[Event "RSA-ch"]
[Site "Cape Town"]
[Date "2024.04.02"]
[Round "11"]
[White "Karsten, Jan"]
[Black "Klaasen, Calvin Jong"]
[Result "1-0"]
[ECO "C92"]
[WhiteElo "2323"]
[BlackElo "2155"]
[PlyCount "71"]
[EventDate "2024.03.25"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "RSA"]
[SourceTitle "CB14_2024"]
[SourceDate "2024.04.01"]
[SourceVersion "1"]
[SourceVersionDate "2024.04.01"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. 0-0 Be7 6. Re1 b5 7. Bb3 d6 8. c3 0-0 9. h3 Bb7 10. d4 Re8 11. Ng5 Rf8 12. Nf3 Re8 13. Nbd2 Bf8 14. Bc2 h6 15. a4 exd4 16. cxd4 Nb4 17. Bb1 c5 18. d5 Nd7 19. Ra3 c4 20. Nd4 Qf6 21. N2f3 Nc5 22. axb5 axb5 23. Nxb5 Rxa3 24. Nxa3 Nbd3 25. Bxd3 Nxd3 26. Re3 Nxb2 27. Bxb2 Qxb2 28. Nxc4 Qa2 29. Nfd2 Qa7 30. Ra3 Qc5 31. Qb1 Rb8 32. Rb3 Qc7 33. Rb5 Ba6 34. Rxb8 Bxc4 35. Rxf8+ Kxf8 36. Qc1 1-0

[Event "RSA-ch"]
[Site "Cape Town"]
[Date "2024.04.01"]
[Round "10"]
[White "Simpson, Michael"]
[Black "Karsten, Jan"]
[Result "0-1"]
[ECO "C78"]
[WhiteElo "2093"]
[BlackElo "2323"]
[PlyCount "78"]
[EventDate "2024.03.25"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "RSA"]
[SourceTitle "CB14_2024"]
[SourceDate "2024.04.01"]
[SourceVersion "1"]
[SourceVersionDate "2024.04.01"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. 0-0 b5 6. Bb3 Bc5 7. c3 d6 8. a4 Rb8 9. d4 Bb6 10. a5 Ba7 11. h3 Bb7 12. Be3 Nxe4 13. Re1 Ne7 14. Nbd2 exd4 15. cxd4 Nxd2 16. Bxd2 h6 17. Qe2 Bxf3 18. Qxf3 0-0 19. Qe4 Re8 20. Bxh6 Qd7 21. Be3 d5 22. Qf4 Nf5 23. Bc2 Nxe3 24. fxe3 c5 25. Rf1 Qe7 26. Kh1 Rbc8 27. Qf5 g6 28. Qxd5 Kg7 29. Bb3 c4 30. Bc2 Bb8 31. Qf3 Qc7 32. Qf6+ Kg8 33. Rf4 Re6 34. Qg5 Rxe3 35. Raf1 Rce8 36. d5 Qxf4 37. Rxf4 Re1+ 38. Kh2 Rf1 39. d6 Bxd6 0-1

[Event "RSA-ch"]
[Site "Cape Town"]
[Date "2024.03.31"]
[Round "8"]
[White "Karsten, Jan"]
[Black "Barrish, Daniel"]
[Result "1/2-1/2"]
[ECO "B12"]
[WhiteElo "2323"]
[BlackElo "2218"]
[PlyCount "102"]
[EventDate "2024.03.25"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "RSA"]
[SourceTitle "CB14_2024"]
[SourceDate "2024.04.01"]
[SourceVersion "1"]
[SourceVersionDate "2024.04.01"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. e5 c5 4. dxc5 e6 5. c3 Bxc5 6. Qg4 g6 7. Nf3 Nd7 8. Bd3 Qc7 9. Qg3 Be7 10. 0-0 f6 11. Bb5 a6 12. Bxd7+ Bxd7 13. Re1 0-0-0 14. Be3 fxe5 15. Qxe5 Bf6 16. Qxc7+ Kxc7 17. Bf4+ Kc8 18. Be5 Bxe5 19. Nxe5 Nh6 20. Nd2 Rhf8 21. Ndf3 Nf7 22. Nxf7 Rxf7 23. Ng5 Re7 24. Rad1 Rde8 25. f4 e5 26. fxe5 Rxe5 27. Rxe5 Rxe5 28. Nf3 Rf5 29. Re1 Rf7 30. Ng5 Rg7 31. Re5 Bc6 32. Re3 h6 33. Nf3 Kd7 34. Nd4 Re7 35. Kf2 Rxe3 36. Kxe3 Kd6 37. Kf4 Bd7 38. h4 a5 39. g4 b6 40. Nf3 Be6 41. b3 a4 42. bxa4 Bd7 43. g5 h5 44. Ke3 Kc5 45. Ne5 Bf5 46. a3 Bc2 47. Kf4 Kd6 48. Nf7+ Ke7 49. Nh6 Ke6 50. Ng8 Bxa4 51. Nf6 Bc6 1/2-1/2

[Event "RSA-ch"]
[Site "Cape Town"]
[Date "2024.03.31"]
[Round "9"]
[White "Mnguni, Jacob Dumisani"]
[Black "Karsten, Jan"]
[Result "1/2-1/2"]
[ECO "A09"]
[WhiteElo "2134"]
[BlackElo "2323"]
[PlyCount "65"]
[EventDate "2024.03.25"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "RSA"]
[SourceTitle "CB14_2024"]
[SourceDate "2024.04.01"]
[SourceVersion "1"]
[SourceVersionDate "2024.04.01"]
[SourceQuality "1"]

1. c4 Nf6 2. g3 e6 3. Bg2 d5 4. Nf3 d4 5. 0-0 c5 6. d3 Nc6 7. e3 Bd6 8. a3 a5 9. a4 0-0 10. Na3 e5 11. Nb5 Bb8 12. e4 Kh8 13. Nh4 Ng8 14. Bd2 Ra6 15. Qe2 Nce7 16. Rae1 Bd7 17. h3 Qc8 18. Kh2 h6 19. Qh5 Nf6 20. Qd1 Nh7 21. Qe2 g5 22. Nf3 Ng6 23. Ng1 Kg7 24. Kh1 Nf6 25. Qd1 Qd8 26. Ne2 Qc8 27. Ng1 Rh8 28. b3 Qd8 29. Ne2 Qc8 30. Ng1 Ne8 31. Kh2 Qd8 32. Bf3 Nf6 33. Bg2 1/2-1/2

[Event "RSA-ch"]
[Site "Cape Town"]
[Date "2024.03.30"]
[Round "7"]
[White "Levitan, Caleb Levi"]
[Black "Karsten, Jan"]
[Result "1-0"]
[ECO "B88"]
[WhiteElo "2235"]
[BlackElo "2323"]
[PlyCount "135"]
[EventDate "2024.03.25"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "RSA"]
[SourceTitle "CB14_2024"]
[SourceDate "2024.04.01"]
[SourceVersion "1"]
[SourceVersionDate "2024.04.01"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bc4 e6 7. a4 Be7 8. Be3 0-0 9. 0-0 Nc6 10. Qe2 Qc7 11. Nxc6 Qxc6 12. Bd4 b6 13. Bxf6 Bxf6 14. Nd5 Bd8 15. Nb4 Qb7 16. Rfd1 Be7 17. c3 Ra7 18. h3 Qa8 19. Qe3 Bb7 20. Re1 Bd8 21. Bf1 Qb8 22. Rad1 Ra8 23. g3 Qc7 24. Bg2 Be7 25. Rd2 Rfd8 26. Red1 Qc5 27. Qxc5 dxc5 28. Nc2 b5 29. Ne3 Kf8 30. e5 Bxg2 31. Kxg2 Ke8 32. Rxd8+ Bxd8 33. f4 c4 34. Nc2 Rb8 35. axb5 Rxb5 36. Rb1 Ba5 37. Na3 Rb3 38. Nxc4 Bxc3 39. Ra1 Bxb2 40. Rxa6 Bd4 41. Ra2 Ke7 42. Rd2 Be3 43. Rc2 g5 44. fxg5 Bxg5 45. Nd6 Kd7 46. Nxf7 Be7 47. Nh6 Rb5 48. Re2 Bf8 49. Ng4 Ke7 50. Nh2 Bg7 51. Nf3 h5 52. Re4 Rb2+ 53. Kf1 Kf7 54. Rd4 Kg6 55. Rd7 Rb5 56. Re7 Rb6 57. Kf2 Bf8 58. Rc7 Rb2+ 59. Ke3 Bh6+ 60. Ke4 Re2+ 61. Kd4 Be3+ 62. Kd3 Bb6 63. Nh4+ Kh6 64. Nf5+ Kg6 65. Rg7+ Kxf5 66. Kxe2 Bd4 67. Rf7+ Kg5 68. h4+ 1-0

[Event "RSA-ch"]
[Site "Cape Town"]
[Date "2024.03.29"]
[Round "5"]
[White "Cawdery, Daniel"]
[Black "Karsten, Jan"]
[Result "1/2-1/2"]
[ECO "B90"]
[WhiteElo "2380"]
[BlackElo "2323"]
[PlyCount "53"]
[EventDate "2024.03.25"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "RSA"]
[SourceTitle "CB14_2024"]
[SourceDate "2024.04.01"]
[SourceVersion "1"]
[SourceVersionDate "2024.04.01"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. h3 Nc6 7. Be3 e5 8. Nb3 Be6 9. Qf3 Rc8 10. 0-0-0 Nb4 11. Kb1 h6 12. a3 Rxc3 13. axb4 Rc8 14. Bd3 Qc7 15. Qe2 d5 16. Bc5 dxe4 17. Bxe4 Bxb3 18. cxb3 Bxc5 19. bxc5 0-0 20. Bf5 Rcd8 21. Qc4 e4 22. Bxe4 Nxe4 23. Qxe4 Qxc5 24. Qc2 Qb6 25. Rxd8 Rxd8 26. Re1 Qb5 27. g3 1/2-1/2

[Event "RSA-ch"]
[Site "Cape Town"]
[Date "2024.03.29"]
[Round "6"]
[White "Karsten, Jan"]
[Black "Kobese, Watu"]
[Result "1/2-1/2"]
[ECO "C97"]
[WhiteElo "2323"]
[BlackElo "2268"]
[PlyCount "49"]
[EventDate "2024.03.25"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "RSA"]
[SourceTitle "CB14_2024"]
[SourceDate "2024.04.01"]
[SourceVersion "1"]
[SourceVersionDate "2024.04.01"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. 0-0 Be7 6. Re1 b5 7. Bb3 d6 8. c3 0-0 9. h3 Na5 10. Bc2 c5 11. d4 Qc7 12. d5 Bd7 13. b3 Rfe8 14. Be3 g6 15. Nbd2 Nh5 16. Nf1 Bf8 17. Qd2 Bg7 18. Kh2 Nf4 19. Ng3 Qd8 20. Ne2 Nxe2 21. Rxe2 Nb7 22. g4 f6 23. Ree1 Qe7 24. Rg1 Rec8 25. c4 1/2-1/2

[Event "RSA-ch"]
[Site "Cape Town"]
[Date "2024.03.28"]
[Round "4"]
[White "Karsten, Jan"]
[Black "Mfazwe, Lutho"]
[Result "1-0"]
[ECO "C42"]
[WhiteElo "2323"]
[BlackElo "1956"]
[PlyCount "45"]
[EventDate "2024.03.25"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "RSA"]
[SourceTitle "CB14_2024"]
[SourceDate "2024.04.01"]
[SourceVersion "1"]
[SourceVersionDate "2024.04.01"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nf6 3. Nxe5 d6 4. Nf3 Nxe4 5. Nc3 Nxc3 6. dxc3 Be7 7. Bf4 0-0 8. Qd2 Nd7 9. 0-0-0 Nc5 10. h4 Bf6 11. Ng5 b5 12. Bxb5 Rb8 13. Bc4 Bf5 14. f3 Rxb2 15. Kxb2 Na4+ 16. Ka3 Bxc3 17. Nxf7 Qb8 18. Nxd6+ Kh8 19. Nf7+ Kg8 20. Rb1 Qa8 21. Qd5 Nb6 22. Nh6+ Kh8 23. Qg8+ 1-0

[Event "RSA-ch"]
[Site "Cape Town"]
[Date "2024.03.27"]
[Round "3"]
[White "Mhango, Banele"]
[Black "Karsten, Jan"]
[Result "1-0"]
[ECO "D00"]
[WhiteElo "2193"]
[BlackElo "2323"]
[PlyCount "67"]
[EventDate "2024.03.25"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "RSA"]
[SourceTitle "CB14_2024"]
[SourceDate "2024.04.01"]
[SourceVersion "1"]
[SourceVersionDate "2024.04.01"]
[SourceQuality "1"]

1. d4 Nf6 2. Nc3 d5 3. Bf4 a6 4. e3 e6 5. Bd3 c5 6. dxc5 Bxc5 7. Nf3 Nbd7 8. 0-0 b5 9. Ne5 Nxe5 10. Bxe5 Bd6 11. f4 b4 12. Bxd6 Qxd6 13. Ne2 e5 14. Ng3 0-0 15. Qd2 Re8 16. Kh1 Ra7 17. a3 bxa3 18. Rxa3 exf4 19. exf4 Rae7 20. h3 h5 21. Qf2 d4 22. Ra5 g6 23. Rfa1 h4 24. Ne2 Nh5 25. Kg1 Re3 26. Rg5 Bb7 27. Raa5 Qb4 28. Rxh5 gxh5 29. Rxh5 Qd6 30. Qxh4 Be4 31. Rh8+ Kg7 32. Rxe8 Bxd3 33. Qh8+ Kg6 34. cxd3 1-0

[Event "RSA-ch"]
[Site "Cape Town"]
[Date "2024.03.26"]
[Round "2"]
[White "Karsten, Jan"]
[Black "Khumalo, Keith"]
[Result "1-0"]
[ECO "B41"]
[WhiteElo "2323"]
[BlackElo "2079"]
[PlyCount "87"]
[EventDate "2024.03.25"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "RSA"]
[SourceTitle "CB14_2024"]
[SourceDate "2024.04.01"]
[SourceVersion "1"]
[SourceVersionDate "2024.04.01"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 a6 5. c4 Nf6 6. Nc3 Qc7 7. a3 b6 8. f4 d6 9. Bd3 g6 10. 0-0 Bg7 11. Be3 Nbd7 12. Rc1 0-0 13. b4 Bb7 14. Qf3 Rae8 15. Nde2 Qb8 16. g4 d5 17. g5 dxe4 18. Nxe4 Nh5 19. c5 bxc5 20. bxc5 Bc6 21. Nf6+ Ndxf6 22. Qxc6 Nd5 23. Bd2 Qb2 24. Rc2 Qxa3 25. Qxa6 Ra8 26. Qxa3 Rxa3 27. Rf3 Rc8 28. Be4 Ra4 29. Bxd5 exd5 30. Rd3 Rc4 31. Rxc4 dxc4 32. Rd5 h6 33. Bb4 hxg5 34. fxg5 Rb8 35. Kf2 Bf8 36. c6 Rc8 37. c7 Rxc7 38. Rd8 f6 39. Rxf8+ Kg7 40. Nd4 Rb7 41. Ne6+ Kh7 42. Bc3 Rb6 43. gxf6 Rxe6 44. Rh8+ 1-0

[Event "RSA-ch"]
[Site "Cape Town"]
[Date "2024.03.25"]
[Round "1"]
[White "Mnyasta, Charlton"]
[Black "Karsten, Jan"]
[Result "1/2-1/2"]
[ECO "B90"]
[WhiteElo "2123"]
[BlackElo "2323"]
[PlyCount "141"]
[EventDate "2024.03.25"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "RSA"]
[SourceTitle "CB14_2024"]
[SourceDate "2024.04.01"]
[SourceVersion "1"]
[SourceVersionDate "2024.04.01"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. a4 e5 7. Nf3 h6 8. g3 Be7 9. Bg2 0-0 10. 0-0 Nc6 11. Re1 Qc7 12. Be3 Be6 13. Nh4 Na5 14. Nf5 Nc4 15. Bc1 Rfd8 16. Nxe7+ Qxe7 17. b3 Nb6 18. Ba3 Qc7 19. Qd2 Rac8 20. Bb4 d5 21. a5 d4 22. axb6 dxc3 23. Qc1 Qc6 24. h3 Rd4 25. Ba5 Nxe4 26. Qe3 Bd5 27. f3 Nf6 28. Rad1 Qc5 29. b4 Qc6 30. Qxe5 Rxd1 31. Rxd1 Re8 32. Qc7 Re2 33. Qxc6 Bxc6 34. Rd8+ Ne8 35. Rc8 Re6 36. f4 Bxg2 37. Kxg2 f5 38. Rxc3 Kf7 39. Rc8 Nd6 40. Rc5 Re3 41. Kf2 Re7 42. Kf3 Kf6 43. g4 g6 44. Rd5 Nc4 45. Rd4 Re3+ 46. Kf2 Re4 47. Rd7 Re7 48. Rd8 Re4 49. Rf8+ Ke7 50. Rh8 Nd6 51. Kf3 Rc4 52. Rxh6 Rc3+ 53. Ke2 fxg4 54. b5 Rxh3 55. Rxg6 Nxb5 56. Rg7+ Kd6 57. Rxb7 Nd4+ 58. Kd2 Nc6 59. Bc3 Kc5 60. f5 Rf3 61. f6 g3 62. Bb2 Na5 63. Rg7 Kxb6 64. f7 Nc4+ 65. Ke2 Rf2+ 66. Ke1 Nxb2 67. Rxg3 Rxf7 68. Rb3+ Kc5 69. Rxb2 a5 70. Kd2 Kc4 71. Rb8 1/2-1/2

[Event "Reykjavik op"]
[Site "Reykjavik"]
[Date "2024.03.21"]
[Round "9"]
[White "Karsten, Jan"]
[Black "Krzyzanowski, Marcin"]
[Result "1/2-1/2"]
[ECO "B94"]
[WhiteElo "2323"]
[BlackElo "2524"]
[PlyCount "85"]
[EventDate "2024.03.15"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ISL"]
[SourceTitle "CB13_2024"]
[SourceDate "2024.03.27"]
[SourceVersion "1"]
[SourceVersionDate "2024.03.27"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bg5 Nbd7 7. Bc4 Qb6 8. Bb3 e6 9. Bxf6 Nxf6 10. Qd2 Be7 11. 0-0-0 0-0 12. f4 Nd7 13. f5 Nc5 14. fxe6 Nxb3+ 15. axb3 fxe6 16. e5 Qa5 17. Kb1 Qxe5 18. Rhe1 Qf6 19. Qe2 Re8 20. Nxe6 Bxe6 21. Qxe6+ Qxe6 22. Rxe6 Bf8 23. Ree1 g6 24. Nd5 Bg7 25. h3 Re5 26. Rxe5 Bxe5 27. Rf1 h5 28. c3 Kg7 29. Kc2 Re8 30. Kd3 g5 31. b4 Kg6 32. g4 Bh8 33. b3 hxg4 34. hxg4 Be5 35. c4 Rh8 36. Ne7+ Kg7 37. Nf5+ Kg6 38. Ne7+ Kg7 39. Ke4 Rh2 40. Nf5+ Kg6 41. c5 Rg2 42. Kf3 Rb2 43. cxd6 1/2-1/2

