[Event "Reykjavik op"]
[Site "Reykjavik"]
[Date "2024.03.21"]
[Round "9"]
[White "Yilmazyerli, Mert"]
[Black "Katz, Alexander R"]
[Result "1/2-1/2"]
[ECO "D52"]
[WhiteElo "2526"]
[BlackElo "2418"]
[PlyCount "37"]
[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. c4 e6 3. Nf3 d5 4. Nc3 c6 5. Bg5 Nbd7 6. e3 Qa5 7. Nd2 dxc4 8. Bxf6 Nxf6 9. Nxc4 Qc7 10. Be2 b5 11. Nd2 a6 12. Rc1 Bb7 13. 0-0 c5 14. dxc5 Rd8 15. Nxb5 axb5 16. Bxb5+ Bc6 17. Qa4 Bxb5 18. Qxb5+ Nd7 19. b4 1/2-1/2

[Event "Reykjavik op"]
[Site "Reykjavik"]
[Date "2024.03.20"]
[Round "8"]
[White "Katz, Alexander R"]
[Black "Li, Harry"]
[Result "1-0"]
[ECO "C88"]
[WhiteElo "2418"]
[BlackElo "2107"]
[PlyCount "47"]
[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. Bb5 a6 4. Ba4 Nf6 5. 0-0 Be7 6. Re1 b5 7. Bb3 0-0 8. h3 Bb7 9. c3 d5 10. exd5 Nxd5 11. d4 exd4 12. cxd4 Nf6 13. a3 h6 14. Nc3 Bd6 15. Ne5 Ne7 16. Bf4 Ned5 17. Bg3 Nxc3 18. bxc3 c5 19. Bh4 c4 20. Bc2 Be7 21. Ng4 Nd5 22. Nxh6+ gxh6 23. Rxe7 Nxe7 24. Qg4+ 1-0

[Event "Reykjavik op"]
[Site "Reykjavik"]
[Date "2024.03.19"]
[Round "7"]
[White "Ptacnikova, Lenka"]
[Black "Katz, Alexander R"]
[Result "0-1"]
[ECO "D00"]
[WhiteElo "2067"]
[BlackElo "2418"]
[PlyCount "114"]
[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 Nh5 5. Bg5 c6 6. Be2 h6 7. Bh4 Ng7 8. f3 Qb6 9. Na4 Qa5+ 10. c3 e5 11. b4 Qc7 12. Nc5 b6 13. Nd3 e4 14. fxe4 dxe4 15. Nf2 f5 16. Bg3 Bd6 17. Bxd6 Qxd6 18. Bc4 Na6 19. Bb3 Nc7 20. Ne2 a5 21. bxa5 Rxa5 22. 0-0 Be6 23. Nf4 Bxb3 24. Qxb3 g5 25. Ne2 Nd5 26. a4 Nxe3 27. Rfb1 Qd5 28. Qxb6 0-0 29. Qc7 Ne6 30. Qe7 Rf7 31. Qe8+ Nf8 32. Rb6 Nc4 33. Rxc6 Nd6 34. Qd8 Rxa4 35. Rxa4 Qxc6 36. Ra8 Nb7 37. Qc8 Qb5 38. Ng3 e3 39. Qe6 Qb1+ 40. Nf1 exf2+ 41. Kxf2 f4 42. Qxh6 Qf5 43. Qc6 g4 44. Qc8 Qg6 45. h3 g3+ 46. Kg1 Nd6 47. Qc6 Qc2 48. Qf3 Qe4 49. Qxe4 Nxe4 50. c4 Rd7 51. d5 Rc7 52. c5 Rxc5 53. Ra4 Nc3 54. Ra1 Rxd5 55. Kh1 Ne6 56. Nh2 gxh2 57. Kxh2 Rd2 0-1

[Event "Reykjavik op"]
[Site "Reykjavik"]
[Date "2024.03.18"]
[Round "5"]
[White "Katz, Alexander R"]
[Black "Pourkashiyan, Atousa"]
[Result "1-0"]
[ECO "C54"]
[WhiteElo "2418"]
[BlackElo "2270"]
[PlyCount "51"]
[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 Bc5 4. c3 Nf6 5. d3 a6 6. 0-0 d6 7. Bb3 Ba7 8. Nbd2 0-0 9. h3 h6 10. Re1 Re8 11. Nf1 Be6 12. Ng3 Qd7 13. Nh4 Bxh3 14. gxh3 Qxh3 15. Nhf5 Ng4 16. Qf3 Bxf2+ 17. Qxf2 Nxf2 18. Kxf2 g6 19. Nxh6+ Kg7 20. Rh1 Qd7 21. Ngf5+ Kf8 22. Ng4 gxf5 23. Bh6+ Ke7 24. Bg5+ Kf8 25. Rh8+ Kg7 26. Bf6+ 1-0

[Event "Reykjavik op"]
[Site "Reykjavik"]
[Date "2024.03.18"]
[Round "6"]
[White "Katz, Alexander R"]
[Black "Pultinevicius, Paulius"]
[Result "0-1"]
[ECO "B12"]
[WhiteElo "2418"]
[BlackElo "2575"]
[PlyCount "74"]
[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 c6 2. d4 d5 3. e5 Bf5 4. Nf3 e6 5. Be2 Nd7 6. 0-0 a5 7. Nbd2 a4 8. c3 f6 9. Re1 fxe5 10. dxe5 Bc5 11. Nd4 Ne7 12. g4 Bxd4 13. cxd4 Bg6 14. h4 h5 15. gxh5 Nf5 16. hxg6 Qxh4 17. Bf3 Rh6 18. Nf1 Rxg6+ 19. Ng3 0-0-0 20. Kf1 Nxg3+ 21. fxg3 Rxg3 22. Ke2 Qh2+ 23. Kd3 Rf8 24. Re3 c5 25. Be2 Rf4 26. Kc2 Rxd4 27. Qe1 Rxe3 28. Bxe3 Re4 29. Qd2 Qxe5 30. Rh1 Rxe3 31. Rh8+ Kc7 32. Qa5+ b6 33. Qa7+ Kd6 34. Bb5 Qf5+ 35. Kc1 Re1+ 36. Kd2 Qf2+ 37. Kd3 Re3# 0-1

