[Event "Titled Tuesday intern op 23rd Apr Late"]
[Site "Chess.com INT"]
[Date "2024.04.23"]
[Round "7"]
[White "Capdevila, Calixto"]
[Black "Karas, Marek"]
[Result "0-1"]
[ECO "E91"]
[WhiteElo "2107"]
[BlackElo "2164"]
[PlyCount "120"]
[EventDate "2024.04.23"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CB18_2024"]
[SourceDate "2024.05.01"]
[SourceVersion "1"]
[SourceVersionDate "2024.05.01"]
[SourceQuality "2"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Nf3 0-0 6. Be2 Bg4 7. Be3 Nfd7 8. 0-0 Bxf3 9. Bxf3 Nc6 10. Be2 e5 11. d5 Nd4 12. Nb5 Nxe2+ 13. Qxe2 a6 14. Nc3 f5 15. f3 f4 16. Bf2 g5 17. b4 h5 18. c5 Nf6 19. b5 g4 20. b6 cxb6 21. cxd6 Qxd6 22. Na4 gxf3 23. gxf3 Nd7 24. Rac1 Rac8 25. Rc2 Rxc2 26. Qxc2 b5 27. Nb2 Bf6 28. Rc1 Bd8 29. Nd3 Kh7 30. Kh1 Rg8 31. Qc8 Bb6 32. Qxb7 Bxf2 33. Nxf2 Rg7 34. Rg1 Rxg1+ 35. Kxg1 Kg6 36. Nd3 Nc5 37. Qc6 Qxc6 38. dxc6 Ne6 39. Nxe5+ Kf6 40. Nd7+ Ke7 41. Ne5 Kd6 42. Nd3 Kxc6 43. Kf2 a5 44. Ke1 b4 45. Kd2 Kb5 46. Kc2 Kc4 47. Nb2+ Kd4 48. Nd3 Ke3 49. e5 Kxf3 50. Nb2 Ke4 51. Kd2 f3 52. Ke1 Ke3 53. Nc4+ Kd4 54. Nxa5 Kxe5 55. Nb3 Ke4 56. Kf2 Ng5 57. Nd2+ Kf4 58. h4 Ne4+ 59. Nxe4 Kxe4 60. Kg3 Ke3 0-1

[Event "Titled Tuesday intern op 23rd Apr Late"]
[Site "Chess.com INT"]
[Date "2024.04.23"]
[Round "1"]
[White "Dominguez Perez, Leinier"]
[Black "Karas, Marek"]
[Result "1/2-1/2"]
[ECO "C11"]
[WhiteElo "2748"]
[BlackElo "2164"]
[PlyCount "101"]
[EventDate "2024.04.23"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CB18_2024"]
[SourceDate "2024.05.01"]
[SourceVersion "1"]
[SourceVersionDate "2024.05.01"]
[SourceQuality "2"]

1. e4 e6 2. d4 d5 3. Nc3 Nf6 4. e5 Nfd7 5. f4 c5 6. Nf3 Nc6 7. Be3 Be7 8. Qd2 0-0 9. Be2 b6 10. Nd1 f5 11. c3 a5 12. 0-0 Ba6 13. Bxa6 Rxa6 14. c4 cxd4 15. Nxd4 Nxd4 16. cxd5 exd5 17. Bxd4 Nc5 18. Ne3 Ne4 19. Qd3 Ra8 20. Rac1 Rb8 21. Rc6 Bc5 22. b3 Qd7 23. Bxc5 Qxc6 24. Bxf8 Rxf8 25. Qxd5+ Qxd5 26. Nxd5 Rd8 27. Ne7+ Kf7 28. Nxf5 Rd2 29. Re1 Nc5 30. Nd6+ Ke7 31. a4 Nxb3 32. Rb1 Nd4 33. Kf1 Ne2 34. g3 Nc3 35. Rxb6 Rxh2 36. f5 Kd7 37. e6+ Kc7 38. e7 Re2 39. e8Q Rxe8 40. Nxe8+ Kxb6 41. Nxg7 Nxa4 42. Ne6 Nc5 43. Nd4 Nd7 44. Ke2 a4 45. Kd3 Kc5 46. Ne6+ Kd5 47. Ng5 Ke5 48. Nxh7 Kxf5 49. Kc3 Kg4 50. Kb4 Kxg3 51. Kxa4 1/2-1/2

[Event "Titled Tuesday intern op 23rd Apr Late"]
[Site "Chess.com INT"]
[Date "2024.04.23"]
[Round "4"]
[White "Ibarra Jerez, Jose Carlos"]
[Black "Karas, Marek"]
[Result "1-0"]
[ECO "C10"]
[WhiteElo "2559"]
[BlackElo "2164"]
[PlyCount "141"]
[EventDate "2024.04.23"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CB18_2024"]
[SourceDate "2024.05.01"]
[SourceVersion "1"]
[SourceVersionDate "2024.05.01"]
[SourceQuality "2"]

1. e4 e6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Nd7 5. Bd3 Ngf6 6. Qe2 c5 7. Nxf6+ Nxf6 8. dxc5 Bxc5 9. Bg5 Qa5+ 10. Bd2 Qc7 11. 0-0-0 b6 12. Nf3 Bb7 13. Ne5 0-0-0 14. f4 Nd5 15. Kb1 Kb8 16. Rhf1 Nb4 17. Be4 Nc6 18. Bc3 f6 19. Nd3 Bd4 20. Bd2 f5 21. Bf3 Rhe8 22. Rfe1 Bf6 23. Qf2 Nd4 24. Bc3 Nxf3 25. Bxf6 Nxe1 26. Be5 Rd6 27. Rxe1 Be4 28. Re3 Kb7 29. Bxd6 Qxd6 30. g3 Rc8 31. Qd2 Qd4 32. a3 Rd8 33. Kc1 h6 34. Qe2 Qd5 35. Nb4 Qd6 36. Rxe4 fxe4 37. Qxe4+ Kc8 38. Qa8+ Kd7 39. Qxa7+ Qc7 40. Qa4+ Kc8 41. Qa6+ Kd7 42. Qb5+ Kc8 43. Qe2 Qd7 44. Nd3 Qd6 45. Kb1 Kb7 46. Qe4+ Qd5 47. Qe2 Qh1+ 48. Ka2 Qd5+ 49. b3 Rd6 50. Kb1 Rd8 51. Kb2 Rc8 52. Nb4 Qd4+ 53. Ka2 Qd6 54. Qa6+ Kb8 55. Qe2 Kb7 56. Qe4+ Kb8 57. Kb2 Ka7 58. Qe2 Kb8 59. h4 Ka7 60. Qe4 Kb8 61. Nd3 Rd8 62. Kb1 Rc8 63. Ne5 Ka7 64. Qe2 Kb8 65. Nd3 Rc7 66. h5 Ka7 67. Nb4 Kb8 68. Ka2 Kc8 69. Qa6+ Kb8 70. Qe2 Qc5 71. Na6+ 1-0

[Event "Titled Tuesday intern op 23rd Apr Late"]
[Site "Chess.com INT"]
[Date "2024.04.23"]
[Round "9"]
[White "Jelcic, Marko"]
[Black "Karas, Marek"]
[Result "0-1"]
[ECO "A25"]
[WhiteElo "2182"]
[BlackElo "2164"]
[PlyCount "66"]
[EventDate "2024.04.23"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CB18_2024"]
[SourceDate "2024.05.01"]
[SourceVersion "1"]
[SourceVersionDate "2024.05.01"]
[SourceQuality "2"]

1. c4 e5 2. Nc3 Nc6 3. g3 f5 4. Bg2 Nf6 5. a3 a5 6. e3 d6 7. Nge2 g6 8. d4 Bg7 9. 0-0 0-0 10. b3 Bd7 11. Bb2 h6 12. h4 Kh7 13. Nd5 Ng4 14. Bh3 Ne7 15. Nec3 c6 16. Nxe7 Qxe7 17. Ne2 f4 18. exf4 exf4 19. Nxf4 Rxf4 20. gxf4 Qxh4 21. Bxg4 Bxg4 22. Qd3 Rf8 23. Qg3 Qh5 24. Rfe1 Bf3 25. Qh2 Qg4+ 26. Qg3 Rxf4 27. Re3 Qf5 28. Kf1 g5 29. Rae1 g4 30. Re7 Qh5 31. d5 Qh1+ 32. Qg1 Qh3+ 33. Qg2 Qxg2# 0-1

[Event "Titled Tuesday intern op 23rd Apr Late"]
[Site "Chess.com INT"]
[Date "2024.04.23"]
[Round "3"]
[White "Karas, Marek"]
[Black "Bartholomew, John"]
[Result "1-0"]
[ECO "D12"]
[WhiteElo "2164"]
[BlackElo "2446"]
[PlyCount "185"]
[EventDate "2024.04.23"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CB18_2024"]
[SourceDate "2024.05.01"]
[SourceVersion "1"]
[SourceVersionDate "2024.05.01"]
[SourceQuality "2"]

1. d4 d5 2. Nf3 Nf6 3. c4 c6 4. e3 Bf5 5. Nc3 e6 6. Qb3 Qc7 7. Nh4 Be4 8. f3 Bg6 9. Nxg6 hxg6 10. g3 Nbd7 11. Bd2 dxc4 12. Qxc4 Bd6 13. f4 b5 14. Qe2 b4 15. Na4 Qa5 16. b3 Rc8 17. Qa6 Qxa6 18. Bxa6 Rc7 19. 0-0 Ne4 20. Rfd1 Nxd2 21. Rxd2 Nb6 22. Nxb6 axb6 23. Be2 Kd7 24. Bf3 Ra8 25. Rc1 Ra5 26. Rdc2 c5 27. dxc5 Bxc5 28. Kf2 Rca7 29. Rd1+ Ke7 30. Rdd2 f5 31. h4 e5 32. Ke2 e4 33. Bg2 Rd7 34. Rxd7+ Kxd7 35. Bf1 Ke7 36. Kf2 Ra7 37. Bb5 Ra8 38. Rd2 Bd6 39. Rc2 Rd8 40. Ke2 Bc5 41. Rd2 Ra8 42. Rd7+ Ke6 43. Rd2 Ra5 44. Bc4+ Ke7 45. Rc2 Ra7 46. Rd2 Ra5 47. Rc2 b5 48. Bd5 Kd6 49. Bf7 Bb6 50. Bxg6 Bc5 51. Bxf5 Ra6 52. Bxe4 Ra7 53. Kf3 Re7 54. Rd2+ Kc7 55. Rc2 Kb6 56. g4 Rd7 57. g5 Rd1 58. Re2 Rg1 59. h5 Rh1 60. Bg6 Rh3+ 61. Ke4 Kc6 62. Be8+ Kd6 63. Bxb5 Rxh5 64. Bc4 Rh3 65. f5 Ke7 66. Kf4 Bd6+ 67. Ke4 Rh4+ 68. Kd5 Rh5 69. Rg2 Rh1 70. f6+ gxf6 71. gxf6+ Kd7 72. f7 Bf8 73. Rg8 Ke7 74. Kc6 Rh5 75. Rg4 Re5 76. e4 Kf6 77. Bd5 Ke7 78. Rg8 Rh5 79. Kb5 Rh2 80. Kxb4 Rxa2 81. Kc4 Rc2+ 82. Kb5 Rf2 83. b4 Rb2 84. Kc4 Rb1 85. b5 Rc1+ 86. Kd4 Rd1+ 87. Kc5 Rc1+ 88. Kb6 Rb1 89. Kc6 Rc1+ 90. Kb7 Bh6 91. Re8+ Kd7 92. f8Q Bxf8 93. Rxf8 1-0

[Event "Titled Tuesday intern op 23rd Apr Late"]
[Site "Chess.com INT"]
[Date "2024.04.23"]
[Round "8"]
[White "Karas, Marek"]
[Black "Hambleton, Aman"]
[Result "0-1"]
[ECO "A40"]
[WhiteElo "2164"]
[BlackElo "2420"]
[PlyCount "104"]
[EventDate "2024.04.23"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CB18_2024"]
[SourceDate "2024.05.01"]
[SourceVersion "1"]
[SourceVersionDate "2024.05.01"]
[SourceQuality "2"]

1. d4 e5 2. dxe5 Nc6 3. Nf3 Qe7 4. Bf4 Qb4+ 5. Bd2 Qxb2 6. Nc3 Bb4 7. Rb1 Qxc3 8. Bxc3 Bxc3+ 9. Nd2 Nxe5 10. e3 Nf6 11. Bd3 0-0 12. 0-0 d5 13. h3 b6 14. Nf3 Nxf3+ 15. Qxf3 Be6 16. Rb3 Be5 17. Qe2 Rae8 18. Bb5 Re7 19. c4 dxc4 20. Bxc4 Bxc4 21. Qxc4 Ne4 22. Rd1 Nc5 23. Rbb1 Rfe8 24. Qb5 Re6 25. Rbc1 Bd6 26. Kf1 g6 27. Rc2 a5 28. Rc4 R8e7 29. Rcd4 Ne4 30. Qc4 Kg7 31. Kg1 h5 32. a4 Kh7 33. Rd5 Nc5 34. R5d4 Ne4 35. Rd5 Rf6 36. f4 Bc5 37. Rxc5 Nxc5 38. Rd8 Rfe6 39. Qd4 Re8 40. Rxe8 Rxe8 41. g4 hxg4 42. hxg4 Re4 43. Qf6 Kg8 44. Qd8+ Kg7 45. g5 Ne6 46. Qf6+ Kg8 47. Qc3 Rxa4 48. Kf2 Rb4 49. Kf3 c5 50. f5 gxf5 51. Qf6 Nf8 52. Qxf5 a4 0-1

[Event "Titled Tuesday intern op 23rd Apr Late"]
[Site "Chess.com INT"]
[Date "2024.04.23"]
[Round "2"]
[White "Karas, Marek"]
[Black "Tarnowska, Aleksandra"]
[Result "1-0"]
[ECO "E01"]
[WhiteElo "2164"]
[BlackElo "1876"]
[PlyCount "63"]
[EventDate "2024.04.23"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CB18_2024"]
[SourceDate "2024.05.01"]
[SourceVersion "1"]
[SourceVersionDate "2024.05.01"]
[SourceQuality "2"]

1. Nf3 d5 2. c4 e6 3. g3 Nf6 4. Bg2 c6 5. 0-0 Nbd7 6. d4 Be7 7. Qc2 dxc4 8. Qxc4 Nb6 9. Qc2 0-0 10. Bf4 Nbd5 11. Nc3 Nxf4 12. gxf4 Nd5 13. e3 b6 14. Ne5 Ba6 15. Nxc6 Qd7 16. Nxd5 exd5 17. Nxe7+ Qxe7 18. Rfc1 Rfc8 19. Qd2 Qe6 20. Rxc8+ Rxc8 21. Rc1 Rxc1+ 22. Qxc1 h6 23. h3 Qg6 24. Kh2 Bc4 25. b3 Bd3 26. Bxd5 Be4 27. Bxe4 Qxe4 28. Qd2 Qf3 29. d5 Kf8 30. d6 Ke8 31. Qc2 Kd8 32. Qc7+ 1-0

[Event "Titled Tuesday intern op 23rd Apr Late"]
[Site "Chess.com INT"]
[Date "2024.04.23"]
[Round "5"]
[White "Karas, Marek"]
[Black "Wafa, Hamed"]
[Result "1/2-1/2"]
[ECO "A43"]
[WhiteElo "2164"]
[BlackElo "2374"]
[PlyCount "168"]
[EventDate "2024.04.23"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CB18_2024"]
[SourceDate "2024.05.01"]
[SourceVersion "1"]
[SourceVersionDate "2024.05.01"]
[SourceQuality "2"]

1. d4 Nf6 2. Nf3 c5 3. d5 b5 4. Bg5 g6 5. Bxf6 exf6 6. e4 b4 7. Nbd2 Bg7 8. Nc4 d6 9. Bd3 0-0 10. 0-0 Ba6 11. Nfd2 Qe7 12. Re1 Nd7 13. h3 Bxc4 14. Nxc4 Ne5 15. Qe2 Rfe8 16. Rad1 Nxc4 17. Bxc4 f5 18. exf5 Qxe2 19. Rxe2 Rxe2 20. Bxe2 Bxb2 21. fxg6 hxg6 22. Bc4 Re8 23. Bb5 Re7 24. Kf1 Bc3 25. g3 a5 26. h4 Kg7 27. Kg2 Re5 28. Bc4 a4 29. Bb5 Bd4 30. Kf1 Rxd5 31. Bxa4 Rf5 32. Rd2 Bc3 33. Re2 Bd4 34. Bd7 Rf6 35. Bc6 Kh6 36. f4 Kg7 37. Kg2 c4 38. Bd5 c3 39. Re7 Rf5 40. Bb3 Bc5 41. Rd7 Kf8 42. Kf3 Ke8 43. Ba4 Kf8 44. Bb3 Rf6 45. Ke4 Ke8 46. Ba4 Re6+ 47. Kd5 Kf8 48. Bb3 Re3 49. g4 Rf3 50. Ke4 Re3+ 51. Kd5 f5 52. gxf5 gxf5 53. Kc6 Rh3 54. Rf7+ Ke8 55. Rxf5 Rxh4 56. Kd5 Ke7 57. Kc6 Rh7 58. Kb5 Kd7 59. Rf7+ Rxf7 60. Bxf7 Ke7 61. Bb3 Kf6 62. Kc6 Kf5 63. Kd5 Kxf4 64. Bc4 Ke3 65. Bb3 Kd2 66. Ba4 Kc1 67. Bb3 Kb2 68. Kc4 Ka3 69. Kd5 Kb2 70. Kc4 Ka1 71. Kd5 Kb1 72. Kc4 Kb2 73. Kd5 Ka3 74. Kc4 Bb6 75. Kd5 Bc7 76. Kc6 Ba5 77. Kxd6 Bb6 78. Kd5 Be3 79. Kc4 Bc1 80. Kd5 Bb2 81. Kc4 Ba1 82. Kd5 Bb2 83. Kc4 Ba1 84. Kd5 Bb2 1/2-1/2

[Event "Titled Tuesday intern op 23rd Apr Late"]
[Site "Chess.com INT"]
[Date "2024.04.23"]
[Round "10"]
[White "Karas, Marek"]
[Black "Zhizmer, Yuri"]
[Result "0-1"]
[ECO "B06"]
[WhiteElo "2164"]
[BlackElo "2289"]
[PlyCount "124"]
[EventDate "2024.04.23"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CB18_2024"]
[SourceDate "2024.05.01"]
[SourceVersion "1"]
[SourceVersionDate "2024.05.01"]
[SourceQuality "2"]

1. d4 g6 2. e4 Bg7 3. Nf3 a6 4. Bc4 b5 5. Bb3 Bb7 6. Qe2 e6 7. c3 Ne7 8. Bf4 0-0 9. Nbd2 d6 10. h3 Nd7 11. 0-0 Re8 12. a4 bxa4 13. Rxa4 Nb6 14. Raa1 d5 15. Bc2 a5 16. Ne5 a4 17. Ra2 Ba6 18. Bd3 Bxd3 19. Qxd3 dxe4 20. Nxe4 Ned5 21. Bg3 f5 22. Nc5 f4 23. Bh2 Bxe5 24. dxe5 Nd7 25. Nxe6 Qe7 26. Qxd5 Qxe6 27. Qxe6+ Rxe6 28. Bxf4 Nxe5 29. Bxe5 Rxe5 30. Rfa1 Re2 31. b4 Rxa2 32. Rxa2 Kf7 33. Kf1 Ke6 34. Ke2 Kd5 35. Kd3 g5 36. c4+ Ke5 37. Kc3 Ke4 38. b5 a3 39. Kb4 Kd4 40. Rxa3 c5+ 41. Kb3 Rf8 42. Ra2 Kd3 43. Ra7 Rxf2 44. Rd7+ Ke4 45. Rxh7 Rxg2 46. b6 Rg1 47. Ka4 Rb1 48. Ka5 Kd4 49. Ka6 Kxc4 50. Kb7 Kd3 51. Rd7+ Ke4 52. Rc7 Kd4 53. Rc6 c4 54. Kc7 c3 55. b7 Kd3 56. Rb6 c2 57. Rd6+ Ke3 58. Re6+ Kf3 59. Rb6 c1Q+ 60. Rc6 Rxb7+ 61. Kxb7 Qf4 62. Rc3+ Kg2 0-1

[Event "Titled Tuesday intern op 23rd Apr Late"]
[Site "Chess.com INT"]
[Date "2024.04.23"]
[Round "11"]
[White "Ozalp, Burak"]
[Black "Karas, Marek"]
[Result "0-1"]
[ECO "B22"]
[WhiteElo "2127"]
[BlackElo "2164"]
[PlyCount "38"]
[EventDate "2024.04.23"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CB18_2024"]
[SourceDate "2024.05.01"]
[SourceVersion "1"]
[SourceVersionDate "2024.05.01"]
[SourceQuality "2"]

1. e4 c5 2. c3 e6 3. d4 d5 4. exd5 exd5 5. Nf3 Nf6 6. Bb5+ Bd7 7. Qe2+ Be7 8. dxc5 0-0 9. Be3 Re8 10. Bxd7 Nbxd7 11. b4 Ng4 12. 0-0 Bf6 13. Nd4 Nxe3 14. fxe3 a5 15. a3 axb4 16. cxb4 Bxd4 17. Qf3 Rxe3 18. Qxf7+ Kh8 19. Qf4 Re4+ 0-1

[Event "Titled Tuesday intern op 23rd Apr Late"]
[Site "Chess.com INT"]
[Date "2024.04.23"]
[Round "6"]
[White "Shirov, Alexei"]
[Black "Karas, Marek"]
[Result "1-0"]
[ECO "C02"]
[WhiteElo "2661"]
[BlackElo "2164"]
[PlyCount "89"]
[EventDate "2024.04.23"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CB18_2024"]
[SourceDate "2024.05.01"]
[SourceVersion "1"]
[SourceVersionDate "2024.05.01"]
[SourceQuality "2"]

1. e4 e6 2. d4 d5 3. e5 c5 4. c3 Qb6 5. Nf3 Bd7 6. a3 Bb5 7. b4 cxd4 8. Bxb5+ Qxb5 9. cxd4 Ne7 10. Nc3 Qd7 11. 0-0 Nc8 12. Ng5 Be7 13. Qh5 Bxg5 14. Bxg5 Nc6 15. Rad1 a6 16. f4 N6e7 17. f5 exf5 18. e6 Qxe6 19. Rde1 Qd7 20. Re3 0-0 21. Rh3 f6 22. Qxh7+ Kf7 23. Bh6 Rg8 24. Rg3 Nd6 25. Ne2 Ne4 26. Rxg7+ Rxg7 27. Qxg7+ Ke6 28. Nf4+ Kd6 29. Nd3 Rg8 30. Bf4+ Kc6 31. Qf7 Kb6 32. Nc5 Nxc5 33. dxc5+ Ka7 34. Bd6 Re8 35. Re1 f4 36. Rxe7 Rxe7 37. Qxe7 Qg4 38. Qe1 f3 39. g3 Qd4+ 40. Kf1 Qd3+ 41. Kf2 d4 42. Qe8 Qd2+ 43. Kxf3 Qd3+ 44. Kg4 Qd1+ 45. Kh4 1-0