[Event "Reykjavik op"]
[Site "Reykjavik"]
[Date "2024.03.20"]
[Round "8"]
[White "Honey, Luke Anthony"]
[Black "Karsten, Jan"]
[Result "0-1"]
[ECO "B53"]
[WhiteElo "1939"]
[BlackElo "2323"]
[PlyCount "80"]
[EventDate "2024.03.15"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ISL"]
[SourceTitle "CB13_2024"]
[SourceDate "2024.03.27"]
[SourceVersion "1"]
[SourceVersionDate "2024.03.27"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Qxd4 Nc6 5. Bb5 a6 6. Bxc6+ bxc6 7. Nc3 e5 8. Qc4 Ne7 9. Bg5 Be6 10. Qa4 f6 11. Be3 Kf7 12. Rd1 Qc7 13. 0-0 d5 14. Bc5 d4 15. Ne2 Nc8 16. Bxf8 Rxf8 17. c3 c5 18. cxd4 cxd4 19. Rc1 Qd7 20. Qa5 Ne7 21. Rc5 Rac8 22. Rfc1 Rxc5 23. Rxc5 Rc8 24. Nd2 Rxc5 25. Qxc5 Qa4 26. Qc2 Qxa2 27. f4 Bg4 28. Kf2 Bxe2 29. Kxe2 exf4 30. Kd3 Qe6 31. Qc5 Nc6 32. h3 g5 33. b4 h5 34. b5 axb5 35. Qxb5 Kg6 36. Qc5 Ne5+ 37. Kxd4 Qa6 38. Qd5 Qa1+ 39. Kc5 Qa5+ 40. Kd4 Qxd2+ 0-1

[Event "Reykjavik op"]
[Site "Reykjavik"]
[Date "2024.03.19"]
[Round "7"]
[White "Karsten, Jan"]
[Black "Zhu, Jiner"]
[Result "0-1"]
[ECO "A14"]
[WhiteElo "2323"]
[BlackElo "2467"]
[PlyCount "54"]
[EventDate "2024.03.15"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ISL"]
[SourceTitle "CB13_2024"]
[SourceDate "2024.03.27"]
[SourceVersion "1"]
[SourceVersionDate "2024.03.27"]
[SourceQuality "1"]

1. c4 Nf6 2. g3 e6 3. Bg2 d5 4. Nf3 Be7 5. 0-0 0-0 6. b3 d4 7. e3 c5 8. Ne5 Qc7 9. f4 Nfd7 10. exd4 cxd4 11. Nd3 Nc6 12. Ba3 Qd8 13. Qc1 a5 14. c5 e5 15. Bb2 Nb4 16. Nxb4 axb4 17. fxe5 Nxc5 18. Qc2 d3 19. Qc4 Be6 20. Qf4 Qd7 21. Rc1 Ra5 22. Bd4 Rd8 23. Bb2 Rda8 24. Qxb4 Nxb3 25. Qxb7 Qxb7 26. Bxb7 Nxc1 27. Bxa8 Ne2+ 0-1

[Event "Reykjavik op"]
[Site "Reykjavik"]
[Date "2024.03.18"]
[Round "5"]
[White "Karsten, Jan"]
[Black "Frank, Anton"]
[Result "1-0"]
[ECO "E18"]
[WhiteElo "2323"]
[BlackElo "1996"]
[PlyCount "113"]
[EventDate "2024.03.15"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ISL"]
[SourceTitle "CB13_2024"]
[SourceDate "2024.03.27"]
[SourceVersion "1"]
[SourceVersionDate "2024.03.27"]
[SourceQuality "1"]

1. c4 e6 2. g3 Nf6 3. Bg2 d5 4. Nf3 Be7 5. 0-0 0-0 6. b3 b6 7. d4 Bb7 8. Nc3 Nbd7 9. Ne5 c6 10. Bf4 Nxe5 11. dxe5 Nd7 12. cxd5 cxd5 13. h4 Nc5 14. Rc1 a6 15. Qd4 Rc8 16. Rfd1 Rc7 17. Rc2 Qc8 18. Rdc1 Ne4 19. Nxd5 Bc5 20. Qxe4 Bxd5 21. Qd3 Rd8 22. Bxd5 Rxd5 23. Qe4 Qd8 24. Kg2 h6 25. Be3 Bxe3 26. Qxe3 Rxc2 27. Rxc2 Rd1 28. Qe4 g6 29. Qb7 Qd5+ 30. Qxd5 Rxd5 31. f4 h5 32. Kf3 Rd1 33. Rc8+ Kg7 34. Ra8 a5 35. Rb8 a4 36. Rxb6 Rf1+ 37. Ke3 Rb1 38. Rb4 axb3 39. axb3 Rg1 40. Kf2 Rb1 41. Rb8 Rb2 42. b4 Rb3 43. b5 Rb1 44. b6 Rb3 45. e3 Rb1 46. Kf3 Rf1+ 47. Ke2 Rb1 48. Kd3 Rc1 49. Kd2 Rc4 50. Rd8 Rb4 51. Rd6 Kf8 52. Kc3 Rb1 53. Kc4 Ke7 54. Kc5 Rb3 55. Kc6 Rc3+ 56. Kb7 Rxe3 57. Kc7 1-0

[Event "Reykjavik op"]
[Site "Reykjavik"]
[Date "2024.03.18"]
[Round "6"]
[White "Magnusdottir, Veronika Steinunn"]
[Black "Karsten, Jan"]
[Result "0-1"]
[ECO "C55"]
[WhiteElo "1812"]
[BlackElo "2323"]
[PlyCount "64"]
[EventDate "2024.03.15"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ISL"]
[SourceTitle "CB13_2024"]
[SourceDate "2024.03.27"]
[SourceVersion "1"]
[SourceVersionDate "2024.03.27"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. d3 h6 5. c3 d6 6. 0-0 g5 7. Re1 Bg7 8. Nbd2 g4 9. Nh4 Nxe4 10. dxe4 Qxh4 11. Nf1 h5 12. Ne3 Ne7 13. Bb5+ Kf8 14. c4 Be6 15. Nd5 Bxd5 16. cxd5 c6 17. dxc6 bxc6 18. Bc4 Qf6 19. Bd2 Bh6 20. Bb4 Rd8 21. Qa4 Rd7 22. Rad1 Kg7 23. Rd3 Qg6 24. Red1 Rhd8 25. Ba5 Rc8 26. Bb4 d5 27. exd5 Nxd5 28. Bxd5 Rxd5 29. Rxd5 cxd5 30. Rxd5 Rc1+ 31. Rd1 Qb1 32. g3 Rxd1+ 0-1

[Event "Reykjavik op"]
[Site "Reykjavik"]
[Date "2024.03.17"]
[Round "4"]
[White "Heidarsson, Mikael Bjarki"]
[Black "Karsten, Jan"]
[Result "0-1"]
[ECO "D00"]
[WhiteElo "1913"]
[BlackElo "2323"]
[PlyCount "118"]
[EventDate "2024.03.15"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ISL"]
[SourceTitle "CB13_2024"]
[SourceDate "2024.03.27"]
[SourceVersion "1"]
[SourceVersionDate "2024.03.27"]
[SourceQuality "1"]

1. d4 Nf6 2. Nc3 d5 3. Bf4 g6 4. e3 Bg7 5. Nb5 Na6 6. h3 0-0 7. Nf3 Ne4 8. c4 c6 9. Nc3 Qa5 10. Qb3 Nac5 11. Qc2 Nxc3 12. Qxc3 Qb6 13. cxd5 Ne4 14. Qa3 cxd5 15. Bd3 Rd8 16. 0-0 Nd6 17. Rac1 Be6 18. b3 Bf8 19. Qc5 f6 20. Qxb6 axb6 21. a4 Ne8 22. Nd2 Rac8 23. Nb1 Bd7 24. Nc3 e6 25. Nb5 Kf7 26. g4 Bb4 27. Rfd1 Ke7 28. h4 Bxb5 29. Bxb5 Ba3 30. Ra1 Bd6 31. Bxd6+ Nxd6 32. Bd3 Rc3 33. Rab1 e5 34. dxe5 fxe5 35. Bf1 Nf7 36. Rd3 Rxd3 37. Bxd3 Rc8 38. Bf1 Rc3 39. b4 Ra3 40. Bg2 e4 41. a5 bxa5 42. bxa5 Nd6 43. Rc1 Rxa5 44. Rc7+ Kf8 45. Rxh7 Nf7 46. h5 g5 47. h6 b5 48. Rg7 Ra6 49. Bf1 Rxh6 50. Rxf7+ Kxf7 51. Bxb5 Rb6 52. Bd7 Rb3 53. Bf5 Kf6 54. Kg2 Ke5 55. Bd7 Ra3 56. Bc8 d4 57. exd4+ Kxd4 58. Bd7 Ke5 59. f3 Rxf3 0-1

[Event "Reykjavik op"]
[Site "Reykjavik"]
[Date "2024.03.16"]
[Round "3"]
[White "Karsten, Jan"]
[Black "Franco, Gaston Nicolas"]
[Result "1/2-1/2"]
[ECO "B38"]
[WhiteElo "2323"]
[BlackElo "2021"]
[PlyCount "86"]
[EventDate "2024.03.15"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ISL"]
[SourceTitle "CB13_2024"]
[SourceDate "2024.03.27"]
[SourceVersion "1"]
[SourceVersionDate "2024.03.27"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 g6 5. c4 Bg7 6. Be3 Nf6 7. Nc3 0-0 8. Be2 d6 9. 0-0 Nxd4 10. Bxd4 Bd7 11. Re1 Bc6 12. Qc2 a5 13. b3 Nd7 14. Bxg7 Kxg7 15. Rad1 Qb6 16. Qb2 Kg8 17. h4 Nc5 18. Bf3 Qb4 19. e5 dxe5 20. Rxe5 a4 21. h5 axb3 22. Bxc6 bxc6 23. h6 Qa3 24. Qxa3 Rxa3 25. Rxc5 bxa2 26. Nxa2 Rxa2 27. Rxc6 f6 28. Rc7 Kf7 29. Re1 Re8 30. f4 Ra6 31. Re2 Re6 32. Rc2 Ra8 33. c5 g5 34. fxg5 fxg5 35. c6 Ra6 36. Rc8 Rxh6 37. Kf2 Re6 38. g4 Kg7 39. Kf3 Ra3+ 40. Kf2 Ra6 41. Rc3 Ra2+ 42. Kf3 Ra6 43. c7 Rac6 1/2-1/2

[Event "Reykjavik op"]
[Site "Reykjavik"]
[Date "2024.03.16"]
[Round "2"]
[White "Sanitt, Ethan"]
[Black "Karsten, Jan"]
[Result "0-1"]
[ECO "A16"]
[WhiteElo "1914"]
[BlackElo "2323"]
[PlyCount "102"]
[EventDate "2024.03.15"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ISL"]
[SourceTitle "CB13_2024"]
[SourceDate "2024.03.27"]
[SourceVersion "1"]
[SourceVersionDate "2024.03.27"]
[SourceQuality "1"]

1. c4 Nf6 2. g3 g6 3. Nc3 Bg7 4. Bg2 0-0 5. d3 d6 6. Rb1 c6 7. e4 a6 8. a4 a5 9. Nge2 Na6 10. 0-0 e5 11. h3 Nb4 12. Bg5 h6 13. Be3 Nd7 14. d4 exd4 15. Bxd4 Nc5 16. Bxg7 Kxg7 17. Qd4+ Qf6 18. Qxf6+ Kxf6 19. Rbd1 Be6 20. Nf4 Ke7 21. Nxe6 fxe6 22. f4 Nc2 23. Rf3 e5 24. Rd2 Nd4 25. Rf1 Rf6 26. Bf3 Raf8 27. Bg4 Ndb3 28. Rdf2 exf4 29. Rxf4 Nd2 30. Rxf6 Rxf6 31. Re1 Nxc4 32. Be2 Nd2 33. Kg2 Re6 34. Bg4 Re5 35. Rd1 Ndxe4 36. Ne2 Nf6 37. Bf3 g5 38. Nd4 Ne6 39. Nb3 h5 40. Rd2 g4 41. hxg4 hxg4 42. Bd1 b6 43. Nd4 Nxd4 44. Rxd4 Rg5 45. b4 Rd5 46. Rxd5 Nxd5 47. Kf2 axb4 48. Bxg4 b3 49. Ke1 b2 50. Bf5 Kf6 51. Bh7 Nc3 0-1

[Event "Reykjavik op"]
[Site "Reykjavik"]
[Date "2024.03.15"]
[Round "1"]
[White "Karsten, Jan"]
[Black "Botez, Alexandra"]
[Result "0-1"]
[ECO "C12"]
[WhiteElo "2323"]
[BlackElo "1986"]
[PlyCount "102"]
[EventDate "2024.03.15"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ISL"]
[SourceTitle "CB13_2024"]
[SourceDate "2024.03.27"]
[SourceVersion "1"]
[SourceVersionDate "2024.03.27"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nc3 Nf6 4. Bg5 Bb4 5. e5 h6 6. Bd2 Bxc3 7. bxc3 Ne4 8. Bc1 c5 9. Ne2 Nc6 10. f3 Ng5 11. h4 Nh7 12. Ba3 Qc7 13. f4 b6 14. Qd3 Na5 15. Qg3 g6 16. dxc5 bxc5 17. Qe3 Nb7 18. c4 d4 19. Qf3 Bd7 20. Ng3 Bc6 21. Qd3 0-0-0 22. Be2 Bxg2 23. Kf2 Bc6 24. Bf3 f5 25. Rab1 g5 26. hxg5 Bxf3 27. Qxf3 hxg5 28. Rh6 gxf4 29. Nxf5 Ng5 30. Qxb7+ Qxb7 31. Nd6+ Kc7 32. Rxb7+ Kc6 33. Rxh8 Rxh8 34. Rxa7 Rh2+ 35. Kf1 f3 36. Ra6+ Kd7 37. Ra7+ Kc6 38. Nb5 Ne4 39. Rc7+ Kb6 40. Bxc5+ Nxc5 41. Rf7 Ne4 42. Kg1 Rg2+ 43. Kf1 Rxc2 44. Rxf3 Nd2+ 45. Ke2 Nxf3+ 46. Kxf3 Rxc4 47. Nd6 Ra4 48. Ke4 Kc5 49. a3 d3+ 50. Kxd3 Rxa3+ 51. Ke4 Ra4+ 0-1

[Event "Wch U16"]
[Site "Montesilvano"]
[Date "2023.11.24"]
[Round "11"]
[White "Karsten, Jan"]
[Black "Kvaloy, Aksel Bu"]
[Result "1-0"]
[ECO "B51"]
[WhiteElo "2306"]
[BlackElo "2457"]
[PlyCount "81"]
[EventDate "2023.11.13"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "ITA"]
[SourceTitle "CB48_2023"]
[SourceDate "2023.11.29"]
[SourceVersion "1"]
[SourceVersionDate "2023.11.29"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. Bb5+ Nd7 4. Ba4 Ngf6 5. 0-0 e6 6. Re1 Be7 7. c3 a6 8. d4 b5 9. Bc2 Bb7 10. Nbd2 Qc7 11. Nf1 Rc8 12. Bd3 0-0 13. Ng3 Rfe8 14. Qe2 Bf8 15. a4 c4 16. Bc2 e5 17. d5 g6 18. Bg5 h6 19. Be3 Nc5 20. Nd2 Ra8 21. Rf1 Bg7 22. f4 exf4 23. Rxf4 Nfd7 24. Rh4 Qd8 25. Rh3 Ne5 26. Rf1 Bc8 27. Nf5 gxf5 28. exf5 Ned3 29. Qh5 Qf6 30. Rg3 Rxe3 31. Rxe3 Ne5 32. h4 Bb7 33. Ne4 Nxe4 34. Bxe4 Re8 35. g4 Qd8 36. f6 Qb6 37. Rfe1 Nf3+ 38. Kh1 Rxe4 39. Rxe4 Nxe1 40. Re7 Bxd5+ 41. Qxd5 1-0

[Event "Wch U16"]
[Site "Montesilvano"]
[Date "2023.11.23"]
[Round "10"]
[White "Deuer, Marius"]
[Black "Karsten, Jan"]
[Result "0-1"]
[ECO "D78"]
[WhiteElo "2453"]
[BlackElo "2306"]
[PlyCount "94"]
[EventDate "2023.11.13"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "ITA"]
[SourceTitle "CB48_2023"]
[SourceDate "2023.11.29"]
[SourceVersion "1"]
[SourceVersionDate "2023.11.29"]
[SourceQuality "1"]

1. Nf3 Nf6 2. c4 g6 3. d4 Bg7 4. g3 c6 5. Bg2 d5 6. 0-0 0-0 7. Qb3 a5 8. cxd5 a4 9. Qd1 cxd5 10. Nc3 Ne4 11. e3 Nxc3 12. bxc3 b5 13. Ba3 Nc6 14. Nd2 Be6 15. Bc5 Qd7 16. Qe2 Rab8 17. Rfb1 Bf5 18. Rb2 Rfe8 19. Qf3 Red8 20. Bf1 e5 21. a3 Na5 22. Qd1 Rdc8 23. Rb4 Rb7 24. Ra2 Rcb8 25. Bg2 Nc6 26. Rbb2 Bd3 27. Ra1 e4 28. Bf1 Bxf1 29. Kxf1 Nd8 30. Rab1 Ne6 31. Bb4 f5 32. h4 h6 33. Kg2 Bf6 34. Qe2 Kg7 35. Rh1 Bd8 36. f4 Bc7 37. Kf2 Rh8 38. g4 Qf7 39. Rg1 Bxf4 40. exf4 Nxf4 41. Qf1 Nd3+ 42. Ke2 Nxb2 43. gxf5 Rb6 44. Qh3 Nd3 45. Qg3 Kh7 46. Nf3 exf3+ 47. Qxf3 Re8+ 0-1

[Event "Wch U16"]
[Site "Montesilvano"]
[Date "2023.11.22"]
[Round "9"]
[White "Karsten, Jan"]
[Black "Southcott Moyers, Indy"]
[Result "1-0"]
[ECO "B12"]
[WhiteElo "2306"]
[BlackElo "2041"]
[PlyCount "97"]
[EventDate "2023.11.13"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "ITA"]
[SourceTitle "CB48_2023"]
[SourceDate "2023.11.29"]
[SourceVersion "1"]
[SourceVersionDate "2023.11.29"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. e5 c5 4. Nf3 cxd4 5. Nxd4 Nc6 6. Nxc6 bxc6 7. Bd3 e6 8. Nd2 Ne7 9. Qe2 Ng6 10. Nf3 Be7 11. h4 Nf8 12. Bf4 Nd7 13. h5 h6 14. c3 Nc5 15. Bc2 Ba6 16. Qe3 Qb6 17. b4 Nd3+ 18. Bxd3 Qxe3+ 19. Bxe3 Bxd3 20. Kd2 Bc4 21. Rhb1 Kd7 22. Nd4 f6 23. Bf4 f5 24. Be3 Bd8 25. Rg1 a5 26. a3 Bb6 27. Nc2 Bxe3+ 28. Nxe3 Ba6 29. f4 axb4 30. axb4 Bb5 31. Nc2 Rhf8 32. Nd4 Bc4 33. g4 Rxa1 34. Rxa1 fxg4 35. Ra7+ Ke8 36. Nxe6 Rf7 37. Nxg7+ Kf8 38. Rxf7+ Kxf7 39. Nf5 Ke6 40. Nxh6 g3 41. Ke3 g2 42. Kf2 Be2 43. Kxg2 Bxh5 44. Kf2 Bd1 45. Ke3 Bb3 46. Kd4 Bc2 47. f5+ Bxf5 48. Nxf5 Kxf5 49. b5 1-0

[Event "Wch U16"]
[Site "Montesilvano"]
[Date "2023.11.21"]
[Round "8"]
[White "Ciric, Pavle"]
[Black "Karsten, Jan"]
[Result "0-1"]
[ECO "C78"]
[WhiteElo "2080"]
[BlackElo "2306"]
[PlyCount "124"]
[EventDate "2023.11.13"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "ITA"]
[SourceTitle "CB48_2023"]
[SourceDate "2023.11.29"]
[SourceVersion "1"]
[SourceVersionDate "2023.11.29"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. 0-0 b5 6. Bb3 Bc5 7. a4 Rb8 8. axb5 axb5 9. Nxe5 Nxe5 10. d4 Bxd4 11. Qxd4 d6 12. f4 Nc6 13. Qc3 Ne7 14. Ra7 c5 15. e5 Nfd5 16. Bxd5 Nxd5 17. Qg3 0-0 18. f5 dxe5 19. Nc3 Nf6 20. Be3 Qb6 21. Raa1 Bb7 22. b4 Qc6 23. Bxc5 Rfe8 24. Rad1 Rbd8 25. Qf2 Nh5 26. Qf3 Nf4 27. Qxc6 Bxc6 28. Rf2 Rxd1+ 29. Nxd1 Rd8 30. Ne3 f6 31. Kf1 Kf7 32. Ke1 h5 33. h4 Rd7 34. Kf1 Be4 35. g3 Nd5 36. Nxd5 Rxd5 37. Ke1 Rd8 38. Bb6 Ra8 39. Rd2 Bxf5 40. Rd5 Bxc2 41. Ba5 Rb8 42. Kd2 Bb3 43. Rd7+ Kg6 44. Ke3 Rc8 45. Bc7 Rg8 46. Ke4 Bc2+ 47. Ke3 Kf5 48. Rd5 Ba4 49. Rd6 Bb3 50. Bd8 Be6 51. Rd1 Rf8 52. Rd6 Rf7 53. Bb6 Rd7 54. Rc6 Bc4 55. Rc7 Rd3+ 56. Kf2 g6 57. Rc6 Rd2+ 58. Kg1 Kg4 59. Rxf6 Kh3 60. Rxg6 Rg2+ 61. Kh1 Bd5 62. Rd6 Be4 0-1