[Event "Reykjavik op"]
[Site "Reykjavik"]
[Date "2024.03.17"]
[Round "4"]
[White "Gikas, Andreas Basilius"]
[Black "Katz, Alexander R"]
[Result "0-1"]
[ECO "B77"]
[WhiteElo "2104"]
[BlackElo "2418"]
[PlyCount "60"]
[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 g6 6. Be3 Bg7 7. f3 0-0 8. Bc4 Nc6 9. Bb3 Bd7 10. h4 h5 11. Qd2 Rc8 12. Nxc6 Bxc6 13. 0-0-0 a5 14. Bh6 Kh7 15. Bxg7 Kxg7 16. Qd4 b5 17. g4 a4 18. g5 axb3 19. gxf6+ exf6 20. axb3 Qa5 21. b4 Qa8 22. Kb1 Rc7 23. Nd5 Bxd5 24. Qxd5 Qa4 25. c3 Ra8 26. Rhg1 Rc4 27. f4 Qa2+ 28. Kc2 Ra3 29. Rg3 Qb3+ 30. Kb1 Ra2 0-1

[Event "Reykjavik op"]
[Site "Reykjavik"]
[Date "2024.03.16"]
[Round "3"]
[White "Katz, Alexander R"]
[Black "Sanal, Vahap"]
[Result "0-1"]
[ECO "C54"]
[WhiteElo "2418"]
[BlackElo "2558"]
[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 Bc5 4. c3 Nf6 5. d3 d6 6. Bb3 h6 7. 0-0 0-0 8. h3 a6 9. Nbd2 Re8 10. Re1 Be6 11. Nf1 d5 12. d4 dxe4 13. dxc5 Bxb3 14. Qxb3 exf3 15. gxf3 Qd7 16. Kh2 Ne7 17. Rxe5 Ng6 18. Rxe8+ Rxe8 19. Be3 Qc6 20. Nd2 Nd5 21. Qc4 Nxe3 22. fxe3 Rxe3 23. Rg1 Qf6 24. Qd4 Qf4+ 25. Qxf4 Nxf4 26. Kg3 g5 27. Nc4 Re2 28. Kg4 Kg7 29. Kf5 Ng6 30. Rd1 Ne7+ 31. Kg4 Rg2+ 32. Kh5 Ng8 0-1

[Event "Reykjavik op"]
[Site "Reykjavik"]
[Date "2024.03.16"]
[Round "2"]
[White "Mai, Alexander Oliver"]
[Black "Katz, Alexander R"]
[Result "0-1"]
[ECO "B00"]
[WhiteElo "2160"]
[BlackElo "2418"]
[PlyCount "60"]
[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 Nc6 2. Nf3 d6 3. d4 Nf6 4. Nc3 g6 5. d5 Nb8 6. Be3 Bg7 7. Qd2 0-0 8. Bh6 c6 9. h3 a6 10. 0-0-0 b5 11. Bxg7 Kxg7 12. dxc6 Nxc6 13. e5 dxe5 14. Qxd8 Rxd8 15. Rxd8 Nxd8 16. Nxe5 Bb7 17. Rg1 Ne6 18. g3 Rc8 19. a3 Nd4 20. Bg2 Bxg2 21. Rxg2 a5 22. f4 b4 23. axb4 axb4 24. Nb1 Nd5 25. Rf2 Ne3 26. Kd2 Ndxc2 27. Re2 Nf1+ 28. Kd3 b3 29. Nd2 Nxg3 30. Rg2 Ne1+ 0-1

[Event "Reykjavik op"]
[Site "Reykjavik"]
[Date "2024.03.15"]
[Round "1"]
[White "Katz, Alexander R"]
[Black "Kolka, Dawid"]
[Result "1-0"]
[ECO "C54"]
[WhiteElo "2418"]
[BlackElo "2030"]
[PlyCount "63"]
[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 Bc5 5. c3 d6 6. Bb3 a5 7. 0-0 0-0 8. h3 Ba7 9. Re1 Be6 10. Ba4 Ne7 11. d4 Ng6 12. Nbd2 c6 13. Nf1 Qc8 14. Ng3 h6 15. Be3 Bb8 16. Qd2 Kh7 17. Bc2 Bc7 18. b3 Ng8 19. c4 N8e7 20. Rad1 f5 21. dxe5 dxe5 22. exf5 Nxf5 23. Ne4 Nxe3 24. Rxe3 Bf5 25. g4 Bxg4 26. hxg4 Qxg4+ 27. Ng3 Rxf3 28. Bxg6+ Kxg6 29. Qd3+ e4 30. Rxe4 Rxg3+ 31. fxg3 Qf5 32. Rg4+ 1-0

[Event "North American op 33rd"]
[Site "Las Vegas"]
[Date "2023.12.30"]
[Round "9"]
[White "Zhou, Jianchao"]
[Black "Katz, Alexander R"]
[Result "1-0"]
[ECO "D02"]
[WhiteElo "2562"]
[BlackElo "2418"]
[PlyCount "109"]
[EventDate "2023.12.26"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "USA"]
[SourceTitle "CB01_2024"]
[SourceDate "2024.01.03"]
[SourceVersion "1"]
[SourceVersionDate "2024.01.03"]
[SourceQuality "1"]