[Event "Titled Tuesday intern op 16th Apr Late"]
[Site "Chess.com INT"]
[Date "2024.04.16"]
[Round "4"]
[White "Karas, Marek"]
[Black "Andreikin, Dmitry"]
[Result "0-1"]
[ECO "E16"]
[WhiteElo "2164"]
[BlackElo "2729"]
[PlyCount "124"]
[EventDate "2024.04.16"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CB17_2024"]
[SourceDate "2024.04.24"]
[SourceVersion "1"]
[SourceVersionDate "2024.04.24"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 e6 3. c4 b6 4. g3 Bb7 5. Bg2 g6 6. Nc3 Ne4 7. Bd2 Bg7 8. 0-0 0-0 9. Nxe4 Bxe4 10. Bc3 d6 11. Nd2 Bxg2 12. Kxg2 Nd7 13. Nf3 f5 14. Qd3 Nf6 15. Rad1 Ne4 16. Nd2 Nxc3 17. Qxc3 Qd7 18. Qd3 Rae8 19. e4 f4 20. Nf3 Qe7 21. g4 Qd7 22. e5 Qc6 23. exd6 cxd6 24. Rfe1 a5 25. b3 d5 26. cxd5 exd5 27. Rxe8 Rxe8 28. Qd2 Re4 29. Rc1 Qd7 30. h3 h5 31. gxh5 gxh5 32. Qc3 Re2 33. Rc2 Rxc2 34. Qxc2 Qe6 35. Qh7+ Kf8 36. Qxh5 Qe4 37. Qg5 Bxd4 38. Qd8+ Kf7 39. Qd7+ Kg8 40. Qd8+ Kg7 41. Qd7+ Kh8 42. Qd8+ Kh7 43. Qh4+ Kg6 44. Qg5+ Kf7 45. Qh5+ Ke7 46. Qg5+ Bf6 47. Qg8 d4 48. Qb8 d3 49. Qc7+ Kf8 50. Qb8+ Kg7 51. Qc7+ Be7 52. Qd7 Kf6 53. h4 Bc5 54. Qg4 d2 55. Qg5+ Kf7 56. Qh5+ Ke7 57. Qg5+ Kd7 58. Qg7+ Kc6 59. Qf6+ Kb5 60. Qa1 Qe2 61. Qf1 Qxf1+ 62. Kxf1 d1Q+ 0-1

[Event "Titled Tuesday intern op 16th Apr Late"]
[Site "Chess.com INT"]
[Date "2024.04.16"]
[Round "1"]
[White "Karas, Marek"]
[Black "Duda, Jan Krzysztof"]
[Result "0-1"]
[ECO "D25"]
[WhiteElo "2164"]
[BlackElo "2731"]
[PlyCount "80"]
[EventDate "2024.04.16"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CB17_2024"]
[SourceDate "2024.04.24"]
[SourceVersion "1"]
[SourceVersionDate "2024.04.24"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 Nf6 3. c4 dxc4 4. e3 b5 5. a4 b4 6. Bxc4 e6 7. 0-0 Bb7 8. Be2 a5 9. Nbd2 Nbd7 10. Nc4 Be7 11. Nfe5 c5 12. Bf3 Qc8 13. b3 cxd4 14. Nxd7 Nxd7 15. Bxb7 Qxb7 16. Qxd4 f6 17. Nd6+ Bxd6 18. Qxd6 Ra6 19. Qd4 Kf7 20. Rd1 Nb6 21. Bb2 e5 22. Qd3 h5 23. Qb5 Ra7 24. Rac1 Re8 25. Rd6 Nc8 26. Qc4+ Kf8 27. Rc6 Ne7 28. Rc5 Rd8 29. h3 Qa8 30. f4 Rd2 31. Qf1 Rxb2 32. fxe5 f5 33. e6 Kg8 34. R5c2 Rxc2 35. Rxc2 Qe4 36. Rc4 Qxe3+ 37. Kh1 Qxe6 38. Qc1 Rd7 39. Rc5 Rd5 40. Rc7 Qd6 0-1

[Event "Titled Tuesday intern op 16th Apr Late"]
[Site "Chess.com INT"]
[Date "2024.04.16"]
[Round "3"]
[White "Lopez del Alamo, Antonio"]
[Black "Karas, Marek"]
[Result "0-1"]
[ECO "B62"]
[WhiteElo "2237"]
[BlackElo "2164"]
[PlyCount "94"]
[EventDate "2024.04.16"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CB17_2024"]
[SourceDate "2024.04.24"]
[SourceVersion "1"]
[SourceVersionDate "2024.04.24"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Nc6 6. Bg5 e6 7. Bb5 Bd7 8. Bxc6 bxc6 9. Qf3 Be7 10. e5 dxe5 11. Nxc6 Bxc6 12. Qxc6+ Kf8 13. Bxf6 Bxf6 14. Ne4 Rc8 15. Qa4 Qd4 16. Qxd4 exd4 17. Kd2 Ke7 18. f4 Rhd8 19. g4 g6 20. h4 Bg7 21. g5 h5 22. Rh3 Rc7 23. Rd3 Rb8 24. Rb3 Rbc8 25. Rc1 e5 26. fxe5 Bxe5 27. Rf3 Kf8 28. Kd3 Kg7 29. Rf2 Rb8 30. b3 a5 31. a4 Rxb3+ 32. cxb3 Rxc1 33. Rc2 Re1 34. Re2 Rh1 35. Kc4 Rxh4 36. Kb5 d3 37. Re1 Rxe4 38. Rxe4 d2 39. Rxe5 d1Q 40. Kxa5 Qxb3 41. Rb5 Qc3+ 42. Kb6 h4 43. a5 h3 44. a6 h2 45. a7 h1Q 46. a8Q Qxa8 47. Re5 Qcc6# 0-1

[Event "Titled Tuesday intern op 16th Apr Late"]
[Site "Chess.com INT"]
[Date "2024.04.16"]
[Round "5"]
[White "Prydun, Andriy"]
[Black "Karas, Marek"]
[Result "1-0"]
[ECO "B50"]
[WhiteElo "2162"]
[BlackElo "2164"]
[PlyCount "89"]
[EventDate "2024.04.16"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CB17_2024"]
[SourceDate "2024.04.24"]
[SourceVersion "1"]
[SourceVersionDate "2024.04.24"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. c3 Nf6 4. h3 Bd7 5. Qc2 Qc7 6. Bc4 e6 7. a4 Be7 8. 0-0 0-0 9. d3 Nc6 10. Bf4 a6 11. Nbd2 Rab8 12. Rae1 b5 13. axb5 axb5 14. Ba2 e5 15. Bb1 exf4 16. d4 g6 17. dxc5 dxc5 18. e5 Nd5 19. Ne4 Bf5 20. Qd2 Rbd8 21. Qe2 Bxe4 22. Bxe4 c4 23. e6 f5 24. Bc2 Bf6 25. h4 Nce7 26. h5 Kg7 27. Nd2 Rfe8 28. Ra1 Ra8 29. Rfe1 Qb7 30. Rad1 Red8 31. Rb1 Qb6 32. Rbd1 Ra2 33. Rb1 Nxc3 34. bxc3 Rxc2 35. Nxc4 Rxe2 36. Nxb6 Rxe1+ 37. Rxe1 Bxc3 38. Rb1 b4 39. Nd7 gxh5 40. Nc5 Kf6 41. Nb3 Kxe6 42. Kf1 Kf6 43. f3 Nd5 44. Kf2 Ne3 45. Kg1 1-0

[Event "Titled Tuesday intern op 16th Apr Late"]
[Site "Chess.com INT"]
[Date "2024.04.16"]
[Round "2"]
[White "Zacarias Martinez, Ruben David"]
[Black "Karas, Marek"]
[Result "1/2-1/2"]
[ECO "B30"]
[WhiteElo "2206"]
[BlackElo "2164"]
[PlyCount "195"]
[EventDate "2024.04.16"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CB17_2024"]
[SourceDate "2024.04.24"]
[SourceVersion "1"]
[SourceVersionDate "2024.04.24"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. Bb5 e6 4. Bxc6 bxc6 5. d3 Ne7 6. Qe2 Ng6 7. h4 h5 8. e5 f6 9. Qe4 Kf7 10. Bf4 Be7 11. g3 fxe5 12. Nxe5+ Nxe5 13. Bxe5 d6 14. Bf4 e5 15. Be3 Bf6 16. Nd2 d5 17. Qg2 Qd6 18. Nf3 Bf5 19. Ng5+ Kg6 20. 0-0 Rab8 21. b3 Rhe8 22. Rad1 a6 23. f3 Rh8 24. Qf2 Bxg5 25. Bxg5 Rhf8 26. Be3 d4 27. Bd2 Rbe8 28. Qg2 Kh7 29. Rde1 Bg6 30. g4 Qd5 31. gxh5 Bxh5 32. Re4 Rf5 33. Rf2 Ref8 34. f4 exf4 35. Rexf4 Qxg2+ 36. Kxg2 Rxf4 37. Rxf4 Re8 38. Rf2 Bd1 39. Bf4 Rf8 40. Bd6 Rxf2+ 41. Kxf2 Bxc2 42. Bxc5 Bxd3 43. Bxd4 Bb1 44. a3 Bc2 45. b4 Kh6 46. Kg3 g6 47. Be3+ Kh5 48. Bg5 Ba4 49. Kf4 Bb5 50. Ke5 Kg4 51. Kd4 Kf5 52. Kc5 Ke4 53. Kb6 Kd5 54. Be3 Kc4 55. Ka5 Kb3 56. Bc1 Kc2 57. Bg5 Kb3 58. Bc1 Bf1 59. Kb6 Kc2 60. Bf4 Bb5 61. Ka5 Kb2 62. a4 Bc4 63. Kb6 Kc3 64. Kc5 Be2 65. Be5+ Kb3 66. Bf6 Kxa4 67. Kxc6 Kxb4 68. Be7+ Kb3 69. Bd8 Kb4 70. Kd6 a5 71. Ke5 Bh5 72. Be7+ Kb3 73. Kd4 a4 74. Bf6 a3 75. Kd3 a2 76. Kd2 Bg4 77. Kc1 Bf5 78. Bg7 Be4 79. Bf6 Bd5 80. Bg7 Kc4 81. Kb2 Kd3 82. Bf6 Ke4 83. Bg5 Kf5 84. Ka1 Kg4 85. Bd8 Kh5 86. Bg5 Kg4 87. Bd8 Kf5 88. Bg5 Be6 89. Bd8 Bf7 90. Bg5 Ke6 91. Bd8 Kd7 92. Bg5 Be6 93. Bf4 Kc6 94. Bg5 Kd5 95. Bf4 Ke4 96. Bg5 Kf5 97. Bd8 Kg4 98. Bg5 1/2-1/2

[Event "Titled Tuesday intern op 02nd Apr Late"]
[Site "Chess.com INT"]
[Date "2024.04.02"]
[Round "1"]
[White "Biastoch, Bennet"]
[Black "Karas, Marek"]
[Result "1-0"]
[ECO "C11"]
[WhiteElo "2211"]
[BlackElo "2164"]
[PlyCount "71"]
[EventDate "2024.04.02"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CB15_2024"]
[SourceDate "2024.04.10"]
[SourceVersion "1"]
[SourceVersionDate "2024.04.10"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nc3 Nf6 4. e5 Nfd7 5. f4 c5 6. Nf3 Nc6 7. Be3 Be7 8. Qd2 0-0 9. dxc5 Qa5 10. Nd4 Bxc5 11. Be2 Nxd4 12. Bxd4 b6 13. 0-0-0 Bb7 14. Kb1 Rac8 15. a3 Bxd4 16. Qxd4 Qc5 17. h4 Qxd4 18. Rxd4 Nc5 19. h5 Rfd8 20. h6 g6 21. g4 Kf8 22. Rf1 Ke7 23. Bd3 Nxd3 24. cxd3 a5 25. f5 gxf5 26. gxf5 Ba6 27. f6+ Kd7 28. Rg1 Rg8 29. Rg7 Rxg7 30. hxg7 h5 31. Kc2 Rg8 32. Rh4 d4 33. Rxd4+ Kc7 34. Rh4 b5 35. b4 axb4 36. axb4 1-0

[Event "Titled Tuesday intern op 02nd Apr Late"]
[Site "Chess.com INT"]
[Date "2024.04.02"]
[Round "3"]
[White "Karas, Marek"]
[Black "Miller, Luke C"]
[Result "1-0"]
[ECO "E61"]
[WhiteElo "2164"]
[BlackElo "1930"]
[PlyCount "117"]
[EventDate "2024.04.02"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CB15_2024"]
[SourceDate "2024.04.10"]
[SourceVersion "1"]
[SourceVersionDate "2024.04.10"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 g6 3. c4 Bg7 4. Nc3 d6 5. Bg5 0-0 6. e3 c5 7. Be2 Qb6 8. Qb3 cxd4 9. exd4 Nc6 10. Qxb6 axb6 11. Rd1 e6 12. a3 Bd7 13. 0-0 Rac8 14. Rfe1 Na5 15. Nd2 Rfe8 16. b4 Nc6 17. Nde4 Nxe4 18. Nxe4 Nxd4 19. Nxd6 Ba4 20. Rc1 e5 21. Nxc8 Rxc8 22. Bf1 f5 23. c5 b5 24. Be3 Rd8 25. Bxd4 Rxd4 26. c6 bxc6 27. Rxc6 e4 28. Rc8+ Kf7 29. Rc7+ Kg8 30. Rb7 Rd2 31. Bxb5 Bc2 32. Rd7 Bd4 33. Rf1 e3 34. fxe3 Bxe3+ 35. Kh1 Be4 36. Rxd2 Bxd2 37. Rd1 Bc3 38. Rd8+ Kg7 39. Rd7+ Kh6 40. Bc4 f4 41. Be2 Bb2 42. Bf3 Bf5 43. Ra7 g5 44. h3 Bd4 45. Ra6+ Kg7 46. b5 Bd3 47. a4 Be3 48. Rc6 Bf1 49. Rc7+ Kg6 50. Rc6+ Kf5 51. b6 Ba6 52. Bg4+ Ke4 53. Bf3+ Kf5 54. Rh6 Bd4 55. Rxh7 Bf6 56. b7 Bxb7 57. Rxb7 Kg6 58. Rb5 Bd4 59. Be4+ 1-0

[Event "Titled Tuesday intern op 02nd Apr Late"]
[Site "Chess.com INT"]
[Date "2024.04.02"]
[Round "5"]
[White "Karas, Marek"]
[Black "Morales Garcia, Sergio Joshafatt"]
[Result "0-1"]
[ECO "A36"]
[WhiteElo "2164"]
[BlackElo "2249"]
[PlyCount "98"]
[EventDate "2024.04.02"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CB15_2024"]
[SourceDate "2024.04.10"]
[SourceVersion "1"]
[SourceVersionDate "2024.04.10"]
[SourceQuality "1"]

1. c4 c5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. e4 d6 6. Nge2 e6 7. d3 Nge7 8. Be3 Nd4 9. 0-0 0-0 10. Rb1 Nec6 11. a3 Rb8 12. b4 Nxe2+ 13. Nxe2 cxb4 14. axb4 b5 15. c5 a5 16. bxa5 Nxa5 17. cxd6 Qxd6 18. d4 Nc4 19. Bf4 e5 20. dxe5 Bxe5 21. Qxd6 Bxd6 22. Bxd6 Nxd6 23. e5 Nc4 24. f4 Bf5 25. Rb4 Rfd8 26. Rc1 Ne3 27. Be4 Rd2 28. Bxf5 gxf5 29. Nd4 Ra8 30. Nf3 Rg2+ 31. Kh1 Raa2 32. Rb3 Rae2 33. Rg1 Rgf2 34. Rxe3 Rxe3 35. Nh4 Ree2 36. Rc1 Rxh2+ 37. Kg1 Kg7 38. Rc6 h5 39. Nxf5+ Kh7 40. Nh4 Rh3 41. Nf5 b4 42. Rb6 b3 43. Rxb3 Ra2 44. Rb7 Rhh2 45. Nh4 Kg7 46. e6 Rhd2 47. Rxf7+ Kg8 48. Nf3 Rd1+ 49. Ne1 Rxe1# 0-1

[Event "Titled Tuesday intern op 02nd Apr Late"]
[Site "Chess.com INT"]
[Date "2024.04.02"]
[Round "2"]
[White "Karas, Marek"]
[Black "Nilssen, Ellen Fredericia"]
[Result "1-0"]
[ECO "E12"]
[WhiteElo "2164"]
[BlackElo "2195"]
[PlyCount "49"]
[EventDate "2024.04.02"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CB15_2024"]
[SourceDate "2024.04.10"]
[SourceVersion "1"]
[SourceVersionDate "2024.04.10"]
[SourceQuality "1"]

1. d4 e6 2. c4 b6 3. Nc3 Bb7 4. a3 Nf6 5. Nf3 d5 6. cxd5 Nxd5 7. Qc2 Be7 8. e4 Nxc3 9. bxc3 c5 10. Bd3 Nc6 11. Bb2 Rc8 12. Qe2 cxd4 13. cxd4 Qc7 14. 0-0 0-0 15. Rad1 Rfd8 16. Rfe1 Na5 17. Ne5 Nc6 18. Nxc6 Qxc6 19. Qg4 Qa4 20. d5 Bf8 21. dxe6 fxe6 22. Qxe6+ Kh8 23. Qh3 Qb3 24. e5 Qxb2 25. Qxh7# 1-0

[Event "Titled Tuesday intern op 02nd Apr Late"]
[Site "Chess.com INT"]
[Date "2024.04.02"]
[Round "4"]
[White "Tristan, Leonardo"]
[Black "Karas, Marek"]
[Result "1-0"]
[ECO "D02"]
[WhiteElo "2522"]
[BlackElo "2164"]
[PlyCount "111"]
[EventDate "2024.04.02"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CB15_2024"]
[SourceDate "2024.04.10"]
[SourceVersion "1"]
[SourceVersionDate "2024.04.10"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 d5 3. Bf4 c5 4. e3 Nc6 5. c3 Qb6 6. Qc2 g6 7. h3 Bg7 8. Nbd2 Bf5 9. dxc5 Bxc2 10. cxb6 axb6 11. Bb5 Bf5 12. 0-0 0-0 13. a3 Ne4 14. Bc7 Nxd2 15. Nxd2 Ra5 16. a4 e5 17. Bxb6 Raa8 18. Nb3 Na7 19. Be2 Nc8 20. Bc5 Rd8 21. a5 Bf8 22. Rfd1 Be6 23. Bxf8 Kxf8 24. Nc5 b6 25. axb6 Nxb6 26. b4 Ke7 27. g4 f5 28. Kg2 Rxa1 29. Rxa1 Ra8 30. Ra5 Rxa5 31. bxa5 Nc8 32. Nxe6 Kxe6 33. f4 Na7 34. Bd1 fxg4 35. hxg4 Kd6 36. Bb3 h5 37. g5 Nb5 38. a6 exf4 39. exf4 Kc7 40. c4 dxc4 41. Bxc4 Nd6 42. Bd3 Kb6 43. Kg3 Nc8 44. Bxg6 Kxa6 45. Bxh5 Kb6 46. g6 Ne7 47. Kg4 Ng8 48. Kg5 Kc7 49. f5 Kd7 50. f6 Ke8 51. f7+ Kf8 52. fxg8Q+ Kxg8 53. Kh6 Kh8 54. Bg4 Kg8 55. Be6+ Kh8 56. g7# 1-0

[Event "Titled Tuesday intern op 12th Mar Late"]
[Site "Chess.com INT"]
[Date "2024.03.12"]
[Round "11"]
[White "Herman, Daniel"]
[Black "Karas, Marek"]
[Result "0-1"]
[ECO "A28"]
[WhiteElo "1956"]
[BlackElo "2212"]
[PlyCount "162"]
[EventDate "2024.03.12"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CB12_2024"]
[SourceDate "2023.10.01"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.01"]
[SourceQuality "1"]

1. c4 e5 2. Nc3 Nc6 3. Nf3 Nf6 4. e3 Bb4 5. Qc2 0-0 6. Ng5 Bxc3 7. bxc3 d6 8. Bd3 h6 9. Ne4 Nxe4 10. Bxe4 Be6 11. d3 Qd7 12. 0-0 f5 13. Bd5 Bxd5 14. cxd5 Ne7 15. f4 Kh8 16. c4 c6 17. dxc6 Nxc6 18. Bb2 Rae8 19. Bc3 b6 20. Rf3 Rf7 21. Raf1 Qe6 22. fxe5 dxe5 23. Qf2 e4 24. dxe4 Qxe4 25. Bb2 Ne5 26. Rxf5 Rxf5 27. Qxf5 Qxf5 28. Rxf5 Nxc4 29. Bd4 Re7 30. Kf2 Kh7 31. h4 Nd6 32. Rf4 Ne4+ 33. Kf3 Nd2+ 34. Ke2 Ne4 35. g4 g5 36. hxg5 Nxg5 37. Kd3 Ne6 38. Re4 Kg6 39. Kc4 Kf7 40. Re5 Rc7+ 41. Kd5 Rd7+ 42. Ke4 Ng5+ 43. Kf5 Nf3 44. Re4 Nh4+ 45. Kf4 Ng2+ 46. Kg3 Ne1 47. Rf4+ Kg6 48. Rf6+ Kh7 49. Rc6 Nd3 50. Kh4 Nb4 51. Re6 Nc2 52. Be5 Nxe3 53. Kh5 Nd5 54. Rxh6+ Kg8 55. Rh8+ Kf7 56. Rh7+ Ke6 57. Rxd7 Kxd7 58. g5 Ke6 59. Bd4 Kf5 60. g6 Nf4+ 61. Kh6 Nxg6 62. a4 Nf4 63. Kh7 Ne6 64. Be3 Ke4 65. Bg1 Nd4 66. Kg6 Kd5 67. Kh6 Kc4 68. Kg6 Ne2 69. Bf2 Nc3 70. a5 bxa5 71. Bxa7 a4 72. Be3 a3 73. Bc1 a2 74. Bb2 Kb3 75. Ba1 Kc2 76. Kf5 Nd1 77. Ke5 Nb2 78. Kd4 Kb1 79. Kc3 Nd1+ 80. Kd2 Kxa1 81. Kc1 Ne3 0-1

[Event "Titled Tuesday intern op 12th Mar Late"]
[Site "Chess.com INT"]
[Date "2024.03.12"]
[Round "4"]
[White "Karas, Marek"]
[Black "Bacrot, Etienne"]
[Result "0-1"]
[ECO "D38"]
[WhiteElo "2212"]
[BlackElo "2680"]
[PlyCount "120"]
[EventDate "2024.03.12"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CB12_2024"]
[SourceDate "2023.10.01"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.01"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 Nf6 3. c4 e6 4. Nc3 Bb4 5. cxd5 exd5 6. Bg5 h6 7. Bxf6 Qxf6 8. e3 0-0 9. Be2 c6 10. 0-0 Bf5 11. Qb3 Qe7 12. a3 Bd6 13. Qd1 Nd7 14. h3 Nf6 15. Bd3 Ne4 16. Bxe4 dxe4 17. Nd2 Rad8 18. Qe2 Bb8 19. Rfc1 Rd6 20. f4 exf3 21. Nxf3 Re8 22. Re1 Re6 23. d5 Rxe3 24. Qxe3 Qxe3+ 25. Rxe3 Rxe3 26. dxc6 bxc6 27. Rd1 Bc7 28. Kf2 Bb6 29. Kg3 Re7 30. Nd4 Bd7 31. Nf3 g5 32. Rd2 f5 33. Na4 f4+ 34. Kh2 Be3 35. Rd6 Kg7 36. Ne5 Be8 37. Ng4 c5 38. Nxh6 Bxa4 39. Nf5+ Kf7 40. Nxe7 Kxe7 41. Ra6 Bb5 42. Rxa7+ Kf6 43. a4 Bd3 44. a5 Bd4 45. Rb7 Ke5 46. Rb6 Kd5 47. a6 Bxa6 48. Rxa6 Bxb2 49. Kg1 c4 50. Ra8 c3 51. Rc8 Kd4 52. Kf2 Kd3 53. Kf3 c2 54. g3 c1Q 55. Rxc1 Bxc1 56. gxf4 gxf4 57. h4 Kd4 58. h5 Ke5 59. h6 Kf6 60. h7 Kg7 0-1

[Event "Titled Tuesday intern op 12th Mar Late"]
[Site "Chess.com INT"]
[Date "2024.03.12"]
[Round "9"]
[White "Karas, Marek"]
[Black "Buchenau, Frank"]
[Result "0-1"]
[ECO "A28"]
[WhiteElo "2212"]
[BlackElo "2175"]
[PlyCount "122"]
[EventDate "2024.03.12"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CB12_2024"]
[SourceDate "2023.10.01"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.01"]
[SourceQuality "1"]