[Event "Wch U16"]
[Site "Montesilvano"]
[Date "2023.11.20"]
[Round "7"]
[White "Karsten, Jan"]
[Black "Gola, Giorgio"]
[Result "1-0"]
[ECO "E49"]
[WhiteElo "2306"]
[BlackElo "2067"]
[PlyCount "47"]
[EventDate "2023.11.13"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "ITA"]
[SourceTitle "CB48_2023"]
[SourceDate "2023.11.29"]
[SourceVersion "1"]
[SourceVersionDate "2023.11.29"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 0-0 5. Bd3 d5 6. a3 Bxc3+ 7. bxc3 b6 8. cxd5 exd5 9. Ne2 Ba6 10. 0-0 Bxd3 11. Qxd3 Nc6 12. f3 Re8 13. Ng3 Na5 14. e4 dxe4 15. fxe4 Nb3 16. Bg5 Re6 17. Rab1 Na5 18. Nh5 Qd6 19. e5 Rxe5 20. Nxf6+ gxf6 21. Bf4 Kh8 22. Bxe5 fxe5 23. Rxf7 Qh6 24. dxe5 1-0

[Event "Wch U16"]
[Site "Montesilvano"]
[Date "2023.11.18"]
[Round "6"]
[White "Poupalos, Nikolaos"]
[Black "Karsten, Jan"]
[Result "1-0"]
[ECO "B90"]
[WhiteElo "2156"]
[BlackElo "2306"]
[PlyCount "69"]
[EventDate "2023.11.13"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "ITA"]
[SourceTitle "CB48_2023"]
[SourceDate "2023.11.29"]
[SourceVersion "1"]
[SourceVersionDate "2023.11.29"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. h3 e5 7. Nde2 h5 8. Bg5 Be6 9. f4 Nbd7 10. f5 Bc4 11. Ng3 Rc8 12. Bxc4 Rxc4 13. Qd3 Qc7 14. Nge2 d5 15. exd5 e4 16. Qd2 Bd6 17. 0-0-0 b5 18. Kb1 Be5 19. d6 Qc6 20. Bf4 0-0 21. Nd5 Nxd5 22. Bxe5 Nxe5 23. Qxd5 Rc5 24. Qd4 Nc4 25. Ng3 Rd8 26. Nxe4 Rxf5 27. Rhe1 Nxd6 28. g4 hxg4 29. hxg4 Rf4 30. Qe5 Rxe4 31. Rxe4 Re8 32. Qd5 Qxd5 33. Rxe8+ Nxe8 34. Rxd5 Nf6 35. Rd4 1-0

[Event "Wch U16"]
[Site "Montesilvano"]
[Date "2023.11.17"]
[Round "5"]
[White "Karsten, Jan"]
[Black "Carrizo, Luciano Ariel"]
[Result "1/2-1/2"]
[ECO "B97"]
[WhiteElo "2306"]
[BlackElo "2176"]
[PlyCount "60"]
[EventDate "2023.11.13"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "ITA"]
[SourceTitle "CB48_2023"]
[SourceDate "2023.11.29"]
[SourceVersion "1"]
[SourceVersionDate "2023.11.29"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bg5 e6 7. f4 Qb6 8. Qd2 Qxb2 9. Rb1 Qa3 10. f5 Be7 11. fxe6 Bxe6 12. Nxe6 fxe6 13. Bc4 Nbd7 14. Bxe6 Nc5 15. Bf5 g6 16. Bh3 Ncxe4 17. Nxe4 Nxe4 18. Qd4 Qc3+ 19. Qxc3 Nxc3 20. Bxe7 Kxe7 21. Rxb7+ Kf6 22. Kd2 Ne4+ 23. Kc1 Rab8 24. Rc7 Rb4 25. Rf1+ Kg5 26. Be6 Nc5 27. Bb3 a5 28. Rd1 a4 29. Rxd6 Nxb3+ 30. axb3 axb3 1/2-1/2

[Event "Wch U16"]
[Site "Montesilvano"]
[Date "2023.11.16"]
[Round "4"]
[White "Chia, Yu Zhe Ashton"]
[Black "Karsten, Jan"]
[Result "0-1"]
[ECO "B23"]
[WhiteElo "2043"]
[BlackElo "2306"]
[PlyCount "91"]
[EventDate "2023.11.13"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "ITA"]
[SourceTitle "CB48_2023"]
[SourceDate "2023.11.29"]
[SourceVersion "1"]
[SourceVersionDate "2023.11.29"]
[SourceQuality "1"]

1. e4 c5 2. Nc3 d6 3. f4 g6 4. Nf3 Bg7 5. Bc4 Nc6 6. 0-0 e6 7. d3 Nge7 8. f5 exf5 9. Qe1 h6 10. Bd2 Ne5 11. Nxe5 dxe5 12. Be3 b6 13. exf5 Nxf5 14. Bd5 Rb8 15. g4 Nd6 16. Ne4 0-0 17. g5 h5 18. Nf6+ Bxf6 19. Rxf6 Nf5 20. c4 Kg7 21. Bd2 Qc7 22. Bc3 Nd4 23. Qe4 Bf5 24. Qe3 Rbe8 25. Rf1 Re7 26. Qf2 Bxd3 27. Re1 Qd7 28. Qg3 Qg4 29. Kf2 Qxg3+ 30. hxg3 e4 31. Ke3 Re5 32. Kf4 Rf5+ 33. Rxf5 gxf5 34. Bxd4+ cxd4 35. Ke5 Kg6 36. b4 Kxg5 37. c5 bxc5 38. bxc5 Kg4 39. c6 Kxg3 40. c7 Ba6 41. Kxd4 Re8 42. Rc1 e3 43. Rc3 Kf2 44. Bxf7 Re4+ 45. Kc5 e2 46. Be6 0-1

[Event "Wch U16"]
[Site "Montesilvano"]
[Date "2023.11.15"]
[Round "3"]
[White "Karsten, Jan"]
[Black "Budyi, Danylo"]
[Result "1/2-1/2"]
[ECO "B45"]
[WhiteElo "2306"]
[BlackElo "2071"]
[PlyCount "260"]
[EventDate "2023.11.13"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "ITA"]
[SourceTitle "CB48_2023"]
[SourceDate "2023.11.29"]
[SourceVersion "1"]
[SourceVersionDate "2023.11.29"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Nc6 6. Nxc6 bxc6 7. e5 Nd5 8. Ne4 Qc7 9. f4 Rb8 10. c4 Bb4+ 11. Ke2 0-0 12. a3 Be7 13. cxd5 cxd5 14. Nd6 Ba6+ 15. Ke1 f6 16. Bxa6 fxe5 17. fxe5 Qa5+ 18. Bd2 Qxa6 19. Qe2 Qa4 20. b4 a5 21. Qd1 Qc6 22. Qc1 Qa6 23. Be3 Bxd6 24. exd6 axb4 25. axb4 Qxd6 26. Qc5 Qe5 27. Qd4 Qxd4 28. Bxd4 Rxb4 29. Bc5 Re4+ 30. Kd2 d6 31. Bxd6 Rf2+ 32. Kd3 Rxg2 33. Rhf1 h6 34. Ra7 e5 35. Rff7 Rf4 36. Rxf4 exf4 37. Bxf4 Rg4 38. Be5 Kh7 39. Rd7 Rg1 40. Kd4 Rd1+ 41. Kc5 Rg1 42. Kxd5 Rg2 43. Ke6 Kg8 44. Kf5 Rg5+ 45. Kf4 Rg1 46. Ke4 Rg4+ 47. Kd5 Rg6 48. Rc7 Rg2 49. Rc3 Kf7 50. Rg3 Rd2+ 51. Bd4 g5 52. h3 Kg6 53. Ke4 Kh5 54. Bc3 Rf2 55. Be1 Rf7 56. Re3 Rf1 57. Kd3 Rf5 58. Ke2 Rf7 59. Rf3 Re7+ 60. Kf2 Re5 61. Bc3 Rc5 62. Kg3 Rc4 63. Rd3 Rc5 64. Bf6 Rc6 65. Be7 Re6 66. Bd8 Rc6 67. h4 gxh4+ 68. Bxh4 Kg6 69. Rd4 Kf5 70. Rf4+ Kg6 71. Be7 Re6 72. Bc5 Rc6 73. Be3 h5 74. Re4 Kf5 75. Ra4 Rc3 76. Kf3 Kg6 77. Ra6+ Kg7 78. Ra5 h4 79. Ra4 h3 80. Rh4 Kg6 81. Rxh3 Rc4 82. Rh6+ Kf5 83. Ra6 Rb4 84. Ra5+ Ke6 85. Bc5 Rc4 86. Ke3 Rg4 87. Bd4 Rh4 88. Re5+ Kd6 89. Kd3 Rh1 90. Ra5 Rd1+ 91. Ke4 Rc1 92. Rh5 Re1+ 93. Be3 Kc6 94. Rc5+ Kd6 95. Rb5 Kc6 96. Rb6+ Kc7 97. Rh6 Kd7 98. Kd4 Re2 99. Bf4 Re1 100. Be5 Ke7 101. Kd5 Kf7 102. Rh7+ Kg6 103. Rh2 Kf5 104. Rf2+ Kg4 105. Rf4+ Kg5 106. Ke6 Re2 107. Rf3 Re4 108. Rf7 Kg4 109. Rg7+ Kf3 110. Rg3+ Ke2 111. Kd5 Rh4 112. Bd4 Rh5+ 113. Kc4 Rh7 114. Re3+ Kd2 115. Rf3 Re7 116. Rf2+ Re2 117. Rf1 Re4 118. Kd5 Re8 119. Be5 Ke3 120. Rc1 Rd8+ 121. Bd6 Kd3 122. Ra1 Rc8 123. Be7 Rc7 124. Bc5 Rd7+ 125. Bd6 Rd8 126. Ra3+ Ke2 127. Ke5 Re8+ 128. Kf4 Rc8 129. Re3+ Kf2 130. Rb3 Rc4+ 1/2-1/2

[Event "Wch U16"]
[Site "Montesilvano"]
[Date "2023.11.13"]
[Round "1"]
[White "Karsten, Jan"]
[Black "Skarphedinsson, Ingvar Wu"]
[Result "0-1"]
[ECO "E05"]
[WhiteElo "2306"]
[BlackElo "1989"]
[PlyCount "80"]
[EventDate "2023.11.13"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "ITA"]
[SourceTitle "CB48_2023"]
[SourceDate "2023.11.29"]
[SourceVersion "1"]
[SourceVersionDate "2023.11.29"]
[SourceQuality "1"]

1. Nf3 Nf6 2. g3 d5 3. Bg2 e6 4. 0-0 Be7 5. c4 0-0 6. d4 dxc4 7. Qc2 a6 8. a4 Bd7 9. Qxc4 Bc6 10. Bg5 Bd5 11. Qc2 Be4 12. Qc1 c6 13. Nbd2 Bxf3 14. Nxf3 h6 15. Bxf6 Bxf6 16. Rd1 a5 17. h4 Na6 18. Ne5 Nb4 19. Be4 Nd5 20. Bb1 Bxe5 21. dxe5 Qc7 22. Qc2 g6 23. Qe4 Rad8 24. Bc2 h5 25. Kh2 Ne7 26. Kg2 Rd5 27. f4 Rfd8 28. Bb3 Rxd1 29. Rxd1 Rxd1 30. Bxd1 Qb6 31. Qd3 Nf5 32. Bc2 Ne3+ 33. Kf3 Ng4 34. e3 Qxb2 35. Qd2 Kg7 36. e4 b5 37. axb5 cxb5 38. f5 Nxe5+ 39. Kf4 Nc4 40. Qd5 Qc1+ 0-1

[Event "Kimberley Moja op"]
[Site "Kimberley"]
[Date "2023.10.04"]
[Round "9"]
[White "Karsten, Jan"]
[Black "Mhango, Banele"]
[Result "0-1"]
[ECO "B45"]
[WhiteElo "2249"]
[BlackElo "2230"]
[PlyCount "39"]
[EventDate "2023.09.30"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RSA"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Nc6 6. Ndb5 Bb4 7. a3 Bxc3+ 8. Nxc3 d5 9. exd5 exd5 10. Bd3 0-0 11. 0-0 d4 12. Ne2 Bg4 13. f3 Bh5 14. Nf4 Bg6 15. Nxg6 hxg6 16. c4 dxc3 17. bxc3 Qb6+ 18. Kh1 Rad8 19. Rb1 Qc7 20. Qc2 0-1

[Event "Kimberley Moja op"]
[Site "Kimberley"]
[Date "2023.10.03"]
[Round "8"]
[White "Karsten, Jan"]
[Black "Bwalya, Gillan"]
[Result "1-0"]
[ECO "C72"]
[WhiteElo "2249"]
[BlackElo "2380"]
[PlyCount "97"]
[EventDate "2023.09.30"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RSA"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 d6 5. 0-0 Nge7 6. d4 Bd7 7. d5 Nb8 8. c4 Ng6 9. Nc3 Be7 10. Be3 0-0 11. Rc1 f5 12. Bxd7 Nxd7 13. exf5 Rxf5 14. Ne4 Nc5 15. Nxc5 dxc5 16. Nd2 b6 17. Ne4 Bd6 18. Qg4 Qd7 19. Ng3 Rf7 20. Qxd7 Rxd7 21. Ne4 h6 22. f3 Rf7 23. Rfe1 Ne7 24. b4 cxb4 25. Bxb6 Nf5 26. Ba5 Bf8 27. Rb1 Rb8 28. c5 Rd7 29. d6 cxd6 30. c6 Rf7 31. c7 Rc8 32. Rxb4 Rfxc7 33. Bxc7 Rxc7 34. Ng3 Nd4 35. Rb6 Ra7 36. Ne2 Ne6 37. Nc3 Nc5 38. Reb1 Kf7 39. Ne4 d5 40. Nd6+ Kg8 41. Rc6 Nd3 42. Rb8 Rd7 43. Rxa6 d4 44. h4 Nf4 45. Kf2 Nd3+ 46. Ke2 Nf4+ 47. Kd2 g6 48. g3 Nh5 49. Nc4 1-0

[Event "Kimberley Moja op"]
[Site "Kimberley"]
[Date "2023.10.03"]
[Round "7"]
[White "Ndahangwapo, Heskiel"]
[Black "Karsten, Jan"]
[Result "0-1"]
[ECO "A72"]
[WhiteElo "2007"]
[BlackElo "2249"]
[PlyCount "68"]
[EventDate "2023.09.30"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RSA"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Be2 0-0 6. Bg5 c5 7. d5 h6 8. Bf4 e6 9. Nf3 exd5 10. cxd5 b5 11. Bxb5 Nxe4 12. 0-0 Bxc3 13. bxc3 Nxc3 14. Qd3 Nxb5 15. Qxb5 g5 16. Be3 Ba6 17. Qb2 Bxf1 18. Rxf1 Nd7 19. h4 Qf6 20. Qc1 g4 21. Ne1 h5 22. Bg5 Qg6 23. Qd2 Rfe8 24. Nd3 f6 25. Be3 Qf5 26. Nf4 Re5 27. Qa5 Nb6 28. Qa6 Nxd5 29. Nxd5 Rxd5 30. Qb7 Rf8 31. Qxa7 Re5 32. a4 Rfe8 33. a5 Qd3 34. Bf4 Qxf1+ 0-1

[Event "Kimberley Moja op"]
[Site "Kimberley"]
[Date "2023.10.02"]
[Round "5"]
[White "Fawzy, Adham"]
[Black "Karsten, Jan"]
[Result "1-0"]
[ECO "E65"]
[WhiteElo "2535"]
[BlackElo "2249"]
[PlyCount "143"]
[EventDate "2023.09.30"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RSA"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. c4 Nf6 2. Nf3 g6 3. d4 Bg7 4. g3 0-0 5. Bg2 c5 6. Nc3 d6 7. 0-0 Nc6 8. dxc5 dxc5 9. Bf4 Nh5 10. Be3 b6 11. Qc1 Bb7 12. Bh6 Qc8 13. Bxg7 Nxg7 14. Rd1 f6 15. b3 Kh8 16. Nd5 Rb8 17. Nh4 g5 18. Nf3 Qe6 19. Qb2 Rfd8 20. Rd2 Rd6 21. h3 Rbd8 22. e4 Ne5 23. Rad1 Nxf3+ 24. Bxf3 Qe5 25. Qa3 R6d7 26. Qxa7 Bxd5 27. Qxb6 Rd6 28. Rxd5 Rxb6 29. Rxd8+ Ne8 30. Rxe8+ Kg7 31. Rd7 Re6 32. Bg4 Kf7 33. Rh8 Qxe4 34. Bxe6+ Kxe6 35. Rd1 Qe2 36. Rhd8 Qxa2 37. Re1+ Kf5 38. Rxe7 Qxb3 39. Rd5+ Kg6 40. Rxc5 h5 41. Re3 Qd1+ 42. Kg2 Qd6 43. Rd5 Qc6 44. Re4 Qa8 45. g4 hxg4 46. hxg4 Qc8 47. f3 Qb7 48. Rb5 Qa6 49. Rb2 Qa3 50. Rc2 Qc5 51. Ree2 f5 52. gxf5+ Kxf5 53. Re4 Kg6 54. Rd2 Qb4 55. Rc2 Qc5 56. Rg4 Kh5 57. Re2 Qd6 58. Rge4 Qc6 59. Rd2 Qc5 60. Rd5 Qa3 61. Rg4 Qb2+ 62. Kg3 Qc1 63. Rdxg5+ Kh6 64. Kh2 Qf1 65. Rg6+ Kh5 66. R4g5+ Kh4 67. Rg2 Qc1 68. Rf6 Qe3 69. f4 Qh3+ 70. Kg1 Qe3+ 71. Kh1 Qe1+ 72. Kh2 1-0

[Event "Kimberley Moja op"]
[Site "Kimberley"]
[Date "2023.10.02"]
[Round "6"]
[White "Karsten, Jan"]
[Black "Mabusela, Johannes Manyedi"]
[Result "0-1"]
[ECO "C93"]
[WhiteElo "2249"]
[BlackElo "2170"]
[PlyCount "111"]
[EventDate "2023.09.30"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RSA"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. 0-0 Be7 6. Re1 b5 7. Bb3 d6 8. c3 0-0 9. h3 Bb7 10. d4 Re8 11. Ng5 Rf8 12. Nf3 Re8 13. Nbd2 h6 14. Nf1 Bf8 15. Ng3 Na5 16. Bc2 Nc6 17. a4 exd4 18. cxd4 Nb4 19. Bb1 c5 20. d5 bxa4 21. Nf5 Bc8 22. g4 Bxf5 23. gxf5 Ra7 24. Ra3 Nd7 25. Nh2 Qh4 26. Rg3 Kh8 27. Bd2 Nf6 28. Ng4 Be7 29. Qxa4 Raa8 30. Bxb4 cxb4 31. Qxb4 Rab8 32. Qa3 h5 33. e5 dxe5 34. d6 Bxd6 35. Qxd6 hxg4 36. Kg2 Rxb2 37. Qa3 Reb8 38. hxg4 Kg8 39. Qd3 Nxg4 40. Rf1 Qh2+ 41. Kf3 R2b3 42. Rxg4 Rxd3+ 43. Bxd3 Rb3 44. Rd1 Qh3+ 45. Rg3 Qxf5+ 46. Kg2 e4 47. Be2 Rxg3+ 48. fxg3 a5 49. Rd2 g5 50. g4 Qc5 51. Rd8+ Kg7 52. Re8 Qe3 53. Bf1 a4 54. Ra8 a3 55. Ra4 Qd2+ 56. Kh3 0-1