1. Nf3 d5 2. d4 Nf6 3. Bf4 Bf5 4. e3 e6 5. c4 Bxb1 6. Rxb1 Bb4+ 7. Ke2 Bd6 8. g3 0-0 9. Bg2 Nbd7 10. Qb3 dxc4 11. Qxb7 Rb8 12. Qa6 Nb6 13. Rhc1 Nfd5 14. a3 Qd7 15. Nd2 Be7 16. Nxc4 g5 17. Ne5 Qe8 18. e4 gxf4 19. exd5 exd5 20. Kf1 fxg3 21. hxg3 Bd6 22. Nc6 Ra8 23. Qd3 Qe6 24. Re1 Qg6 25. Rbd1 Qxd3+ 26. Rxd3 a5 27. Rb3 Ra6 28. Rb5 a4 29. Rc1 f5 30. f4 Re8 31. Ne5 Kg7 32. Rc6 Rea8 33. Bxd5 Ra5 34. Rxa5 Rxa5 35. Bc4 h5 36. Bd3 Rd5 37. Nf3 Kf6 38. Ke2 Ra5 39. Rc1 Nd5 40. Rh1 Ra8 41. Rxh5 Ne7 42. Kd2 Rg8 43. Rh6+ Kg7 44. Rh3 Rb8 45. Kc2 c5 46. Rh5 Nd5 47. Rg5+ Kh8 48. Ne5 Ne3+ 49. Kd2 Bxe5 50. dxe5 Nd5 51. Kc1 c4 52. Bxf5 c3 53. bxc3 Nxc3 54. e6 Na2+ 55. Kd2 1-0

[Event "North American op 33rd"]
[Site "Las Vegas"]
[Date "2023.12.29"]
[Round "8"]
[White "Katz, Alexander R"]
[Black "Zhu, Matthew"]
[Result "1-0"]
[ECO "A45"]
[WhiteElo "2418"]
[BlackElo "2032"]
[PlyCount "81"]
[EventDate "2023.12.26"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "USA"]
[SourceTitle "CB01_2024"]
[SourceDate "2024.01.03"]
[SourceVersion "1"]
[SourceVersionDate "2024.01.03"]
[SourceQuality "1"]

1. d4 Nf6 2. Bf4 g6 3. Nc3 d5 4. e3 Bg7 5. Be2 c5 6. dxc5 Qa5 7. Nf3 Ne4 8. 0-0 Nxc3 9. bxc3 Qxc5 10. Rb1 Nc6 11. Rb5 Qxc3 12. Qxd5 Be6 13. Qe4 Bf5 14. Rxf5 gxf5 15. Qxf5 Qf6 16. Qh5 e5 17. Bg3 Qg6 18. Qh3 Qxc2 19. Bd1 Qxa2 20. Ng5 h6 21. Nxf7 Kxf7 22. Qd7+ Kg6 23. Qd3+ e4 24. Qxe4+ Kf7 25. Qd3 Qb2 26. Qd5+ Kf8 27. Bh5 Qf6 28. Bh4 Rd8 29. Qc5+ Ne7 30. Bxf6 Bxf6 31. Qc7 Kg7 32. Qg3+ Kh7 33. Bd1 Rd2 34. Qf4 Kg7 35. Qg4+ Kf8 36. Bb3 Rh7 37. Qf4 Kg7 38. Qg3+ Kf8 39. Qb8+ Kg7 40. Qe8 Rd6 41. Qf7+ 1-0

[Event "North American op 33rd"]
[Site "Las Vegas"]
[Date "2023.12.28"]
[Round "6"]
[White "Nyzhnyk, Illya"]
[Black "Katz, Alexander R"]
[Result "1/2-1/2"]
[ECO "D37"]
[WhiteElo "2611"]
[BlackElo "2418"]
[PlyCount "82"]
[EventDate "2023.12.26"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "USA"]
[SourceTitle "CB01_2024"]
[SourceDate "2024.01.03"]
[SourceVersion "1"]
[SourceVersionDate "2024.01.03"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Nc3 Be7 5. Bf4 0-0 6. e3 Nbd7 7. c5 c6 8. Bd3 b6 9. b4 a5 10. a3 Ba6 11. 0-0 Bxd3 12. Qxd3 axb4 13. axb4 bxc5 14. bxc5 Ra5 15. h3 Qa8 16. Rxa5 Qxa5 17. Rb1 Ra8 18. g4 Bd8 19. Rb2 Qa3 20. Qc2 Qa6 21. Ra2 Qc8 22. Ra4 Rxa4 23. Qxa4 Qb7 24. Kg2 h5 25. gxh5 Nxh5 26. Bh2 Bc7 27. Bxc7 Qxc7 28. Qa8+ Kh7 29. Na2 Nb8 30. Nb4 f6 31. Na6 Nxa6 32. Qxa6 Qf7 33. Nh4 g5 34. Nf3 Qd7 35. Qa8 e5 36. dxe5 g4 37. Ng1 fxe5 38. Qf8 gxh3+ 39. Nxh3 Qg7+ 40. Qxg7+ Nxg7 41. f4 Kg6 1/2-1/2

[Event "North American op 33rd"]
[Site "Las Vegas"]
[Date "2023.12.27"]
[Round "4"]
[White "Katz, Alexander R"]
[Black "Bellahcene, Bilel"]
[Result "1/2-1/2"]
[ECO "B32"]
[WhiteElo "2418"]
[BlackElo "2509"]
[PlyCount "57"]
[EventDate "2023.12.26"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "USA"]
[SourceTitle "CB01_2024"]
[SourceDate "2024.01.03"]
[SourceVersion "1"]
[SourceVersionDate "2024.01.03"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 e5 5. Nb5 d6 6. N1c3 a6 7. Na3 Be6 8. Nc4 Rb8 9. Be2 Nd4 10. 0-0 Nf6 11. Bg5 Be7 12. Bxf6 Bxf6 13. Ne3 Bg5 14. Ncd5 0-0 15. c3 Bxe3 16. Nxe3 Nxe2+ 17. Qxe2 Qc7 18. Rfd1 Qc6 19. Nd5 Rfe8 20. Rd3 a5 21. Rad1 b5 22. Qe3 Kf8 23. a3 Rb7 24. Qf3 Bxd5 25. Rxd5 Re6 26. Qf5 g6 27. Qg5 Kg7 28. Qd8 Rb6 29. Qg5 1/2-1/2