1. c4 e5 2. Nc3 Nf6 3. Nf3 Nc6 4. e3 Bb4 5. Qc2 d6 6. Nd5 Bc5 7. a3 Bb6 8. b4 Nxd5 9. cxd5 Ne7 10. Bc4 0-0 11. d3 Bg4 12. Nd2 c6 13. dxc6 bxc6 14. h3 Bh5 15. Bb2 a5 16. g4 Bg6 17. Bb3 axb4 18. axb4 Rxa1+ 19. Bxa1 c5 20. bxc5 Qa8 21. 0-0 Bxc5 22. Ne4 Rc8 23. Qe2 Bxe4 24. dxe4 Qxe4 25. Bc2 Qc6 26. Bd3 Ng6 27. Bxg6 hxg6 28. Rd1 Qe4 29. Kh2 d5 30. f3 Qxe3 31. Qxe3 Bxe3 32. Bxe5 d4 33. Rd3 Rc4 34. Kg2 f6 35. Bg3 Rc2+ 36. Kf1 g5 37. Ra3 Kf7 38. Ra7+ Ke6 39. Ra3 Kd5 40. h4 gxh4 41. Bxh4 Kc4 42. Be1 Rc1 43. Ke2 d3+ 44. Rxd3 Rxe1+ 45. Kxe1 Kxd3 46. Kf1 Bd4 47. Kg2 Ke2 48. Kg3 g5 49. f4 Ke3 50. fxg5 fxg5 51. Kg2 Kf4 52. Kh3 Kf3 53. Kh2 Kxg4 54. Kg2 Kf4 55. Kh1 g4 56. Kg2 Be3 57. Kh1 Kf3 58. Kh2 g3+ 59. Kh3 g2 60. Kh4 g1Q 61. Kh5 Qg5# 0-1

[Event "Titled Tuesday intern op 12th Mar Late"]
[Site "Chess.com INT"]
[Date "2024.03.12"]
[Round "1"]
[White "Karas, Marek"]
[Black "Kovacevic, Radmila"]
[Result "1-0"]
[ECO "A37"]
[WhiteElo "2212"]
[BlackElo "2042"]
[PlyCount "143"]
[EventDate "2024.03.12"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CB12_2024"]
[SourceDate "2023.10.01"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.01"]
[SourceQuality "1"]

1. c4 c5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. Nf3 d6 6. 0-0 h5 7. h4 Ne5 8. Nxe5 Bxe5 9. e3 Nh6 10. d4 Bg7 11. b3 0-0 12. Bb2 Bg4 13. Qd2 cxd4 14. exd4 Rb8 15. Ne4 Qb6 16. d5 Bxb2 17. Qxb2 Bf5 18. Rae1 Bxe4 19. Rxe4 Rbe8 20. Rfe1 Qc7 21. Bh3 Kh7 22. Qd4 b6 23. Qe3 Ng8 24. f4 Qc5 25. f5 Kg7 26. Kg2 Qxe3 27. R4xe3 Kf6 28. fxg6 fxg6 29. Be6 Nh6 30. Rf1+ Kg7 31. Ref3 Rxf3 32. Rxf3 Rf8 33. Re3 Rf6 34. b4 Kf8 35. Rc3 Nf5 36. Bxf5 Rxf5 37. Ra3 e6 38. dxe6 Ke7 39. Rxa7+ Kxe6 40. Rc7 b5 41. cxb5 Rxb5 42. a3 Kf6 43. Kf3 Rd5 44. Ke4 Rd1 45. Rc3 Ke6 46. Rb3 Rd2 47. b5 Kd7 48. b6 Kc8 49. Kf4 Rd5 50. b7+ Kb8 51. Rb6 Rd3 52. a4 Rd4+ 53. Kg5 Rxa4 54. Kxg6 Rg4+ 55. Kxh5 Rxg3 56. Rxd6 Kxb7 57. Kh6 Kc7 58. Rd1 Rg8 59. h5 Kc6 60. Kh7 Rg5 61. h6 Rg3 62. Kh8 Rg6 63. h7 Kc7 64. Rf1 Kd7 65. Rf8 Ke7 66. Rg8 Rh6 67. Kg7 Rh1 68. h8Q Rg1+ 69. Kh6 Rh1+ 70. Kg5 Rxh8 71. Rxh8 Kf7 72. Rh4 1-0

[Event "Titled Tuesday intern op 12th Mar Late"]
[Site "Chess.com INT"]
[Date "2024.03.12"]
[Round "2"]
[White "Karas, Marek"]
[Black "Materia, Marco"]
[Result "1-0"]
[ECO "E06"]
[WhiteElo "2212"]
[BlackElo "2434"]
[PlyCount "139"]
[EventDate "2024.03.12"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CB12_2024"]
[SourceDate "2023.10.01"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.01"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 d5 3. c4 e6 4. Nc3 Be7 5. g3 0-0 6. Bg2 b6 7. Ne5 Bb7 8. Qa4 Qc8 9. cxd5 exd5 10. Bf4 Qe6 11. 0-0 Rc8 12. Rac1 Nbd7 13. Nxd7 Nxd7 14. Nb5 Bc6 15. Qb3 Bxb5 16. Qxb5 c6 17. Qd3 Bd6 18. Bd2 Nf6 19. e3 Ne4 20. Rc2 Rc7 21. Rfc1 Rac8 22. Be1 h5 23. b4 h4 24. a3 h3 25. Bf3 Qf5 26. Be2 Qf6 27. Bg4 Ng5 28. f4 Ne6 29. Bxh3 Bf8 30. Bg2 c5 31. bxc5 bxc5 32. Bxd5 cxd4 33. Rxc7 Rxc7 34. Rxc7 Nxc7 35. Bf3 dxe3 36. Qxe3 Qa1 37. Kg2 Ne6 38. Bb4 Qa2+ 39. Qf2 Qa1 40. Bxf8 Nxf8 41. Qxa7 Qb2+ 42. Kh3 Qb3 43. Bg2 Qe6+ 44. g4 Ng6 45. Qf2 Qb3+ 46. Qf3 Nxf4+ 47. Kg3 Ne2+ 48. Kf2 Qxf3+ 49. Bxf3 Nd4 50. Be2 Kf8 51. a4 Ke7 52. a5 Kd6 53. Bf1 Kc5 54. a6 Kb6 55. Ke3 Nc6 56. Bc4 Ne5 57. Be2 Nxg4+ 58. Bxg4 Kxa6 59. Ke4 Kb6 60. Ke5 Kc7 61. Bh5 Kd7 62. Bxf7 Ke7 63. Bd5 g5 64. Kf5 Kf8 65. Kg6 g4 66. Be6 Ke7 67. Bb3 Kf8 68. Kf6 Ke8 69. Kg7 Ke7 70. Bd1 1-0

[Event "Titled Tuesday intern op 12th Mar Late"]
[Site "Chess.com INT"]
[Date "2024.03.12"]
[Round "10"]
[White "Karas, Marek"]
[Black "Payne, Matthew"]
[Result "0-1"]
[ECO "E92"]
[WhiteElo "2212"]
[BlackElo "2077"]
[PlyCount "56"]
[EventDate "2024.03.12"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CB12_2024"]
[SourceDate "2023.10.01"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.01"]
[SourceQuality "1"]

1. c4 Nf6 2. Nc3 g6 3. d4 Bg7 4. e4 d6 5. Be2 0-0 6. Nf3 e5 7. Be3 Ng4 8. Bg5 f6 9. Bh4 Nc6 10. d5 Ne7 11. Nd2 f5 12. 0-0 a6 13. Bxg4 fxg4 14. Re1 h6 15. Nf1 g5 16. Bg3 Ng6 17. Ne3 h5 18. h3 h4 19. Bh2 gxh3 20. g3 Qf6 21. Qe2 Bd7 22. Rf1 Rf7 23. b4 Raf8 24. c5 Nf4 25. gxf4 gxf4 26. Nf5 Bxf5 27. exf5 Qg5+ 28. Kh1 Qg2# 0-1

[Event "Titled Tuesday intern op 12th Mar Late"]
[Site "Chess.com INT"]
[Date "2024.03.12"]
[Round "7"]
[White "Karas, Marek"]
[Black "Rustemov, Alexander"]
[Result "1-0"]
[ECO "E07"]
[WhiteElo "2212"]
[BlackElo "2525"]
[PlyCount "95"]
[EventDate "2024.03.12"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CB12_2024"]
[SourceDate "2023.10.01"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.01"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nf3 Nf6 4. Nc3 Be7 5. g3 0-0 6. Bg2 c6 7. Qd3 Nbd7 8. 0-0 b6 9. b3 Ba6 10. e4 c5 11. exd5 exd5 12. Nb5 dxc4 13. bxc4 Bb7 14. d5 a6 15. Nc3 Re8 16. a4 Bd6 17. Bd2 Qc7 18. Rfe1 Ne5 19. Nxe5 Bxe5 20. Rab1 Rad8 21. a5 b5 22. cxb5 c4 23. Qc2 axb5 24. Nxb5 Qd7 25. Bc3 Bxc3 26. Nxc3 Ba6 27. Rxe8+ Nxe8 28. Na4 Nd6 29. Nc5 Qc8 30. Nxa6 Qxa6 31. Qa4 c3 32. Rb6 Qe2 33. Rc6 Qe1+ 34. Bf1 Ne4 35. Qc2 g6 36. d6 Rxd6 37. Rxd6 Nxd6 38. a6 Qa1 39. Qd3 Nf5 40. h4 h5 41. Qd8+ Kg7 42. Qc7 Qb2 43. Bd3 Qc1+ 44. Kg2 Qd2 45. Bxf5 gxf5 46. a7 c2 47. a8Q c1Q 48. Qe5+ 1-0

[Event "Titled Tuesday intern op 12th Mar Late"]
[Site "Chess.com INT"]
[Date "2024.03.12"]
[Round "8"]
[White "Koellner, Ruben Gideon"]
[Black "Karas, Marek"]
[Result "1-0"]
[ECO "D04"]
[WhiteElo "2453"]
[BlackElo "2212"]
[PlyCount "61"]
[EventDate "2024.03.12"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CB12_2024"]
[SourceDate "2023.10.01"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.01"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 d5 3. e3 Bg4 4. h3 Bh5 5. g4 Bg6 6. Ne5 Nfd7 7. Nxg6 hxg6 8. Bg2 c6 9. Nd2 e5 10. e4 dxe4 11. Nxe4 Be7 12. dxe5 Nxe5 13. Qxd8+ Kxd8 14. Bf4 Nbd7 15. 0-0-0 f6 16. Ng5 fxg5 17. Bxe5 Bf6 18. Bd6 Re8 19. Rhe1 Rxe1 20. Rxe1 a5 21. Be4 Ne5 22. Rd1 Ke8 23. Bc7 Ke7 24. a4 Rh8 25. Bg2 Ra8 26. Re1 Ke6 27. h4 Re8 28. hxg5 Bxg5+ 29. Kb1 Bf4 30. Bxe5 Bxe5 31. f4 1-0

[Event "Titled Tuesday intern op 12th Mar Late"]
[Site "Chess.com INT"]
[Date "2024.03.12"]
[Round "5"]
[White "Liu, Casper Yukun"]
[Black "Karas, Marek"]
[Result "0-1"]
[ECO "A06"]
[WhiteElo "2283"]
[BlackElo "2212"]
[PlyCount "82"]
[EventDate "2024.03.12"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CB12_2024"]
[SourceDate "2023.10.01"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.01"]
[SourceQuality "1"]

1. Nf3 d5 2. b3 c5 3. Bb2 Nc6 4. e3 a6 5. d4 cxd4 6. exd4 Bg4 7. Be2 Nf6 8. 0-0 Bxf3 9. Bxf3 e6 10. c4 Be7 11. Nc3 dxc4 12. Bxc6+ bxc6 13. bxc4 0-0 14. Na4 Rb8 15. Rb1 Qa5 16. Qc2 Rfd8 17. h3 Qh5 18. c5 Nd5 19. Qd3 Nb4 20. Qc4 Qd5 21. Rfc1 Nxa2 22. Qxd5 exd5 23. Re1 Bf6 24. Nb6 Nb4 25. Bc3 Nc2 26. Red1 Na3 27. Ra1 Nb5 28. Bb2 Rb7 29. Rxa6 Re8 30. Kf1 h5 31. f3 Nc7 32. Ra3 Ne6 33. Bc3 Kh7 34. g3 Ng5 35. f4 Ne4 36. Be1 g6 37. g4 hxg4 38. hxg4 Bg7 39. Rda1 Bxd4 40. Rh3+ Kg8 41. Ra6 Nxc5 0-1

[Event "Titled Tuesday intern op 12th Mar Late"]
[Site "Chess.com INT"]
[Date "2024.03.12"]
[Round "3"]
[White "Stoyanov, Tsvetan"]
[Black "Karas, Marek"]
[Result "1-0"]
[ECO "A29"]
[WhiteElo "2465"]
[BlackElo "2212"]
[PlyCount "129"]
[EventDate "2024.03.12"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CB12_2024"]
[SourceDate "2023.10.01"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.01"]
[SourceQuality "1"]

1. c4 e5 2. Nc3 Nf6 3. Nf3 Nc6 4. g3 Bb4 5. Nd5 Bc5 6. Bg2 d6 7. 0-0 h6 8. e3 Bg4 9. h3 Bh5 10. g4 Bg6 11. d4 Bb6 12. b4 exd4 13. Nxb6 axb6 14. Nxd4 Nxd4 15. Qxd4 Rb8 16. Bb2 0-0 17. Rad1 Qe7 18. f4 Rfe8 19. f5 Bh7 20. Rfe1 Qe5 21. Qd2 Qe7 22. Qc3 Qe5 23. Qxe5 dxe5 24. Rd2 g6 25. e4 g5 26. Red1 Kg7 27. Kf2 Re7 28. Ke3 Rbe8 29. Bf3 Ng8 30. Rd7 f6 31. b5 c5 32. R7d6 Ra8 33. a3 Ra4 34. Be2 Rc7 35. Rxb6 Ne7 36. Rbd6 Bg8 37. Rd7 Rxd7 38. Rxd7 Kf8 39. Rxb7 Bxc4 40. Bd1 Ra5 41. a4 Ke8 42. Bc3 Ra8 43. Rb6 Kf7 44. Rd6 Nc8 45. Rd7+ Ke8 46. Rh7 Nb6 47. a5 Na4 48. Rh8+ Kd7 49. Rxa8 Nxc3 50. Bc2 Nxb5 51. Rh8 Nd4 52. Ba4+ Kc7 53. Rxh6 Kb7 54. Rxf6 Ba2 55. Rb6+ Kc7 56. Rg6 c4 57. Kd2 Bb3 58. Bxb3 Nxb3+ 59. Kc3 Nxa5 60. Rxg5 Kd6 61. h4 Kc5 62. h5 Nb7 63. f6 Nd6 64. Rxe5+ Kc6 65. Re6 1-0

[Event "Titled Tuesday intern op 12th Mar Late"]
[Site "Chess.com INT"]
[Date "2024.03.12"]
[Round "6"]
[White "Szpar, Milosz"]
[Black "Karas, Marek"]
[Result "1/2-1/2"]
[ECO "E12"]
[WhiteElo "2495"]
[BlackElo "2212"]
[PlyCount "194"]
[EventDate "2024.03.12"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CB12_2024"]
[SourceDate "2023.10.01"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.01"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. a3 Ba6 5. Qc2 c5 6. dxc5 Bxc5 7. b4 Be7 8. e3 0-0 9. Nbd2 Bb7 10. Bb2 Nc6 11. Bd3 Rc8 12. 0-0 Qc7 13. Rac1 Qb8 14. Bxf6 Bxf6 15. Bxh7+ Kh8 16. Bd3 Ne5 17. Be2 d5 18. Nxe5 Qxe5 19. Bf3 Ba8 20. Qd3 Rcd8 21. c5 bxc5 22. bxc5 Bc6 23. g3 Rb8 24. Rfe1 g6 25. Bg2 Kg7 26. Nf3 Qc7 27. Nd4 Rb2 28. Rb1 Rfb8 29. Rxb2 Rxb2 30. Rb1 Rxb1+ 31. Qxb1 Bd7 32. Qb4 Be7 33. Qc3 Kg8 34. c6 e5 35. Nb5 Qxc6 36. Qxc6 Bxc6 37. Nxa7 Bd7 38. Bxd5 Bc5 39. Nc6 Bxc6 40. Bxc6 Bxa3 41. h4 f6 42. Be8 Kg7 43. Kg2 Be7 44. g4 f5 45. g5 e4 46. Kf1 Bd6 47. Ke2 Be5 48. Kd2 Bc7 49. Kc2 Ba5 50. Kd1 Bb4 51. Ke2 Ba5 52. f4 exf3+ 53. Kxf3 Be1 54. h5 gxh5 55. Bxh5 Bd2 56. Kf4 Bc1 57. Bd1 Bd2 58. Bc2 Bc1 59. Bxf5 Bb2 60. e4 Bc1+ 61. Kg4 Bb2 62. Bd7 Ba3 63. Kf5 Be7 64. Be8 Bd8 65. Bh5 Be7 66. e5 Bd8 67. e6 Be7 68. Bf7 Bd8 69. g6 Be7 70. Ke5 Kf8 71. Kd5 Kg7 72. Kc6 Kf8 73. Kd7 Ba3 74. Be8 Bb4 75. Kd8 Be7+ 76. Kd7 Ba3 77. Bf7 Bb4 78. Kd8 Be7+ 79. Kc7 Ba3 80. Kc6 Be7 81. Kb7 Ba3 82. Kb6 Be7 83. Kb5 Bd6 84. Kc4 Be7 85. Kd5 Ba3 86. Ke4 Bb4 87. Kf5 Ba3 88. Kg5 Bc1+ 89. Kh5 Bb2 90. Kh6 Bg7+ 91. Kh7 Bf6 92. Bg8 Be5 93. Kh6 Bg7+ 94. Kh7 Be5 95. Bf7 Bf6 96. e7+ Kxe7 97. g7 Bxg7 1/2-1/2

[Event "Titled Tuesday intern op 13th Feb Late"]
[Site "Chess.com INT"]
[Date "2024.02.13"]
[Round "2"]
[White "Andreassen, Lars"]
[Black "Karas, Marek"]
[Result "0-1"]
[ECO "A47"]
[WhiteElo "2168"]
[BlackElo "2228"]
[PlyCount "54"]
[EventDate "2024.02.13"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CB08_2024"]
[SourceDate "2024.02.21"]
[SourceVersion "1"]
[SourceVersionDate "2024.02.21"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 e6 3. Bg5 c5 4. e3 b6 5. c3 Bb7 6. Bd3 Be7 7. Nbd2 0-0 8. 0-0 cxd4 9. exd4 Nd5 10. Bxe7 Qxe7 11. Re1 Nc6 12. g3 Rac8 13. Qe2 f5 14. c4 Ndb4 15. Bb1 Qf6 16. a3 Na6 17. d5 exd5 18. cxd5 Nd4 19. Nxd4 Qxd4 20. Nf3 Qg4 21. Ba2 Nc5 22. Ne5 Qh3 23. b4 Ne4 24. Nxd7 Rfd8 25. Ne5 Nc3 26. Qd2 Nxa2 27. Qxa2 Bxd5 0-1

[Event "Titled Tuesday intern op 13th Feb Late"]
[Site "Chess.com INT"]
[Date "2024.02.13"]
[Round "3"]
[White "Karas, Marek"]
[Black "Goryachkina, Aleksandra"]
[Result "0-1"]
[ECO "D41"]
[WhiteElo "2228"]
[BlackElo "2553"]
[PlyCount "104"]
[EventDate "2024.02.13"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CB08_2024"]
[SourceDate "2024.02.21"]
[SourceVersion "1"]
[SourceVersionDate "2024.02.21"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 d5 3. c4 e6 4. Nc3 c5 5. cxd5 Nxd5 6. e4 Nxc3 7. bxc3 cxd4 8. cxd4 Bb4+ 9. Bd2 Bxd2+ 10. Qxd2 0-0 11. Bc4 Nd7 12. 0-0 b6 13. Rfe1 Bb7 14. Rad1 Nf6 15. Qf4 Rc8 16. Bb3 Qc7 17. Qh4 h6 18. d5 exd5 19. e5 Ne4 20. Bxd5 Bxd5 21. Rxd5 Nc3 22. Rd2 Rfd8 23. Rc2 b5 24. h3 a5 25. Nd4 Qc4 26. Nf5 Qxh4 27. Nxh4 b4 28. Nf5 Kf8 29. Nd6 Rc6 30. f4 g6 31. Nb5 Ke7 32. Nxc3 Rxc3 33. Rxc3 bxc3 34. Rc1 Rd3 35. Kf2 Ke6 36. Ke2 Rd2+ 37. Kf3 c2 38. g4 g5 39. Kg3 Kd5 40. h4 gxf4+ 41. Kxf4 Kd4 42. g5 hxg5+ 43. Kxg5 Kxe5 44. h5 Rg2+ 45. Kh4 Kd4 46. h6 Kc3 47. Rh1 Rg8 48. Kh5 Kb2 49. Rh2 Kb1 50. h7 Rh8 51. Rxc2 Kxc2 52. Kh6 Rxh7+ 0-1

[Event "Titled Tuesday intern op 13th Feb Late"]
[Site "Chess.com INT"]
[Date "2024.02.13"]
[Round "6"]
[White "Karas, Marek"]
[Black "Herpai, Jozsef Matyas"]
[Result "0-1"]
[ECO "B14"]
[WhiteElo "2228"]
[BlackElo "2087"]
[PlyCount "42"]
[EventDate "2024.02.13"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CB08_2024"]
[SourceDate "2024.02.21"]
[SourceVersion "1"]
[SourceVersionDate "2024.02.21"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. exd5 cxd5 4. c4 Nf6 5. Nc3 g6 6. cxd5 Bg7 7. Qb3 0-0 8. Nf3 Na6 9. Bxa6 bxa6 10. 0-0 a5 11. Bf4 a4 12. Qxa4 Nxd5 13. Be5 Bb7 14. Bxg7 Kxg7 15. Qb3 Rb8 16. Ne5 Nf4 17. f3 Qxd4+ 18. Kh1 Qxe5 19. Rae1 Qg5 20. Qc2 Rfd8 21. Qf2 Nd3 0-1

[Event "Titled Tuesday intern op 13th Feb Late"]
[Site "Chess.com INT"]
[Date "2024.02.13"]
[Round "1"]
[White "Karas, Marek"]
[Black "Shankland, Samuel L"]
[Result "0-1"]
[ECO "E12"]
[WhiteElo "2228"]
[BlackElo "2674"]
[PlyCount "118"]
[EventDate "2024.02.13"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CB08_2024"]
[SourceDate "2024.02.21"]
[SourceVersion "1"]
[SourceVersionDate "2024.02.21"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 e6 3. c4 b6 4. a3 c5 5. d5 Ba6 6. e3 exd5 7. cxd5 Bxf1 8. Kxf1 d6 9. Nc3 g6 10. g3 Bg7 11. Kg1 0-0 12. Kg2 Re8 13. Qd3 a6 14. a4 Nbd7 15. e4 Ng4 16. Bf4 Nge5 17. Nxe5 Nxe5 18. Bxe5 Bxe5 19. Rhe1 Qd7 20. h3 Re7 21. Ra3 h5 22. f4 Bd4 23. Rb3 Qc7 24. Qc4 Kg7 25. Nb1 f5 26. Nd2 fxe4 27. Rxe4 Rxe4 28. Nxe4 Qe7 29. Ng5 Qe1 30. Ne6+ Kh7 31. Nxd4 cxd4 32. Qxd4 Re8 33. Rf3 Re2+ 34. Rf2 Rxf2+ 35. Qxf2 Qe4+ 36. Qf3 Qxa4 37. Qe2 Kh6 38. Qe7 Qc2+ 39. Kg1 Qd1+ 40. Kf2 Qd2+ 41. Kf1 Qxd5 42. Qf8+ Kh7 43. Qe7+ Kg8 44. Qd8+ Kg7 45. Qe7+ Qf7 46. Qxd6 Qc4+ 47. Kf2 Qc2+ 48. Kf3 Qb3+ 49. Ke4 Qxb2 50. Qe7+ Kg8 51. Qe8+ Kh7 52. Qd7+ Qg7 53. Qd6 Qb7+ 54. Ke5 b5 55. Qb4 Kg7 56. g4 hxg4 57. hxg4 Kf7 58. f5 gxf5 59. gxf5 Qe7+ 0-1