[Event "Kimberley Moja op"]
[Site "Kimberley"]
[Date "2023.10.01"]
[Round "4"]
[White "Banda, Alton"]
[Black "Karsten, Jan"]
[Result "0-1"]
[ECO "B94"]
[WhiteElo "1839"]
[BlackElo "2249"]
[PlyCount "56"]
[EventDate "2023.09.30"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RSA"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bg5 Nbd7 7. f4 Qc7 8. Qf3 h6 9. Bxf6 Nxf6 10. h3 e5 11. Nb3 Be7 12. Bd3 0-0 13. f5 b5 14. g4 Bb7 15. h4 b4 16. Nd5 Bxd5 17. exd5 e4 18. Bxe4 Nxe4 19. Qxe4 Bxh4+ 20. Kd1 Bf6 21. Kc1 a5 22. a3 Rfe8 23. Qd3 Rac8 24. Qd1 a4 25. Nd2 b3 26. c3 Bxc3 27. Kb1 Bxd2 28. Qxd2 Qc4 0-1

[Event "Kimberley Moja op"]
[Site "Kimberley"]
[Date "2023.10.01"]
[Round "3"]
[White "Karsten, Jan"]
[Black "Simpson, Michael"]
[Result "1-0"]
[ECO "B90"]
[WhiteElo "2249"]
[BlackElo "2077"]
[PlyCount "45"]
[EventDate "2023.09.30"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RSA"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. h3 e5 7. Nf3 Be7 8. g4 h6 9. Rg1 b5 10. g5 hxg5 11. Nxg5 Bb7 12. Be3 Qc7 13. Qd2 Nbd7 14. 0-0-0 Rc8 15. Kb1 Nb6 16. f4 b4 17. Qf2 Nc4 18. Bxc4 Qxc4 19. fxe5 bxc3 20. exd6 Qb4 21. d7+ Kf8 22. dxc8Q+ Bxc8 23. Rd8+ 1-0

[Event "Kimberley Moja op"]
[Site "Kimberley"]
[Date "2023.09.30"]
[Round "1"]
[White "Karsten, Jan"]
[Black "Moyo, Blessing"]
[Result "1-0"]
[ECO "B31"]
[WhiteElo "2249"]
[BlackElo "1876"]
[PlyCount "115"]
[EventDate "2023.09.30"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RSA"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. Bb5 g6 4. 0-0 Bg7 5. c3 Nf6 6. Re1 0-0 7. d4 cxd4 8. cxd4 d5 9. e5 Ne4 10. Bxc6 bxc6 11. Be3 Qb6 12. Qc1 f6 13. Nc3 Nxc3 14. Qxc3 Bg4 15. exf6 exf6 16. Nd2 Rae8 17. Bf4 Bd7 18. Nb3 Rxe1+ 19. Rxe1 Re8 20. Rxe8+ Bxe8 21. Qe3 Bf7 22. Bh6 Bxh6 23. Qxh6 Qb4 24. Qd2 Qc4 25. h4 Be6 26. Qf4 Kg7 27. g4 Qe2 28. g5 fxg5 29. hxg5 Bf5 30. Qe5+ Qxe5 31. dxe5 Kf7 32. f4 Bb1 33. a3 Ba2 34. Nc5 Bb1 35. Kf2 Bc2 36. Ke3 Ke7 37. Kd4 Bd1 38. Nb7 Ke6 39. Nd6 Ba4 40. Kc5 a6 41. b4 Bb5 42. Nb7 Ke7 43. Na5 Ba4 44. Kd4 Bd1 45. Nxc6+ Ke6 46. Nd8+ Kf5 47. b5 axb5 48. e6 b4 49. axb4 Ba4 50. e7 Kxf4 51. Nf7 Be8 52. Nd6 Bd7 53. b5 Kxg5 54. b6 Kf6 55. b7 Kxe7 56. b8Q Ke6 57. Qf8 h5 58. Nb7 1-0

[Event "Kimberley Moja op"]
[Site "Kimberley"]
[Date "2023.09.30"]
[Round "2"]
[White "Willenberg, Kenneth Sean"]
[Black "Karsten, Jan"]
[Result "0-1"]
[ECO "B51"]
[WhiteElo "1890"]
[BlackElo "2249"]
[PlyCount "62"]
[EventDate "2023.09.30"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "RSA"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. Bb5+ Nd7 4. d4 cxd4 5. Qxd4 a6 6. Be2 Ngf6 7. 0-0 e5 8. Qe3 Nc5 9. Nfd2 Be7 10. Rd1 0-0 11. a4 Bd7 12. Nc3 Bc6 13. b4 Ne6 14. Nb3 Qc7 15. Bb2 Nf4 16. Bf3 Bd7 17. Rac1 Qc4 18. Qb6 Qc8 19. b5 Be6 20. Qe3 Ng4 21. Bxg4 Bxg4 22. f3 Be6 23. Rd2 Bg5 24. Qb6 Ng6 25. Nd5 Bxd2 26. Nxd2 Bxd5 27. exd5 axb5 28. Qxb5 Qc7 29. Nb3 Rfd8 30. c4 Qd7 31. Bc3 Nf4 0-1

[Event "Cape Town CKC"]
[Site "Cape Town"]
[Date "2023.06.11"]
[Round "4"]
[White "Boder, Jan"]
[Black "Karsten, Jan"]
[Result "1/2-1/2"]
[ECO "A01"]
[WhiteElo "2294"]
[BlackElo "2252"]
[PlyCount "261"]
[EventDate "2023.06.09"]
[EventType "tourn"]
[EventRounds "5"]
[EventCountry "RSA"]
[SourceTitle "CBM 214 Extra"]
[Source "ChessBase"]
[SourceDate "2023.07.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.07.31"]
[SourceQuality "1"]

1. b3 Nf6 2. Bb2 g6 3. g4 h6 4. Nf3 Bg7 5. h3 d6 6. d4 c5 7. dxc5 Qa5+ 8. Nbd2 Qxc5 9. e3 0-0 10. a3 b5 11. Rg1 Bb7 12. g5 hxg5 13. Rxg5 e5 14. Nh4 Nbd7 15. Bd3 Rac8 16. c4 d5 17. b4 Qe7 18. Bxg6 fxg6 19. Nxg6 Qf7 20. Nxf8 Rxf8 21. c5 Nh7 22. Rg2 d4 23. e4 Ndf6 24. Qe2 Kh8 25. 0-0-0 Bh6 26. f3 Qc4+ 27. Kb1 Qxe2 28. Rxe2 Nh5 29. Nb3 Nf4 30. Rc2 Bc6 31. Na5 Rc8 32. Bxd4 exd4 33. Rxd4 Bf8 34. Nxc6 Rxc6 35. Rd8 Kg8 36. Rcd2 Ng5 37. Rb8 Nge6 38. Rxb5 Rc7 39. Rb8 Kf7 40. h4 Be7 41. c6 Rxc6 42. Rd7 Ra6 43. Rbb7 Rxa3 44. Rxe7+ Kf6 45. Rxa7 Rxf3 46. Rf7+ Ke5 47. h5 Rb3+ 48. Ka2 Rxb4 49. h6 Rb8 50. h7 Ne2 51. Rab7 Rh8 52. Kb2 N2d4 53. Rbe7 Nc6 54. Rc7 Nxc7 55. Rxc7 Kd6 56. Rg7 Ne7 57. Kc3 Ke6 58. Kd4 Kf6 59. Rg1 Rxh7 60. Ra1 Rh8 61. Ra6+ Kf7 62. Ke5 Rh5+ 63. Kd4 Nc8 64. Rc6 Rh8 65. Ra6 Ke7 66. Ra8 Kd7 67. Ra1 Rh4 68. Ke5 Rh5+ 69. Kf4 Ke6 70. Ra6+ Nd6 71. Ra4 Rh4+ 72. Ke3 Rh1 73. Kf4 Re1 74. Kf3 Nb5 75. Ra5 Rb1 76. Kf4 Rb4 77. Ra6+ Nd6 78. Kf3 Rc4 79. Rb6 Ke5 80. Rb3 Nxe4 81. Re3 Kf5 82. Ra3 Nc5 83. Ke3 Re4+ 84. Kf3 Nd7 85. Ra8 Ne5+ 86. Kf2 Ng4+ 87. Kf3 Re3+ 88. Kg2 Nf6 89. Ra6 Ne4 90. Ra8 Rg3+ 91. Kh2 Rg7 92. Rf8+ Ke5 93. Kh3 Nd6 94. Rf1 Nf5 95. Re1+ Kf4 96. Rf1+ Ke4 97. Re1+ Ne3 98. Ra1 Kf3 99. Kh4 Rg8 100. Kh5 Kf4 101. Ra4+ Ke5 102. Ra5+ Nd5 103. Kh4 Rg1 104. Kh5 Ke4 105. Kh6 Nc7 106. Kh7 Ne8 107. Kh6 Rg2 108. Rb5 Ng7 109. Ra5 Kf4 110. Ra4+ Kf5 111. Ra5+ Kf6 112. Ra6+ Ne6 113. Kh5 Rg8 114. Kh4 Kf5 115. Ra5+ Ke4 116. Ra4+ Nd4 117. Kh5 Rg1 118. Kh4 Ke5 119. Ra5+ Kf4 120. Kh5 Rg2 121. Kh6 Nf5+ 122. Kh7 Kg5 123. Ra6 Rb2 124. Kg8 Rb7 125. Kf8 Nd4 126. Rd6 Rb4 127. Ra6 Kf5 128. Ke7 Nf3 129. Rf6+ Ke4 130. Ra6 Ne5 131. Ra1 1/2-1/2

[Event "Cape Town CKC"]
[Site "Cape Town"]
[Date "2023.06.11"]
[Round "5"]
[White "Karsten, Jan"]
[Black "Klaasen, Calvin Jong"]
[Result "1/2-1/2"]
[ECO "C95"]
[WhiteElo "2252"]
[BlackElo "2211"]
[PlyCount "123"]
[EventDate "2023.06.09"]
[EventType "tourn"]
[EventRounds "5"]
[EventCountry "RSA"]
[SourceTitle "CBM 214 Extra"]
[Source "ChessBase"]
[SourceDate "2023.07.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.07.31"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. 0-0 Be7 6. Re1 b5 7. Bb3 d6 8. c3 0-0 9. h3 Re8 10. Ng5 Rf8 11. Nf3 Re8 12. d4 Bf8 13. Nbd2 Bb7 14. Bc2 Nb8 15. a4 Nbd7 16. b3 g6 17. Bd3 c6 18. Nf1 d5 19. Nxe5 dxe4 20. Nxd7 Qxd7 21. Bc2 Nd5 22. Bd2 f5 23. b4 Kh8 24. Bb3 Qd6 25. Qc1 Bg7 26. Bxd5 cxd5 27. Bf4 Qc6 28. axb5 axb5 29. Qb2 Bf6 30. Qd2 Ra4 31. Qe3 Rc8 32. Rxa4 bxa4 33. Rc1 Ba6 34. Nd2 Bd3 35. Be5 a3 36. Qg5 Bxe5 37. dxe5 Qe6 38. Nb3 Qxe5 39. Ra1 Ra8 40. Qc1 a2 41. Qb2 Bb1 42. Nd2 Rc8 43. Nxb1 axb1Q+ 44. Rxb1 Qxc3 45. Qxc3+ Rxc3 46. Rd1 Rb3 47. Rxd5 Rxb4 48. g3 Rb7 49. h4 Rf7 50. Re5 Kg7 51. Kg2 Kf6 52. Ra5 Re7 53. Ra6+ Re6 54. Ra7 h6 55. Rh7 Re7 56. Rh8 Kg7 57. Ra8 Rf7 58. Re8 g5 59. hxg5 hxg5 60. g4 Kf6 61. gxf5 Kxf5 62. f3 1/2-1/2

[Event "Cape Town CKC"]
[Site "Cape Town"]
[Date "2023.06.10"]
[Round "3"]
[White "Karsten, Jan"]
[Black "Gatineau, Yovann"]
[Result "0-1"]
[ECO "C11"]
[WhiteElo "2252"]
[BlackElo "2362"]
[PlyCount "66"]
[EventDate "2023.06.09"]
[EventType "tourn"]
[EventRounds "5"]
[EventCountry "RSA"]
[SourceTitle "CBM 214 Extra"]
[Source "ChessBase"]
[SourceDate "2023.07.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.07.31"]
[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. a3 a6 11. 0-0-0 b6 12. cxb6 Bxa3 13. Kb1 Bb4 14. Bd3 h6 15. Nd4 Nxd4 16. Bxd4 Nxb6 17. Qe3 Rb8 18. Na2 Be7 19. Ka1 Bd7 20. Rb1 Nc4 21. Bxc4 dxc4 22. Bc3 Qa4 23. Rhd1 Bc6 24. Rd2 Rb5 25. g4 Rfb8 26. g5 hxg5 27. fxg5 Bd5 28. h4 Bb4 29. Bxb4 Rxb4 30. Rd4 Qxc2 31. Qa3 Ra4 32. Qc3 Rb5 33. Rc1 Rba5 0-1

[Event "Cape Town CKC"]
[Site "Cape Town"]
[Date "2023.06.10"]
[Round "2"]
[White "Rogov, Matfey"]
[Black "Karsten, Jan"]
[Result "0-1"]
[ECO "B90"]
[WhiteElo "2041"]
[BlackElo "2252"]
[PlyCount "76"]
[EventDate "2023.06.09"]
[EventType "tourn"]
[EventRounds "5"]
[EventCountry "RSA"]
[SourceTitle "CBM 214 Extra"]
[Source "ChessBase"]
[SourceDate "2023.07.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.07.31"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. a3 e6 7. Be3 b5 8. g4 Bb7 9. Bg2 Be7 10. g5 Nfd7 11. f4 Nc6 12. h4 Rc8 13. h5 Nxd4 14. Qxd4 e5 15. Qd2 Nb6 16. b3 Qc7 17. Ne2 Nd7 18. Rc1 d5 19. exd5 Bxa3 20. Ra1 Bd6 21. Be4 exf4 22. Nxf4 Be5 23. 0-0 Bxa1 24. Rxa1 Qe5 25. Re1 0-0 26. Qd3 Rfe8 27. Bxh7+ Kh8 28. g6 f6 29. h6 Rc3 30. hxg7+ Kxg7 31. Nh5+ Qxh5 32. Qxc3 Ne5 33. Rf1 Bxd5 34. Rf4 Nf3+ 35. Kf2 Qh2+ 36. Kf1 Qh1+ 37. Kf2 Qg1+ 38. Ke2 Qg2+ 0-1

[Event "Cape Town CKC"]
[Site "Cape Town"]
[Date "2023.06.09"]
[Round "1"]
[White "Karsten, Jan"]
[Black "Barrish, Daniel"]
[Result "1-0"]
[ECO "B45"]
[WhiteElo "2252"]
[BlackElo "2231"]
[PlyCount "65"]
[EventDate "2023.06.09"]
[EventType "tourn"]
[EventRounds "5"]
[EventCountry "RSA"]
[SourceTitle "CBM 214 Extra"]
[Source "ChessBase"]
[SourceDate "2023.07.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.07.31"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nc6 5. Nc3 Bc5 6. Nxc6 bxc6 7. Bd3 d5 8. 0-0 Nf6 9. e5 Nd7 10. Qg4 g6 11. Bf4 a5 12. Qe2 h5 13. h3 Qh4 14. Bh2 g5 15. Kh1 g4 16. Bg3 Qg5 17. f4 gxf3 18. Rxf3 h4 19. Bh2 Bd4 20. Raf1 Rf8 21. Rf4 Bxc3 22. Rg4 Qd2 23. bxc3 Qxc3 24. Rg7 Nc5 25. Rgxf7 Rxf7 26. Qh5 Raa7 27. Bg6 Kd8 28. Qh8+ Kc7 29. Rxf7+ Bd7 30. Qf8 Rb7 31. Qd6+ Kb6 32. Bg1 Kb5 33. Rf3 1-0

[Event "Titled Tuesday intern op 25th Apr Early"]
[Site "Chess.com INT"]
[Date "2023.04.25"]
[Round "8"]
[White "Bacallao Alonso, Yusnel"]
[Black "Karsten, Jan"]
[Result "0-1"]
[ECO "A48"]
[WhiteElo "2590"]
[BlackElo "2292"]
[PlyCount "78"]
[EventDate "2023.04.25"]
[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 g6 3. Bf4 Bg7 4. e3 0-0 5. h3 d6 6. Be2 Nbd7 7. 0-0 b6 8. c4 Bb7 9. Nfd2 e5 10. Bh2 Qe7 11. Nc3 Rfe8 12. Bf3 Bxf3 13. Nxf3 exd4 14. exd4 Ne4 15. Nd5 Qd8 16. Re1 Ndf6 17. Ne3 Qd7 18. Qb3 c6 19. Rac1 Rac8 20. Rcd1 Re7 21. Qa4 Rce8 22. Kf1 Bh6 23. Nc2 Bg7 24. Nb4 c5 25. Qxd7 Rxd7 26. dxc5 dxc5 27. Rxd7 Nxd7 28. Nd5 Bxb2 29. Nc7 Rc8 30. Nb5 Nef6 31. Nxa7 Ra8 32. Nc6 Rxa2 33. Bd6 Ra1 34. Rxa1 Bxa1 35. Ke2 Ne4 36. Bf4 Nc3+ 37. Kd3 b5 38. cxb5 Nxb5 39. Kc4 Nd4 0-1

[Event "Titled Tuesday intern op 25th Apr Early"]
[Site "Chess.com INT"]
[Date "2023.04.25"]
[Round "3"]
[White "Gutierrez Olivares, Daniel"]
[Black "Karsten, Jan"]
[Result "1-0"]
[ECO "A46"]
[WhiteElo "2354"]
[BlackElo "2292"]
[PlyCount "103"]
[EventDate "2023.04.25"]
[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. g3 g6 3. Bg2 Bg7 4. 0-0 0-0 5. b3 b6 6. Bb2 Bb7 7. d4 d6 8. Nbd2 c5 9. Re1 cxd4 10. Bxd4 Ne4 11. Bxg7 Kxg7 12. Nxe4 Bxe4 13. Qd4+ e5 14. Qxe4 Nd7 15. Rad1 Qc7 16. Qd3 Rad8 17. Qxd6 Qxc2 18. Nxe5 Nf6 19. Qxd8 Rxd8 20. Rxd8 Qxa2 21. Rd3 Qa5 22. Nf3 Ne4 23. Rc1 Nc5 24. Rdc3 Qb4 25. Nd2 a5 26. Bd5 a4 27. bxa4 Nxa4 28. R3c2 Nc5 29. Nf3 Qa3 30. Rb1 Na4 31. Rc7 Qd6 32. Rxf7+ Kh6 33. Bb3 Nc3 34. Rb2 Nd1 35. Bxd1 Qxd1+ 36. Kg2 Qd5 37. Rf4 b5 38. Rh4+ Kg7 39. Rhb4 Qd6 40. Rxb5 h5 41. Rb6 Qd5 42. R2b5 Qe4 43. Re5 Qa8 44. Re7+ Kh6 45. Ree6 Kh7 46. Rxg6 h4 47. Rh6+ Kg7 48. Rxh4 Qd5 49. Ra4 Kg8 50. Ra7 Kf8 51. Rb8+ Qd8 52. Rxd8# 1-0