[Event "North American op 33rd"]
[Site "Las Vegas"]
[Date "2023.12.26"]
[Round "2"]
[White "Katz, Alexander R"]
[Black "Beukes, Dante M"]
[Result "1-0"]
[ECO "E04"]
[WhiteElo "2418"]
[BlackElo "2174"]
[PlyCount "113"]
[EventDate "2023.12.26"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "USA"]
[SourceTitle "CB01_2024"]
[SourceDate "2024.01.03"]
[SourceVersion "1"]
[SourceVersionDate "2024.01.03"]
[SourceQuality "1"]

1. g3 d5 2. Bg2 c5 3. Nf3 Nc6 4. d4 Nf6 5. 0-0 e6 6. c4 dxc4 7. Ne5 Bd7 8. Nxc4 cxd4 9. Bf4 Be7 10. Nd6+ Kf8 11. Nxb7 Qb6 12. Nd6 Qc5 13. Ne4 Nxe4 14. Bxe4 f5 15. Bg2 e5 16. Bd2 Rb8 17. Qa4 Qb5 18. Qxb5 Rxb5 19. b3 Bd6 20. e3 Ke7 21. Re1 Kf6 22. exd4 exd4 23. Bc1 Re5 24. Rxe5 Nxe5 25. Ba3 Rc8 26. Bb7 Bxa3 27. Nxa3 Rc7 28. Ba8 Rc8 29. Bb7 Rc7 30. Ba8 Be6 31. Rd1 Rd7 32. f4 Ng4 33. Nc2 d3 34. Ne1 d2 35. Nf3 Ne3 36. Rxd2 Rxd2 37. Nxd2 Nc2 38. Nb1 Ke7 39. Kf2 Kd6 40. Ke2 Kc5 41. Kd2 Nb4 42. a3 Na6 43. Kc3 Nc7 44. b4+ Kd6 45. Bg2 h6 46. Kd3 Bd7 47. Nd2 g5 48. Nc4+ Ke6 49. Kd4 Nb5+ 50. Kc5 Nc3 51. Bf3 gxf4 52. gxf4 Bb5 53. Ne5 Bf1 54. Nc6 Na4+ 55. Kd4 a6 56. Bd5+ Kd6 57. Ne5 1-0

[Event "Edward Lasker Memorial 107th"]
[Site "New York"]
[Date "2023.12.10"]
[Round "5"]
[White "Yoo, Eugene"]
[Black "Katz, Alexander R"]
[Result "1/2-1/2"]
[ECO "A46"]
[WhiteElo "2111"]
[BlackElo "2418"]
[PlyCount "47"]
[EventDate "2023.12.07"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "USA"]
[SourceTitle "CB50_2023"]
[SourceDate "2023.12.13"]
[SourceVersion "1"]
[SourceVersionDate "2023.12.13"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 e6 3. g3 d5 4. Bg2 b5 5. 0-0 Bb7 6. a4 b4 7. c4 dxc4 8. Nbd2 Bd5 9. Re1 Ne4 10. Bf1 b3 11. Nxe4 Bxe4 12. e3 Bc2 13. Qe2 Bd3 14. Qd1 Bc2 15. Qe2 Bd3 16. Qd1 Bxf1 17. Kxf1 Nc6 18. Bd2 Nb4 19. Bxb4 Bxb4 20. Re2 c5 21. Rc1 cxd4 22. Qxd4 Qxd4 23. Nxd4 Rc8 24. Nxb3 1/2-1/2

[Event "Edward Lasker Memorial 107th"]
[Site "New York"]
[Date "2023.12.09"]
[Round "4"]
[White "Katz, Alexander R"]
[Black "Nasta, Kiren Vivek"]
[Result "1-0"]
[ECO "A07"]
[WhiteElo "2418"]
[BlackElo "2106"]
[PlyCount "61"]
[EventDate "2023.12.07"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "USA"]
[SourceTitle "CB50_2023"]
[SourceDate "2023.12.13"]
[SourceVersion "1"]
[SourceVersionDate "2023.12.13"]
[SourceQuality "1"]

1. g3 d5 2. Bg2 e5 3. d3 Nf6 4. Nf3 Nc6 5. 0-0 Be7 6. a3 0-0 7. b4 e4 8. Nfd2 Bf5 9. Nc3 exd3 10. cxd3 d4 11. Nce4 Nxe4 12. Nxe4 Be6 13. Bb2 a5 14. b5 Na7 15. Qa4 c6 16. bxc6 Nxc6 17. Rab1 Ba2 18. Rbc1 Qb6 19. Qc2 Bb3 20. Qb1 a4 21. Nd2 Na5 22. Nc4 Qe6 23. Nxa5 Rxa5 24. Bxb7 Rh5 25. Bf3 Rh6 26. Rc6 Qh3 27. Rxh6 Qxh6 28. Rc1 Qd2 29. Qa1 Rd8 30. Rc7 Bg5 31. Bxd4 1-0