[Event "Titled Tuesday intern op 13th Feb Late"]
[Site "Chess.com INT"]
[Date "2024.02.13"]
[Round "5"]
[White "Karas, Marek"]
[Black "Weetik, Vjacheslav"]
[Result "0-1"]
[ECO "A00"]
[WhiteElo "2228"]
[BlackElo "2423"]
[PlyCount "90"]
[EventDate "2024.02.13"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CB08_2024"]
[SourceDate "2024.02.21"]
[SourceVersion "1"]
[SourceVersionDate "2024.02.21"]
[SourceQuality "1"]

1. a3 d5 2. Nf3 Nf6 3. b4 Bg4 4. e3 Nbd7 5. Bb2 a5 6. b5 e5 7. h3 Bxf3 8. Qxf3 Bd6 9. Be2 0-0 10. g4 e4 11. Qf5 g6 12. Qg5 Re8 13. c4 Be5 14. Nc3 d4 15. exd4 Bxd4 16. 0-0-0 Nc5 17. Kb1 Qd6 18. f3 Rad8 19. h4 exf3 20. Bxf3 Nfe4 21. Bxe4 Nxe4 22. Nxe4 Rxe4 23. Rhe1 Rxe1 24. Rxe1 Bxb2 25. Kxb2 Qd4+ 26. Kb1 Qd3+ 27. Kb2 Rf8 28. Qf4 a4 29. Qe3 Qxc4 30. b6 Qb5+ 31. Ka1 cxb6 32. Rb1 Qd7 33. Rxb6 Qxg4 34. Rxb7 Qxh4 35. Rb4 Qf6+ 36. Ka2 Ra8 37. Qe4 Qe6+ 38. Qxe6 fxe6 39. Rb7 h5 40. Re7 Rd8 41. Kb2 Rxd2+ 42. Kc3 Re2 43. Kb4 Re4+ 44. Kc5 h4 45. Kd6 h3 0-1

[Event "Titled Tuesday intern op 13th Feb Late"]
[Site "Chess.com INT"]
[Date "2024.02.13"]
[Round "4"]
[White "Rose, Felix"]
[Black "Karas, Marek"]
[Result "0-1"]
[ECO "C11"]
[WhiteElo "2091"]
[BlackElo "2228"]
[PlyCount "100"]
[EventDate "2024.02.13"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CB08_2024"]
[SourceDate "2024.02.21"]
[SourceVersion "1"]
[SourceVersionDate "2024.02.21"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nc3 Nf6 4. e5 Nfd7 5. f4 c5 6. Nf3 Nc6 7. Be3 Be7 8. Qd2 0-0 9. h4 a6 10. dxc5 Nxc5 11. 0-0-0 b5 12. Bd3 Nxd3+ 13. Qxd3 b4 14. Ng5 g6 15. Ne2 a5 16. Nd4 Nxd4 17. Bxd4 f5 18. exf6 Bxf6 19. Kb1 a4 20. h5 Bxd4 21. Qxd4 Qf6 22. Qxb4 Qxf4 23. Qxf4 Rxf4 24. hxg6 hxg6 25. Rh6 Kg7 26. Rh7+ Kf6 27. Nh3 Rf5 28. g4 Rf3 29. Re1 e5 30. g5+ Ke6 31. Ng1 Rf5 32. Rh8 Bb7 33. Rxa8 Bxa8 34. Ne2 Rxg5 35. Nd4+ Kd6 36. Nb5+ Kc5 37. Nc3 Bc6 38. a3 d4 39. Ne2 e4 40. Nf4 Bd5 41. c4 dxc3 42. bxc3 Rg4 43. c4 Rxf4 44. cxd5 Kxd5 45. Rg1 Rf6 46. Rg5+ Kd4 47. Ra5 e3 48. Rxa4+ Kd3 49. Ra8 e2 50. Re8 Rf3 0-1

[Event "Titled Tuesday intern op 06th Feb Late"]
[Site "Chess.com INT"]
[Date "2024.02.06"]
[Round "4"]
[White "Awoki, Daniel Teidi"]
[Black "Karas, Marek"]
[Result "1-0"]
[ECO "D42"]
[WhiteElo "2152"]
[BlackElo "2228"]
[PlyCount "125"]
[EventDate "2024.02.06"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CB07_2024"]
[SourceDate "2024.02.14"]
[SourceVersion "1"]
[SourceVersionDate "2024.02.14"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. exd5 cxd5 4. c4 Nf6 5. Nc3 e6 6. Nf3 Be7 7. cxd5 Nxd5 8. Bd3 0-0 9. 0-0 Nc6 10. Re1 Nxc3 11. bxc3 b6 12. Bc2 Bb7 13. Qd3 g6 14. Bh6 Re8 15. Rad1 Bf6 16. Ba4 Qd5 17. Bb3 Qh5 18. Bf4 Na5 19. Ne5 Nxb3 20. axb3 Qf5 21. Qxf5 gxf5 22. Nd7 Bg7 23. Be5 Bxe5 24. Nxe5 Rac8 25. c4 a5 26. Nd7 Kg7 27. Nxb6 Rc7 28. d5 Kf6 29. d6 Rc6 30. Nd7+ Kg7 31. Ne5 Rc5 32. Nd3 Rc6 33. c5 Ba6 34. b4 Bxd3 35. Rxd3 axb4 36. Rc1 Rd8 37. Kf1 b3 38. Rxb3 Rdxd6 39. cxd6 Rxc1+ 40. Ke2 Rc8 41. f4 Rd8 42. Rb6 f6 43. Kd3 e5 44. Kc4 e4 45. Kd5 e3 46. Rb7+ Kg6 47. Re7 Rb8 48. Rxe3 Rb2 49. d7 Kf7 50. Kd6 Rd2+ 51. Kc7 Rc2+ 52. Kd8 Rc4 53. g3 Rc2 54. Re7+ Kf8 55. Rxh7 Rc1 56. Rh8+ Kf7 57. Rh7+ Kf8 58. Rh5 Kf7 59. Rxf5 Rd1 60. Rc5 Ke6 61. Rc6+ Kf7 62. Kc8 Ke7 63. Rc7 1-0

[Event "Titled Tuesday intern op 06th Feb Late"]
[Site "Chess.com INT"]
[Date "2024.02.06"]
[Round "2"]
[White "Karas, Marek"]
[Black "Harish, Neeraj"]
[Result "1-0"]
[ECO "D37"]
[WhiteElo "2228"]
[BlackElo "2090"]
[PlyCount "125"]
[EventDate "2024.02.06"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CB07_2024"]
[SourceDate "2024.02.14"]
[SourceVersion "1"]
[SourceVersionDate "2024.02.14"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Nc3 h6 5. Bf4 Bd6 6. Bg3 0-0 7. e3 Re8 8. Qc2 b6 9. cxd5 exd5 10. Bxd6 cxd6 11. Bb5 Re7 12. 0-0 a6 13. Be2 Bg4 14. h3 Bh5 15. Rfe1 Bg6 16. Bd3 Bxd3 17. Qxd3 Nc6 18. a3 b5 19. Rac1 Rc8 20. Qf5 Qd7 21. Qxd7 Rxd7 22. Rc2 Na5 23. Rec1 Rdc7 24. Ne1 Nb3 25. Rd1 a5 26. Re2 b4 27. axb4 axb4 28. Na2 Rc4 29. Nd3 Ne4 30. Naxb4 Nc1 31. Nxc1 Rxc1 32. Rxc1 Rxc1+ 33. Kh2 Nf6 34. Rc2 Rb1 35. Nd3 Kf8 36. b4 Ke7 37. Rb2 Ra1 38. b5 Kd7 39. f3 Kc7 40. Rb3 Kb6 41. Rc3 Kxb5 42. Rc7 Ra3 43. Nf4 Rxe3 44. Rxf7 Kc4 45. Rxg7 Kxd4 46. Rg6 Nd7 47. Rxd6 Ne5 48. Rxd5+ Kc3 49. Rd6 Re2 50. Kg3 Nc4 51. Rxh6 Rd2 52. Rc6 Kb3 53. h4 Ne3 54. Rb6+ Kc4 55. Rc6+ Kb5 56. Re6 Nf1+ 57. Kg4 Nh2+ 58. Kf5 Nf1 59. g4 Ng3+ 60. Kg6 Rh2 61. h5 Kc5 62. h6 Kd4 63. h7 1-0

[Event "Titled Tuesday intern op 06th Feb Late"]
[Site "Chess.com INT"]
[Date "2024.02.06"]
[Round "3"]
[White "Karas, Marek"]
[Black "Ibarra Jerez, Jose Carlos"]
[Result "0-1"]
[ECO "E61"]
[WhiteElo "2228"]
[BlackElo "2559"]
[PlyCount "110"]
[EventDate "2024.02.06"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CB07_2024"]
[SourceDate "2024.02.14"]
[SourceVersion "1"]
[SourceVersionDate "2024.02.14"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 g6 3. c4 d6 4. g3 Bf5 5. Nc3 Ne4 6. Bd2 Bg7 7. Bg2 c5 8. d5 Nxc3 9. Bxc3 Bxc3+ 10. bxc3 Qa5 11. Qb3 Be4 12. 0-0 b6 13. Nd2 Bxg2 14. Kxg2 0-0 15. e4 Nd7 16. f4 Rae8 17. Rfe1 e6 18. a4 Qa6 19. a5 bxa5 20. Qb5 Qxb5 21. cxb5 exd5 22. exd5 Rxe1 23. Rxe1 Nb6 24. c4 a6 25. Rb1 Ra8 26. Kf3 a4 27. Ke2 a3 28. bxa6 Rxa6 29. Kd3 a2 30. Ra1 Ra3+ 31. Kc2 Na4 32. Ne4 Kf8 33. Nxd6 Nb6 34. Kb2 Re3 35. Rxa2 Ke7 36. Nb7 Nxc4+ 37. Kc2 Nb6 38. Nxc5 Nxd5 39. Kd2 Rf3 40. Nd3 Rf1 41. Rb2 Rh1 42. Ne5 Rxh2+ 43. Kc1 Rh1+ 44. Kc2 Rh2+ 45. Kb3 Rxb2+ 46. Kxb2 Ke6 47. Kc2 f6 48. Nd3 Kf5 49. Nf2 Ne3+ 50. Kd3 Ng4 51. Ne4 Nh2 52. Nd6+ Kg4 53. Ne8 f5 54. Nf6+ Kxg3 55. Ke3 Ng4+ 0-1

[Event "Titled Tuesday intern op 06th Feb Late"]
[Site "Chess.com INT"]
[Date "2024.02.06"]
[Round "1"]
[White "Svane, Rasmus"]
[Black "Karas, Marek"]
[Result "1-0"]
[ECO "D02"]
[WhiteElo "2632"]
[BlackElo "2228"]
[PlyCount "81"]
[EventDate "2024.02.06"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CB07_2024"]
[SourceDate "2024.02.14"]
[SourceVersion "1"]
[SourceVersionDate "2024.02.14"]
[SourceQuality "1"]

1. Nf3 Nf6 2. g3 d5 3. Bg2 Nbd7 4. d4 Nb6 5. Nc3 Bf5 6. Nh4 e6 7. Nxf5 exf5 8. Qd3 g6 9. Bg5 Bg7 10. 0-0 0-0 11. a4 a5 12. e3 c6 13. Ne2 Nc4 14. b3 Nd6 15. c4 Nde4 16. Bxf6 Nxf6 17. Rfc1 Qd6 18. Nf4 dxc4 19. bxc4 c5 20. Rab1 Rad8 21. Nd5 Nxd5 22. Bxd5 b6 23. Rb5 cxd4 24. exd4 Qf6 25. Rd1 Rd6 26. Rb2 Rfd8 27. Re2 h5 28. Kg2 Kh7 29. Qf3 R6d7 30. Qf4 Qd6 31. Qf3 Qb4 32. Ra2 Qd6 33. Rb2 Qf6 34. h3 Rd6 35. Re2 Qg5 36. Bxf7 Rxd4 37. Rxd4 Bxd4 38. Re6 Bf6 39. h4 Qg4 40. Rxf6 Rd2 41. Bxg6+ 1-0

[Event "Titled Tuesday intern op 23rd Jan Late"]
[Site "Chess.com INT"]
[Date "2024.01.23"]
[Round "5"]
[White "Buenafe Moya, Javier"]
[Black "Karas, Marek"]
[Result "1-0"]
[ECO "A22"]
[WhiteElo "2197"]
[BlackElo "2244"]
[PlyCount "41"]
[EventDate "2024.01.23"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CB05_2024"]
[SourceDate "2024.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2024.01.31"]
[SourceQuality "1"]

1. c4 e5 2. Nc3 Nf6 3. Nf3 e4 4. Ng5 b5 5. Nxb5 c6 6. Nc3 d5 7. cxd5 cxd5 8. e3 h6 9. Nh3 Nc6 10. Nf4 Be7 11. h4 0-0 12. d4 Bg4 13. Be2 Bxe2 14. Qxe2 Bb4 15. Bd2 Qa5 16. g4 Bxc3 17. Bxc3 Qb6 18. g5 hxg5 19. hxg5 Nd7 20. Qh5 f5 21. g6 1-0

[Event "Titled Tuesday intern op 23rd Jan Late"]
[Site "Chess.com INT"]
[Date "2024.01.23"]
[Round "1"]
[White "Grischuk, Alexander"]
[Black "Karas, Marek"]
[Result "1-0"]
[ECO "D55"]
[WhiteElo "2732"]
[BlackElo "2244"]
[PlyCount "73"]
[EventDate "2024.01.23"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CB05_2024"]
[SourceDate "2024.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2024.01.31"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Bg5 d5 4. e3 Be7 5. Nc3 0-0 6. Qc2 b6 7. Nf3 Bb7 8. Bxf6 Bxf6 9. cxd5 exd5 10. Rd1 Nd7 11. g3 Rc8 12. Bg2 c5 13. 0-0 Qc7 14. Rfe1 Rfe8 15. h4 g6 16. Bh3 Rcd8 17. Qa4 a6 18. Qb3 c4 19. Qc2 b5 20. a3 Bc6 21. Nh2 Bg7 22. Bg2 Nb6 23. Ne2 b4 24. axb4 Ba4 25. Qd2 Bxd1 26. Rxd1 h5 27. Ra1 Qc8 28. Nf3 Re7 29. Nf4 Rc7 30. Bh3 Qb7 31. Qc2 Nd7 32. Nxg6 fxg6 33. Be6+ Kf8 34. Qxg6 Nf6 35. Ne5 Qb6 36. Qf5 Re8 37. Ng6# 1-0

[Event "Titled Tuesday intern op 23rd Jan Late"]
[Site "Chess.com INT"]
[Date "2024.01.23"]
[Round "4"]
[White "Karas, Marek"]
[Black "Bouget, Alexandre"]
[Result "0-1"]
[ECO "D03"]
[WhiteElo "2244"]
[BlackElo "2188"]
[PlyCount "62"]
[EventDate "2024.01.23"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CB05_2024"]
[SourceDate "2024.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2024.01.31"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 e6 3. Bg5 c5 4. e3 Nc6 5. c3 h6 6. Bh4 d5 7. Nbd2 Be7 8. Bd3 0-0 9. 0-0 b6 10. Ne5 Nxe5 11. dxe5 Nd7 12. Bxe7 Qxe7 13. f4 Bb7 14. Qh5 f5 15. Rf3 d4 16. e4 dxc3 17. bxc3 c4 18. Bc2 Rad8 19. Rg3 Nxe5 20. Nf1 Qc5+ 21. Kh1 Ng4 22. Rxg4 fxg4 23. Qxg4 Qf2 24. Qxe6+ Kh8 25. Ba4 Rxf4 26. Ng3 Rdf8 27. Rg1 Bxe4 28. Bb5 Bd3 29. a4 Qxg1+ 30. Kxg1 Rf1+ 31. Nxf1 Rxf1# 0-1

[Event "Titled Tuesday intern op 23rd Jan Late"]
[Site "Chess.com INT"]
[Date "2024.01.23"]
[Round "2"]
[White "Karas, Marek"]
[Black "Pavlidou, Ekaterini"]
[Result "0-1"]
[ECO "A45"]
[WhiteElo "2244"]
[BlackElo "2206"]
[PlyCount "82"]
[EventDate "2024.01.23"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CB05_2024"]
[SourceDate "2024.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2024.01.31"]
[SourceQuality "1"]

1. d4 Nf6 2. Bf4 c5 3. d5 d6 4. Nc3 g6 5. e4 Bg7 6. Qd2 Nbd7 7. h4 h5 8. Nf3 Ng4 9. Be2 a6 10. a4 b6 11. Bg3 Bh6 12. Qd1 Nde5 13. Nxe5 dxe5 14. Bxg4 Bxg4 15. f3 Bd7 16. Bxe5 f6 17. Bg3 b5 18. axb5 axb5 19. 0-0 Rxa1 20. Qxa1 0-0 21. Qa7 b4 22. Ne2 Bb5 23. Re1 Bd2 24. Nf4 Bxe1 25. Bxe1 Qd6 26. Ne6 Rc8 27. Bf2 c4 28. Bc5 Qd7 29. Qxd7 Bxd7 30. Bxe7 Bxe6 31. dxe6 b3 32. cxb3 cxb3 33. Bxf6 Re8 34. e7 Kf7 35. e5 Rc8 36. Kh2 Rc2 37. Kg3 Ke8 38. e6 Re2 39. Kf4 Rxe6 40. Kg5 Re2 41. g4 Rf2 0-1

[Event "Titled Tuesday intern op 23rd Jan Late"]
[Site "Chess.com INT"]
[Date "2024.01.23"]
[Round "3"]
[White "Rios Escobar, Adan"]
[Black "Karas, Marek"]
[Result "0-1"]
[ECO "D11"]
[WhiteElo "2234"]
[BlackElo "2244"]
[PlyCount "90"]
[EventDate "2024.01.23"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CB05_2024"]
[SourceDate "2024.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2024.01.31"]
[SourceQuality "1"]

1. d4 Nf6 2. g3 d5 3. Nf3 Bf5 4. c4 c6 5. Nc3 e6 6. Nh4 Bg6 7. Qb3 Qb6 8. Nxg6 hxg6 9. c5 Qc7 10. Bf4 Qc8 11. Bg2 Nbd7 12. 0-0 Be7 13. Qc2 0-0 14. b4 Re8 15. Rfc1 Bf8 16. a4 e5 17. dxe5 Nxe5 18. e4 dxe4 19. Nxe4 Nxe4 20. Bxe4 Qh3 21. Bg2 Qh5 22. h3 Rad8 23. Rd1 Nf3+ 24. Kh1 Ng5 25. h4 Ne6 26. Be3 g5 27. Qf5 Rxd1+ 28. Rxd1 Qxd1+ 29. Kh2 gxh4 30. gxh4 g6 31. Qh3 Bg7 32. Bf3 Qd8 33. Kg2 Qf6 34. a5 Nf4+ 35. Bxf4 Qxf4 36. a6 bxa6 37. Bxc6 Re2 38. Bf3 Bd4 39. Qc8+ Kg7 40. Bxe2 Qxf2+ 41. Kh3 Qe3+ 42. Kg2 Qxe2+ 43. Kg3 Be5+ 44. Kh3 Qh2+ 45. Kg4 Qg3# 0-1

[Event "Titled Tuesday intern op 19th Dec Early"]
[Site "Chess.com INT"]
[Date "2023.12.19"]
[Round "3"]
[White "Joel Paul, Ganta"]
[Black "Karas, Marek"]
[Result "0-1"]
[ECO "C01"]
[WhiteElo "2163"]
[BlackElo "2232"]
[PlyCount "92"]
[EventDate "2023.12.19"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CB52_2023"]
[SourceDate "2023.12.27"]
[SourceVersion "1"]
[SourceVersionDate "2023.12.27"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. exd5 exd5 4. c4 Nf6 5. Nc3 Be7 6. Nf3 0-0 7. Be2 Bg4 8. 0-0 Nc6 9. Be3 dxc4 10. Bxc4 Nb4 11. h3 Bh5 12. g4 Bg6 13. Rc1 c6 14. Ne5 Nbd5 15. Nxg6 hxg6 16. Bd2 Bd6 17. Bg5 Qd7 18. Qf3 Nh7 19. Bh4 g5 20. Bxd5 gxh4 21. Be4 Ng5 22. Qd3 Bf4 23. Rcd1 Rad8 24. d5 c5 25. Bf5 Qd6 26. Ne4 Nxe4 27. Bxe4 g6 28. Qf3 Kg7 29. Rfe1 Rde8 30. Kg2 Re7 31. Bc2 Rfe8 32. Rxe7 Rxe7 33. a3 b5 34. Qc3+ Be5 35. Qd3 Bd4 36. Qxb5 Qxd5+ 37. Kg1 Qf3 38. Qf1 Re2 39. Rxd4 cxd4 40. Bd1 d3 41. Bxe2 Qxe2 42. f3 Qe3+ 43. Qf2 Qc1+ 44. Kg2 Qc2 45. f4 d2 46. Qd4+ Kh7 0-1

[Event "Titled Tuesday intern op 19th Dec Early"]
[Site "Chess.com INT"]
[Date "2023.12.19"]
[Round "11"]
[White "Karas, Marek"]
[Black "Arabidze, Meri"]
[Result "0-1"]
[ECO "E11"]
[WhiteElo "2232"]
[BlackElo "2462"]
[PlyCount "84"]
[EventDate "2023.12.19"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CB52_2023"]
[SourceDate "2023.12.27"]
[SourceVersion "1"]
[SourceVersionDate "2023.12.27"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 e6 3. c4 Bb4+ 4. Bd2 Qe7 5. e3 0-0 6. Bd3 Bxd2+ 7. Qxd2 d6 8. Nc3 e5 9. Bc2 h6 10. 0-0-0 Nc6 11. Nd5 Nxd5 12. cxd5 Nd8 13. dxe5 dxe5 14. d6 cxd6 15. Qxd6 Qxd6 16. Rxd6 Nc6 17. Be4 Be6 18. Bxc6 bxc6 19. b3 Bd5 20. Nxe5 Rfe8 21. Nf3 a5 22. Kb2 a4 23. Nd4 axb3 24. axb3 Rab8 25. Kc3 Bxg2 26. Rg1 Bd5 27. Rxh6 c5 28. Nf5 g6 29. Nd6 Rxb3+ 30. Kc2 Reb8 31. Rh5 Rb2+ 32. Kc1 Rb1+ 33. Kd2 Rxg1 34. Rxd5 Rd8 35. e4 Rg2 36. Ke3 Rxh2 37. e5 c4 38. Rc5 Rh4 39. Rxc4 Rxc4 40. Nxc4 Kf8 41. Ke4 Ke7 42. Ne3 Ra8 0-1