[Event "Titled Tuesday intern op 25th Apr Early"]
[Site "Chess.com INT"]
[Date "2023.04.25"]
[Round "5"]
[White "Jovic, Stanoje"]
[Black "Karsten, Jan"]
[Result "0-1"]
[ECO "E65"]
[WhiteElo "2087"]
[BlackElo "2292"]
[PlyCount "96"]
[EventDate "2023.04.25"]
[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. c4 Nf6 2. g3 g6 3. Bg2 Bg7 4. Nc3 0-0 5. Nf3 c5 6. 0-0 Nc6 7. d4 d6 8. dxc5 dxc5 9. Bf4 Nh5 10. Be3 b6 11. Qa4 Bd7 12. Rfd1 Bxc3 13. bxc3 Qc7 14. Rd2 Rad8 15. Rad1 Nf6 16. Bf4 Qc8 17. h3 Na5 18. Qc2 Nxc4 19. Rd3 Bf5 20. Qa4 Bxd3 21. exd3 Nb2 22. Qc2 Nxd1 23. Qxd1 Qe6 24. Qc2 c4 25. d4 Qe4 26. Qa4 Qd3 27. Qb4 Nd5 28. Qa3 Qxc3 29. Qxa7 Qa1+ 30. Kh2 c3 31. Bh6 c2 32. Ne5 c1Q 33. Bxc1 Qxc1 34. Qb7 Qc7 35. Qa6 Nf6 36. Qa4 Qd6 37. Nf3 Ra8 38. Qb3 Qa3 39. Qxb6 Qxa2 40. d5 Qxd5 41. Nh4 Qd6 42. Qe3 Rab8 43. Qg5 Rfd8 44. Nf5 Qe6 45. Ne3 Rbc8 46. h4 h5 47. Bh3 Qd6 48. Bxc8 Rxc8 0-1

[Event "Titled Tuesday intern op 25th Apr Early"]
[Site "Chess.com INT"]
[Date "2023.04.25"]
[Round "6"]
[White "Karsten, Jan"]
[Black "Avazkhonov, Alikhon"]
[Result "1-0"]
[ECO "B99"]
[WhiteElo "2292"]
[BlackElo "1538"]
[PlyCount "137"]
[EventDate "2023.04.25"]
[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 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bg5 e6 7. f4 h6 8. Bh4 Be7 9. Qf3 Nbd7 10. 0-0-0 Qc7 11. Be2 b5 12. Bxf6 Nxf6 13. e5 Bb7 14. Qg3 dxe5 15. fxe5 Ne4 16. Nxe6 Qxc3 17. Nxg7+ Kf8 18. Ne6+ Ke8 19. Qxc3 Nxc3 20. Nc7+ Kf8 21. bxc3 Rc8 22. Nd5 Ba3+ 23. Kb1 Bxd5 24. Rxd5 Rg8 25. g3 Rxc3 26. Rf1 Re3 27. Bh5 Rg7 28. Rd7 Be7 29. Ra7 Rxe5 30. Ra8+ Bd8 31. Rxd8+ Ke7 32. Ra8 Rxh5 33. Rxa6 Rxh2 34. Rf3 Rg2 35. Rb6 R2xg3 36. Rb7+ Ke6 37. Rbxf7 Rxf7 38. Rxg3 h5 39. Kb2 h4 40. Rh3 Rh7 41. Kb3 Kf5 42. Kb4 Kg4 43. Rh1 Rh5 44. a4 bxa4 45. Kxa4 Kg3 46. c4 h3 47. Rc1 h2 48. c5 Rxc5 49. Rxc5 h1Q 50. Kb5 Qb1+ 51. Kc4 Kf4 52. Kd5 Qe4+ 53. Kd6 Qd4+ 54. Kc6 Ke4 55. Kb5 Qb2+ 56. Kc6 Kd4 57. Rd5+ Ke4 58. Rc5 Qf6+ 59. Kb5 Kd4 60. Rc4+ Kd3 61. Rc5 Qd8 62. Kc6 Kd4 63. Rb5 Qc8+ 64. Kb6 Kc4 65. Ka7 Qc7+ 66. Rb7 Qa5+ 67. Kb8 Kc5 68. Rc7+ Kd6 69. Rb7 1-0

[Event "Titled Tuesday intern op 25th Apr Early"]
[Site "Chess.com INT"]
[Date "2023.04.25"]
[Round "4"]
[White "Karsten, Jan"]
[Black "Gatterer, Florian"]
[Result "1-0"]
[ECO "B24"]
[WhiteElo "2292"]
[BlackElo "2170"]
[PlyCount "123"]
[EventDate "2023.04.25"]
[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 e6 3. g3 d5 4. exd5 exd5 5. d4 Nf6 6. Bg2 Nc6 7. 0-0 cxd4 8. Nxd4 Be7 9. Nc3 0-0 10. Be3 h6 11. h3 Re8 12. Qd2 Bb4 13. a3 Ba5 14. Rad1 Ne4 15. Bxe4 dxe4 16. Nxc6 bxc6 17. Qxd8 Bxd8 18. Kh2 Bf5 19. Rd6 Bf6 20. Rxc6 Rec8 21. Rxf6 gxf6 22. Nd5 Kg7 23. Ne7 Rxc2 24. Nxf5+ Kg6 25. Ne7+ Kg7 26. Bd4 Rd8 27. Bc3 Rd7 28. Nf5+ Kg6 29. Ne3 Re2 30. Ng2 Rc2 31. Nf4+ Kf5 32. Ng2 Kg6 33. Kg1 a5 34. Re1 f5 35. Ne3 Rxc3 36. bxc3 Rd3 37. Rc1 h5 38. a4 h4 39. c4 hxg3 40. c5 gxf2+ 41. Kxf2 f4 42. Ng4 Kf5 43. c6 Rd2+ 44. Kg1 Rd8 45. c7 Rc8 46. Rc5+ Kg6 47. Ne5+ Kf6 48. Nc4 f3 49. Nb6 Rxc7 50. Rxc7 e3 51. Rc3 e2 52. Rxf3+ Kg5 53. Re3 Kh4 54. Rxe2 f5 55. Nd5 f4 56. Nxf4 Kg3 57. Rg2+ Kf3 58. h4 Ke4 59. h5 Kf3 60. h6 Ke4 61. h7 Kf3 62. h8Q 1-0

[Event "Titled Tuesday intern op 25th Apr Early"]
[Site "Chess.com INT"]
[Date "2023.04.25"]
[Round "9"]
[White "Karsten, Jan"]
[Black "Grigoriants, Sergey"]
[Result "0-1"]
[ECO "B30"]
[WhiteElo "2292"]
[BlackElo "2557"]
[PlyCount "92"]
[EventDate "2023.04.25"]
[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. Bb5 e6 4. 0-0 Nge7 5. Re1 a6 6. Bf1 b6 7. c3 d5 8. exd5 Nxd5 9. d4 cxd4 10. Nxd4 Bb7 11. Nxc6 Bxc6 12. Nd2 Be7 13. Nf3 0-0 14. Bd3 Qc7 15. Qe2 Bb7 16. Qe5 Rad8 17. Qxc7 Nxc7 18. Be4 Bxe4 19. Rxe4 Rd1+ 20. Re1 Rfd8 21. Be3 Rxa1 22. Rxa1 Nd5 23. Bd4 b5 24. a4 b4 25. c4 Nf4 26. Kf1 f6 27. g3 Nd3 28. b3 e5 29. Be3 Bc5 30. Rd1 Bxe3 31. fxe3 Rd7 32. Ne1 Nc5 33. Rxd7 Nxd7 34. Nd3 a5 35. e4 Kf7 36. Ke2 Ke6 37. Ke3 Kd6 38. h4 h5 39. Kf3 g6 40. Ke3 Nb8 41. Nb2 Nc6 42. Kd3 Nd4 43. Nd1 Nxb3 44. Ne3 Nc5+ 45. Kc2 Nxe4 46. Nd5 f5 0-1

[Event "Titled Tuesday intern op 25th Apr Early"]
[Site "Chess.com INT"]
[Date "2023.04.25"]
[Round "2"]
[White "Karsten, Jan"]
[Black "Martinez Alcantara, Jose Eduardo"]
[Result "0-1"]
[ECO "A31"]
[WhiteElo "2292"]
[BlackElo "2607"]
[PlyCount "80"]
[EventDate "2023.04.25"]
[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 d6 3. d4 cxd4 4. Nxd4 a6 5. c4 e6 6. Nc3 b6 7. Be2 Bb7 8. 0-0 Nf6 9. f3 Nbd7 10. Be3 Be7 11. Rc1 0-0 12. Qd2 Qb8 13. Rfd1 Bd8 14. b4 Bc7 15. Nb3 Re8 16. c5 dxc5 17. bxc5 Bxh2+ 18. Kh1 bxc5 19. Nxc5 Nxc5 20. Bxc5 Bf4 21. Be3 Bg3 22. Qb2 Be5 23. Bd4 Bxd4 24. Rxd4 Qe5 25. Rcd1 Bc6 26. Qb6 Bb5 27. Nxb5 axb5 28. Qxb5 Qg3 29. Qb2 Nh5 30. Bf1 Nf4 31. a4 Rf8 32. Qd2 h5 33. Qe1 Qg5 34. Qd2 e5 35. Rd7 Rxa4 36. Qf2 h4 37. Bb5 Rb4 38. Bc6 Rb6 39. Bd5 Rf6 40. Rc1 Nxd5 0-1

[Event "Titled Tuesday intern op 25th Apr Early"]
[Site "Chess.com INT"]
[Date "2023.04.25"]
[Round "1"]
[White "Karsten, Jan"]
[Black "Passen, Brett"]
[Result "1-0"]
[ECO "B12"]
[WhiteElo "2292"]
[BlackElo "1921"]
[PlyCount "39"]
[EventDate "2023.04.25"]
[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 c6 2. d4 d5 3. e5 Bf5 4. Nf3 e6 5. Be2 Nd7 6. 0-0 Ne7 7. c3 h6 8. Na3 Qc7 9. Nc2 c5 10. dxc5 Nc6 11. b4 Ncxe5 12. Ncd4 Bh7 13. Nxe5 Nxe5 14. Bf4 a6 15. Bxe5 Qxe5 16. Qa4+ Kd8 17. c6 b5 18. Bxb5 Kc7 19. Qa5+ Kc8 20. Bxa6+ 1-0

[Event "Titled Tuesday intern op 25th Apr Early"]
[Site "Chess.com INT"]
[Date "2023.04.25"]
[Round "7"]
[White "Karsten, Jan"]
[Black "Pultinevicius, Paulius"]
[Result "1-0"]
[ECO "B12"]
[WhiteElo "2292"]
[BlackElo "2532"]
[PlyCount "95"]
[EventDate "2023.04.25"]
[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 c6 2. d4 d5 3. e5 Bf5 4. Nf3 e6 5. Be2 Ne7 6. c3 Nd7 7. 0-0 a5 8. Na3 h6 9. Nc2 Bh7 10. a4 Nf5 11. Bd3 Bg6 12. Nfe1 Be7 13. f4 0-0 14. g4 Nh4 15. f5 Bh7 16. Ng2 Nxg2 17. Kxg2 Bg5 18. Qe1 Re8 19. Qg3 Bxc1 20. Raxc1 f6 21. Rce1 fxe5 22. dxe5 Nc5 23. Nd4 Qb6 24. Rf2 Rf8 25. Ref1 Rae8 26. Bc2 Kh8 27. f6 Bxc2 28. fxg7+ Kxg7 29. Rxf8 Rxf8 30. Rxf8 Be4+ 31. Rf3 Qxb2+ 32. Kh3 Kg8 33. Qf2 Qxf2 34. Rxf2 Nxa4 35. Nxe6 Nxc3 36. Rf8+ Kh7 37. Rf7+ Kg8 38. Rg7+ Kh8 39. Rxb7 a4 40. Kh4 Bg6 41. Rb8+ Kh7 42. Rb7+ Kh8 43. g5 a3 44. gxh6 a2 45. Ra7 Bf5 46. Ng5 Be6 47. Ra8+ Bg8 48. h7 1-0

[Event "Titled Tuesday intern op 25th Apr Early"]
[Site "Chess.com INT"]
[Date "2023.04.25"]
[Round "11"]
[White "Mekhitarian, Krikor Sevag"]
[Black "Karsten, Jan"]
[Result "1-0"]
[ECO "E90"]
[WhiteElo "2537"]
[BlackElo "2292"]
[PlyCount "77"]
[EventDate "2023.04.25"]
[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 g6 3. Nc3 Bg7 4. e4 d6 5. d4 0-0 6. h3 e5 7. d5 a5 8. Be3 Na6 9. g4 Nd7 10. a3 Nb6 11. Rg1 Bd7 12. Be2 Nc5 13. Nd2 Nba4 14. Nxa4 Nxa4 15. Qc2 Nc5 16. b3 Kh8 17. Rb1 f5 18. exf5 gxf5 19. b4 axb4 20. axb4 Na4 21. gxf5 Bxf5 22. Bd3 Qd7 23. Rg3 e4 24. Bxe4 Nc3 25. Bxf5 Rxf5 26. Rc1 Re8 27. Rxg7 Qxg7 28. Qxc3 Rfe5 29. Kd1 Kg8 30. Kc2 Qg6+ 31. Kb2 Kf7 32. Nf3 Re4 33. Ng5+ Qxg5 34. Bxg5 Re2+ 35. Rc2 Rxc2+ 36. Kxc2 Re4 37. Qf3+ Ke8 38. Qxe4+ Kd7 39. Qe6# 1-0

[Event "Titled Tuesday intern op 25th Apr Early"]
[Site "Chess.com INT"]
[Date "2023.04.25"]
[Round "10"]
[White "Molina, Roberto Junio Brito"]
[Black "Karsten, Jan"]
[Result "0-1"]
[ECO "E73"]
[WhiteElo "2403"]
[BlackElo "2292"]
[PlyCount "94"]
[EventDate "2023.04.25"]
[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 g6 3. Nc3 Bg7 4. e4 d6 5. Be2 0-0 6. Be3 e5 7. d5 Na6 8. g4 Nc5 9. f3 h5 10. g5 Nh7 11. h4 f6 12. Qd2 fxg5 13. hxg5 Rf4 14. 0-0-0 Qxg5 15. Nh3 Bxh3 16. Rxh3 Qf6 17. Rg1 Rf8 18. b4 Nd7 19. Nb5 Qd8 20. Rxg6 h4 21. Rh1 R8f7 22. Bxf4 exf4 23. Nd4 Ne5 24. Ne6 Qe7 25. Rxg7+ Rxg7 26. Nxg7 Qxg7 27. Qxf4 Ng6 28. Qh2 Qa1+ 29. Kd2 Qxa2+ 30. Ke3 Qa3+ 31. Bd3 Qxb4 32. Rg1 Qc5+ 33. Kd2 Qb4+ 34. Ke3 Qb6+ 35. Kd2 Qb2+ 36. Bc2 Qd4+ 37. Kc1 Qa1+ 38. Bb1 Qc3+ 39. Kd1 Qd4+ 40. Ke2 Qb2+ 41. Ke3 Qxh2 42. Rxg6+ Kf7 43. Rg4 Nf6 44. Rg5 h3 45. Bd3 Qh1 46. Bf1 Qxf1 47. Rg1 Qxg1+ 0-1

[Event "Titled Tuesday intern op 11th Apr Early"]
[Site "Chess.com INT"]
[Date "2023.04.11"]
[Round "7"]
[White "Erzhanov, Arman"]
[Black "Karsten, Jan"]
[Result "0-1"]
[ECO "B53"]
[WhiteElo "2228"]
[BlackElo "2292"]
[PlyCount "56"]
[EventDate "2023.04.11"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CBM 213 Extra"]
[Source "ChessBase"]
[SourceDate "2023.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.05.31"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Qxd4 Nc6 5. Bb5 Bd7 6. Qd3 g6 7. 0-0 Bg7 8. h3 Nf6 9. c4 0-0 10. Nc3 a6 11. Bxc6 Bxc6 12. Be3 b5 13. cxb5 axb5 14. Nd4 Qd7 15. Nxc6 Qxc6 16. f3 Qc4 17. Rfd1 Qxd3 18. Rxd3 b4 19. Nb5 Rfc8 20. a4 Nd7 21. Bd4 Nc5 22. Bxc5 dxc5 23. Rd2 c4 24. a5 c3 25. bxc3 bxc3 26. Rc2 Rc5 27. Rb1 Rxa5 28. Rb4 Raxb5 0-1

[Event "Titled Tuesday intern op 11th Apr Early"]
[Site "Chess.com INT"]
[Date "2023.04.11"]
[Round "5"]
[White "Iglesias, Yosha"]
[Black "Karsten, Jan"]
[Result "1-0"]
[ECO "A48"]
[WhiteElo "2199"]
[BlackElo "2292"]
[PlyCount "57"]
[EventDate "2023.04.11"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CBM 213 Extra"]
[Source "ChessBase"]
[SourceDate "2023.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.05.31"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 g6 3. Bf4 Bg7 4. c3 0-0 5. Nbd2 d6 6. e4 Nbd7 7. Be2 b6 8. 0-0 Bb7 9. Qc2 e5 10. dxe5 dxe5 11. Bg5 h6 12. Bh4 Qe8 13. b4 Nh5 14. Rfe1 Kh8 15. Rad1 Nf4 16. Bf1 Nf6 17. Nc4 N6h5 18. Rd2 Qe6 19. Ne3 f5 20. Bc4 Qc8 21. Nd5 Nxd5 22. Bxd5 g5 23. Bxg5 hxg5 24. Bxb7 Qxb7 25. Nxg5 fxe4 26. Rxe4 Nf4 27. Rxf4 e4 28. Rh4+ Kg8 29. Qb3+ 1-0

[Event "Titled Tuesday intern op 11th Apr Early"]
[Site "Chess.com INT"]
[Date "2023.04.11"]
[Round "6"]
[White "Karsten, Jan"]
[Black "Avazkhonov, Alikhon"]
[Result "1-0"]
[ECO "B51"]
[WhiteElo "2292"]
[BlackElo "1538"]
[PlyCount "49"]
[EventDate "2023.04.11"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CBM 213 Extra"]
[Source "ChessBase"]
[SourceDate "2023.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.05.31"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. Bb5+ Nd7 4. a4 a6 5. Be2 Ngf6 6. Nc3 e6 7. 0-0 Be7 8. d4 0-0 9. e5 dxe5 10. dxe5 Ng4 11. Bf4 Qc7 12. Re1 Ngxe5 13. Nxe5 Nxe5 14. Bd3 f6 15. Bxe5 fxe5 16. Qh5 g6 17. Bxg6 Bf6 18. Bd3 Qf7 19. Qg4+ Kh8 20. Re3 Rg8 21. Qe4 Rb8 22. Rf3 Rg7 23. Qe3 Qe7 24. Ne4 Rf7 25. Qh6 1-0

[Event "Titled Tuesday intern op 11th Apr Early"]
[Site "Chess.com INT"]
[Date "2023.04.11"]
[Round "8"]
[White "Karsten, Jan"]
[Black "Gonzalez, Francisco Silva"]
[Result "0-1"]
[ECO "C54"]
[WhiteElo "2292"]
[BlackElo "2021"]
[PlyCount "84"]
[EventDate "2023.04.11"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CBM 213 Extra"]
[Source "ChessBase"]
[SourceDate "2023.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.05.31"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. c3 Nf6 5. d3 d6 6. 0-0 a6 7. a4 Ba7 8. Re1 0-0 9. h3 Ne7 10. d4 Ng6 11. Nbd2 h6 12. Bb3 Re8 13. Bc2 c5 14. Nf1 cxd4 15. cxd4 Be6 16. d5 Bd7 17. Ne3 Rc8 18. Bd2 Nf4 19. Rc1 Qb6 20. b3 Rc7 21. Rf1 Rec8 22. Nc4 Rxc4 23. bxc4 Rxc4 24. Be3 Rc5 25. Rb1 Qc7 26. Bxc5 Bxc5 27. Qd2 g5 28. Kh2 Qc8 29. Ng1 b6 30. Bd3 Bxa4 31. g3 Nxd3 32. Qxd3 Bb5 33. Rxb5 axb5 34. Qxb5 Nxe4 35. f3 Nf6 36. Qc6 Qa6 37. Re1 Qa5 38. Rf1 Qd2+ 39. Kh1 Qd3 40. Qc8+ Kg7 41. g4 Qxf1 42. Qf5 Qxg1# 0-1