[Event "Edward Lasker Memorial 107th"]
[Site "New York"]
[Date "2023.12.09"]
[Round "3"]
[White "Paragua, Megan Althea"]
[Black "Katz, Alexander R"]
[Result "0-1"]
[ECO "A12"]
[WhiteElo "2005"]
[BlackElo "2418"]
[PlyCount "134"]
[EventDate "2023.12.07"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "USA"]
[SourceTitle "CB50_2023"]
[SourceDate "2023.12.13"]
[SourceVersion "1"]
[SourceVersionDate "2023.12.13"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 d5 3. e3 Bf5 4. Be2 e6 5. 0-0 Bd6 6. b3 0-0 7. Bb2 Nbd7 8. Nbd2 c6 9. c4 Qb8 10. c5 Bc7 11. b4 Ne4 12. h3 h6 13. Nxe4 Bxe4 14. a4 Bh7 15. b5 f5 16. a5 a6 17. b6 Bd8 18. Ne5 Nxe5 19. dxe5 Be7 20. Qd4 Kh8 21. f4 Rg8 22. Kh2 Qf8 23. Ba3 g5 24. g3 Qf7 25. Rg1 Bg6 26. Raf1 Rg7 27. Rf2 Rag8 28. Rgg2 Bh5 29. fxg5 Rxg5 30. Bf1 Qg6 31. Qf4 Bd1 32. Be2 Bxe2 33. Rxe2 Qh5 34. Ra2 R5g7 35. Qf1 Bg5 36. Qe2 Qf7 37. Qf3 Be7 38. Rac2 Kh7 39. Bb2 Rg5 40. Bd4 Qg6 41. Rc1 h5 42. Rcg1 Qh6 43. Qf4 Qf8 44. Rc1 R8g6 45. Rgg1 Qg7 46. Qf2 Kg8 47. Rcf1 Qh7 48. Rb1 Rg7 49. Rbf1 R5g6 50. Qf3 Rf7 51. Qf2 Kf8 52. Qe2 Ke8 53. Rb1 Kd7 54. Qf3 Rfg7 55. Rg2 Rg8 56. Rbg1 Bf8 57. Rb1 Qh8 58. Qe2 Bg7 59. Qb2 Bh6 60. Rbg1 Rg4 61. Kh1 Re4 62. Qf2 Bg7 63. Qf3 Kc8 64. Kh2 Bxe5 65. Bxe5 Qxe5 66. Qxh5 Rh8 67. Qg5 Rg4 0-1

[Event "Edward Lasker Memorial 107th"]
[Site "New York"]
[Date "2023.12.08"]
[Round "2"]
[White "Katz, Alexander R"]
[Black "Dong, Kyle Qiyu"]
[Result "1/2-1/2"]
[ECO "B38"]
[WhiteElo "2418"]
[BlackElo "1911"]
[PlyCount "79"]
[EventDate "2023.12.07"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "USA"]
[SourceTitle "CB50_2023"]
[SourceDate "2023.12.13"]
[SourceVersion "1"]
[SourceVersionDate "2023.12.13"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 g6 5. c4 Bg7 6. Be3 Qb6 7. Nb3 Qd8 8. Nc3 Bxc3+ 9. bxc3 Nf6 10. f3 d6 11. g4 Be6 12. c5 d5 13. e5 d4 14. cxd4 Nd5 15. Bf2 a5 16. Qd2 a4 17. Nc1 Ndb4 18. Bd3 0-0 19. Be4 Bd5 20. Ne2 a3 21. h4 Qd7 22. Qe3 Rfd8 23. Bb1 Bc4 24. h5 Bxe2 25. hxg6 fxg6 26. Qxe2 Nxd4 27. Qc4+ e6 28. Qxb4 Nxf3+ 29. Ke2 Ra4 30. Qc3 Rf4 31. Bc2 Nxe5 32. c6 Qd5 33. c7 Rxf2+ 34. Kxf2 Rf8+ 35. Bf5 Nxg4+ 36. Kg3 Qxf5 37. c8Q Qf4+ 38. Kg2 Ne3+ 39. Qxe3 Qxe3 40. Qc2 1/2-1/2

[Event "New York 1000 GM Fall GM-A"]
[Site "New York"]
[Date "2023.11.12"]
[Round "9"]
[White "Katz, Alexander R"]
[Black "Kaliksteyn, Alexander"]
[Result "1/2-1/2"]
[ECO "B90"]
[WhiteElo "2426"]
[BlackElo "2375"]
[PlyCount "18"]
[EventDate "2023.11.08"]
[EventType "schev"]
[EventRounds "9"]
[EventCountry "USA"]
[SourceTitle "CB46_2023"]
[SourceDate "2023.11.15"]
[SourceVersion "1"]
[SourceVersionDate "2023.11.15"]
[SourceQuality "1"]
[WhiteTeam "Team4"]
[BlackTeam "Team1"]
[WhiteTeamCountry "USA"]
[BlackTeamCountry "USA"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Be3 Ng4 7. Bc1 Nf6 8. Be3 Ng4 9. Bc1 Nf6 1/2-1/2

[Event "New York 1000 GM Fall GM-A"]
[Site "New York"]
[Date "2023.11.12"]
[Round "8"]
[White "Stremavicius, Titas"]
[Black "Katz, Alexander R"]
[Result "1-0"]
[ECO "E05"]
[WhiteElo "2563"]
[BlackElo "2426"]
[PlyCount "207"]
[EventDate "2023.11.08"]
[EventType "schev"]
[EventRounds "9"]
[EventCountry "USA"]
[SourceTitle "CB46_2023"]
[SourceDate "2023.11.15"]
[SourceVersion "1"]
[SourceVersionDate "2023.11.15"]
[SourceQuality "1"]
[WhiteTeam "Team2"]
[BlackTeam "Team4"]
[WhiteTeamCountry "USA"]
[BlackTeamCountry "USA"]