[Event "Titled Tuesday intern op 19th Dec Early"]
[Site "Chess.com INT"]
[Date "2023.12.19"]
[Round "8"]
[White "Karas, Marek"]
[Black "Espinoza Villanueva, Rodrigo"]
[Result "1/2-1/2"]
[ECO "E18"]
[WhiteElo "2232"]
[BlackElo "1899"]
[PlyCount "165"]
[EventDate "2023.12.19"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CB52_2023"]
[SourceDate "2023.12.27"]
[SourceVersion "1"]
[SourceVersionDate "2023.12.27"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 e6 3. c4 d5 4. Nc3 Be7 5. g3 0-0 6. Bg2 b6 7. Ne5 Bb7 8. 0-0 Nbd7 9. Bf4 Rc8 10. Qa4 c5 11. cxd5 exd5 12. Rfd1 cxd4 13. Qxd4 Nc5 14. Nxd5 Nxd5 15. Bxd5 Bxd5 16. Qxd5 Qxd5 17. Rxd5 Bf6 18. Rc1 Rfe8 19. b4 Ne4 20. Rxc8 Rxc8 21. Rd7 g5 22. Ng4 gxf4 23. f3 h5 24. Nh6+ Kh7 25. Nxf7 Rc1+ 26. Kg2 Nc3 27. Kf2 Kg6 28. gxf4 Nd1+ 29. Kg2 Ne3+ 30. Kf2 Nf5 31. e4 Bh4+ 32. Ke2 Ng7 33. f5+ Kf6 34. Nd8 Ke5 35. Rd5+ Kf4 36. Ne6+ Nxe6 37. fxe6 Rc2+ 38. Kd3 Rc8 39. Rd7 Re8 40. Rf7+ Ke5 41. Rf5+ Kxe6 42. Rxh5 Bf6 43. f4 Kf7 44. Ke3 Rd8 45. Rh7+ Bg7 46. Rh5 Rc8 47. Rd5 Rc3+ 48. Kf2 Rc2+ 49. Kf3 Rxa2 50. b5 Ra3+ 51. Kg4 Rb3 52. Rd6 Rb4 53. Rd7+ Kg6 54. Rxa7 Rxe4 55. Rb7 Re6 56. Rc7 Rf6 57. Rd7 Kh7 58. h4 Re6 59. Rc7 Re1 60. Rc6 Rg1+ 61. Kf5 Rf1 62. Rxb6 Rh1 63. Rc6 Rxh4 64. b6 Rh5+ 65. Ke4 Rb5 66. f5 Rb4+ 67. Kd5 Kg8 68. Ke6 Rd4 69. Rd6 Rb4 70. Kd7 Be5 71. Re6 Bf4 72. Kc6 Rc4+ 73. Kb7 Rc5 74. Rc6 Rxf5 75. Kc8 Rf8+ 76. Kb7 Rf7+ 77. Ka6 Kf8 78. b7 Ke8 79. Rc8+ Kd7 80. b8Q Bxb8 81. Rxb8 Rf6+ 82. Rb6 Rxb6+ 83. Kxb6 1/2-1/2

[Event "Titled Tuesday intern op 19th Dec Early"]
[Site "Chess.com INT"]
[Date "2023.12.19"]
[Round "6"]
[White "Karas, Marek"]
[Black "Hua, Lefong"]
[Result "1-0"]
[ECO "A48"]
[WhiteElo "2232"]
[BlackElo "2305"]
[PlyCount "65"]
[EventDate "2023.12.19"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CB52_2023"]
[SourceDate "2023.12.27"]
[SourceVersion "1"]
[SourceVersionDate "2023.12.27"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 g6 3. Bg5 Bg7 4. Nbd2 0-0 5. e4 d6 6. Bd3 c5 7. dxc5 dxc5 8. 0-0 h6 9. Bh4 Nc6 10. Re1 g5 11. Bg3 Nh5 12. Rb1 Nxg3 13. hxg3 Be6 14. a3 Nd4 15. Nxd4 cxd4 16. e5 Bd5 17. Qg4 Qb6 18. f4 gxf4 19. gxf4 Rfc8 20. Ne4 Kf8 21. Ng3 Rxc2 22. Bxc2 d3+ 23. Kh2 dxc2 24. Rbc1 Qxb2 25. Nf5 Bh8 26. Qh4 Qxa3 27. Qxh6+ Kg8 28. Re3 Qxe3 29. Nxe3 Bg7 30. Qg5 Be4 31. Nf5 Bxf5 32. Qxf5 e6 33. Qxc2 1-0

[Event "Titled Tuesday intern op 19th Dec Early"]
[Site "Chess.com INT"]
[Date "2023.12.19"]
[Round "2"]
[White "Karas, Marek"]
[Black "Obon Temprano, Sergi"]
[Result "1/2-1/2"]
[ECO "E01"]
[WhiteElo "2232"]
[BlackElo "2194"]
[PlyCount "188"]
[EventDate "2023.12.19"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CB52_2023"]
[SourceDate "2023.12.27"]
[SourceVersion "1"]
[SourceVersionDate "2023.12.27"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 Nf6 3. c4 c6 4. Nc3 e6 5. g3 Nbd7 6. Bg2 dxc4 7. 0-0 Bd6 8. e4 e5 9. Qe2 0-0 10. Qxc4 exd4 11. Qxd4 Bc5 12. Qa4 Nb6 13. Qc2 Qe7 14. Bg5 h6 15. Bxf6 Qxf6 16. e5 Qf5 17. Qxf5 Bxf5 18. Nh4 Bh7 19. Be4 Bd4 20. Bxh7+ Kxh7 21. Nf3 Bxc3 22. bxc3 Nd5 23. c4 Ne7 24. Rfd1 Rfd8 25. Rab1 b6 26. Kg2 c5 27. Ne1 Nc6 28. f4 Kg6 29. Nc2 f6 30. exf6 Kxf6 31. Ne3 Nd4 32. Nd5+ Kf7 33. a4 Re8 34. Rd2 Re4 35. a5 bxa5 36. Rb7+ Kg6 37. Ra2 Nf5 38. Rxa5 Rxc4 39. Ra6+ Kh7 40. Nf6+ Kh8 41. Raxa7 Ra4 42. Rxa8+ Rxa8 43. Ne4 Rc8 44. Kf3 c4 45. Nc3 Nd4+ 46. Ke4 Ne6 47. Kf5 Nd4+ 48. Ke4 Ne6 49. Re7 Nc5+ 50. Kd5 Nb3 51. f5 Nd2 52. Ke6 Nf3 53. h3 Nd4+ 54. Kf7 Nxf5 55. Rd7 Nxg3 56. Kg6 Rg8 57. Rc7 Nf1 58. Ne4 Ne3 59. Nd6 Rf8 60. Nf7+ Rxf7 61. Rxf7 Kg8 62. Rc7 Kf8 63. Rc8+ Ke7 64. Kxg7 h5 65. Kg6 h4 66. Kg5 Kd6 67. Kf4 Nd5+ 68. Kg4 c3 69. Kxh4 Ke5 70. Kg5 Kd4 71. h4 Ne7 72. Rd8+ Kc4 73. Rd7 Nc6 74. Rd1 Ne5 75. h5 c2 76. Rh1 Kd3 77. Kf5 Nf7 78. Kf6 Nh6 79. Kg5 Nf7+ 80. Kg6 Ne5+ 81. Kf6 Ng4+ 82. Kg5 Ne5 83. Kf4 Nf7 84. Rh3+ Kd2 85. Rh2+ Kd1 86. Rh1+ Kd2 87. Kf5 c1Q 88. Rxc1 Kxc1 89. Kg6 Ne5+ 90. Kf5 Nf7 91. Kf6 Nh6 92. Kg5 Nf7+ 93. Kg6 Ne5+ 94. Kf5 Nf7 1/2-1/2

[Event "Titled Tuesday intern op 19th Dec Early"]
[Site "Chess.com INT"]
[Date "2023.12.19"]
[Round "5"]
[White "Karas, Marek"]
[Black "Petrova, Irina"]
[Result "1-0"]
[ECO "C41"]
[WhiteElo "2232"]
[BlackElo "2108"]
[PlyCount "93"]
[EventDate "2023.12.19"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CB52_2023"]
[SourceDate "2023.12.27"]
[SourceVersion "1"]
[SourceVersionDate "2023.12.27"]
[SourceQuality "1"]

1. d4 d6 2. e4 Nf6 3. Nc3 e5 4. Nf3 Nbd7 5. Bc4 Be7 6. 0-0 0-0 7. a4 c6 8. Re1 h6 9. h3 Re8 10. Bd3 Bf8 11. Ne2 d5 12. dxe5 Nxe4 13. Bf4 Ndc5 14. Ned4 Qb6 15. Qc1 Ne6 16. Be3 Qc7 17. Nxe6 Bxe6 18. Bf4 Nc5 19. Qe3 Nxd3 20. cxd3 c5 21. d4 c4 22. Nh2 a6 23. Qg3 Kh7 24. Bd2 b5 25. axb5 axb5 26. f4 b4 27. Qf3 Bf5 28. Rxa8 Rxa8 29. Qxd5 Rd8 30. Qf3 Rxd4 31. Be3 Rd3 32. g4 Be6 33. Qe4+ g6 34. f5 Bd5 35. fxg6+ fxg6 36. Qf4 Rxe3 37. Rxe3 Bc5 38. Nf1 Bxe3+ 39. Nxe3 c3 40. bxc3 bxc3 41. Nxd5 Qa7+ 42. Qe3 Qa1+ 43. Kf2 c2 44. Nf6+ Kg7 45. Qc5 c1Q 46. Qe7+ Kh8 47. Qh7# 1-0

[Event "Titled Tuesday intern op 19th Dec Early"]
[Site "Chess.com INT"]
[Date "2023.12.19"]
[Round "10"]
[White "Karas, Marek"]
[Black "Volkov, Maksim"]
[Result "1-0"]
[ECO "D36"]
[WhiteElo "2232"]
[BlackElo "2271"]
[PlyCount "99"]
[EventDate "2023.12.19"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CB52_2023"]
[SourceDate "2023.12.27"]
[SourceVersion "1"]
[SourceVersionDate "2023.12.27"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 e6 3. c4 d5 4. Nc3 c6 5. cxd5 exd5 6. Bg5 Be7 7. Qc2 g6 8. e3 Bf5 9. Bd3 Bxd3 10. Qxd3 0-0 11. 0-0 Re8 12. Bxf6 Bxf6 13. Rab1 a5 14. a3 Nd7 15. b4 axb4 16. axb4 b5 17. e4 dxe4 18. Nxe4 Bg7 19. d5 Nb6 20. d6 Nd5 21. Rfc1 Qd7 22. Qc2 f5 23. Nc5 Qxd6 24. Nb7 Qe7 25. Qxc6 Nc3 26. Nd6 Qe6 27. Ng5 Rac8 28. Qxc8 Qxc8 29. Nxc8 Rxc8 30. Kf1 h6 31. Ne6 Be5 32. Rb3 Rc4 33. Nc5 Ne4 34. Rd1 Nxc5 35. bxc5 Rxc5 36. Rdb1 Bd4 37. Rb4 Bf6 38. Rxb5 Rxb5 39. Rxb5 h5 40. Rb7 Bg7 41. Ke2 Kh7 42. f3 Kh6 43. Kd3 Be5 44. g3 h4 45. f4 Bf6 46. Ke2 hxg3 47. hxg3 g5 48. Kf3 Kg6 49. Rb6 gxf4 50. Kxf4 1-0

[Event "Titled Tuesday intern op 19th Dec Early"]
[Site "Chess.com INT"]
[Date "2023.12.19"]
[Round "7"]
[White "Kokoszczynski, Jan"]
[Black "Karas, Marek"]
[Result "1/2-1/2"]
[ECO "C07"]
[WhiteElo "2250"]
[BlackElo "2232"]
[PlyCount "125"]
[EventDate "2023.12.19"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CB52_2023"]
[SourceDate "2023.12.27"]
[SourceVersion "1"]
[SourceVersionDate "2023.12.27"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nd2 c5 4. exd5 Qxd5 5. Ngf3 cxd4 6. Bc4 Qd6 7. Qe2 Nf6 8. 0-0 Nc6 9. Rd1 a6 10. a4 Qc7 11. Nb3 Be7 12. Nbxd4 Nxd4 13. Rxd4 0-0 14. Bf4 Qc5 15. Rad1 b6 16. Ne5 Bb7 17. b4 Qxb4 18. Bxe6 Qc3 19. Bb3 Bc5 20. R4d3 Qb4 21. Bg5 Qe4 22. Qxe4 Nxe4 23. Be3 Bxe3 24. Rxe3 Nc5 25. h4 g6 26. Nd7 Rfd8 27. Re7 Nxb3 28. cxb3 Bc6 29. Rd6 Bxd7 30. Rexd7 Rxd7 31. Rxd7 Rb8 32. Rd6 Kf8 33. g3 Ke7 34. Rc6 Kd7 35. Rf6 Ke7 36. Rc6 Kd7 37. Rc3 Re8 38. Kg2 Kd6 39. Kf3 Re1 40. Kf4 b5 41. axb5 axb5 42. Rd3+ Kc5 43. Kg5 Kb4 44. Rf3 f5 45. Kh6 Re7 46. h5 gxh5 47. Kxh5 Rc7 48. Kg5 Rc3 49. Rxc3 Kxc3 50. Kxf5 Kxb3 51. Ke5 Kc2 52. f4 b4 53. f5 b3 54. f6 b2 55. f7 b1Q 56. f8Q Qe1+ 57. Kd5 Qxg3 58. Qf5+ Qd3+ 59. Qxd3+ Kxd3 60. Ke5 h5 61. Kf4 h4 62. Kg4 h3 63. Kxh3 1/2-1/2

[Event "Titled Tuesday intern op 19th Dec Early"]
[Site "Chess.com INT"]
[Date "2023.12.19"]
[Round "9"]
[White "Ovetchkin, Roman"]
[Black "Karas, Marek"]
[Result "0-1"]
[ECO "E01"]
[WhiteElo "2518"]
[BlackElo "2232"]
[PlyCount "116"]
[EventDate "2023.12.19"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CB52_2023"]
[SourceDate "2023.12.27"]
[SourceVersion "1"]
[SourceVersionDate "2023.12.27"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. g3 d5 4. Bg2 h6 5. Nf3 Bd6 6. 0-0 0-0 7. Nc3 Nc6 8. b3 dxc4 9. bxc4 e5 10. d5 Ne7 11. h3 Bf5 12. Nd2 Nd7 13. Nde4 Bxe4 14. Nxe4 f5 15. Nxd6 cxd6 16. Ba3 Qc7 17. Rc1 b6 18. e4 f4 19. h4 Nc5 20. Re1 Rf6 21. Rc3 Raf8 22. Rf3 fxg3 23. fxg3 Qd7 24. Rxf6 Rxf6 25. Rf1 Rxf1+ 26. Qxf1 Qg4 27. Qe1 Kh8 28. Kh2 Ng8 29. Bxc5 bxc5 30. Qf1 Nf6 31. Bf3 Qg6 32. Qe2 Qf7 33. Kg2 Qb7 34. g4 Ng8 35. g5 Qb1 36. Bg4 Qc1 37. gxh6 Nxh6 38. Be6 Qf4 39. Qf3 Qxf3+ 40. Kxf3 Kh7 41. h5 g6 42. hxg6+ Kxg6 43. Ke3 Kg5 44. Kf3 Kh5 45. Kg3 Kg5 46. Kf3 Kh5 47. Ke3 Kg5 48. Kd3 Ng4 49. Kc2 Nf6 50. Bf5 Kf4 51. Kb3 Nxe4 52. Bh7 Ng5 53. Bc2 e4 54. Ka4 Ke5 55. Kb5 e3 56. Bd1 Ne4 57. Kc6 Nc3 58. Bf3 Nxa2 0-1

[Event "Titled Tuesday intern op 19th Dec Early"]
[Site "Chess.com INT"]
[Date "2023.12.19"]
[Round "1"]
[White "Svane, Frederik"]
[Black "Karas, Marek"]
[Result "1-0"]
[ECO "A07"]
[WhiteElo "2639"]
[BlackElo "2232"]
[PlyCount "83"]
[EventDate "2023.12.19"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CB52_2023"]
[SourceDate "2023.12.27"]
[SourceVersion "1"]
[SourceVersionDate "2023.12.27"]
[SourceQuality "1"]

1. Nf3 Nf6 2. g3 d5 3. Bg2 Nbd7 4. 0-0 e5 5. d3 c6 6. Nc3 Bc5 7. Nxe5 Nxe5 8. d4 Bd6 9. dxe5 Bxe5 10. Bg5 h6 11. Bxf6 Bxf6 12. Qd2 Qa5 13. Rad1 0-0 14. Nxd5 Qd8 15. Nxf6+ Qxf6 16. Qd4 Qxd4 17. Rxd4 Be6 18. Rfd1 a5 19. a3 Rfc8 20. f4 Kf8 21. Kf2 Ke7 22. e4 g6 23. e5 Ra6 24. c3 Rb6 25. R1d2 h5 26. Ke3 Rh8 27. Bf3 Rb5 28. Be2 Rb6 29. Bc4 Bxc4 30. Rxc4 Rd8 31. Rcd4 Rxd4 32. Kxd4 Rb5 33. Ke4 a4 34. h3 Rb3 35. g4 hxg4 36. hxg4 b5 37. f5 gxf5+ 38. gxf5 c5 39. f6+ Ke8 40. e6 fxe6 41. Ke5 b4 42. Kxe6 1-0

[Event "Titled Tuesday intern op 19th Dec Early"]
[Site "Chess.com INT"]
[Date "2023.12.19"]
[Round "4"]
[White "Yuan, Qingyu"]
[Black "Karas, Marek"]
[Result "1-0"]
[ECO "C07"]
[WhiteElo "2360"]
[BlackElo "2232"]
[PlyCount "115"]
[EventDate "2023.12.19"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CB52_2023"]
[SourceDate "2023.12.27"]
[SourceVersion "1"]
[SourceVersionDate "2023.12.27"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nd2 c5 4. Ngf3 cxd4 5. Nxd4 Nc6 6. Bb5 Bd7 7. Nxc6 bxc6 8. Bd3 Bd6 9. Qe2 Qc7 10. Nf3 Ne7 11. e5 Bc5 12. 0-0 Bb6 13. c4 c5 14. Bg5 h6 15. Bd2 Bc6 16. Rac1 d4 17. Be4 Bxe4 18. Qxe4 Qc6 19. Qe2 a5 20. Ne1 Bc7 21. b3 Nf5 22. Nd3 0-0 23. h3 Kh8 24. Qg4 a4 25. b4 cxb4 26. Bxb4 Rfb8 27. a3 Ba5 28. Qf4 Bxb4 29. Nxb4 Qc5 30. Rfd1 Ra5 31. Qe4 Rc8 32. Re1 Kg8 33. Kh2 Ne7 34. f4 Nc6 35. Rb1 Ra7 36. Rec1 Rd7 37. Qd3 Na5 38. Rc2 Nb3 39. Rd1 Rdd8 40. Qe4 Qb6 41. Qf3 Nc5 42. Qf2 Nb3 43. Rd3 Rd7 44. Rg3 Kh8 45. Qe2 Qd8 46. Nd3 Qf8 47. Nb4 Nc5 48. Rd2 Rcd8 49. Qg4 Rc8 50. Rf3 Nb3 51. Rd1 g6 52. Qh4 Qg7 53. Qf2 Rxc4 54. Qe2 Rc8 55. Qb5 Rcd8 56. Qxa4 Nc5 57. Qb5 Ne4 58. Nc6 1-0

[Event "Titled Tuesday intern op 12th Dec Early"]
[Site "Chess.com INT"]
[Date "2023.12.12"]
[Round "4"]
[White "Dragun, Kamil"]
[Black "Karas, Marek"]
[Result "1-0"]
[ECO "D37"]
[WhiteElo "2553"]
[BlackElo "2232"]
[PlyCount "109"]
[EventDate "2023.12.12"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CB51_2023"]
[SourceDate "2023.12.20"]
[SourceVersion "1"]
[SourceVersionDate "2023.12.20"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Nc3 a6 5. c5 b6 6. cxb6 cxb6 7. Bf4 Bd6 8. Bxd6 Qxd6 9. e3 0-0 10. Bd3 Nbd7 11. 0-0 Bb7 12. Rc1 b5 13. a4 b4 14. Nb1 Rac8 15. Qe2 Ne4 16. Nbd2 Rxc1 17. Rxc1 Nxd2 18. Qxd2 Rc8 19. Rxc8+ Bxc8 20. Qc2 Bb7 21. Bxh7+ Kf8 22. Bd3 Qc6 23. Qxc6 Bxc6 24. b3 a5 25. Ne5 Nxe5 26. dxe5 f6 27. f4 fxe5 28. fxe5 Be8 29. h4 Bh5 30. Bc2 Kf7 31. Kf2 Bg4 32. Kg3 Be2 33. Kf4 Bf1 34. g4 Be2 35. h5 Kf8 36. Kg5 Kf7 37. Kh4 Bf3 38. g5 Be2 39. h6 gxh6 40. gxh6 Bf3 41. Kg5 Be2 42. Bg6+ Kg8 43. Bh5 Bd3 44. Bg4 Kf7 45. Bh5+ Kg8 46. Kf6 Bc2 47. Bf7+ Kh7 48. Bxe6 Bxb3 49. e4 Bxa4 50. exd5 b3 51. d6 b2 52. Bf5+ Kxh6 53. e6 Be8 54. d7 Bxd7 55. exd7 1-0

[Event "Titled Tuesday intern op 12th Dec Early"]
[Site "Chess.com INT"]
[Date "2023.12.12"]
[Round "5"]
[White "Karas, Marek"]
[Black "Yagupov, Igor"]
[Result "0-1"]
[ECO "E01"]
[WhiteElo "2232"]
[BlackElo "2290"]
[PlyCount "104"]
[EventDate "2023.12.12"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CB51_2023"]
[SourceDate "2023.12.20"]
[SourceVersion "1"]
[SourceVersionDate "2023.12.20"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 Nf6 3. c4 c6 4. Nc3 e6 5. g3 dxc4 6. Bg2 Nbd7 7. 0-0 b5 8. e4 Bb7 9. e5 Nd5 10. Ng5 Be7 11. Qh5 g6 12. Qh6 Bf8 13. Qh3 Nxc3 14. bxc3 Be7 15. Ne4 0-0 16. Bh6 Re8 17. Rad1 Qc7 18. f4 c5 19. Bg5 Bxe4 20. Bxe4 cxd4 21. Bxa8 Bxg5 22. Be4 Nc5 23. Bg2 Be7 24. cxd4 Nd3 25. Be4 Qb6 26. Bxd3 Qxd4+ 27. Kh1 cxd3 28. g4 Rd8 29. Qf3 Qd5 30. Qxd5 Rxd5 31. Rf3 d2 32. Kg2 Bb4 33. Kf1 g5 34. fxg5 Rxe5 35. Kg2 Re2+ 36. Rf2 Re1 37. Rdxd2 Bxd2 38. Rxd2 Kg7 39. h4 h6 40. gxh6+ Kxh6 41. Kg3 Kg6 42. Rd7 Re3+ 43. Kf4 Ra3 44. h5+ Kg7 45. Rd2 Ra4+ 46. Kg5 f6+ 47. Kh4 f5 48. Rd7+ Kf6 49. h6 Rxg4+ 50. Kh5 Rg5+ 51. Kh4 Rg1 52. Kh5 Rh1# 0-1

[Event "Titled Tuesday intern op 12th Dec Early"]
[Site "Chess.com INT"]
[Date "2023.12.12"]
[Round "6"]
[White "Lima, Stefan Moisei Vieir"]
[Black "Karas, Marek"]
[Result "1-0"]
[ECO "B30"]
[WhiteElo "2155"]
[BlackElo "2232"]
[PlyCount "79"]
[EventDate "2023.12.12"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CB51_2023"]
[SourceDate "2023.12.20"]
[SourceVersion "1"]
[SourceVersionDate "2023.12.20"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. Bb5 e6 4. Bxc6 bxc6 5. Qe2 f6 6. e5 fxe5 7. Nxe5 Nf6 8. 0-0 Be7 9. d3 0-0 10. c4 Qc7 11. Nc3 d6 12. Ng4 e5 13. Nxf6+ Bxf6 14. Ne4 Be7 15. f4 d5 16. Ng3 Bf6 17. Nh5 Bf5 18. Nxf6+ gxf6 19. Be3 d4 20. Bd2 Rae8 21. fxe5 fxe5 22. Bh6 Rf6 23. Bg5 Rf7 24. Rf2 Bg6 25. Rxf7 Qxf7 26. Rf1 Qd7 27. Bh6 e4 28. dxe4 d3 29. Qf2 Qe7 30. e5 Rd8 31. h4 d2 32. Bxd2 Rf8 33. Qg3 Rxf1+ 34. Kxf1 Qf7+ 35. Kg1 Kf8 36. Bh6+ Ke8 37. Qb3 Qd7 38. Qb8+ Ke7 39. Qf8+ Ke6 40. Qf6# 1-0