[Event "Titled Tuesday intern op 11th Apr Early"]
[Site "Chess.com INT"]
[Date "2023.04.11"]
[Round "4"]
[White "Karsten, Jan"]
[Black "Manon Og, Ramon Jr"]
[Result "1-0"]
[ECO "B99"]
[WhiteElo "2292"]
[BlackElo "1999"]
[PlyCount "59"]
[EventDate "2023.04.11"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CBM 213 Extra"]
[Source "ChessBase"]
[SourceDate "2023.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.05.31"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bg5 e6 7. f4 Be7 8. Qf3 Nbd7 9. 0-0-0 Qc7 10. Bd3 h6 11. Qh3 Nc5 12. Rhe1 Nxd3+ 13. Rxd3 b5 14. e5 dxe5 15. fxe5 Nd5 16. Bd2 Bb7 17. Nxe6 fxe6 18. Qxe6 Nxc3 19. Qg6+ Kf8 20. Rxc3 Qd7 21. e6 Qe8 22. Rf1+ Kg8 23. Rf7 Rh7 24. Rg3 Kh8 25. Qxh7+ Kxh7 26. Rgxg7+ Kh8 27. Rh7+ Kg8 28. Rfg7+ Kf8 29. Bxh6 Bg5+ 30. Rxg5# 1-0

[Event "Titled Tuesday intern op 11th Apr Early"]
[Site "Chess.com INT"]
[Date "2023.04.11"]
[Round "1"]
[White "Karsten, Jan"]
[Black "Orujov, Farid"]
[Result "0-1"]
[ECO "C43"]
[WhiteElo "2292"]
[BlackElo "2225"]
[PlyCount "80"]
[EventDate "2023.04.11"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CBM 213 Extra"]
[Source "ChessBase"]
[SourceDate "2023.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.05.31"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nf6 3. d4 Nxe4 4. Bd3 d5 5. Nxe5 Nd7 6. Nc3 Nxc3 7. bxc3 Bd6 8. 0-0 0-0 9. Nxd7 Bxd7 10. Qh5 f5 11. Rb1 b6 12. Bg5 Qe8 13. Qf3 Qf7 14. Bf4 Bxf4 15. Qxf4 c6 16. Rfe1 Rfe8 17. Qc7 Rxe1+ 18. Rxe1 Re8 19. Rxe8+ Qxe8 20. Qxa7 b5 21. Qc7 Qe1+ 22. Bf1 Be8 23. Qc8 h6 24. Qxf5 Qxc3 25. Qe6+ Bf7 26. Qc8+ Kh7 27. Bd3+ Bg6 28. Bxg6+ Kxg6 29. Qg4+ Kh7 30. Qf5+ Kg8 31. Qe6+ Kh7 32. g3 Qxc2 33. Kg2 Qxa2 34. Qxc6 Qc4 35. Qb6 b4 36. Qe6 Qc2 37. Qxd5 b3 38. Qe6 b2 39. d5 b1Q 40. Kh3 Qf5+ 0-1

[Event "Titled Tuesday intern op 11th Apr Early"]
[Site "Chess.com INT"]
[Date "2023.04.11"]
[Round "2"]
[White "Koridze, Lile"]
[Black "Karsten, Jan"]
[Result "1-0"]
[ECO "E91"]
[WhiteElo "2191"]
[BlackElo "2292"]
[PlyCount "85"]
[EventDate "2023.04.11"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CBM 213 Extra"]
[Source "ChessBase"]
[SourceDate "2023.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.05.31"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Nf3 0-0 6. Be2 Na6 7. Bf4 Nh5 8. Be3 e5 9. 0-0 Nf4 10. a3 Nxe2+ 11. Qxe2 Bg4 12. Rad1 f5 13. dxe5 f4 14. Bc1 Bxe5 15. h3 Bxf3 16. Qxf3 Nc5 17. b4 Ne6 18. Ne2 Qh4 19. Qg4 Qf6 20. Qf3 Ng5 21. Qb3 f3 22. Ng3 Rf7 23. c5 Raf8 24. cxd6 cxd6 25. Rd3 Kh8 26. Bxg5 Qxg5 27. Qd5 Qh4 28. Nh1 fxg2 29. Kxg2 Qf4 30. Ng3 Qh4 31. Ne2 Qh5 32. Ng3 Qh4 33. Nh1 Rf4 34. Ng3 Qg5 35. Qe6 R4f6 36. Qg4 Qh6 37. Qd7 R6f7 38. Qe6 Rf6 39. Qg4 Rf4 40. Qe6 Rh4 41. f3 Qg5 42. f4 Bxf4 43. Rdf3 1-0

[Event "Titled Tuesday intern op 11th Apr Early"]
[Site "Chess.com INT"]
[Date "2023.04.11"]
[Round "3"]
[White "Prudnykova, Olga"]
[Black "Karsten, Jan"]
[Result "0-1"]
[ECO "B50"]
[WhiteElo "2268"]
[BlackElo "2292"]
[PlyCount "68"]
[EventDate "2023.04.11"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CBM 213 Extra"]
[Source "ChessBase"]
[SourceDate "2023.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.05.31"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. Nc3 Nf6 4. e5 dxe5 5. Nxe5 a6 6. g3 Qd6 7. Nf3 Bg4 8. Bg2 Qe6+ 9. Ne2 Nc6 10. 0-0 Qf5 11. Nh4 Qd7 12. Qe1 g5 13. Nf3 Qf5 14. Nxg5 Qxg5 15. d4 Qg7 16. d5 Nb4 17. d6 Nxc2 18. Qd2 Nxa1 19. Bxb7 Rd8 20. Bc6+ Bd7 21. Bxd7+ Rxd7 22. Nc3 Rxd6 23. Qe2 e6 24. Bf4 Rd8 25. Rxa1 Be7 26. Qxa6 0-0 27. Qb7 Bd6 28. Be3 Ng4 29. Ne4 Nxe3 30. fxe3 Qe5 31. Rf1 f5 32. Nc3 Qxe3+ 33. Kg2 Be5 34. Rf3 Rd2+ 0-1

[Event "Nairobi op"]
[Site "Nairobi"]
[Date "2023.04.10"]
[Round "9"]
[White "Karsten, Jan"]
[Black "Kayonde, Andrew"]
[Result "1/2-1/2"]
[ECO "B28"]
[WhiteElo "2292"]
[BlackElo "2363"]
[PlyCount "146"]
[EventDate "2023.04.06"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "KEN"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 a6 3. c3 d5 4. exd5 Qxd5 5. d4 e6 6. Be3 Nd7 7. c4 Qc6 8. Nc3 Ngf6 9. Qd2 Bd6 10. Rd1 0-0 11. Be2 cxd4 12. Bxd4 e5 13. Be3 Bb4 14. 0-0 Ne4 15. Qc2 Bxc3 16. bxc3 Re8 17. Rfe1 h6 18. Nd2 Nxd2 19. Rxd2 Nf6 20. Red1 Bg4 21. Rd6 Qc8 22. f3 Be6 23. Qd3 b5 24. cxb5 axb5 25. Qxb5 Qxc3 26. R6d3 Qa5 27. R3d2 Qxb5 28. Bxb5 Reb8 29. a4 Bb3 30. Re1 Bxa4 31. Bxa4 Rxa4 32. Bf2 e4 33. fxe4 Nxe4 34. Rd4 Rxd4 35. Bxd4 f5 36. h3 Rb4 37. Be5 g5 38. Rd1 Kf7 39. Bd4 Rc4 40. Bf2 Rc2 41. Be1 h5 42. Kf1 h4 43. Rd5 Ke6 44. Ra5 Rb2 45. Kg1 Re2 46. Kf1 Rc2 47. Kg1 Nc5 48. Ra3 Ke5 49. Rc3 Rxc3 50. Bxc3+ Ke4 51. Bf6 Ne6 52. Kf2 f4 53. Be7 Kf5 54. Kf3 Nd4+ 55. Kf2 f3 56. gxf3 Ne6 57. Kg2 Kf4 58. Kf2 Kf5 59. Kg2 Nf4+ 60. Kh2 Nd5 61. Ba3 Kf4 62. Kg2 Ne3+ 63. Kf2 Nd1+ 64. Kg2 Ne3+ 65. Kf2 Nd5 66. Kg2 Ke5 67. Bb2+ Ke6 68. Ba3 Kd7 69. Bc1 Nf4+ 70. Bxf4 gxf4 71. Kf1 Kd6 72. Ke2 Kc5 73. Kd3 Kd5 1/2-1/2

[Event "Nairobi op"]
[Site "Nairobi"]
[Date "2023.04.07"]
[Round "3"]
[White "Karsten, Jan"]
[Black "Tabu, Kasera Collins"]
[Result "1-0"]
[ECO "C64"]
[WhiteElo "2292"]
[PlyCount "47"]
[EventDate "2023.04.06"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "KEN"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 Bc5 4. 0-0 d6 5. h3 a6 6. Bxc6+ bxc6 7. c3 Nf6 8. d4 exd4 9. cxd4 Bb6 10. Nc3 0-0 11. Bg5 h6 12. Bh4 g5 13. Nxg5 hxg5 14. Bxg5 Kg7 15. e5 dxe5 16. dxe5 Qxd1 17. Bxf6+ Kh7 18. Raxd1 Rg8 19. Kh2 Be6 20. f4 Bc4 21. Rf3 Ba5 22. Rd4 Bb5 23. f5 c5 24. Rh4# 1-0

[Event "Nairobi op"]
[Site "Nairobi"]
[Date "2023.04.07"]
[Round "4"]
[White "Mwabu, Timothy"]
[Black "Karsten, Jan"]
[Result "1-0"]
[ECO "E61"]
[WhiteElo "1718"]
[BlackElo "2292"]
[PlyCount "53"]
[EventDate "2023.04.06"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "KEN"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 g6 3. h3 Bg7 4. Bf4 0-0 5. e3 d6 6. c4 c5 7. Nc3 cxd4 8. exd4 d5 9. c5 b6 10. cxb6 Qxb6 11. Qb3 Ba6 12. Qxb6 axb6 13. Nb5 Bxb5 14. Bxb5 Rc8 15. 0-0 Nbd7 16. Rfc1 Rxc1+ 17. Bxc1 Nf8 18. Be3 Ne6 19. Ne5 Ne4 20. Bc6 Rd8 21. a4 f5 22. Bd7 Nf8 23. Bb5 Bxe5 24. dxe5 Rb8 25. Rc1 Ne6 26. Rc6 N4c5 27. b4 1-0

[Event "Nairobi op"]
[Site "Nairobi"]
[Date "2023.04.06"]
[Round "1"]
[White "Karsten, Jan"]
[Black "Kuguru, Harrison Githinji"]
[Result "1-0"]
[ECO "C90"]
[WhiteElo "2292"]
[BlackElo "1614"]
[PlyCount "81"]
[EventDate "2023.04.06"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "KEN"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. 0-0 Be7 6. Re1 b5 7. Bb3 0-0 8. a3 d6 9. c3 Bb7 10. d4 exd4 11. cxd4 Na5 12. Bc2 c5 13. d5 Nc4 14. b3 Nb6 15. a4 Re8 16. Nbd2 Bf8 17. Bb2 g6 18. Bd3 c4 19. bxc4 Nxa4 20. Bd4 bxc4 21. Qxa4 cxd3 22. Rab1 Rb8 23. Bxf6 Qxf6 24. Rxb7 Rxb7 25. Qxe8 Rb2 26. Rc1 Rc2 27. Rb1 Rb2 28. Rxb2 Qxb2 29. e5 Kg7 30. e6 Qf6 31. h3 Qa1+ 32. Kh2 Qf6 33. Qxf7+ Qxf7 34. exf7 Kxf7 35. Nc4 Kf6 36. g4 Bh6 37. Kg2 a5 38. Nxd6 d2 39. Ne4+ Ke7 40. Nfxd2 Bxd2 41. Nxd2 1-0

[Event "Nairobi op"]
[Site "Nairobi"]
[Date "2023.04.06"]
[Round "2"]
[White "Mukose, Emmanuel"]
[Black "Karsten, Jan"]
[Result "0-1"]
[ECO "B94"]
[WhiteElo "1779"]
[BlackElo "2292"]
[PlyCount "34"]
[EventDate "2023.04.06"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "KEN"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bg5 Nbd7 7. f4 Qc7 8. Qf3 h6 9. Bh4 g5 10. fxg5 hxg5 11. Bxg5 Qc5 12. Qe3 Ng4 13. Qd2 Nxh2 14. Be3 Ne5 15. 0-0-0 Neg4 16. Nf5 Nxe3 17. Qxe3 Bh6 0-1

[Event "Noisiel op 8th"]
[Site "Noisiel"]
[Date "2023.02.23"]
[Round "9"]
[White "Karsten, Jan"]
[Black "Priyanka, Nutakki"]
[Result "0-1"]
[ECO "B12"]
[WhiteElo "2153"]
[BlackElo "2302"]
[PlyCount "62"]
[EventDate "2023.02.18"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "FRA"]
[SourceTitle "CBM 212 Extra"]
[Source "ChessBase"]
[SourceDate "2023.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.03.31"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. e5 c5 4. c3 Nc6 5. Be2 a6 6. Nf3 Bg4 7. Nbd2 e6 8. 0-0 Bh5 9. Nb3 c4 10. Nbd2 b5 11. b3 Nge7 12. Ba3 Nf5 13. Bxf8 Kxf8 14. a4 Bg6 15. Qc1 Rc8 16. axb5 axb5 17. bxc4 bxc4 18. Qa3+ Kg8 19. Bd1 h6 20. Ba4 Kh7 21. Bxc6 Rxc6 22. Rfb1 Nh4 23. Rb4 Nxf3+ 24. Nxf3 Be4 25. Nd2 Bxg2 26. Nxc4 Qg5 27. Ne3 Be4+ 28. Kf1 Bd3+ 29. Ke1 Ra6 30. Qxa6 Bxa6 31. Rxa6 Rc8 0-1

[Event "Noisiel op 8th"]
[Site "Noisiel"]
[Date "2023.02.22"]
[Round "7"]
[White "Meillon, Judicael"]
[Black "Karsten, Jan"]
[Result "1/2-1/2"]
[ECO "A30"]
[WhiteElo "2296"]
[BlackElo "2153"]
[PlyCount "25"]
[EventDate "2023.02.18"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "FRA"]
[SourceTitle "CBM 212 Extra"]
[Source "ChessBase"]
[SourceDate "2023.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.03.31"]
[SourceQuality "1"]

1. Nf3 Nf6 2. c4 g6 3. b3 Bg7 4. Bb2 0-0 5. g3 c5 6. Bg2 b6 7. 0-0 Bb7 8. Nc3 d5 9. Nxd5 Nxd5 10. Bxg7 Kxg7 11. cxd5 Qxd5 12. d4 Na6 13. dxc5 1/2-1/2

[Event "Noisiel op 8th"]
[Site "Noisiel"]
[Date "2023.02.21"]
[Round "6"]
[White "Karsten, Jan"]
[Black "Rudolf, Michal"]
[Result "0-1"]
[ECO "B12"]
[WhiteElo "2153"]
[BlackElo "2325"]
[PlyCount "180"]
[EventDate "2023.02.18"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "FRA"]
[SourceTitle "CBM 212 Extra"]
[Source "ChessBase"]
[SourceDate "2023.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.03.31"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. e5 c5 4. c3 Nc6 5. Be2 cxd4 6. cxd4 Bf5 7. Nf3 e6 8. 0-0 Nge7 9. a3 Bg4 10. Nbd2 Nf5 11. b4 Qb6 12. Bb2 Be7 13. h3 Bxf3 14. Nxf3 0-0 15. Qd2 Nh4 16. Nxh4 Bxh4 17. Bc3 a6 18. a4 Nb8 19. Rfc1 Be7 20. b5 axb5 21. a5 Qa7 22. Bxb5 Na6 23. Qb2 Rfc8 24. Bd2 h6 25. Bd3 Bd8 26. Rab1 Rcb8 27. Qb5 Nc7 28. Qc5 Na6 29. Qxa7 Rxa7 30. Rb3 Nc7 31. Bb4 Ne8 32. Rbc3 Bxa5 33. Rc8 Rxc8 34. Rxc8 Bxb4 35. Rxe8+ Bf8 36. Rb8 Ra1+ 37. Bf1 Rb1 38. g3 g5 39. Kg2 Rb4 40. Kf3 Rxd4 41. Rxb7 Re4 42. Bd3 Rxe5 43. Rb1 Kg7 44. g4 Be7 45. Rc1 Kf6 46. Rb1 Bd6 47. Rb6 Bc5 48. Rb5 Ba3 49. Rb1 Kg7 50. Ra1 Bb2 51. Rb1 Bc3 52. Rb3 Bd2 53. Rb1 Re1 54. Rxe1 Bxe1 55. Bb5 Kf6 56. Be8 Ba5 57. Ke2 Ke7 58. Ba4 Kd6 59. Be8 f6 60. Bf7 Ke5 61. f3 f5 62. Bg8 Bb6 63. Bf7 Bc5 64. Bg8 Bf8 65. Bf7 Kd6 66. Bg6 Ke5 67. Bf7 Kf6 68. Be8 Bg7 69. Bh5 e5 70. Be8 e4 71. Bd7 f4 72. Bc6 Ke5 73. Bb7 Kd4 74. Ba8 Kc4 75. fxe4 d4 76. Bc6 d3+ 77. Kf3 Be5 78. Kf2 Kc3 79. Ba4 Kd2 80. Bb5 Kc2 81. Ba4+ Kc1 82. Bb3 d2 83. Ke2 f3+ 84. Kxf3 d1Q+ 85. Bxd1 Kxd1 86. h4 Kd2 87. Kf2 Kd3 88. Kf3 Kd4 89. Kg2 Kxe4 90. Kh3 Kf4 0-1

[Event "Noisiel op 8th"]
[Site "Noisiel"]
[Date "2023.02.21"]
[Round "5"]
[White "Macon, Arthur"]
[Black "Karsten, Jan"]
[Result "1/2-1/2"]
[ECO "A49"]
[WhiteElo "2327"]
[BlackElo "2153"]
[PlyCount "45"]
[EventDate "2023.02.18"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "FRA"]
[SourceTitle "CBM 212 Extra"]
[Source "ChessBase"]
[SourceDate "2023.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.03.31"]
[SourceQuality "1"]

1. Nf3 Nf6 2. g3 g6 3. d4 Bg7 4. Bg2 0-0 5. 0-0 d6 6. b3 c5 7. c4 d5 8. Bb2 dxc4 9. bxc4 cxd4 10. Nxd4 Nc6 11. Nxc6 bxc6 12. Nd2 Qc7 13. Nf3 Rd8 14. Qa4 Ne4 15. Bxg7 Kxg7 16. Qc2 Nf6 17. Qc3 c5 18. Ne5 Bb7 19. Bxb7 Qxb7 20. Nd3 Qe4 21. Nxc5 Qd4 22. Qxd4 Rxd4 23. Rfd1 1/2-1/2

[Event "Noisiel op 8th"]
[Site "Noisiel"]
[Date "2023.02.20"]
[Round "4"]
[White "Karsten, Jan"]
[Black "Niermann, Tristan"]
[Result "1-0"]
[ECO "B76"]
[WhiteElo "2153"]
[BlackElo "2305"]
[PlyCount "75"]
[EventDate "2023.02.18"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "FRA"]
[SourceTitle "CBM 212 Extra"]
[Source "ChessBase"]
[SourceDate "2023.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.03.31"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Be3 Bg7 7. f3 0-0 8. Qd2 Nc6 9. 0-0-0 d5 10. exd5 Nxd5 11. Nxc6 bxc6 12. Bd4 e5 13. Bc5 Re8 14. Ne4 Qc7 15. h4 f5 16. Nd6 Rd8 17. Nxc8 Raxc8 18. Bc4 h5 19. Be3 Kh7 20. Bg5 e4 21. c3 e3 22. Qc2 Re8 23. g4 e2 24. Bxe2 Qe5 25. Bd3 Ne3 26. Bxe3 Qxe3+ 27. Kb1 Rb8 28. gxf5 Qe5 29. f6 Qxf6 30. Rhg1 Kh8 31. Rxg6 Qxf3 32. Rdg1 Re7 33. Qd2 Qe3 34. Qxe3 Rxe3 35. Rxg7 Rxd3 36. R7g5 Rb5 37. Rf5 Rbd5 38. Rxd5 1-0