1. d4 Nf6 2. Nf3 e6 3. g3 d5 4. Bg2 Be7 5. 0-0 0-0 6. c4 dxc4 7. Qc2 a6 8. a4 Bd7 9. Qxc4 Bc6 10. Bg5 Nbd7 11. Nc3 h6 12. Bxf6 Nxf6 13. Rfe1 Bd5 14. Qd3 c5 15. e4 cxd4 16. Nxd5 exd5 17. exd5 Nxd5 18. Qxd4 Qa5 19. Nd2 Bf6 20. Qxd5 Qxd5 21. Bxd5 Rad8 22. Bxb7 Rxd2 23. Bxa6 Rxb2 24. Rad1 Ra2 25. Re4 g6 26. Rd7 Kg7 27. Kg2 Ra3 28. Ra7 Bd8 29. Bc4 g5 30. g4 Ra1 31. h3 Ra3 32. Bd5 Rc3 33. Rc4 Rd3 34. Be4 Rd2 35. Rc2 Rxc2 36. Bxc2 Re8 37. a5 Re5 38. a6 Re2 39. Bb3 Rxf2+ 40. Kg3 Rf6 41. Rd7 Rxa6 42. Rxd8 Ra3 43. Rb8 Ra7 44. Rb5 Rc7 45. Bd5 Rc3+ 46. Bf3 Ra3 47. Rf5 Rc3 48. Kf2 Rc2+ 49. Be2 Rc3 50. Rf3 Rc2 51. Ke3 Rc3+ 52. Kd4 Rc7 53. Bc4 Rd7+ 54. Bd5 Ra7 55. Rb3 Ra1 56. Ke5 Re1+ 57. Kd6 Ra1 58. Rb7 Rf1 59. Ra7 Kg6 60. Ke5 Re1+ 61. Kd4 Rf1 62. Ra6+ Kg7 63. Ra3 Rc1 64. Ke5 Re1+ 65. Kd6 h5 66. gxh5 Rf1 67. Ra7 Rf2 68. Ke5 Rf1 69. Ke4 Rf4+ 70. Ke3 Rf6 71. Bc4 Rf4 72. Bb3 Rf6 73. Ba2 Rf4 74. Bb3 Rf6 75. Bc2 Kh6 76. Bd1 Kg7 77. Bf3 Kh6 78. Kf2 Kg7 79. Rd7 Kh6 80. Kg3 Kg7 81. Bd5 Rf4 82. h4 Rxh4 83. Bxf7 Kh6 84. Rd6+ Kg7 85. Bg6 Rh1 86. Rd7+ Kg8 87. Kg4 Rg1+ 88. Kf5 Rf1+ 89. Kxg5 Rf8 90. Be4 Kh8 91. Kg6 Rg8+ 92. Kh6 Rg7 93. Rd8+ Rg8 94. Rd6 Rg7 95. Bf5 Rg8 96. Bg6 Rg7 97. Rd8+ Rg8 98. Rd7 Rg7 99. Bf7 Rh7+ 100. Kg5 Rg7+ 101. Kf6 Kh7 102. Rd8 Kh6 103. Ra8 Rg6+ 104. hxg6 1-0

[Event "New York 1000 GM Fall GM-A"]
[Site "New York"]
[Date "2023.11.11"]
[Round "7"]
[White "Katz, Alexander R"]
[Black "Budisavljevic, Luka"]
[Result "1/2-1/2"]
[ECO "C01"]
[WhiteElo "2426"]
[BlackElo "2515"]
[PlyCount "104"]
[EventDate "2023.11.08"]
[EventType "schev"]
[EventRounds "9"]
[EventCountry "USA"]
[SourceTitle "CB46_2023"]
[SourceDate "2023.11.15"]
[SourceVersion "1"]
[SourceVersionDate "2023.11.15"]
[SourceQuality "1"]
[WhiteTeam "Team4"]
[BlackTeam "Team2"]
[WhiteTeamCountry "USA"]
[BlackTeamCountry "USA"]

1. e4 e6 2. d4 d5 3. exd5 exd5 4. Bd3 Nf6 5. Nf3 c5 6. c3 Be7 7. 0-0 0-0 8. dxc5 Bxc5 9. Bf4 Nc6 10. Nbd2 Bg4 11. h3 Bh5 12. Qc2 Rc8 13. Bf5 Bg6 14. Bxg6 hxg6 15. Rad1 Bb6 16. Qd3 Na5 17. Rfe1 Re8 18. Rxe8+ Qxe8 19. Re1 Qd7 20. Ng5 Re8 21. Rxe8+ Qxe8 22. Ndf3 Nc6 23. Kf1 Qd7 24. Ne5 Nxe5 25. Bxe5 Qa4 26. a3 Qh4 27. Qg3 Qc4+ 28. Kg1 Ne4 29. Nxe4 Qxe4 30. Bd4 Bxd4 31. cxd4 Qb1+ 32. Kh2 Qxb2 33. Qb8+ Kh7 34. Qxa7 b6 35. Qxf7 Qxd4 36. Qf3 Qe5+ 37. Qg3 Qf6 38. Qd3 Qd6+ 39. Kg1 d4 40. Kf1 Qe5 41. a4 Qd5 42. Kg1 Qc5 43. Qe4 Qd6 44. Kf1 Qd7 45. Ke2 Qxa4 46. Qh4+ Kg8 47. Qd8+ Kf7 48. Qc7+ Kf8 49. Qd6+ Kf7 50. Qc7+ Ke8 51. Qb8+ Ke7 52. Qc7+ Kf8 1/2-1/2