[Event "Titled Tuesday intern op 12th Dec Early"]
[Site "Chess.com INT"]
[Date "2023.12.12"]
[Round "1"]
[White "Luxama, Jacques Muller"]
[Black "Karas, Marek"]
[Result "0-1"]
[ECO "C11"]
[WhiteElo "1933"]
[BlackElo "2232"]
[PlyCount "104"]
[EventDate "2023.12.12"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CB51_2023"]
[SourceDate "2023.12.20"]
[SourceVersion "1"]
[SourceVersionDate "2023.12.20"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nc3 Nf6 4. e5 Nfd7 5. f4 c5 6. Nf3 Nc6 7. Be3 Be7 8. Ne2 0-0 9. Qd2 b5 10. c3 Qb6 11. Ng3 cxd4 12. Nxd4 Nxd4 13. Bxd4 Bc5 14. Ne2 a5 15. Bxc5 Nxc5 16. Nd4 b4 17. Be2 Ne4 18. Qc1 Bd7 19. Bd3 bxc3 20. bxc3 Rac8 21. Bxe4 dxe4 22. Qd2 Rfd8 23. 0-0 Qc5 24. Rac1 Bb5 25. Rfe1 Bd3 26. Kh1 h6 27. Qe3 Qd5 28. Qg3 Kh8 29. f5 Rg8 30. f6 g5 31. h4 Rc5 32. Rcd1 Qxe5 33. Qxe5 Rxe5 34. Rxd3 gxh4 35. Rde3 Rg6 36. Rxe4 Reg5 37. R1e2 Rxf6 38. Rxh4 Kg7 39. Kh2 Rfg6 40. Kh3 Rc5 41. Rg4 Rxc3+ 42. g3 h5 43. Rxg6+ Kxg6 44. Nb5 Rc5 45. Nd6 Rd5 46. Ne4 f5 47. Nf2 Kf6 48. Rc2 Rb5 49. Kg2 Re5 50. Nh3 Re3 51. Nf4 Kg5 52. Rf2 e5 0-1

[Event "Titled Tuesday intern op 12th Dec Early"]
[Site "Chess.com INT"]
[Date "2023.12.12"]
[Round "2"]
[White "Seo, Jung Min"]
[Black "Karas, Marek"]
[Result "1-0"]
[ECO "C11"]
[WhiteElo "2483"]
[BlackElo "2232"]
[PlyCount "99"]
[EventDate "2023.12.12"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CB51_2023"]
[SourceDate "2023.12.20"]
[SourceVersion "1"]
[SourceVersionDate "2023.12.20"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nc3 Nf6 4. e5 Nfd7 5. f4 c5 6. Nf3 Nc6 7. Be3 Be7 8. Qd2 0-0 9. Ne2 b6 10. c3 f5 11. h3 Ba6 12. g4 Bxe2 13. Bxe2 cxd4 14. Nxd4 Nxd4 15. cxd4 Bh4+ 16. Kf1 fxg4 17. hxg4 g6 18. Kg2 Be7 19. Rac1 Rf7 20. Rc6 Nf8 21. Rhc1 Qe8 22. Qc2 Bd8 23. b4 Qe7 24. a3 a5 25. Qb3 axb4 26. axb4 Rg7 27. Rc8 Rxc8 28. Rxc8 h5 29. g5 Bc7 30. Bb5 Qf7 31. Qd3 Qf5 32. Qxf5 gxf5 33. Be2 h4 34. Kh3 Kh7 35. Kxh4 Ng6+ 36. Kg3 Rd7 37. Bb5 Re7 38. Kf3 Kg7 39. Bd3 Kf7 40. b5 Nh4+ 41. Kf2 Ng6 42. Bd2 Rd7 43. Ke3 Ne7 44. Rh8 Kg7 45. Rh6 Ng6 46. Be2 Rd8 47. Bh5 Nf8 48. Rf6 Rd7 49. Bb4 Rd8 50. Rf7+ 1-0

[Event "SVK-chT 2324"]
[Site "Slovakia"]
[Date "2023.12.10"]
[Round "4.5"]
[White "Karas, Marek"]
[Black "Schwarz, Dusan"]
[Result "1/2-1/2"]
[ECO "C01"]
[WhiteElo "2209"]
[BlackElo "2310"]
[PlyCount "19"]
[EventDate "2023.11.04"]
[EventType "team-tourn"]
[EventRounds "11"]
[EventCountry "SVK"]
[SourceTitle "CB04_2024"]
[SourceDate "2023.10.16"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.16"]
[SourceQuality "1"]
[WhiteTeam "Osuske"]
[BlackTeam "Humenne Reinter"]
[WhiteTeamCountry "SVK"]
[BlackTeamCountry "SVK"]

1. e3 e5 2. d4 exd4 3. exd4 d5 4. Nf3 Bd6 5. c4 c6 6. Nc3 Ne7 7. Bd3 h6 8. Qb3 0-0 9. cxd5 Nxd5 10. Nxd5 1/2-1/2

[Event "SVK-chT 2324"]
[Site "Slovakia"]
[Date "2023.12.09"]
[Round "3.5"]
[White "Hros, Roman"]
[Black "Karas, Marek"]
[Result "1/2-1/2"]
[ECO "C00"]
[WhiteElo "2308"]
[BlackElo "2209"]
[PlyCount "68"]
[EventDate "2023.11.04"]
[EventType "team-tourn"]
[EventRounds "11"]
[EventCountry "SVK"]
[SourceTitle "CB04_2024"]
[SourceDate "2023.10.16"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.16"]
[SourceQuality "1"]
[WhiteTeam "Liptov Chess School"]
[BlackTeam "Osuske"]
[WhiteTeamCountry "SVK"]
[BlackTeamCountry "SVK"]

1. e4 e6 2. d3 d5 3. Be2 dxe4 4. dxe4 Qxd1+ 5. Bxd1 Nc6 6. c3 Nf6 7. Bc2 Be7 8. Nf3 Nd7 9. 0-0 b6 10. Bf4 Ba6 11. Re1 0-0-0 12. b4 Bb7 13. Nbd2 Bf6 14. Ba4 Bxc3 15. Bxc6 Bxc6 16. Rac1 Bxd2 17. Nxd2 Kb7 18. b5 Bxb5 19. Rxc7+ Ka8 20. a4 Ba6 21. a5 e5 22. axb6 axb6 23. Be3 Kb8 24. Rc2 Rc8 25. Rb2 Rc6 26. Ra1 Bb7 27. Rab1 Rhc8 28. Nf3 f6 29. Ne1 Rd6 30. f3 Rcc6 31. Nc2 Rc3 32. Kf2 Nc5 33. Bxc5 Rxc5 34. Ne3 b5 1/2-1/2

[Event "Titled Tuesday intern op 14th Nov Early"]
[Site "Chess.com INT"]
[Date "2023.11.14"]
[Round "4"]
[White "Bharath, Subramaniyam H"]
[Black "Karas, Marek"]
[Result "1-0"]
[ECO "C14"]
[WhiteElo "2504"]
[BlackElo "2209"]
[PlyCount "47"]
[EventDate "2023.11.14"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CB47_2023"]
[SourceDate "2023.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2023.11.22"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nc3 Nf6 4. Bg5 Be7 5. e5 Nfd7 6. Bxe7 Qxe7 7. f4 a6 8. Nf3 c5 9. Qd2 Nc6 10. 0-0-0 b5 11. dxc5 Qxc5 12. Bd3 b4 13. Ne2 a5 14. f5 Ndxe5 15. Nxe5 Nxe5 16. Qg5 Nxd3+ 17. Rxd3 Ba6 18. Rd2 Rg8 19. fxe6 fxe6 20. Nf4 Qe7 21. Qe5 0-0-0 22. Nxd5 Qd6 23. Qxd6 Rxd6 24. Ne7+ 1-0

[Event "Titled Tuesday intern op 14th Nov Early"]
[Site "Chess.com INT"]
[Date "2023.11.14"]
[Round "6"]
[White "Chinguun, Sumiya"]
[Black "Karas, Marek"]
[Result "0-1"]
[ECO "C11"]
[WhiteElo "2319"]
[BlackElo "2209"]
[PlyCount "164"]
[EventDate "2023.11.14"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CB47_2023"]
[SourceDate "2023.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2023.11.22"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nc3 Nf6 4. e5 Nfd7 5. Nf3 c5 6. Be2 cxd4 7. Qxd4 Nc6 8. Qf4 Bb4 9. 0-0 Bxc3 10. bxc3 Qc7 11. Qg3 Rg8 12. Bf4 Nc5 13. Bd3 Nxd3 14. cxd3 Bd7 15. Qh4 h6 16. c4 dxc4 17. dxc4 g5 18. Qg3 0-0-0 19. Be3 Kb8 20. Rab1 Ka8 21. Bc5 Na5 22. Bd6 Qxc4 23. Nd2 Qa6 24. Ne4 Bc6 25. Nc5 Qc4 26. Rfc1 Qd5 27. Bc7 Nc4 28. Bxd8 Rxd8 29. h3 Nxe5 30. Rd1 Qxd1+ 31. Rxd1 Rxd1+ 32. Kh2 Rd5 33. Ne4 Ng6 34. Nf6 Rd8 35. Qc7 Rf8 36. Nh7 Rb8 37. Qxf7 Nf4 38. g3 Nd3 39. Kg1 Ne5 40. Qxe6 Nf3+ 41. Kf1 Re8 42. Qxe8+ Bxe8 43. Ke2 Nd4+ 44. Ke3 Nf5+ 45. Kd2 Bg6 46. Nf6 Kb8 47. Nd5 Kc8 48. g4 Kd7 49. gxf5 Bxf5 50. Ke3 Bxh3 51. Nf6+ Kc6 52. Ng8 h5 53. Nf6 h4 54. Ne4 Be6 55. a3 g4 56. Kf4 h3 57. Kg3 Bc8 58. Kh2 b5 59. Kg3 a5 60. Nd2 b4 61. axb4 axb4 62. f3 gxf3 63. Kxf3 Kb5 64. Nb3 Kc4 65. Nd2+ Kd3 66. Ne4 b3 67. Nc5+ Kc4 68. Na4 Kb4 69. Nb2 Bb7+ 70. Kg3 Bg2 71. Nd3+ Kc3 72. Nc5 b2 73. Na4+ Kb3 74. Nxb2 Kxb2 75. Kf2 Kc3 76. Kg1 Kd4 77. Kf2 Ke5 78. Kg3 Kf5 79. Kh2 Kg4 80. Kg1 Bc6 81. Kh2 Kh4 82. Kg1 Kg3 0-1

[Event "Titled Tuesday intern op 14th Nov Early"]
[Site "Chess.com INT"]
[Date "2023.11.14"]
[Round "9"]
[White "Degtiarev, Evgeny"]
[Black "Karas, Marek"]
[Result "1-0"]
[ECO "E71"]
[WhiteElo "2381"]
[BlackElo "2209"]
[PlyCount "57"]
[EventDate "2023.11.14"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CB47_2023"]
[SourceDate "2023.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2023.11.22"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. h3 0-0 6. Bg5 c5 7. d5 b5 8. cxb5 a6 9. a4 axb5 10. Bxb5 Ba6 11. Nge2 Bxb5 12. axb5 Nbd7 13. 0-0 Qb6 14. Qc2 Rfb8 15. Ra4 Qb7 16. Rfa1 h6 17. Be3 Ne8 18. Rxa8 Rxa8 19. Rxa8 Qxa8 20. Qa4 Qb8 21. b4 Nb6 22. Qb3 c4 23. Qa2 Nc7 24. Bxb6 Qxb6 25. Qxc4 Bf6 26. Qc6 Qb8 27. b6 Na6 28. b7 Nc7 29. Nb5 1-0

[Event "Titled Tuesday intern op 14th Nov Early"]
[Site "Chess.com INT"]
[Date "2023.11.14"]
[Round "10"]
[White "Karas, Marek"]
[Black "Estrada Nieto, Julian"]
[Result "0-1"]
[ECO "A00"]
[WhiteElo "2209"]
[BlackElo "2212"]
[PlyCount "52"]
[EventDate "2023.11.14"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CB47_2023"]
[SourceDate "2023.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2023.11.22"]
[SourceQuality "1"]

1. h4 e5 2. c4 Nc6 3. Nc3 Nf6 4. e3 d5 5. cxd5 Nxd5 6. Nf3 Nxc3 7. bxc3 Be7 8. d4 exd4 9. cxd4 0-0 10. Bd3 Bb4+ 11. Bd2 Bxd2+ 12. Qxd2 Bg4 13. Ng5 h6 14. f3 Bd7 15. Ne4 Qe7 16. Kf2 Rad8 17. Qe2 Rfe8 18. g4 Nb4 19. Rad1 Nxd3+ 20. Rxd3 Bb5 21. Kg3 Bxd3 22. Qxd3 c5 23. d5 Qe5+ 24. Kg2 Qxd5 25. Qa3 Rxe4 26. fxe4 Qxe4+ 0-1

[Event "Titled Tuesday intern op 14th Nov Early"]
[Site "Chess.com INT"]
[Date "2023.11.14"]
[Round "8"]
[White "Karas, Marek"]
[Black "Maksimovic, Bojan"]
[Result "0-1"]
[ECO "E61"]
[WhiteElo "2209"]
[BlackElo "2497"]
[PlyCount "106"]
[EventDate "2023.11.14"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CB47_2023"]
[SourceDate "2023.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2023.11.22"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 g6 3. c4 Bg7 4. Nc3 d6 5. Bg5 h6 6. Bh4 g5 7. Bg3 Nh5 8. e3 Nxg3 9. hxg3 Nd7 10. Bd3 c5 11. Bf5 e6 12. Bg4 Qb6 13. Rb1 Nf6 14. Bh5 Bd7 15. Qb3 Rc8 16. Qxb6 axb6 17. d5 exd5 18. Nxd5 Nxd5 19. cxd5 b5 20. 0-0 b4 21. b3 Ra8 22. Nd2 Bb5 23. Nc4 Bxc4 24. bxc4 Rxa2 25. Bd1 Ke7 26. Bb3 Rd2 27. Rfd1 Rxd1+ 28. Rxd1 Rb8 29. Rd2 b5 30. cxb5 Rxb5 31. Kf1 Rb7 32. Ke2 c4 33. Bxc4 b3 34. Bd3 b2 35. Rd1 Ra7 36. Bb1 Ra5 37. f4 Rc5 38. Be4 Rc1 39. Bb1 Bc3 40. Bd3 Kd8 41. e4 f6 42. Bb1 g4 43. Bd3 h5 44. Bb1 Kc7 45. Bd3 Kb6 46. Bb1 Kc5 47. e5 fxe5 48. fxe5 Bxe5 49. Kd2 Bc3+ 50. Ke2 Kb4 51. Bg6 Kb3 52. Bb1 Rxb1 53. Rxb1 Kc2 0-1

[Event "Titled Tuesday intern op 14th Nov Early"]
[Site "Chess.com INT"]
[Date "2023.11.14"]
[Round "5"]
[White "Karas, Marek"]
[Black "Narayanan, Srinath"]
[Result "0-1"]
[ECO "D38"]
[WhiteElo "2209"]
[BlackElo "2552"]
[PlyCount "172"]
[EventDate "2023.11.14"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CB47_2023"]
[SourceDate "2023.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2023.11.22"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 d5 3. c4 e6 4. Nc3 Nbd7 5. Bg5 Bb4 6. cxd5 exd5 7. e3 h6 8. Bf4 Nh5 9. Be5 Nxe5 10. Nxe5 Bxc3+ 11. bxc3 Nf6 12. Bd3 0-0 13. c4 c5 14. Nf3 Bg4 15. dxc5 Bxf3 16. Qxf3 Qa5+ 17. Ke2 Qxc5 18. Rhc1 d4 19. Kf1 dxe3 20. Qxe3 Qxe3 21. fxe3 Ng4 22. Be4 Rab8 23. h3 Rfe8 24. Bf3 Nxe3+ 25. Kf2 Nf5 26. Rab1 b6 27. c5 bxc5 28. Rxb8 Rxb8 29. Rxc5 Rb2+ 30. Kg1 Nd4 31. Be4 g6 32. Bd5 Rb5 33. Rc8+ Kg7 34. Bc4 Rb7 35. a4 Nf5 36. Bd5 Rb1+ 37. Kh2 Ne3 38. Rc5 Ra1 39. Bc6 Nf1+ 40. Kg1 Ng3+ 41. Kh2 Nf5 42. Ra5 h5 43. g4 hxg4 44. hxg4 Ra2+ 45. Kg1 Ne3 46. g5 Rc2 47. Bb7 Rc7 48. Rxa7 Nc4 49. a5 Nxa5 50. Rxa5 Rxb7 51. Kf2 Rb3 52. Rd5 Kf8 53. Re5 Rc3 54. Kg2 Rd3 55. Kf2 Kg8 56. Kg2 Kg7 57. Kf2 Kf8 58. Kg2 Rd6 59. Kf2 Re6 60. Ra5 Re4 61. Kf3 Rh4 62. Kg3 Rd4 63. Kf3 Ke7 64. Kg3 Ke6 65. Kf3 Rd5 66. Ra6+ Kf5 67. Rf6+ Kxg5 68. Rxf7 Rf5+ 69. Rxf5+ Kxf5 70. Kg3 Kg5 71. Kf3 Kh4 72. Kg2 Kg4 73. Kf2 Kh3 74. Kg1 Kg3 75. Kh1 Kf2 76. Kh2 g5 77. Kh3 Kf3 78. Kh2 g4 79. Kg1 Kg3 80. Kh1 Kh3 81. Kg1 Kg3 82. Kh1 Kf2 83. Kh2 g3+ 84. Kh1 g2+ 85. Kh2 g1Q+ 86. Kh3 Qg3# 0-1

[Event "Titled Tuesday intern op 14th Nov Early"]
[Site "Chess.com INT"]
[Date "2023.11.14"]
[Round "3"]
[White "Karas, Marek"]
[Black "Samsonkin, Artiom"]
[Result "1-0"]
[ECO "E11"]
[WhiteElo "2209"]
[BlackElo "2377"]
[PlyCount "129"]
[EventDate "2023.11.14"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CB47_2023"]
[SourceDate "2023.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2023.11.22"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 e6 3. c4 Bb4+ 4. Bd2 Qe7 5. e3 Nc6 6. Bd3 e5 7. dxe5 Nxe5 8. Nxe5 Bxd2+ 9. Qxd2 Qxe5 10. Nc3 0-0 11. h3 d6 12. Be2 Bd7 13. Bf3 Bc6 14. Bxc6 bxc6 15. Qd4 Qxd4 16. exd4 Rfe8+ 17. Kd2 Ne4+ 18. Nxe4 Rxe4 19. Kd3 Rae8 20. Rad1 f5 21. Rd2 a5 22. b3 a4 23. Kc3 axb3 24. axb3 Kf7 25. Ra1 Ke7 26. Ra7 Kd7 27. Ra5 g6 28. Raa2 Re1 29. g3 Rc1+ 30. Rac2 Rh1 31. h4 f4 32. Rd3 Ree1 33. Rf3 Re4 34. Kd3 d5 35. Rxf4 Rxf4 36. gxf4 Rh3+ 37. Ke2 Rxh4 38. Ke3 Rh3+ 39. f3 Rh1 40. f5 gxf5 41. Kf4 Rb1 42. Kxf5 Rxb3 43. f4 Rb4 44. cxd5 cxd5 45. Ke5 c6 46. Rh2 Kc7 47. Rxh7+ Kb6 48. f5 Rb1 49. f6 Re1+ 50. Kd6 Rf1 51. f7 Kb5 52. Ke7 Re1+ 53. Kd7 Rf1 54. Ke8 Kc4 55. Rh4 Re1+ 56. Kd7 Rf1 57. Ke7 Re1+ 58. Kd6 Rf1 59. Ke7 Re1+ 60. Kf8 Rf1 61. Kg7 Rg1+ 62. Kf6 Rf1+ 63. Kg6 Rg1+ 64. Kf5 Rf1+ 65. Rf4 1-0

[Event "Titled Tuesday intern op 14th Nov Early"]
[Site "Chess.com INT"]
[Date "2023.11.14"]
[Round "2"]
[White "Karas, Marek"]
[Black "Sokolovsky, Yahli"]
[Result "1-0"]
[ECO "B06"]
[WhiteElo "2209"]
[BlackElo "2442"]
[PlyCount "157"]
[EventDate "2023.11.14"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CB47_2023"]
[SourceDate "2023.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2023.11.22"]
[SourceQuality "1"]

1. d4 d6 2. e4 g6 3. Nc3 Bg7 4. Nf3 a6 5. a4 b6 6. Be2 Bb7 7. 0-0 Nf6 8. e5 Nfd7 9. e6 fxe6 10. Ng5 Nf8 11. Bf3 Nc6 12. Re1 Qd7 13. d5 exd5 14. Bg4 Qd8 15. Qxd5 Ne5 16. Qxb7 Nxg4 17. Qc6+ Nd7 18. Ne6 Nge5 19. Qd5 Nf6 20. Nxg7+ Kd7 21. Qb3 Qg8 22. Qxg8 Rhxg8 23. f4 Nc6 24. Ne6 Nb4 25. Re2 Nxc2 26. Rxc2 Kxe6 27. Be3 c5 28. Re1 Kd7 29. Rd2 Rgf8 30. g3 Rab8 31. Kg2 Rf7 32. Bf2 Kc6 33. Rc1 Rb7 34. Ne2 Kd7 35. Nc3 Kc6 36. Bg1 Rf8 37. b3 Rfb8 38. Ne2 Kd7 39. Ra1 Ra8 40. Nc3 Kc6 41. Rb1 b5 42. a5 b4 43. Na4 Rb5 44. Rc2 Rxa5 45. Rbc1 Rb5 46. Bf2 Nd7 47. Kf3 Rf8 48. Be3 Rf7 49. Ke2 Nf6 50. Kd3 Nd5 51. Bd2 a5 52. Be3 Kd7 53. Kc4 Nc7 54. Rd1 Kc6 55. Kd3 Nd5 56. Bd2 Rf8 57. Ke4 Re8 58. Rdc1 e5 59. f5 gxf5+ 60. Kxf5 e4 61. Re1 e3 62. Bc1 Rb7 63. Kg4 Rf7 64. Kh3 Rf2 65. Rce2 Rf5 66. Nb2 Nc3 67. Rxe3 Ref8 68. Nc4 R8f6 69. Nxa5+ Kb5 70. Nc4 d5 71. Nd2 d4 72. Rd3 Rf2 73. Nc4 Rh6+ 74. Bxh6 Nd5 75. Bf4 Rxf4 76. gxf4 Nxf4+ 77. Kg4 Nxd3 78. Re6 Nf2+ 79. Kf3 1-0

[Event "Titled Tuesday intern op 14th Nov Early"]
[Site "Chess.com INT"]
[Date "2023.11.14"]
[Round "7"]
[White "Karas, Marek"]
[Black "Suyarov, Mukhammadzokhid"]
[Result "0-1"]
[ECO "E12"]
[WhiteElo "2209"]
[BlackElo "2359"]
[PlyCount "206"]
[EventDate "2023.11.14"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CB47_2023"]
[SourceDate "2023.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2023.11.22"]
[SourceQuality "1"]