[Event "Cape Town IM"]
[Site "Cape Town"]
[Date "2023.01.08"]
[Round "9"]
[White "Karsten, Jan"]
[Black "Bhawoodien, Mohamed Ozayr"]
[Result "1/2-1/2"]
[ECO "B96"]
[WhiteElo "2078"]
[BlackElo "2196"]
[PlyCount "58"]
[EventDate "2023.01.04"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "RSA"]
[SourceTitle "CBM 212 Extra"]
[Source "ChessBase"]
[SourceDate "2023.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.03.31"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bg5 e6 7. f4 h6 8. Bh4 Qb6 9. a3 Be7 10. Bf2 Qc7 11. Qf3 Nbd7 12. 0-0-0 b5 13. g4 Bb7 14. h4 Nc5 15. Bd3 d5 16. e5 Nfe4 17. Bxe4 Nxe4 18. Be1 Rc8 19. Rh3 Qb6 20. Qe3 Rc4 21. Nxe4 dxe4 22. Bb4 Bxb4 23. axb4 0-0 24. Nb3 Qc7 25. Nc5 Rxb4 26. Rd7 Qc6 27. Rd6 Qc7 28. Rd7 Qc6 29. Rd6 Qc7 1/2-1/2

[Event "Cape Town IM"]
[Site "Cape Town"]
[Date "2023.01.07"]
[Round "8"]
[White "Barrish, Daniel"]
[Black "Karsten, Jan"]
[Result "0-1"]
[ECO "E97"]
[WhiteElo "2257"]
[BlackElo "2078"]
[PlyCount "74"]
[EventDate "2023.01.04"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "RSA"]
[SourceTitle "CBM 212 Extra"]
[Source "ChessBase"]
[SourceDate "2023.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.03.31"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Nf3 0-0 6. Be2 e5 7. 0-0 Nc6 8. d5 Ne7 9. b4 a5 10. bxa5 Rxa5 11. a4 Ra8 12. Nd2 c5 13. dxc6 bxc6 14. Ba3 c5 15. Nb3 Nc6 16. Nb5 Nd4 17. N3xd4 exd4 18. e5 dxe5 19. Bxc5 Re8 20. Bb4 Ra6 21. Ra3 Nh5 22. Bxh5 gxh5 23. c5 e4 24. Nd6 Bg4 25. f3 exf3 26. gxf3 Bh3 27. f4 Bxf1 28. Qxf1 d3 29. Qxd3 Qa8 30. Qg3 Rxd6 31. cxd6 Qa7+ 32. Kf1 Qd4 33. Bc3 Qd1+ 34. Kg2 Re2+ 35. Kh3 Re3 36. Bxg7 Rxa3 37. Bc3+ Qg4+ 0-1

[Event "Cape Town IM"]
[Site "Cape Town"]
[Date "2023.01.07"]
[Round "7"]
[White "Karsten, Jan"]
[Black "Klaasen, Calvin Jong"]
[Result "0-1"]
[ECO "C78"]
[WhiteElo "2078"]
[BlackElo "2200"]
[PlyCount "126"]
[EventDate "2023.01.04"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "RSA"]
[SourceTitle "CBM 212 Extra"]
[Source "ChessBase"]
[SourceDate "2023.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.03.31"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. 0-0 b5 6. Bb3 Bc5 7. c3 d6 8. d4 Bb6 9. Be3 0-0 10. Nbd2 h6 11. h3 Re8 12. Bc2 Bb7 13. d5 Ne7 14. Bxb6 cxb6 15. Re1 Ng6 16. Bd3 Bc8 17. Bf1 Nf4 18. Kh2 Nh7 19. g3 Ng6 20. c4 b4 21. a3 bxa3 22. Rxa3 f5 23. b4 Nf6 24. Qc2 fxe4 25. Nxe4 Bf5 26. Bd3 Bxe4 27. Bxe4 Nxe4 28. Qxe4 Nf8 29. Nh4 Ra7 30. Rf3 Ree7 31. c5 bxc5 32. bxc5 dxc5 33. d6 Re6 34. Qc4 Qxd6 35. Nf5 Qc6 36. Rfe3 Qb5 37. Qg4 c4 38. Rd1 Rg6 39. Qh4 Rf6 40. Qg4 Raf7 41. Rf3 Qb6 42. Qxc4 Qe6 43. Qxe6 Nxe6 44. Rd6 Ng5 45. Nxh6+ Rxh6 46. Rd8+ Kh7 47. Rxf7 Nxf7 48. Rd7 Rf6 49. Kg2 Kg6 50. f3 Rd6 51. Ra7 Rd2+ 52. Kf1 Ra2 53. h4 Nd6 54. g4 Nb5 55. Rd7 Kf6 56. Rb7 Nd4 57. Rb6+ Kf7 58. Rb7+ Kg6 59. h5+ Kh6 60. Rb6+ Kh7 61. f4 exf4 62. g5 Nf3 63. g6+ Kh6 0-1

[Event "Cape Town IM"]
[Site "Cape Town"]
[Date "2023.01.06"]
[Round "5"]
[White "Karsten, Jan"]
[Black "Oatlhotse, Providence"]
[Result "1-0"]
[ECO "B12"]
[WhiteElo "2078"]
[BlackElo "2209"]
[PlyCount "83"]
[EventDate "2023.01.04"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "RSA"]
[SourceTitle "CBM 212 Extra"]
[Source "ChessBase"]
[SourceDate "2023.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.03.31"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. e5 c5 4. c3 Nc6 5. Be2 a6 6. Nf3 Bg4 7. Nbd2 e6 8. 0-0 cxd4 9. cxd4 Qb6 10. h3 Bh5 11. Nb3 Nge7 12. g4 Bg6 13. Nh4 f6 14. Be3 Bf7 15. Ng2 0-0-0 16. f4 f5 17. Nc5 h5 18. g5 Kb8 19. b4 Nc8 20. Rb1 N6a7 21. a4 Ka8 22. Qd2 Bxc5 23. dxc5 Qc7 24. Rfc1 d4 25. Bf2 Be8 26. c6 bxc6 27. b5 axb5 28. axb5 c5 29. Bf3+ Kb8 30. b6 Nxb6 31. Qa5 Bb5 32. Rxb5 Nxb5 33. Qxb5 Rd5 34. Bxd5 exd5 35. Bxd4 Qb7 36. Bxc5 Nc4 37. Qxb7+ Kxb7 38. Ne3 Nxe3 39. Bxe3 Ra8 40. Bd4 Ra4 41. e6 Rxd4 42. Re1 1-0

[Event "Cape Town IM"]
[Site "Cape Town"]
[Date "2023.01.06"]
[Round "6"]
[White "Kobese, Watu"]
[Black "Karsten, Jan"]
[Result "1/2-1/2"]
[ECO "B92"]
[WhiteElo "2302"]
[BlackElo "2078"]
[PlyCount "49"]
[EventDate "2023.01.04"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "RSA"]
[SourceTitle "CBM 212 Extra"]
[Source "ChessBase"]
[SourceDate "2023.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.03.31"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Be2 e5 7. Nb3 Be7 8. g4 h6 9. h4 Be6 10. Be3 d5 11. exd5 Nxd5 12. Nxd5 Qxd5 13. Qxd5 Bxd5 14. f3 Nd7 15. 0-0-0 Be6 16. f4 0-0-0 17. Bf3 exf4 18. Bxf4 Nf6 19. Rde1 Bd6 20. Bxd6 Rxd6 21. g5 Nd7 22. gxh6 Rxh6 23. h5 Bd5 24. Bxd5 Rxd5 25. Rhg1 1/2-1/2

[Event "Cape Town IM"]
[Site "Cape Town"]
[Date "2023.01.05"]
[Round "4"]
[White "Fawzy, Adham"]
[Black "Karsten, Jan"]
[Result "1-0"]
[ECO "B91"]
[WhiteElo "2489"]
[BlackElo "2078"]
[PlyCount "59"]
[EventDate "2023.01.04"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "RSA"]
[SourceTitle "CBM 212 Extra"]
[Source "ChessBase"]
[SourceDate "2023.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.03.31"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. g3 e5 7. Nde2 Be7 8. a4 0-0 9. Bg2 Nc6 10. 0-0 Nb4 11. b3 Be6 12. Ba3 a5 13. Nb5 d5 14. exd5 Bxd5 15. Bxd5 Qxd5 16. c4 Qxd1 17. Raxd1 Rfd8 18. Kg2 Rac8 19. Nec3 Nc6 20. Bd6 Bxd6 21. Nxd6 Rc7 22. Ncb5 Rcd7 23. c5 Ne4 24. Rd5 b6 25. cxb6 Nxd6 26. Rfd1 Nd4 27. Rxd6 Rxd6 28. Nxd6 Nxb3 29. b7 Rb8 30. Rb1 1-0

[Event "Cape Town IM"]
[Site "Cape Town"]
[Date "2023.01.05"]
[Round "3"]
[White "Karsten, Jan"]
[Black "Salimu, Reuben"]
[Result "1-0"]
[ECO "C67"]
[WhiteElo "2078"]
[BlackElo "1860"]
[PlyCount "57"]
[EventDate "2023.01.04"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "RSA"]
[SourceTitle "CBM 212 Extra"]
[Source "ChessBase"]
[SourceDate "2023.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.03.31"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 Nf6 4. 0-0 Nxe4 5. Re1 Nd6 6. Nxe5 Nxe5 7. Rxe5+ Be7 8. Bf1 0-0 9. d4 Ne8 10. c4 Bf6 11. Re1 d5 12. cxd5 Qxd5 13. Be3 Bf5 14. Nc3 Qd7 15. Rc1 c6 16. d5 Bxc3 17. Rxc3 cxd5 18. Bc5 Nd6 19. Qxd5 Rfd8 20. Qf3 g6 21. Rd1 Qe6 22. Re3 Ne4 23. Rde1 Qc6 24. Ba3 Rd4 25. g4 Bxg4 26. Qxg4 f5 27. Qe2 Nd2 28. Bg2 Qf6 29. Re8+ 1-0

[Event "Cape Town IM"]
[Site "Cape Town"]
[Date "2023.01.04"]
[Round "1"]
[White "Cawdery, Daniel"]
[Black "Karsten, Jan"]
[Result "1/2-1/2"]
[ECO "B23"]
[WhiteElo "2396"]
[BlackElo "2078"]
[PlyCount "56"]
[EventDate "2023.01.04"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "RSA"]
[SourceTitle "CBM 212 Extra"]
[Source "ChessBase"]
[SourceDate "2023.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.03.31"]
[SourceQuality "1"]

1. e4 c5 2. Nc3 d6 3. d4 cxd4 4. Qxd4 Nc6 5. Qd2 g6 6. b3 Bh6 7. f4 Nf6 8. Bb2 0-0 9. 0-0-0 e5 10. g3 Re8 11. Kb1 Bg4 12. Be2 Nd4 13. Bxg4 Nxg4 14. Nd5 Rc8 15. h3 Rxc2 16. Qxc2 Nxc2 17. hxg4 Bg7 18. Kxc2 exf4 19. Bxg7 Kxg7 20. gxf4 Rxe4 21. g5 Re6 22. Nf3 Qa5 23. Rd2 Qxa2+ 24. Kc3 Qa3 25. Nf6 Re3+ 26. Rd3 Qa5+ 27. Kc2 Qa2+ 28. Kc3 Qa5+ 1/2-1/2

[Event "Cape Town IM"]
[Site "Cape Town"]
[Date "2023.01.04"]
[Round "2"]
[White "Kayonde, Andrew"]
[Black "Karsten, Jan"]
[Result "1-0"]
[ECO "B22"]
[WhiteElo "2378"]
[BlackElo "2078"]
[PlyCount "55"]
[EventDate "2023.01.04"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "RSA"]
[SourceTitle "CBM 212 Extra"]
[Source "ChessBase"]
[SourceDate "2023.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.03.31"]
[SourceQuality "1"]

1. e4 c5 2. c3 Nf6 3. e5 Nd5 4. Nf3 d6 5. Na3 e6 6. Nc4 dxe5 7. Ncxe5 Be7 8. d4 0-0 9. dxc5 Bxc5 10. Bc4 Nd7 11. Nd3 Bd6 12. Bxd5 exd5 13. 0-0 Qc7 14. h3 Nf6 15. Nd4 Bd7 16. Qf3 Rfe8 17. Bf4 Re4 18. Bxd6 Qxd6 19. Rad1 Rae8 20. Qg3 Qxg3 21. fxg3 Re3 22. g4 Ba4 23. b3 Bd7 24. Rf3 h5 25. g5 Nh7 26. Rxe3 Rxe3 27. Kf2 Re8 28. h4 1-0

[Event "Africa-ch U20"]
[Site "Bejaia"]
[Date "2022.11.19"]
[Round "9"]
[White "Junior, Domingos"]
[Black "Karsten, Jan"]
[Result "1/2-1/2"]
[ECO "B99"]
[WhiteElo "2072"]
[BlackElo "2058"]
[PlyCount "47"]
[EventDate "2022.11.13"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ALG"]
[SourceTitle "CBM 211 Extra"]
[Source "ChessBase"]
[SourceDate "2023.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.01.31"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bg5 e6 7. f4 Be7 8. Qf3 Qc7 9. 0-0-0 Nbd7 10. Bd3 b5 11. Rhe1 Bb7 12. Nd5 exd5 13. exd5 Kf8 14. Nf5 Bd8 15. Qg3 Rg8 16. Nxg7 Rxg7 17. Bh6 Nh5 18. Qe3 Bf6 19. g4 Qa5 20. g5 Bxb2+ 21. Kxb2 Qb4+ 22. Ka1 Qc3+ 23. Kb1 Qb4+ 24. Ka1 1/2-1/2

[Event "Africa-ch U20"]
[Site "Bejaia"]
[Date "2022.11.18"]
[Round "8"]
[White "Karsten, Jan"]
[Black "Nhamuave, Eleazar"]
[Result "1-0"]
[ECO "C43"]
[WhiteElo "2058"]
[BlackElo "1706"]
[PlyCount "27"]
[EventDate "2022.11.13"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ALG"]
[SourceTitle "CBM 211 Extra"]
[Source "ChessBase"]
[SourceDate "2023.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.01.31"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nf6 3. d4 Nxe4 4. Bd3 d5 5. Nxe5 Nd7 6. Nc3 Bb4 7. 0-0 Nxe5 8. dxe5 Nxc3 9. bxc3 Bxc3 10. Rb1 Qh4 11. Be3 Bg4 12. Bb5+ c6 13. Qxd5 Be6 14. Qd3 1-0

[Event "Africa-ch U20"]
[Site "Bejaia"]
[Date "2022.11.17"]
[Round "7"]
[White "Hallal, Tarik"]
[Black "Karsten, Jan"]
[Result "1/2-1/2"]
[ECO "B99"]
[WhiteElo "1890"]
[BlackElo "2058"]
[PlyCount "36"]
[EventDate "2022.11.13"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ALG"]
[SourceTitle "CBM 211 Extra"]
[Source "ChessBase"]
[SourceDate "2023.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.01.31"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bg5 e6 7. f4 Be7 8. Qf3 Qc7 9. 0-0-0 Nbd7 10. Bd3 b5 11. Rhe1 Bb7 12. a3 Qb6 13. Nb3 Rc8 14. Qg3 b4 15. axb4 Qxb4 16. Kb1 Nc5 17. Bxf6 gxf6 18. Qg7 Rf8 1/2-1/2

[Event "Africa-ch U20"]
[Site "Bejaia"]
[Date "2022.11.16"]
[Round "5"]
[White "Abderrahim Taleb, Mohamed"]
[Black "Karsten, Jan"]
[Result "0-1"]
[ECO "B22"]
[WhiteElo "2064"]
[BlackElo "2058"]
[PlyCount "59"]
[EventDate "2022.11.13"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ALG"]
[SourceTitle "CBM 211 Extra"]
[Source "ChessBase"]
[SourceDate "2023.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.01.31"]
[SourceQuality "1"]

1. e4 c5 2. c3 Nf6 3. e5 Nd5 4. d4 cxd4 5. Nf3 d6 6. exd6 e6 7. Qxd4 Nc6 8. Bb5 Bd7 9. Bxc6 Bxc6 10. Na3 Qxd6 11. 0-0 Nf6 12. Nc4 Qxd4 13. Nxd4 Bd5 14. Ne3 Bc5 15. Rd1 0-0-0 16. Nxd5 Rxd5 17. Be3 Rhd8 18. Re1 Ng4 19. b4 Nxe3 20. fxe3 Bb6 21. Rac1 R5d7 22. Kf2 e5 23. Nb3 f5 24. c4 Bc7 25. c5 Rd3 26. b5 Kb8 27. Rc4 g5 28. g4 f4 29. Kf3 Rd1 30. Ke2 0-1

[Event "Africa-ch U20"]
[Site "Bejaia"]
[Date "2022.11.16"]
[Round "6"]
[White "Karsten, Jan"]
[Black "Brahami, Lamine"]
[Result "1-0"]
[ECO "B97"]
[WhiteElo "2058"]
[BlackElo "2210"]
[PlyCount "93"]
[EventDate "2022.11.13"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ALG"]
[SourceTitle "CBM 211 Extra"]
[Source "ChessBase"]
[SourceDate "2023.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.01.31"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bg5 e6 7. f4 Qb6 8. Nb3 Be7 9. Qd2 Nbd7 10. 0-0-0 Qc7 11. Bxf6 Nxf6 12. g4 b5 13. a3 Bb7 14. Bg2 Nd7 15. g5 0-0 16. Kb1 Rab8 17. h4 Nb6 18. h5 Nc4 19. Qe1 Rfc8 20. Rh3 Bc6 21. Rg3 a5 22. f5 b4 23. axb4 a4 24. Nd2 Be8 25. Na2 d5 26. Nxc4 dxc4 27. e5 exf5 28. Bd5 Rd8 29. e6 Rxd5 30. Rxd5 fxe6 31. Re3 Bxh5 32. Rxe6 Bf8 33. Qe5 Qxe5 34. Rexe5 f4 35. Rd4 f3 36. Re1 Be7 37. Rh4 f2 38. Rf1 Bf7 39. Rg4 Rb5 40. Rxf2 Bxg5 41. Nc3 Re5 42. Re4 Rxe4 43. Nxe4 Be7 44. b5 h5 45. Rh2 Be8 46. b6 Bc6 47. Nd6 1-0

[Event "Africa-ch U20"]
[Site "Bejaia"]
[Date "2022.11.15"]
[Round "4"]
[White "Karsten, Jan"]
[Black "Mcligeyo, Robert Oluka"]
[Result "1/2-1/2"]
[ECO "C54"]
[WhiteElo "2058"]
[BlackElo "1786"]
[PlyCount "23"]
[EventDate "2022.11.13"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ALG"]
[SourceTitle "CBM 211 Extra"]
[Source "ChessBase"]
[SourceDate "2023.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.01.31"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. c3 Nf6 5. d3 0-0 6. 0-0 d5 7. exd5 Nxd5 8. Re1 Bg4 9. Nbd2 Nb6 10. h3 Bh5 11. Bb3 Qxd3 12. Ne4 1/2-1/2