[Event "New York 1000 GM Fall GM-A"]
[Site "New York"]
[Date "2023.11.11"]
[Round "6"]
[White "Schmakel, Sam A"]
[Black "Katz, Alexander R"]
[Result "1/2-1/2"]
[ECO "C78"]
[WhiteElo "2451"]
[BlackElo "2426"]
[PlyCount "63"]
[EventDate "2023.11.08"]
[EventType "schev"]
[EventRounds "9"]
[EventCountry "USA"]
[SourceTitle "CB46_2023"]
[SourceDate "2023.11.15"]
[SourceVersion "1"]
[SourceVersionDate "2023.11.15"]
[SourceQuality "1"]
[WhiteTeam "Team1"]
[BlackTeam "Team4"]
[WhiteTeamCountry "USA"]
[BlackTeamCountry "USA"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. 0-0 Bc5 6. c3 b5 7. Bc2 d5 8. a4 dxe4 9. axb5 Bg4 10. bxc6 exf3 11. gxf3 Bh3 12. Re1 0-0 13. Ra5 Bd6 14. d4 exd4 15. Qxd4 Re8 16. Be3 Rb8 17. b4 Rb5 18. Rxb5 axb5 19. Qh4 Qc8 20. Nd2 Re5 21. Ne4 Nxe4 22. fxe4 Bg4 23. Bd1 Rxe4 24. Bc2 Be7 25. Qg3 Bd6 26. f4 Re8 27. Bd4 Rxe1+ 28. Qxe1 Bf5 29. Bxf5 Qxf5 30. Qe8+ Bf8 31. Bc5 Qg4+ 32. Kf2 1/2-1/2

[Event "New York 1000 GM Fall GM-A"]
[Site "New York"]
[Date "2023.11.10"]
[Round "4"]
[White "Katz, Alexander R"]
[Black "Hardaway, Brewington"]
[Result "1/2-1/2"]
[ECO "C79"]
[WhiteElo "2426"]
[BlackElo "2323"]
[PlyCount "340"]
[EventDate "2023.11.08"]
[EventType "schev"]
[EventRounds "9"]
[EventCountry "USA"]
[SourceTitle "CB46_2023"]
[SourceDate "2023.11.15"]
[SourceVersion "1"]
[SourceVersionDate "2023.11.15"]
[SourceQuality "1"]
[WhiteTeam "Team4"]
[BlackTeam "Team3"]
[WhiteTeamCountry "USA"]
[BlackTeamCountry "USA"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. 0-0 d6 6. Re1 Bd7 7. c3 g6 8. d4 Bg7 9. d5 Ne7 10. c4 0-0 11. Bxd7 Nxd7 12. Be3 h6 13. Nfd2 f5 14. f3 f4 15. Bf2 g5 16. Nc3 h5 17. b4 Rf6 18. c5 Rg6 19. Nc4 g4 20. Kf1 g3 21. hxg3 fxg3 22. Be3 h4 23. Ke2 h3 24. gxh3 Nf6 25. Kd2 Nh5 26. Kc2 Qf8 27. Rg1 Qf6 28. Nd2 Nf4 29. Ne2 g2 30. Bxf4 exf4 31. Rb1 c6 32. Nc4 cxd5 33. Nxd6 dxe4 34. Nxe4 Qe6 35. Kc1 Qxh3 36. Qb3+ Kh8 37. Nf2 Qe6 38. Qxe6 Rxe6 39. Nxf4 Bh6 40. N2d3 Nd5 41. Rxg2 Nxf4 42. Nxf4 Rf8 43. Kc2 Rxf4 44. Rd1 Rf7 45. Rd3 Ref6 46. Rg3 Bf4 47. Rh3+ Kg7 48. Kb3 Re6 49. Rh5 Be3 50. Rh3 Kg6 51. Rd5 Bf4 52. Rd3 Bg5 53. Rg3 Re5 54. Kc4 Rf4+ 55. Kb3 Ref5 56. Rd6+ Rf6 57. Rd3 R6f5 58. Rd6+ Kh5 59. Rh3+ Bh4 60. Rd3 Kg5 61. Rd7 Rf7 62. Rd5+ R4f5 63. Rd3 Be1 64. a3 Re5 65. Rh8 Kf4 66. Rhd8 Ree7 67. Kc4 Kg3 68. b5 axb5+ 69. Kxb5 Re2 70. Rb3 Rc2 71. Rg8+ Kh2 72. Rg5 Bf2 73. a4 Rf4 74. a5 Rfc4 75. Kb6 Bxc5+ 76. Kxb7 Bf2 77. Rg7 Rc5 78. a6 Ra2 79. Rb6 Rh5 80. Rc6 Rb2+ 81. Kc8 Rd2 82. Rg8 Rh7 83. Rc7 Rh6 84. a7 Ra2 85. Rgg7 Rh8+ 86. Kd7 Bxa7 87. Ke6 Ra6+ 88. Kf5 Rh5+ 89. Kg4 Rha5 90. Rc2+ Kg1 91. f4 Kf1 92. Rg5 Ra3 93. Rb5 Bf2 94. Kf5 Ra8 95. Rc6 Kg2 96. Rh6 Kf3 97. Rf6 Be3 98. Rb4 R3a5+ 99. Kg6 Rg8+ 100. Kf7 Rg4 101. Rb3 Ra7+ 102. Kf8 Rh4 103. Rf7 Ra8+ 104. Kg7 Rg4+ 105. Kf6 Ra6+ 106. Ke7 Ke4 107. Rb4+ Bd4 108. Kd8 Rg8+ 109. Kc7 Kd5 110. Rf5+ Ke6 111. Rg5 Rxg5 112. fxg5 Kd5 113. Rb1 Rg6 114. Rd1 Rg7+ 115. Kd8 Ke5 116. Ke8 Bc5 117. Rh1 Bd6 118. Re1+ Kd5 119. g6 Be5 120. Kf8 Rxg6 121. Ke8 Ke6 122. Rf1 Rg8+ 123. Rf8 Rg7 124. Rf1 Re7+ 125. Kd8 Rh7 126. Kc8 Rc7+ 127. Kd8 Rb7 128. Rc1 Rb8+ 129. Rc8 Rb2 130. Rc1 Rb7 131. Rc6+ Bd6 132. Rc1 Rb8+ 133. Rc8 Rb1 134. Rc2 Be5 135. Rc6+ Kd5 136. Rc2 Bd6 137. Kd7 Rb7+ 138. Kc8 Rf7 139. Rc1 Bc5 140. Kd8 Kc6 141. Re1 Rf8+ 142. Re8 Rf2 143. Re1 Ba3 144. Re6+ Kd5 145. Re1 Kc6 146. Re6+ Kd5 147. Re1 Bb4 148. Rd1+ Kc6 149. Rc1+ Bc5 150. Re1 Ra2 151. Ke8 Ra7 152. Re2 Bd6 153. Re1 Kd5 154. Rd1+ Ke6 155. Re1+ Be5 156. Rd1 Re7+ 157. Kd8 Rc7 158. Ke8 Rg7 159. Rf1 Rh7 160. Rf2 Rh4 161. Rf1 Rc4 162. Rd1 Bc3 163. Rd7 Rc8+ 164. Rd8 Rc7 165. Rd3 Ra7 166. Rd1 Rh7 167. Kd8 Be5 168. Kc8 Rc7+ 169. Kd8 Rb7 170. Rc1 Bf4 1/2-1/2