1. d4 e6 2. Nf3 Nf6 3. c4 b6 4. a3 Bb7 5. Nc3 d5 6. cxd5 Nxd5 7. Qc2 Be7 8. e4 Nxc3 9. bxc3 0-0 10. Bd3 c5 11. 0-0 Nd7 12. Bb2 h6 13. Rad1 Rc8 14. Qe2 cxd4 15. cxd4 Nf6 16. d5 Qc7 17. d6 Bxd6 18. e5 Be7 19. exf6 Bxf6 20. Bxf6 gxf6 21. Be4 Bxe4 22. Qxe4 Rfd8 23. h3 a5 24. Qh4 Kg7 25. Rxd8 Rxd8 26. Re1 Rd5 27. Qg4+ Kf8 28. Qh4 Kg7 29. Nh2 Qc3 30. Rf1 h5 31. a4 Rg5 32. Kh1 Qd3 33. Rg1 Qd5 34. Nf3 Rg6 35. Qf4 b5 36. axb5 Qxb5 37. Ra1 Qc5 38. Qe3 Qb4 39. Qa3 Qb6 40. Ra2 Qb1+ 41. Kh2 Qb8+ 42. g3 Qb7 43. Nh4 Rg5 44. Qf3 Qc7 45. Qe3 Rc5 46. Qe4 Rc4 47. Qe1 Qc6 48. Ng2 a4 49. Ne3 Rc1 50. Qxc1 Qxc1 51. Rxa4 Qb2 52. Kg2 f5 53. Rf4 Qb7+ 54. Kg1 Qc6 55. h4 Kf6 56. Rb4 Qa6 57. Rf4 Qa5 58. Kg2 Qa2 59. Kg1 Ke5 60. Kg2 Qa8+ 61. Kg1 Kd6 62. Rd4+ Ke7 63. Rf4 f6 64. Kf1 Qh1+ 65. Ke2 Kf7 66. Rf3 Kg6 67. Rf4 Qa1 68. Kf3 e5 69. Rxf5 Qb1 70. Kg2 Qe4+ 71. Kg1 Qd3 72. Kh2 Qe2 73. Kg2 Kf7 74. Rf3 Ke6 75. Rf5 Qd3 76. Rf3 Qe4 77. Nf1 f5 78. Nd2 Qd5 79. Nf1 f4 80. gxf4 exf4 81. Nh2 Kf5 82. Kg1 Qd8 83. Kg2 Qxh4 84. Rh3 Qg5+ 85. Kf1 Qg6 86. f3 Kg5 87. Kg2 Qa6 88. Kh1 Qe2 89. Kg1 h4 90. Nf1 Qe1 91. Kg2 Kf5 92. Kg1 Ke5 93. Kg2 Kd4 94. Rh2 Qe2+ 95. Kg1 Qxf3 96. Rf2 Qg4+ 97. Rg2 Qf5 98. Rd2+ Kc3 99. Rf2 h3 100. Nh2 Qg6+ 101. Kh1 Qb1+ 102. Rf1 Qe4+ 103. Kg1 Qg2# 0-1

[Event "Titled Tuesday intern op 14th Nov Early"]
[Site "Chess.com INT"]
[Date "2023.11.14"]
[Round "1"]
[White "Yeletsky, Ivan"]
[Black "Karas, Marek"]
[Result "0-1"]
[ECO "C00"]
[WhiteElo "2504"]
[BlackElo "2209"]
[PlyCount "54"]
[EventDate "2023.11.14"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CB47_2023"]
[SourceDate "2023.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2023.11.22"]
[SourceQuality "1"]

1. e4 e6 2. Qe2 c5 3. Nf3 Nc6 4. g3 Nf6 5. Bg2 d5 6. exd5 Nxd5 7. 0-0 Be7 8. Rd1 Nf6 9. Nc3 0-0 10. d4 Nxd4 11. Nxd4 cxd4 12. Nb5 Bc5 13. c3 Qe7 14. b4 Bb6 15. Nxd4 Bxd4 16. Rxd4 e5 17. h3 Re8 18. Rd1 Bf5 19. Be3 Rac8 20. Bc5 Qc7 21. Bd6 Qxc3 22. Bxb7 Rcd8 23. Bg2 Rxd6 24. Rxd6 Qxa1+ 25. Kh2 h6 26. Ra6 Qd4 27. a3 Bd3 0-1

[Event "SVK-chT 2324"]
[Site "Slovakia"]
[Date "2023.11.05"]
[Round "2.7"]
[White "Karas, Marek"]
[Black "Szegi, Tamas"]
[Result "1/2-1/2"]
[ECO "D00"]
[WhiteElo "2209"]
[BlackElo "2178"]
[PlyCount "132"]
[EventDate "2023.11.04"]
[EventType "team-tourn"]
[EventRounds "11"]
[EventCountry "SVK"]
[SourceTitle "Mega2024 Update 01"]
[Source "Chessbase"]
[SourceDate "2023.11.12"]
[SourceVersion "1"]
[SourceVersionDate "2023.11.12"]
[SourceQuality "1"]
[WhiteTeam "Osuske"]
[BlackTeam "Komarno"]
[WhiteTeamCountry "SVK"]
[BlackTeamCountry "SVK"]

1. d4 Nf6 2. Nc3 d5 3. Bf4 e6 4. Nb5 Na6 5. e3 Be7 6. Nf3 0-0 7. Ne5 c6 8. Nc3 Nb8 9. g4 Nfd7 10. Bd3 Nxe5 11. Bxe5 Nd7 12. Bg3 c5 13. h4 Re8 14. Nb5 e5 15. dxe5 a6 16. Nc3 d4 17. exd4 cxd4 18. Bxh7+ Kxh7 19. Qxd4 Qb6 20. Qd3+ Kg8 21. 0-0-0 Nc5 22. Qe2 Qa5 23. f4 b5 24. Kb1 Be6 25. Nd5 Na4 26. c3 b4 27. c4 Rac8 28. f5 Bxd5 29. Rxd5 Qc7 30. Rhd1 Nc5 31. Qf3 Qb6 32. Bf2 Bf8 33. g5 b3 34. a3 Qc6 35. Bxc5 Bxc5 36. Qxb3 Rb8 37. Qc3 Bf8 38. Ka2 Rb7 39. b4 Reb8 40. Rb1 Qa4 41. c5 a5 42. Rd4 axb4 43. Rdxb4 Rxb4 44. Rxb4 Rxb4 45. Qxb4 Qc2+ 46. Qb2 Qxf5 47. c6 Qe6+ 48. Qb3 Qxc6 49. a4 Qg2+ 50. Kb1 Qe4+ 51. Ka2 Qxe5 52. Qc4 Qf5 53. Kb3 Kh7 54. a5 Qxa5 55. Qxf7 Qc5 56. Qh5+ Kg8 57. Qg4 Qa3+ 58. Kc2 Qc5+ 59. Kd3 Qd5+ 60. Qd4 Qxd4+ 61. Kxd4 Kf7 62. h5 Be7 63. g6+ Kf6 64. h6 gxh6 65. g7 Kxg7 66. Ke4 Kg6 1/2-1/2

[Event "SVK-chT 2324"]
[Site "Slovakia"]
[Date "2023.11.04"]
[Round "1.6"]
[White "Karas, Marek"]
[Black "Vass, Frantisek"]
[Result "1-0"]
[ECO "E11"]
[WhiteElo "2209"]
[BlackElo "2316"]
[PlyCount "85"]
[EventDate "2023.11.04"]
[EventType "team-tourn"]
[EventRounds "11"]
[EventCountry "SVK"]
[SourceTitle "Mega2024 Update 01"]
[Source "Chessbase"]
[SourceDate "2023.11.12"]
[SourceVersion "1"]
[SourceVersionDate "2023.11.12"]
[SourceQuality "1"]
[WhiteTeam "Osuske"]
[BlackTeam "Podhajska Aquamarin"]
[WhiteTeamCountry "SVK"]
[BlackTeamCountry "SVK"]

1. d4 d5 2. c4 e6 3. Nf3 Nf6 4. g3 Nbd7 5. Bg2 Bb4+ 6. Bd2 Qe7 7. a3 Bxd2+ 8. Nbxd2 0-0 9. Qc2 c6 10. 0-0 e5 11. cxd5 Nxd5 12. Rad1 Re8 13. e4 N5b6 14. d5 cxd5 15. exd5 Nxd5 16. Rfe1 N5b6 17. Nb3 f6 18. Nfd4 Nf8 19. Na5 Bg4 20. Rc1 Qd7 21. Ndb3 Rac8 22. Nc5 Rxc5 23. Qxc5 Ne6 24. Qe3 Nd4 25. Nxb7 Rc8 26. Rxc8+ Qxc8 27. Qd3 h5 28. Nd6 Qd7 29. h3 Be2 30. Rxe2 Nxe2+ 31. Qxe2 Qxd6 32. Qxh5 Qd4 33. b3 Qa1+ 34. Kh2 Qd4 35. Qf5 Kf7 36. Qc2 Kg8 37. Be4 a5 38. Kg2 Kf8 39. h4 Ke7 40. h5 Nd7 41. Bf3 Nf8 42. Qc7+ Ke6 43. Qxg7 1-0

[Event "Titled Tuesday intern op 26th Sep Late"]
[Site "Chess.com INT"]
[Date "2023.09.26"]
[Round "10"]
[White "Ambartsumova, Karina"]
[Black "Karas, Marek"]
[Result "1-0"]
[ECO "A90"]
[WhiteElo "2418"]
[BlackElo "2208"]
[PlyCount "67"]
[EventDate "2023.09.26"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. d4 e6 2. c4 f5 3. Nf3 Nf6 4. g3 d5 5. Bg2 Ne4 6. 0-0 Be7 7. b3 Nc6 8. Ba3 Bf6 9. e3 h5 10. Nbd2 h4 11. Nxe4 fxe4 12. Nd2 Qd7 13. Qg4 Qf7 14. f4 e5 15. f5 exd4 16. cxd5 dxe3 17. Nxe4 Ne5 18. Qe2 Bd7 19. Rac1 Qh5 20. Qxh5+ Rxh5 21. Rxc7 Rxf5 22. Nd6+ Kd8 23. Rxd7+ Kxd7 24. Nxf5 Nd3 25. Nxe3 Bd4 26. Rf7+ Ke8 27. Rf8+ Kd7 28. Bh3+ Kc7 29. d6+ Kc6 30. Rxa8 Bxe3+ 31. Kg2 Ne1+ 32. Kf1 Nc2 33. Rc8+ Kb6 34. Rxc2 1-0

[Event "Titled Tuesday intern op 26th Sep Late"]
[Site "Chess.com INT"]
[Date "2023.09.26"]
[Round "8"]
[White "Dubreuil, Julien"]
[Black "Karas, Marek"]
[Result "0-1"]
[ECO "B31"]
[WhiteElo "2113"]
[BlackElo "2208"]
[PlyCount "100"]
[EventDate "2023.09.26"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e4 c5 2. Be2 b6 3. d3 Bb7 4. f4 e6 5. Nf3 Nf6 6. 0-0 d5 7. e5 Nfd7 8. c3 Nc6 9. d4 Be7 10. a3 0-0 11. b4 a5 12. b5 Ncb8 13. Bd3 f5 14. Kh1 Qe8 15. Rg1 Qh5 16. Ra2 Kh8 17. Rf2 Rg8 18. Ng5 Qg6 19. g4 Nf8 20. gxf5 exf5 21. Rfg2 Bc8 22. Qf3 Bxg5 23. Rxg5 Qf7 24. Qh3 g6 25. Qg2 Be6 26. h4 Nbd7 27. h5 gxh5 28. Qh3 Rxg5 29. Rxg5 Ng6 30. Qxh5 Rf8 31. Be3 c4 32. Bc2 Ne7 33. Qh4 Rg8 34. Nd2 Rxg5 35. fxg5 Nf8 36. Nf3 Nfg6 37. Qh6 f4 38. Bd2 Bf5 39. Bd1 Be4 40. Kg1 Nf5 41. Qh3 Qe7 42. Qg4 Qxa3 43. Bxf4 Qa1 44. Ne1 Qxc3 45. e6 Qxd4+ 46. Kh2 Bd3 47. Nxd3 Qxd3 48. e7 Nfxe7 49. Qe6 Qe4 50. Qf6+ Kg8 0-1

[Event "Titled Tuesday intern op 26th Sep Late"]
[Site "Chess.com INT"]
[Date "2023.09.26"]
[Round "5"]
[White "Goryachkina, Aleksandra"]
[Black "Karas, Marek"]
[Result "1-0"]
[ECO "C14"]
[WhiteElo "2558"]
[BlackElo "2208"]
[PlyCount "93"]
[EventDate "2023.09.26"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nc3 Nf6 4. Bg5 Be7 5. e5 Nfd7 6. h4 h6 7. Bxe7 Qxe7 8. Qg4 0-0 9. f4 c5 10. Nf3 Nc6 11. 0-0-0 cxd4 12. Nxd4 Nxd4 13. Rxd4 f6 14. exf6 Qxf6 15. Qd1 Nb8 16. g3 Nc6 17. Rd2 d4 18. Ne4 Qe7 19. Bc4 Qb4 20. Bb3 a5 21. a3 Qb6 22. Re1 Kh8 23. Kb1 a4 24. Ba2 e5 25. Nd6 Bf5 26. fxe5 Bg6 27. h5 Bf5 28. g4 Bh7 29. Nf7+ Rxf7 30. Bxf7 Rc8 31. Be6 Rd8 32. Bf5 Bg8 33. e6 Ne7 34. Rd3 Rd6 35. Qe2 Rc6 36. Qe5 Rd6 37. Red1 Rd5 38. Qe4 Rb5 39. Qxd4 Qc6 40. Qd6 Qxd6 41. Rxd6 Nxf5 42. gxf5 Rxf5 43. Re1 Rf8 44. e7 Re8 45. Rd8 Bf7 46. Rf1 Bxh5 47. Rxe8+ 1-0

[Event "Titled Tuesday intern op 26th Sep Late"]
[Site "Chess.com INT"]
[Date "2023.09.26"]
[Round "6"]
[White "Karas, Marek"]
[Black "Amburgy, Ryan"]
[Result "1-0"]
[ECO "D38"]
[WhiteElo "2208"]
[BlackElo "2237"]
[PlyCount "103"]
[EventDate "2023.09.26"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 d5 3. c4 e6 4. Nc3 Bb4 5. Qa4+ Nc6 6. e3 0-0 7. Bd2 dxc4 8. Bxc4 Bd6 9. 0-0 e5 10. dxe5 Nxe5 11. Nxe5 Bxe5 12. Rad1 c6 13. Be2 Re8 14. Qh4 Qc7 15. f4 Bd6 16. e4 Bc5+ 17. Kh1 Nxe4 18. Nxe4 Rxe4 19. Bd3 Bf5 20. Bxe4 Bxe4 21. Bc3 Re8 22. Bxg7 Kxg7 23. Qg5+ Kh8 24. Qxc5 f5 25. Qd4+ Kg8 26. Qd7 Re7 27. Qxc7 Rxc7 28. Rd8+ Kf7 29. Rfd1 Bd5 30. a3 Re7 31. b4 a6 32. h3 Re3 33. Kh2 b5 34. R1xd5 cxd5 35. Rxd5 Ke6 36. Rc5 Rxa3 37. g4 fxg4 38. hxg4 Kd6 39. Rh5 Ra4 40. Rxh7 Rxb4 41. Kg3 a5 42. Ra7 a4 43. f5 Rb1 44. Kh4 Kc5 45. f6 Rf1 46. g5 Kb4 47. f7 a3 48. g6 Rh1+ 49. Kg5 Rg1+ 50. Kh6 Rf1 51. Kg7 Kc3 52. Rxa3+ 1-0

[Event "Titled Tuesday intern op 26th Sep Late"]
[Site "Chess.com INT"]
[Date "2023.09.26"]
[Round "3"]
[White "Karas, Marek"]
[Black "Baltag, Iulian"]
[Result "1-0"]
[ECO "D24"]
[WhiteElo "2208"]
[BlackElo "2416"]
[PlyCount "61"]
[EventDate "2023.09.26"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 e6 3. c4 d5 4. Nc3 dxc4 5. e4 b5 6. e5 Nd5 7. Nxb5 Nb6 8. Be2 Nc6 9. 0-0 Be7 10. Be3 Bb7 11. Qc2 Nb4 12. Qd2 Qd7 13. Nc3 0-0-0 14. a3 Nc6 15. Rfd1 Na5 16. Qc2 f6 17. exf6 gxf6 18. Bf4 Rhg8 19. Bg3 Bd6 20. Ne4 Be7 21. Nc5 Qd5 22. Nxb7 Nxb7 23. Rac1 Na5 24. Qxh7 Nb3 25. Qxe7 Nxc1 26. Rxc1 Rd7 27. Qc5 Qxc5 28. dxc5 Na4 29. Bxc4 Nxc5 30. b4 Nd3 31. Rc3 1-0

[Event "Titled Tuesday intern op 26th Sep Late"]
[Site "Chess.com INT"]
[Date "2023.09.26"]
[Round "7"]
[White "Karas, Marek"]
[Black "Jaskolka, Tomasz"]
[Result "0-1"]
[ECO "D08"]
[WhiteElo "2208"]
[BlackElo "2228"]
[PlyCount "30"]
[EventDate "2023.09.26"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. d4 d5 2. c4 e5 3. dxe5 d4 4. Nf3 Nc6 5. a3 a5 6. e3 Bc5 7. exd4 Bxd4 8. Nxd4 Qxd4 9. Qxd4 Nxd4 10. Bd3 Nb3 11. Nd2 Nxa1 12. a4 Ne7 13. b3 Bf5 14. Bxf5 Nxf5 15. Kd1 0-0-0 0-1

[Event "Titled Tuesday intern op 26th Sep Late"]
[Site "Chess.com INT"]
[Date "2023.09.26"]
[Round "2"]
[White "Karas, Marek"]
[Black "Korchagina, Alena"]
[Result "1-0"]
[ECO "C47"]
[WhiteElo "2208"]
[BlackElo "2076"]
[PlyCount "161"]
[EventDate "2023.09.26"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Nc3 Nf6 4. d4 exd4 5. Nxd4 Bb4 6. Nxc6 bxc6 7. Bd3 d5 8. exd5 cxd5 9. 0-0 0-0 10. Bg5 Be7 11. h3 h6 12. Bf4 Be6 13. Qf3 c6 14. Rad1 Qb6 15. b3 Rae8 16. Rfe1 Qa5 17. Be5 Nd7 18. Na4 Nxe5 19. Rxe5 Qc7 20. Rde1 Bf6 21. R5e2 Qd6 22. Bf5 Bd7 23. Bxd7 Qxd7 24. Nc5 Qc8 25. Nd3 Re6 26. Nf4 Rxe2 27. Rxe2 Re8 28. Nd3 Bd4 29. g4 Qd8 30. Kg2 Kf8 31. Nf4 Rxe2 32. Nxe2 Bb6 33. Nf4 Qf6 34. Nd3 Qe6 35. Qf4 Kg8 36. Qe5 Qxe5 37. Nxe5 c5 38. c4 f6 39. Nd3 dxc4 40. bxc4 Kf7 41. Kf3 Ke6 42. Ke4 g5 43. f4 a6 44. f5+ Kd6 45. Nc1 Ba5 46. Ne2 Bb6 47. Nc3 Bd8 48. Nd5 Kc6 49. Ne3 Kd6 50. Nf1 Kc6 51. Ng3 Kd6 52. Nh5 Kc6 53. Ng7 Be7 54. Ne6 Kd6 55. a3 Kc6 56. Ng7 Kd6 57. Nh5 Kc6 58. Ng3 Kd6 59. Ne2 Kc6 60. Nc1 Bd8 61. Nd3 Kd6 62. Kf3 Be7 63. Ke2 Kc6 64. Kd1 Kd6 65. Kc2 Kc6 66. Kb3 Kb6 67. Ka4 Bd6 68. Nf2 Be7 69. Ne4 Bd8 70. Nc3 Kc6 71. Nd5 Kd6 72. Kb3 Ke5 73. Kc3 Ke4 74. a4 Kf3 75. Kd3 Kg3 76. Ke3 Kxh3 77. Kf3 Kh4 78. Ne3 Kh3 79. Ng2 Bc7 80. Ne3 Bd8 81. Nd5 1-0

[Event "Titled Tuesday intern op 26th Sep Late"]
[Site "Chess.com INT"]
[Date "2023.09.26"]
[Round "9"]
[White "Karas, Marek"]
[Black "Romanchuk, Viktor"]
[Result "0-1"]
[ECO "E04"]
[WhiteElo "2208"]
[BlackElo "2266"]
[PlyCount "74"]
[EventDate "2023.09.26"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 Nf6 3. c4 c6 4. Nc3 e6 5. g3 dxc4 6. Bg2 b5 7. 0-0 Bb7 8. e4 a6 9. e5 Nd5 10. Ng5 Nxc3 11. bxc3 h6 12. Qh5 g6 13. Qh3 Nd7 14. Nxe6 fxe6 15. Qxe6+ Qe7 16. Qxg6+ Qf7 17. Qe4 Qe7 18. f4 Nb6 19. f5 0-0-0 20. Bh3 Kb8 21. f6 Qc7 22. e6 c5 23. Qf5 Qc6 24. Bf4+ Bd6 25. d5 Nxd5 26. Bg2 Bxf4 27. Rxf4 Qd6 28. e7 Nxe7 29. fxe7 Qxe7 30. Bxb7 Kxb7 31. Qf7 Rd7 32. Qxe7 Rxe7 33. Rb1 Rhe8 34. Kg2 Kc6 35. Rf2 Re2 36. Rbf1 b4 37. Rc1 Kb5 0-1

[Event "Titled Tuesday intern op 26th Sep Late"]
[Site "Chess.com INT"]
[Date "2023.09.26"]
[Round "4"]
[White "Maatman, Nick"]
[Black "Karas, Marek"]
[Result "1/2-1/2"]
[ECO "C08"]
[WhiteElo "2387"]
[BlackElo "2208"]
[PlyCount "76"]
[EventDate "2023.09.26"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nd2 a6 4. Ngf3 c5 5. exd5 exd5 6. Be2 Nf6 7. 0-0 Be7 8. dxc5 Bxc5 9. Nb3 Bb6 10. Bg5 0-0 11. c3 Be6 12. Nfd4 Nc6 13. Bf3 h6 14. Bh4 g5 15. Bg3 Ne4 16. Bxe4 dxe4 17. Nxe6 Qxd1 18. Raxd1 fxe6 19. Rfe1 Rad8 20. Rxd8 Rxd8 21. Kf1 e3 22. fxe3 Ne7 23. Ke2 Nf5 24. Bf2 Nd6 25. Rd1 Nc4 26. Rb1 e5 27. e4 Bxf2 28. Kxf2 Nd2 29. Nxd2 Rxd2+ 30. Kf3 Rc2 31. h3 Kg7 32. a4 Kf6 33. a5 h5 34. g3 Ke6 35. Ke3 Rh2 36. Kf3 Rc2 37. Ke3 Rg2 38. Kf3 Rc2 1/2-1/2

[Event "Titled Tuesday intern op 26th Sep Late"]
[Site "Chess.com INT"]
[Date "2023.09.26"]
[Round "1"]
[White "Remizov, Yaroslav"]
[Black "Karas, Marek"]
[Result "1-0"]
[ECO "A14"]
[WhiteElo "2440"]
[BlackElo "2208"]
[PlyCount "133"]
[EventDate "2023.09.26"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. Nf3 Nf6 2. c4 e6 3. g3 b6 4. Bg2 Bb7 5. b3 c5 6. Bb2 Be7 7. 0-0 0-0 8. Nc3 d5 9. e3 Nc6 10. cxd5 Nxd5 11. Nxd5 Qxd5 12. d4 Qh5 13. Ne5 Qxd1 14. Rfxd1 Nxe5 15. Bxb7 Rab8 16. Bg2 cxd4 17. Bxd4 Bf6 18. h3 Rfd8 19. Rac1 Rd7 20. f4 Ng6 21. Bxf6 Rxd1+ 22. Rxd1 gxf6 23. Rd7 a5 24. Bf1 Rc8 25. Rb7 Rc6 26. Bb5 Rd6 27. Be8 Nh8 28. Kf2 Rd2+ 29. Kf3 Rxa2 30. Rxb6 Kf8 31. Ba4 Rd2 32. Rb8+ Kg7 33. Ra8 Rd5 34. h4 Ng6 35. Rb8 Ne7 36. g4 Rc5 37. Rb7 Kf8 38. Rb8+ Kg7 39. Rb5 Rxb5 40. Bxb5 f5 41. g5 Nd5 42. h5 h6 43. Bc4 Nc3 44. Bd3 Nd5 45. e4 fxe4+ 46. Bxe4 Nc7 47. Bc6 Na6 48. Ke3 Nc5 49. Ba4 e5 50. gxh6+ Kxh6 51. fxe5 Kxh5 52. Kd4 Ne6+ 53. Kc4 Kg5 54. Kd5 Kg6 55. Be8 Kg7 56. Bd7 Nf4+ 57. Kc5 Ng6 58. Kd6 Kf8 59. Bf5 Nh4 60. Be4 Kg7 61. e6 fxe6 62. Kxe6 Kh6 63. Kf6 Kh5 64. Ke5 Kg4 65. Kd4 Kf4 66. Kd5 Ke3 67. Ke5 1-0