[Event "Africa-ch U20"]
[Site "Bejaia"]
[Date "2022.11.14"]
[Round "3"]
[White "Bidi, Abdeljalil"]
[Black "Karsten, Jan"]
[Result "1/2-1/2"]
[ECO "B92"]
[WhiteElo "1777"]
[BlackElo "2058"]
[PlyCount "124"]
[EventDate "2022.11.13"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ALG"]
[SourceTitle "CBM 211 Extra"]
[Source "ChessBase"]
[SourceDate "2023.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.01.31"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Be2 e5 7. Nb3 Be7 8. 0-0 0-0 9. Kh1 Nc6 10. f4 Re8 11. f5 b5 12. a4 b4 13. Nd5 Nxd5 14. Qxd5 Bb7 15. Bc4 Rf8 16. a5 Qc7 17. Qd3 Nd4 18. Nxd4 exd4 19. f6 Bxf6 20. Rxf6 gxf6 21. Bh6 Kh8 22. Qxd4 Qe7 23. Bxf8 Rxf8 24. Bd3 Re8 25. Rf1 Kg7 26. Qxb4 Bxe4 27. Bxe4 Qxe4 28. Qxd6 Re6 29. Qg3+ Kh8 30. Rd1 Re8 31. Qc3 Kg7 32. h3 Re5 33. Rf1 h5 34. b4 Re6 35. Qg3+ Kh7 36. c3 h4 37. Qg4 Qxg4 38. hxg4 Rc6 39. Rf3 Kg6 40. Kh2 Rc7 41. Kh3 Rc4 42. Kxh4 f5 43. Rxf5 Rxc3 44. Rc5 Rb3 45. Rc6+ Kg7 46. Rxa6 Rxb4 47. Kh3 Ra4 48. Ra8 Ra3+ 49. g3 Ra1 50. a6 Ra2 51. a7 Ra1 52. Kg2 Ra2+ 53. Kf3 Ra3+ 54. Kf4 Ra4+ 55. Kf5 Ra5+ 56. Ke4 Ra4+ 57. Kd5 Ra1 58. g5 Rd1+ 59. Kc4 Rc1+ 60. Kb3 Ra1 61. g4 Ra6 62. Kb4 Ra1 1/2-1/2

[Event "Africa-ch U20"]
[Site "Bejaia"]
[Date "2022.11.14"]
[Round "2"]
[White "Karsten, Jan"]
[Black "Zane, Rayane"]
[Result "1/2-1/2"]
[ECO "B52"]
[WhiteElo "2058"]
[BlackElo "2032"]
[PlyCount "55"]
[EventDate "2022.11.13"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ALG"]
[SourceTitle "CBM 211 Extra"]
[Source "ChessBase"]
[SourceDate "2023.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.01.31"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. Bb5+ Bd7 4. Bxd7+ Nxd7 5. 0-0 Ngf6 6. Qe2 e6 7. d4 cxd4 8. Nxd4 Nc5 9. f3 Be7 10. c4 0-0 11. Nc3 Rc8 12. Be3 a6 13. Rfd1 Qe8 14. b3 Bd8 15. Bf2 h6 16. Rac1 Bc7 17. Nc2 b6 18. Rd2 Qe7 19. Nb4 Qe8 20. Bg3 Nh5 21. Bxd6 Bxd6 22. Rxd6 Qe7 23. Qd2 Nb7 24. Rxb6 Qc5+ 25. Qf2 Qg5 26. Rxb7 Qxc1+ 27. Qf1 Qxc3 28. Nxa6 1/2-1/2

[Event "Africa-ch U20"]
[Site "Bejaia"]
[Date "2022.11.13"]
[Round "1"]
[White "Zouari, Mohanned"]
[Black "Karsten, Jan"]
[Result "0-1"]
[ECO "B25"]
[WhiteElo "1661"]
[BlackElo "2058"]
[PlyCount "67"]
[EventDate "2022.11.13"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ALG"]
[SourceTitle "CBM 211 Extra"]
[Source "ChessBase"]
[SourceDate "2023.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.01.31"]
[SourceQuality "1"]

1. e4 c5 2. Nc3 d6 3. f4 g6 4. Nf3 Bg7 5. g3 Nc6 6. Bg2 Nf6 7. 0-0 0-0 8. d3 Rb8 9. a4 a6 10. h3 b5 11. axb5 axb5 12. g4 b4 13. Ne2 Nd7 14. f5 Bb7 15. Nf4 Nce5 16. g5 Nxf3+ 17. Bxf3 Ne5 18. Bg2 Qd7 19. fxg6 hxg6 20. Qe2 Ra8 21. Bd2 e6 22. Qf2 Rxa1 23. Rxa1 Ra8 24. Qe1 Qe7 25. h4 Ba6 26. Kh1 b3 27. c4 Nc6 28. e5 Bb7 29. Be3 Rxa1 30. Qxa1 dxe5 31. Qa4 exf4 32. Bxf4 Bxb2 33. Bxc6 Bxc6+ 34. Qxc6 0-1

[Event "Wch U20 59th"]
[Site "Cala Gonone"]
[Date "2022.10.22"]
[Round "11"]
[White "Karsten, Jan"]
[Black "Martins, Bruno Andre Leite"]
[Result "0-1"]
[ECO "C11"]
[WhiteElo "1985"]
[BlackElo "2306"]
[PlyCount "74"]
[EventDate "2022.10.12"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "ITA"]
[SourceTitle "CBM 210 Extra"]
[Source "ChessBase"]
[SourceDate "2022.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2022.11.30"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nc3 Nf6 4. e5 Nfd7 5. f4 c5 6. Nf3 Nc6 7. Be3 cxd4 8. Nxd4 Qb6 9. Qd2 Qxb2 10. Rb1 Qa3 11. Bb5 Nxd4 12. Bxd4 a6 13. Bxd7+ Bxd7 14. Rb3 Qe7 15. Rxb7 Rc8 16. 0-0 Qd8 17. Rfb1 Be7 18. Bb6 Bc5+ 19. Bxc5 Rxc5 20. Rb8 Rc8 21. Rxc8 Qxc8 22. Ne2 0-0 23. Nd4 Qc4 24. Qb4 Qc7 25. Rb3 Rc8 26. c3 Be8 27. Ne2 h6 28. Qd4 Bb5 29. Nc1 Qa5 30. Qd2 Qb6+ 31. Qf2 Qa5 32. Qd2 Ba4 33. Rb4 Qc5+ 34. Rd4 Bb5 35. a4 Bxa4 36. Nd3 Qa3 37. Kf2 Bb5 0-1

[Event "Wch U20 59th"]
[Site "Cala Gonone"]
[Date "2022.10.21"]
[Round "10"]
[White "Nouri, Alekhine"]
[Black "Karsten, Jan"]
[Result "1/2-1/2"]
[ECO "B90"]
[WhiteElo "2251"]
[BlackElo "1985"]
[PlyCount "95"]
[EventDate "2022.10.12"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "ITA"]
[SourceTitle "CBM 210 Extra"]
[Source "ChessBase"]
[SourceDate "2022.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2022.11.30"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Qe2 e5 7. Nf5 d5 8. Bg5 d4 9. 0-0-0 Nc6 10. Qf3 Qa5 11. Bxf6 dxc3 12. Bc4 Qb4 13. Bb3 gxf6 14. a3 cxb2+ 15. Kb1 Qxa3 16. Bxf7+ Kxf7 17. Qh5+ Ke6 18. Qe8+ Ne7 19. Rd6+ Qxd6 20. Nxd6 Kxd6 21. Qf7 Kc7 22. h4 Bd7 23. Qxf6 Ng6 24. h5 Be7 25. Qf7 Raf8 26. Qc4+ Bc6 27. hxg6 hxg6 28. Rxh8 Rxh8 29. Qf7 Kd7 30. Qxg6 Rf8 31. Qg4+ Kc7 32. Qg7 Kd6 33. f3 Bd7 34. Kxb2 Be6 35. Qh6 Kd7 36. Qg7 Rf7 37. Qh8 Rf8 38. Qg7 b5 39. Kb1 Kd6 40. Qh6 Kd7 41. Qg7 b4 42. Qxe5 Bf6 43. Qc5 Rc8 44. Qa7+ Rc7 45. Qxa6 Bc3 46. e5 Bxe5 47. Qb5+ Kd6 48. Qxb4+ 1/2-1/2

[Event "Wch U20 59th"]
[Site "Cala Gonone"]
[Date "2022.10.20"]
[Round "9"]
[White "Karsten, Jan"]
[Black "Wartiovaara, Oliver"]
[Result "1/2-1/2"]
[ECO "C07"]
[WhiteElo "1985"]
[BlackElo "2297"]
[PlyCount "97"]
[EventDate "2022.10.12"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "ITA"]
[SourceTitle "CBM 210 Extra"]
[Source "ChessBase"]
[SourceDate "2022.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2022.11.30"]
[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 Qc7 9. Qe2 Ne7 10. e5 Ng6 11. Nf3 f6 12. Bxg6+ hxg6 13. Qd3 Kf7 14. Bf4 g5 15. Bg3 Qa5+ 16. c3 g4 17. Nd2 f5 18. Bf4 Be7 19. 0-0 g5 20. Be3 Qc7 21. f4 gxf3 22. Nxf3 g4 23. Nd2 Rh5 24. Bf4 Bc5+ 25. Kh1 Rah8 26. b4 Bb6 27. c4 Qd8 28. c5 Rxh2+ 29. Bxh2 Qh4 30. Rxf5+ exf5 31. Nf1 Bc7 32. Kg1 Ke6 33. Rd1 g3 34. Qxg3 Qxg3 35. Bxg3 a5 36. bxa5 Ra8 37. Nd2 Bxa5 38. Nb3 Bb4 39. Nd4+ Kf7 40. e6+ Bxe6 41. Nxc6 Bxc5+ 42. Bf2 Bxf2+ 43. Kxf2 Rxa2+ 44. Kf3 Kf6 45. Nd4 Ke5 46. Nc6+ Kd6 47. Nd4 Bd7 48. Ne2 Ke5 49. Rxd5+ 1/2-1/2

[Event "Wch U20 59th"]
[Site "Cala Gonone"]
[Date "2022.10.19"]
[Round "8"]
[White "Cappelletto, Joshuaede"]
[Black "Karsten, Jan"]
[Result "0-1"]
[ECO "B53"]
[WhiteElo "2337"]
[BlackElo "1985"]
[PlyCount "98"]
[EventDate "2022.10.12"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "ITA"]
[SourceTitle "CBM 210 Extra"]
[Source "ChessBase"]
[SourceDate "2022.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2022.11.30"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Qxd4 Nc6 5. Qe3 a6 6. Be2 Nf6 7. 0-0 g6 8. Rd1 Bg7 9. h3 Bd7 10. Nc3 Qc7 11. Rb1 0-0 12. Qf4 b5 13. Qh4 b4 14. Nd5 Nxd5 15. exd5 Ne5 16. Nd4 Bf6 17. Bg5 Bxg5 18. Qxg5 Bb5 19. Qd2 Bxe2 20. Qxe2 Rfe8 21. Kh1 Qb7 22. f4 Nd7 23. Qf3 Rac8 24. Nc6 Nb8 25. Nxb8 Rxb8 26. Rd2 Rbc8 27. f5 Qd7 28. fxg6 hxg6 29. Rf2 e6 30. dxe6 Qxe6 31. Ra1 Rc5 32. a3 Rf5 33. Qg3 bxa3 34. bxa3 Rxf2 35. Qxf2 Qe2 36. Qxe2 Rxe2 37. Rd1 Re3 38. a4 Re4 39. a5 Re5 40. Ra1 Rc5 41. Rd1 d5 42. Kh2 Rxa5 43. Rd4 Rc5 44. Ra4 a5 45. Kg3 Kg7 46. Kf3 Rc3+ 47. Kf2 Rxc2+ 48. Ke3 Rxg2 49. Rxa5 Rg3+ 0-1

[Event "Wch U20 59th"]
[Site "Cala Gonone"]
[Date "2022.10.18"]
[Round "7"]
[White "Karsten, Jan"]
[Black "Persico, Lorenzo"]
[Result "1-0"]
[ECO "C54"]
[WhiteElo "1985"]
[BlackElo "2007"]
[PlyCount "75"]
[EventDate "2022.10.12"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "ITA"]
[SourceTitle "CBM 210 Extra"]
[Source "ChessBase"]
[SourceDate "2022.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2022.11.30"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. c3 Nf6 5. d3 d6 6. 0-0 a6 7. a4 Ba7 8. Re1 h6 9. Nbd2 0-0 10. h3 Re8 11. b4 Be6 12. Bxe6 Rxe6 13. Bb2 Nh5 14. Nf1 Rg6 15. Bc1 Qf6 16. N1h2 Nf4 17. Bxf4 Qxf4 18. Ra2 Qg3 19. Ng4 h5 20. d4 Qf4 21. g3 Rxg4 22. hxg4 Qxg4 23. b5 Ne7 24. Nh4 Qe6 25. Rb2 Qc4 26. bxa6 bxa6 27. Nf3 Qxc3 28. Rc2 Qa5 29. dxe5 dxe5 30. Qd7 Bc5 31. Rec1 Ba3 32. Rd1 c6 33. Qb7 Rd8 34. Rxd8+ Qxd8 35. Rd2 Qa5 36. Qb3 Bb4 37. Ng5 Nd5 38. exd5 1-0

[Event "Wch U20 59th"]
[Site "Cala Gonone"]
[Date "2022.10.16"]
[Round "6"]
[White "Sitbon, Itay"]
[Black "Karsten, Jan"]
[Result "1-0"]
[ECO "D30"]
[WhiteElo "2133"]
[BlackElo "1985"]
[PlyCount "100"]
[EventDate "2022.10.12"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "ITA"]
[SourceTitle "CBM 210 Extra"]
[Source "ChessBase"]
[SourceDate "2022.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2022.11.30"]
[SourceQuality "1"]

1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. e3 e6 5. Bd3 dxc4 6. Bxc4 Nbd7 7. 0-0 Bd6 8. b3 0-0 9. Bb2 Qe7 10. Ne5 c5 11. f4 cxd4 12. exd4 Nb6 13. Bd3 Nbd5 14. Qf3 Nb4 15. Bc4 Nc2 16. Nc3 Nxd4 17. Qh3 Bc5 18. Kh1 h6 19. Rad1 Nf5 20. Na4 Ne4 21. Qf3 Qh4 22. Nxc5 Nxc5 23. Ba3 Qe7 24. Nd3 b6 25. Nxc5 bxc5 26. Qxa8 Bb7 27. Bxc5 Bxa8 28. Bxe7 Nxe7 29. Rd7 Nf5 30. Rfd1 Ne3 31. R1d2 a5 32. Kg1 a4 33. Rd8 axb3 34. Rxf8+ Kxf8 35. Rd8+ Ke7 36. Rxa8 Nxc4 37. axb3 Nb6 38. Ra7+ Kf6 39. Kf2 Nd5 40. Kf3 g5 41. fxg5+ hxg5 42. Rb7 Kg6 43. b4 f5 44. b5 e5 45. b6 e4+ 46. Kf2 e3+ 47. Ke1 Nf4 48. Rd7 Nxg2+ 49. Ke2 f4 50. b7 g4 1-0

[Event "Wch U20 59th"]
[Site "Cala Gonone"]
[Date "2022.10.15"]
[Round "5"]
[White "Karsten, Jan"]
[Black "Gov, Guy"]
[Result "1/2-1/2"]
[ECO "C54"]
[WhiteElo "1985"]
[BlackElo "2121"]
[PlyCount "109"]
[EventDate "2022.10.12"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "ITA"]
[SourceTitle "CBM 210 Extra"]
[Source "ChessBase"]
[SourceDate "2022.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2022.11.30"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. c3 Nf6 5. d3 d6 6. 0-0 a6 7. a4 Ba7 8. Re1 h6 9. Nbd2 g5 10. b4 Nh7 11. Kh1 0-0 12. d4 g4 13. Ng1 exd4 14. cxd4 Bxd4 15. Ra3 Bxf2 16. Rf1 Bd4 17. Ne2 Bg7 18. Nf4 Ne5 19. Ba2 Nf6 20. Bb2 Kh7 21. Qa1 Qe7 22. Nc4 Re8 23. Nxe5 dxe5 24. Nd3 Be6 25. Bxe5 Nh5 26. Bxg7 Nxg7 27. Bb1 Qg5 28. Qc3 Nh5 29. Nc5 Kg8 30. Nxe6 Rxe6 31. Qxc7 Rf6 32. Rxf6 Qxf6 33. Qc1 Rd8 34. Rd3 Nf4 35. Rxd8+ Qxd8 36. Bc2 Qf6 37. Qd1 h5 38. b5 axb5 39. axb5 Qb2 40. Qb1 Qd4 41. Qf1 Qe3 42. Bb1 Qd2 43. e5 Qe3 44. Ba2 Qxe5 45. Bc4 Qe4 46. Kg1 Qd4+ 47. Kh1 h4 48. Qc1 Kg7 49. Bf1 Qe4 50. Qc3+ Kh7 51. Qf6 h3 52. Qxf7+ Kh6 53. Qf6+ Ng6 54. Qf2 Kg5 55. Kg1 1/2-1/2

[Event "Wch U20 59th"]
[Site "Cala Gonone"]
[Date "2022.10.14"]
[Round "4"]
[White "Hercegovac, Neven"]
[Black "Karsten, Jan"]
[Result "1-0"]
[ECO "B23"]
[WhiteElo "2175"]
[BlackElo "1985"]
[PlyCount "69"]
[EventDate "2022.10.12"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "ITA"]
[SourceTitle "CBM 210 Extra"]
[Source "ChessBase"]
[SourceDate "2022.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2022.11.30"]
[SourceQuality "1"]

1. e4 c5 2. Nc3 d6 3. d4 cxd4 4. Qxd4 Nc6 5. Qd2 g6 6. b3 Bh6 7. f4 e5 8. Nb5 Bxf4 9. Qxd6 Qxd6 10. Nxd6+ Kf8 11. Ba3 Nge7 12. c3 Kg7 13. Bc4 f6 14. Nf3 a6 15. Rd1 b5 16. Nxc8 Raxc8 17. Be6 Rcd8 18. Ke2 f5 19. exf5 gxf5 20. g3 Bh6 21. Bc5 Kf6 22. Bd7 Nd4+ 23. cxd4 Rxd7 24. dxe5+ Ke6 25. Nd4+ Kxe5 26. Bxe7 Rxe7 27. Nc6+ Kf6+ 28. Nxe7 Kxe7 29. Kf3 Rc8 30. Rhe1+ Kf6 31. Rd6+ Kg5 32. h4+ Kh5 33. Re5 Rc3+ 34. Kg2 Kg4 35. Rxh6 1-0

[Event "Wch U20 59th"]
[Site "Cala Gonone"]
[Date "2022.10.13"]
[Round "2"]
[White "Ansat, Aldiyar"]
[Black "Karsten, Jan"]
[Result "1-0"]
[ECO "B99"]
[WhiteElo "2262"]
[BlackElo "1985"]
[PlyCount "105"]
[EventDate "2022.10.12"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "ITA"]
[SourceTitle "CBM 210 Extra"]
[Source "ChessBase"]
[SourceDate "2022.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2022.11.30"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bg5 e6 7. f4 Be7 8. Qf3 Qc7 9. 0-0-0 Nbd7 10. g4 h6 11. Bxf6 Bxf6 12. h4 Nb6 13. g5 Bxd4 14. Rxd4 Qc5 15. Rd2 Bd7 16. Be2 Na4 17. Rd3 Rc8 18. Bd1 Nxc3 19. Rxc3 Qa5 20. Ra3 Qc5 21. gxh6 gxh6 22. Rc3 Qa5 23. Rxc8+ Bxc8 24. e5 dxe5 25. Rf1 Rf8 26. a3 Qc7 27. Qh5 exf4 28. Qxh6 Qe5 29. h5 Rh8 30. Qxf4 Qxf4+ 31. Rxf4 f5 32. Rc4 Kd7 33. Kd2 e5 34. Rc3 b6 35. Rg3 Kd6 36. Rg6+ Be6 37. c3 Ke7 38. h6 Rd8+ 39. Ke1 Rd3 40. Bh5 Rd8 41. h7 Rh8 42. Rh6 b5 43. Kf2 Bd7 44. Bd1 Be6 45. a4 Kf7 46. Bh5+ Ke7 47. a5 Bc8 48. b4 Kf8 49. Rc6 Kg7 50. Rc7+ Kh6 51. Bd1 f4 52. Bc2 Kg5 53. Rg7+ 1-0