[Event "Titled Tuesday intern op 26th Sep Late"]
[Site "Chess.com INT"]
[Date "2023.09.26"]
[Round "11"]
[White "Zampronha, Wladimir Camilo"]
[Black "Karas, Marek"]
[Result "1-0"]
[ECO "B35"]
[WhiteElo "2170"]
[BlackElo "2208"]
[PlyCount "47"]
[EventDate "2023.09.26"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 g6 5. Nc3 Bg7 6. Be3 Nf6 7. Bc4 Qa5 8. 0-0 d6 9. Bb3 0-0 10. h3 Bd7 11. f4 Nxd4 12. Bxd4 Bc6 13. Qd3 Nd7 14. Bxg7 Kxg7 15. Rae1 Qc5+ 16. Kh1 b5 17. Bd5 b4 18. Bxc6 Qxc6 19. Qd4+ Kg8 20. Qxb4 a5 21. Qd4 Rab8 22. Re2 Rb4 23. Nd5 Qb7 24. Nxe7# 1-0

[Event "Prague Mencik Memorial 6th"]
[Site "Prague"]
[Date "2023.09.24"]
[Round "1"]
[White "Hrbek, Tomas"]
[Black "Karas, Marek"]
[Result "0-1"]
[ECO "A57"]
[WhiteElo "1797"]
[BlackElo "2183"]
[PlyCount "88"]
[EventDate "2023.09.24"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "CZE"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 c5 3. d5 b5 4. Qc2 e6 5. e4 bxc4 6. Bxc4 exd5 7. exd5 d6 8. Nc3 Be7 9. Nge2 0-0 10. 0-0 Nbd7 11. a3 Nb6 12. Ba2 Bb7 13. Rd1 Re8 14. Be3 Qd7 15. h3 h6 16. Ng3 Bf8 17. Rd2 g6 18. Rad1 Bg7 19. Nge2 Ba6 20. Nf4 Nc4 21. Bxc4 Bxc4 22. Na2 Bxa2 23. b3 Bxb3 24. Qxb3 Rab8 25. Qc2 Ne4 26. Rd3 Rb2 27. Qc4 Qb5 28. Qc1 c4 29. Rd4 Bxd4 30. Bxd4 Rb8 31. Nxg6 Kh7 32. Qf4 Qe8 33. Nf8+ Qxf8 34. Qxe4+ f5 35. Qe6 R2b7 36. Re1 Rf7 37. h4 Rbb7 38. h5 Qg8 39. Qxd6 Qg4 40. Qd8 Qxd4 41. d6 Qf6 42. Qe8 c3 43. Re6 Rb1+ 44. Re1 c2 0-1

[Event "Prague Mencik Memorial 6th"]
[Site "Prague"]
[Date "2023.09.24"]
[Round "8"]
[White "Karas, Marek"]
[Black "Benes, Petr"]
[Result "1-0"]
[ECO "B01"]
[WhiteElo "2183"]
[BlackElo "2018"]
[PlyCount "85"]
[EventDate "2023.09.24"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "CZE"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e4 d5 2. exd5 Nf6 3. d4 Nxd5 4. c4 Nf6 5. Nf3 g6 6. h3 Bg7 7. Nc3 0-0 8. Be2 c6 9. 0-0 Na6 10. Be3 Bf5 11. Qd2 Ne4 12. Nxe4 Bxe4 13. Rad1 Nc7 14. Bh6 Ne6 15. Bxg7 Nxg7 16. Qf4 Bf5 17. Qh6 f6 18. Rfe1 g5 19. h4 g4 20. Nh2 Qd7 21. d5 c5 22. Qe3 b6 23. Nf1 Bg6 24. Qf4 h5 25. Ng3 Kf7 26. Bd3 Bxd3 27. Rxd3 Qd6 28. Qe4 Rad8 29. Rde3 Rd7 30. Nf5 Nxf5 31. Qxf5 Rh8 32. Re6 Qb8 33. Rxf6+ exf6 34. Qxd7+ Kg6 35. Re7 Rg8 36. d6 g3 37. fxg3 Qf8 38. Qe6 Rh8 39. d7 Qh6 40. Qf7+ Kf5 41. Qd5+ Kg6 42. Qe4+ f5 43. Qe6# 1-0

[Event "Prague Mencik Memorial 6th"]
[Site "Prague"]
[Date "2023.09.24"]
[Round "4"]
[White "Karas, Marek"]
[Black "Filindash, Nikita"]
[Result "0-1"]
[ECO "A00"]
[WhiteElo "2183"]
[BlackElo "1902"]
[PlyCount "74"]
[EventDate "2023.09.24"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "CZE"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. a3 d5 2. Nf3 c5 3. e3 Bg4 4. b4 e6 5. c4 cxb4 6. axb4 Nc6 7. cxd5 Qxd5 8. Nc3 Qf5 9. Bb5 Bxf3 10. gxf3 Nge7 11. d4 Nd5 12. Bxc6+ bxc6 13. Nxd5 Qxd5 14. Bd2 Rb8 15. Rxa7 Bd6 16. 0-0 Bxh2+ 17. Kh1 Bd6 18. Rg1 0-0 19. Ra5 Qc4 20. Rag5 g6 21. Qc1 Qxc1 22. Rxc1 Bxb4 23. Bxb4 Rxb4 24. Rxc6 Rfb8 25. Rc2 Rb1+ 26. Kg2 Rd1 27. Ra5 Rbb1 28. f4 Rb8 29. Ra7 Rdb1 30. Rcc7 Rf8 31. Kf3 h5 32. Re7 h4 33. Kg4 Rh1 34. Ra2 Kg7 35. Kf3 Rg1 36. Rea7 h3 37. d5 h2 0-1

[Event "Prague Mencik Memorial 6th"]
[Site "Prague"]
[Date "2023.09.24"]
[Round "2"]
[White "Karas, Marek"]
[Black "Groh, Jiri"]
[Result "1/2-1/2"]
[ECO "D45"]
[WhiteElo "2183"]
[BlackElo "1925"]
[PlyCount "86"]
[EventDate "2023.09.24"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "CZE"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Nc3 c6 5. e3 Be7 6. Bd3 dxc4 7. Bxc4 b5 8. Bd3 a6 9. 0-0 Nbd7 10. e4 b4 11. Na4 Bb7 12. e5 Nd5 13. Qe2 Qa5 14. b3 c5 15. dxc5 Nxc5 16. Nxc5 Qxc5 17. Bd2 Nc3 18. Bxc3 bxc3 19. Be4 Bxe4 20. Qxe4 0-0 21. Rac1 Rfd8 22. Rc2 Qb4 23. Qxb4 Bxb4 24. a3 Bxa3 25. Rxc3 Rac8 26. Rxc8 Rxc8 27. h4 Rb8 28. Rd1 Rxb3 29. Rd8+ Bf8 30. Ra8 Rb6 31. Ng5 f6 32. exf6 gxf6 33. Ne4 Kf7 34. Ra7+ Be7 35. Nc5 Rb5 36. Nxa6 Ra5 37. Ra8 e5 38. g3 f5 39. Kg2 e4 40. Ra7 h5 41. Ra8 Ra2 42. Ra7 e3 43. Kf3 e2 1/2-1/2

[Event "Prague Mencik Memorial 6th"]
[Site "Prague"]
[Date "2023.09.24"]
[Round "9"]
[White "Svadlenka, Dominik"]
[Black "Karas, Marek"]
[Result "0-1"]
[ECO "E06"]
[WhiteElo "1588"]
[BlackElo "2183"]
[PlyCount "63"]
[EventDate "2023.09.24"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "CZE"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nf3 Nf6 4. g3 Be7 5. Bg2 0-0 6. 0-0 b6 7. cxd5 exd5 8. Bf4 Bd6 9. Ne5 Bb7 10. Nc3 a6 11. Qb3 Be7 12. Rac1 c6 13. Na4 b5 14. Nc5 Bxc5 15. Rxc5 Nbd7 16. Rc2 Nxe5 17. Bxe5 Nh5 18. Qf3 g6 19. g4 Ng7 20. Bf6 Qd6 21. Rfc1 Rfe8 22. Be5 Qe6 23. Bh3 g5 24. Bg2 Rf8 25. Bf6 h6 26. Rc3 Ne8 27. Be5 f6 28. Bg3 Nd6 29. Bxd6 Qxd6 30. Qf5 Kg7 31. e4 Rf7 32. exd5 0-1

[Event "Prague Mencik Memorial 6th"]
[Site "Prague"]
[Date "2023.09.24"]
[Round "7"]
[White "Vranova, Zdenka"]
[Black "Karas, Marek"]
[Result "0-1"]
[ECO "B30"]
[WhiteElo "1837"]
[BlackElo "2183"]
[PlyCount "98"]
[EventDate "2023.09.24"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "CZE"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. Bc4 e6 4. 0-0 Nge7 5. d4 cxd4 6. Nxd4 a6 7. a3 b5 8. Ba2 Nxd4 9. Qxd4 Nc6 10. Qd3 Bb7 11. Bf4 Be7 12. Nd2 0-0 13. c3 d6 14. Rad1 Ne5 15. Qc2 Qc7 16. h3 a5 17. Bb1 Rac8 18. Qb3 Ba6 19. Rfe1 Rfd8 20. Bxe5 dxe5 21. Nf3 Bf6 22. a4 Qc4 23. Qxc4 bxc4 24. Bc2 Kf8 25. Rxd8+ Rxd8 26. Rd1 Rb8 27. Rb1 Ke7 28. Kf1 Kd6 29. Ke2 g5 30. g4 h6 31. Kd2 Bd8 32. Ke1 f6 33. Nd2 Bc7 34. Bd1 Kc5 35. Be2 h5 36. b4+ axb4 37. cxb4+ Rxb4 38. Rxb4 Kxb4 39. Bd1 hxg4 40. hxg4 c3 41. Nf1 Bb6 42. Bc2 Bc4 43. Ng3 Bb3 44. Kd1 Ka3 45. Nh5 Bxf2 46. Nxf6 Kb2 47. Bxb3 Kxb3 48. Nd7 c2+ 49. Ke2 c1Q 0-1

[Event "Titled Tuesday intern op 19th Sep Early"]
[Site "Chess.com INT"]
[Date "2023.09.19"]
[Round "11"]
[White "Aghasiyev, Kamal"]
[Black "Karas, Marek"]
[Result "1-0"]
[ECO "A57"]
[WhiteElo "2441"]
[BlackElo "2208"]
[PlyCount "97"]
[EventDate "2023.09.19"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 c5 3. d5 b5 4. Qc2 bxc4 5. e4 e6 6. Nc3 exd5 7. exd5 d6 8. Bxc4 Nbd7 9. Nf3 Be7 10. 0-0 0-0 11. h3 Nb6 12. b3 Nxc4 13. bxc4 Ba6 14. Qa4 Bc8 15. Re1 Bd7 16. Qc2 Re8 17. Bf4 h6 18. Nd2 Bf8 19. Qd3 Nh5 20. Bh2 Qh4 21. Nde4 Bf5 22. g4 Bxe4 23. Nxe4 Rxe4 24. Rxe4 Nf6 25. Re3 h5 26. Bg3 Qxh3 27. Bxd6 Qxg4+ 28. Rg3 Qe4 29. Bxf8 Qxd3 30. Rxd3 Kxf8 31. Rb1 Rd8 32. Rb5 Nd7 33. Ra5 Ne5 34. Rc3 Rc8 35. Rxa7 g5 36. a4 g4 37. a5 Kg7 38. a6 Kf6 39. Rb7 Nf3+ 40. Kf1 Nd2+ 41. Kg2 Ne4 42. Ra3 Nd6 43. Rb6 Ke5 44. Ra4 Ra8 45. a7 Nc8 46. Rb7 f5 47. f3 h4 48. fxg4 fxg4 49. Ra6 1-0

[Event "Titled Tuesday intern op 19th Sep Early"]
[Site "Chess.com INT"]
[Date "2023.09.19"]
[Round "8"]
[White "Budrewicz, Krzysztof"]
[Black "Karas, Marek"]
[Result "1/2-1/2"]
[ECO "A57"]
[WhiteElo "2184"]
[BlackElo "2208"]
[PlyCount "102"]
[EventDate "2023.09.19"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 c5 3. d5 b5 4. Nf3 g6 5. Qc2 bxc4 6. e4 d6 7. Bxc4 Bg7 8. 0-0 0-0 9. Re1 Nfd7 10. Bf4 Na6 11. Nc3 Nb4 12. Qe2 Qb6 13. Rac1 Ba6 14. a3 Bxc4 15. Qxc4 Na6 16. e5 dxe5 17. Nxe5 Nxe5 18. Bxe5 Bxe5 19. Rxe5 Rfe8 20. Rce1 Qxb2 21. h4 Qxa3 22. h5 Qb4 23. Qd3 Qd4 24. Qf3 Nb4 25. Nb5 Qd3 26. Rxe7 Rxe7 27. Rxe7 Qxf3 28. gxf3 Nxd5 29. Re5 Nf4 30. h6 Ne6 31. Re3 a5 32. Ra3 Nd4 33. Nc7 Rc8 34. Nd5 Nf5 35. Rxa5 c4 36. Nb6 Rf8 37. Nxc4 Nxh6 38. Ne3 Kg7 39. Ra7 Ng8 40. Ng4 h5 41. Ne5 Nh6 42. Kg2 Re8 43. f4 Rb8 44. Nf3 Rb4 45. Ng5 Rb5 46. Kf3 Rf5 47. Kg3 Ng4 48. Ne6+ Kf6 49. Ng5 Kg7 50. Ne6+ Kf6 51. Ng5 Kg7 1/2-1/2

[Event "Titled Tuesday intern op 19th Sep Early"]
[Site "Chess.com INT"]
[Date "2023.09.19"]
[Round "9"]
[White "Czerw, Dawid"]
[Black "Karas, Marek"]
[Result "0-1"]
[ECO "C14"]
[WhiteElo "2400"]
[BlackElo "2208"]
[PlyCount "132"]
[EventDate "2023.09.19"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nc3 Nf6 4. Bg5 Be7 5. e5 Nfd7 6. h4 h6 7. Qh5 a6 8. 0-0-0 c5 9. Nxd5 exd5 10. e6 0-0 11. Bxe7 Qxe7 12. exd7 Nxd7 13. Qxd5 cxd4 14. Qxd4 Nf6 15. Bd3 Be6 16. Kb1 Rfd8 17. Qe3 Nd5 18. Qe4 Nf6 19. Qe2 Qb4 20. Nf3 Nd5 21. Ka1 Nc3 22. Qe1 Qa4 23. a3 Nxd1 24. Qxd1 Bf5 25. Qe2 Bxd3 26. cxd3 Re8 27. Qd2 Rad8 28. Rc1 Re7 29. d4 Qd7 30. Qf4 Qd6 31. Qd2 Rc7 32. Re1 Qd5 33. Ne5 Qb3 34. Qf4 Rc2 35. Rb1 Qd5 36. Qf5 Rc7 37. g4 f6 38. Nf3 Qxf5 39. gxf5 Rc2 40. Rf1 Re8 41. h5 Ree2 42. Nh4 Rxb2 43. Ng6 Ra2+ 44. Kb1 Reb2+ 45. Kc1 Ra1+ 46. Kxb2 Rxf1 47. Kc3 Kf7 48. d5 Ke8 49. Kc4 Kd7 50. Kc5 Rxf2 51. Nf8+ Kc8 52. Ne6 Rxf5 53. Nxg7 Rg5 54. Ne8 Rxh5 55. Kd6 Rh1 56. Nxf6 h5 57. Ke6 h4 58. d6 Re1+ 59. Kd5 h3 60. Ng4 Rd1+ 61. Ke6 Rd4 62. Nh2 Rd2 63. Nf3 h2 64. d7+ Kd8 65. Ne5 Rxd7 66. Nxd7 h1Q 0-1

[Event "Titled Tuesday intern op 19th Sep Late"]
[Site "Chess.com INT"]
[Date "2023.09.19"]
[Round "2"]
[White "Karas, Marek"]
[Black "Bolourchifard, Farzad"]
[Result "1-0"]
[ECO "E06"]
[WhiteElo "2208"]
[BlackElo "2292"]
[PlyCount "111"]
[EventDate "2023.09.19"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 e6 3. c4 d5 4. Nc3 Be7 5. g3 0-0 6. Bg2 c6 7. Qd3 Nbd7 8. e4 dxe4 9. Nxe4 Nxe4 10. Qxe4 Bb4+ 11. Bd2 Bxd2+ 12. Nxd2 Qa5 13. Qe2 Qb6 14. Nf3 Qb4+ 15. Kf1 b6 16. a3 Qb3 17. Rc1 Ba6 18. Qc2 Qxc2 19. Rxc2 Rfd8 20. Ke2 Rac8 21. Rhc1 f6 22. Ke1 Kf7 23. Bf1 c5 24. dxc5 Nxc5 25. Rd1 e5 26. Rxd8 Rxd8 27. Rd2 Rxd2 28. Nxd2 f5 29. b4 Ne6 30. Bd3 g6 31. Bb1 Nd4 32. Ba2 Kf6 33. h4 Nc2+ 34. Ke2 Nxa3 35. Kd3 b5 36. c5 h6 37. Kc3 g5 38. hxg5+ hxg5 39. Kb2 Nc4+ 40. Nxc4 bxc4 41. Kc3 e4 42. Bxc4 Bc8 43. Kd4 Bb7 44. b5 f4 45. gxf4 gxf4 46. c6 Bc8 47. Kxe4 Kg5 48. Ke5 f3 49. Be6 Bxe6 50. Kxe6 Kh4 51. c7 Kh3 52. c8Q Kg2 53. Qc2 Kf1 54. Qd2 Kg2 55. Qe3 Kf1 56. Qxf3 1-0

[Event "Titled Tuesday intern op 19th Sep Early"]
[Site "Chess.com INT"]
[Date "2023.09.19"]
[Round "7"]
[White "Karas, Marek"]
[Black "Goncharov, Vladimir"]
[Result "1/2-1/2"]
[ECO "E12"]
[WhiteElo "2208"]
[BlackElo "2077"]
[PlyCount "268"]
[EventDate "2023.09.19"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 e6 3. c4 b6 4. a3 Bb7 5. Nc3 Be7 6. d5 exd5 7. cxd5 0-0 8. e4 Re8 9. Bd3 d6 10. 0-0 Nbd7 11. h3 Bf8 12. Bf4 Nc5 13. Re1 Nxd3 14. Qxd3 c6 15. dxc6 Bxc6 16. Rad1 Qc8 17. Bxd6 Bxd6 18. Qxd6 Nxe4 19. Nxe4 Bxe4 20. Qf4 Bg6 21. Rxe8+ Qxe8 22. Re1 Qb5 23. Qe5 Qxe5 24. Rxe5 Kf8 25. Re2 Rd8 26. Rd2 Rxd2 27. Nxd2 Ke7 28. f4 Kd6 29. Kf2 f6 30. Ke3 Kc5 31. g4 Bc2 32. Nf1 a5 33. Ng3 Kc4 34. Kd2 Kb3 35. Kc1 Bg6 36. f5 Be8 37. Ne4 Bc6 38. Nd2+ Ka4 39. Nc4 Kb5 40. Ne3 Kc5 41. Kd2 Kd4 42. b4 axb4 43. axb4 Ke4 44. Nc4 b5 45. Nd6+ Kf3 46. Kd3 Kg3 47. Ke3 Kxh3 48. Kf4 h6 49. Nc8 Kh4 50. Ne7 Be8 51. Nd5 h5 52. gxh5 Kxh5 53. Nc7 Bc6 54. Ne6 Kh6 55. Nd4 Bd7 56. Nb3 g5+ 57. fxg6 Kxg6 58. Nc5 Bc8 59. Ne4 Bh3 60. Nd6 Bd7 61. Ne4 Kf7 62. Nc5 Bc8 63. Ke4 Ke7 64. Kd4 Bh3 65. Ne4 Bf1 66. Ng3 Bc4 67. Ke4 Ke6 68. Nh5 Bb3 69. Nf4+ Kf7 70. Kf5 Bc2+ 71. Kg4 Be4 72. Kg3 Ke7 73. Kf2 Kd6 74. Ke3 Ke5 75. Ne2 Bd5 76. Nf4 Bc4 77. Ng6+ Kd5 78. Nf4+ Kd6 79. Kd4 f5 80. Ng6 Ke6 81. Nf4+ Kf6 82. Ng2 Kg5 83. Ke5 Kg4 84. Ne3+ Kf3 85. Nxf5 Ke2 86. Kd4 Kd2 87. Kc5 Kc3 88. Nd6 Bf1 89. Nxb5+ Kb3 90. Nd4+ Ka4 91. Nf3 Be2 92. Ne5 Bf1 93. Nc4 Bg2 94. b5 Bf3 95. b6 Bg2 96. Ne5 Ka5 97. Nc6+ Ka6 98. Nd4 Kb7 99. Nf5 Kb8 100. Nd6 Bf3 101. Nc4 Bg2 102. Ne5 Bh1 103. Kb5 Kb7 104. Nc4 Bg2 105. Nd6+ Kb8 106. Ka6 Bf1+ 107. Ka5 Bg2 108. Kb4 Bf1 109. Kc5 Bg2 110. Nf5 Bh1 111. Ne3 Bf3 112. Nc4 Bg2 113. Ne5 Bh1 114. Kb5 Kb7 115. Nd3 Bg2 116. Nc5+ Kb8 117. Ka6 Bf1+ 118. Ka5 Bg2 119. Kb4 Bf3 120. Kb5 Bg2 121. Nd7+ Kb7 122. Ne5 Kb8 123. Ng4 Kb7 124. Ne3 Bc6+ 125. Kc5 Bf3 126. Nf5 Bg2 127. Nd6+ Kb8 128. Nc4 Kb7 129. Ne3 Bf3 130. Kb5 Kb8 131. Ka6 Be2+ 132. Ka5 Kb7 133. Nc4 Bxc4 134. Kb4 Kxb6 1/2-1/2

[Event "Titled Tuesday intern op 19th Sep Early"]
[Site "Chess.com INT"]
[Date "2023.09.19"]
[Round "1"]
[White "Karas, Marek"]
[Black "Grieve, Harry"]
[Result "0-1"]
[ECO "A07"]
[WhiteElo "2208"]
[BlackElo "2455"]
[PlyCount "120"]
[EventDate "2023.09.19"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. Nf3 d5 2. g3 Nc6 3. Bg2 e5 4. d3 Bg4 5. Nbd2 Qd7 6. h3 Bh5 7. e4 dxe4 8. dxe4 Nf6 9. c3 a5 10. Qc2 Bc5 11. 0-0 0-0 12. Kh2 Rad8 13. Nc4 Qe6 14. Ne3 Bg6 15. Nf5 Nxe4 16. Qxe4 Bxf5 17. Qa4 Bd3 18. Ng5 Qg6 19. Be4 Bxe4 20. Qxe4 Qxe4 21. Nxe4 Bb6 22. g4 Ne7 23. b3 f5 24. gxf5 Nxf5 25. Ba3 Nd6 26. Bxd6 cxd6 27. c4 d5 28. cxd5 Rxd5 29. Rad1 Bd4 30. f3 h6 31. Kg2 b6 32. Rc1 Rf7 33. Rc8+ Kh7 34. Rfc1 Be3 35. R1c7 Rxc7 36. Rxc7 Kg6 37. Rc6+ Kf7 38. Rc7+ Kf8 39. Rc8+ Ke7 40. Rc7+ Rd7 41. Rxd7+ Kxd7 42. Kf1 Bd4 43. Ke2 Ke6 44. a4 Kf5 45. Ng3+ Kg5 46. Kf1 g6 47. Ne2 Bb2 48. Kf2 Kf5 49. Ng3+ Kf4 50. Ne2+ Kf5 51. Ng3+ Kg5 52. Ne4+ Kf4 53. Nf6 Bd4+ 54. Kg2 Ke3 55. Ng4+ Kd3 56. Nxh6 Kc3 57. Nf7 Kxb3 58. Nh8 Kxa4 59. Nxg6 b5 60. Ne7 b4 0-1