[Event "New York 1000 GM Fall GM-A"]
[Site "New York"]
[Date "2023.11.10"]
[Round "5"]
[White "Stearman, Josiah P"]
[Black "Katz, Alexander R"]
[Result "1-0"]
[ECO "C78"]
[WhiteElo "2451"]
[BlackElo "2426"]
[PlyCount "115"]
[EventDate "2023.11.08"]
[EventType "schev"]
[EventRounds "9"]
[EventCountry "USA"]
[SourceTitle "CB46_2023"]
[SourceDate "2023.11.15"]
[SourceVersion "1"]
[SourceVersionDate "2023.11.15"]
[SourceQuality "1"]
[WhiteTeam "Team3"]
[BlackTeam "Team4"]
[WhiteTeamCountry "USA"]
[BlackTeamCountry "USA"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. 0-0 b5 6. Bb3 Bc5 7. a4 Rb8 8. c3 d6 9. d4 Bb6 10. a5 Ba7 11. h3 0-0 12. Be3 Qe8 13. Re1 Ra8 14. Nbd2 Bb7 15. Qe2 exd4 16. cxd4 Nb4 17. Rac1 Bxe4 18. Nxe4 Qxe4 19. Qd2 Nfd5 20. Bg5 Qf5 21. Nh4 Qd7 22. Re4 Rae8 23. Rce1 Rxe4 24. Rxe4 Re8 25. Rg4 Kh8 26. Bh6 gxh6 27. Qxh6 Rg8 28. Bxd5 Nxd5 29. Rxg8+ Kxg8 30. Qg5+ Kf8 31. Qxd5 c6 32. Qe4 Qe6 33. Qf4 Ke8 34. Nf5 Kd7 35. g4 c5 36. Ng7 Qg6 37. Nf5 Qe6 38. Ng7 Qg6 39. Nh5 cxd4 40. Qf3 Bc5 41. Nf4 Qb1+ 42. Kg2 Ke7 43. Qb7+ Kd8 44. Nd5 Qe4+ 45. Kg3 Qe5+ 46. Kh4 f6 47. b4 Qg5+ 48. Kg3 Qe5+ 49. Kf3 d3 50. bxc5 Qe2+ 51. Kg3 Qe5+ 52. Nf4 dxc5 53. Qd5+ Qxd5 54. Nxd5 d2 55. Ne3 c4 56. Kf3 c3 57. Ke2 b4 58. Nd5 1-0

[Event "New York 1000 GM Fall GM-A"]
[Site "New York"]
[Date "2023.11.09"]
[Round "3"]
[White "Atanasov, Anthony"]
[Black "Katz, Alexander R"]
[Result "1/2-1/2"]
[ECO "B09"]
[WhiteElo "2406"]
[BlackElo "2426"]
[PlyCount "82"]
[EventDate "2023.11.08"]
[EventType "schev"]
[EventRounds "9"]
[EventCountry "USA"]
[SourceTitle "CB46_2023"]
[SourceDate "2023.11.15"]
[SourceVersion "1"]
[SourceVersionDate "2023.11.15"]
[SourceQuality "1"]
[WhiteTeam "Team1"]
[BlackTeam "Team4"]
[WhiteTeamCountry "USA"]
[BlackTeamCountry "USA"]

1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. f4 Bg7 5. Bd3 0-0 6. Nf3 Nc6 7. 0-0 Bg4 8. Be2 e5 9. d5 Nd4 10. fxe5 Bxf3 11. exf6 Nxe2+ 12. Nxe2 Bxe2 13. Qxe2 Bxf6 14. Bh6 Bg7 15. Bxg7 Kxg7 16. Qb5 b6 17. Rf4 Qe7 18. Raf1 f6 19. h4 Rf7 20. a4 Qe5 21. c3 Raf8 22. Qc4 Re8 23. b4 h6 24. h5 g5 25. Rg4 f5 26. exf5 Rxf5 27. Qxc7+ Re7 28. Qxe7+ Qxe7 29. Rxf5 Qd7 30. Rff4 Qxa4 31. Rf1 Qe8 32. Rc4 Qe3+ 33. Kh1 Qe2 34. Rc7+ Kg8 35. Ra1 a6 36. c4 g4 37. Rxa6 Qe1+ 38. Kh2 Qh4+ 39. Kg1 Qe1+ 40. Kh2 Qh4+ 41. Kg1 Qe1+ 1/2-1/2

[Event "New York 1000 GM Fall GM-A"]
[Site "New York"]
[Date "2023.11.09"]
[Round "2"]
[White "Katz, Alexander R"]
[Black "Khamrakulov, Djurabek"]
[Result "0-1"]
[ECO "B12"]
[WhiteElo "2426"]
[BlackElo "2500"]
[PlyCount "74"]
[EventDate "2023.11.08"]
[EventType "schev"]
[EventRounds "9"]
[EventCountry "USA"]
[SourceTitle "CB46_2023"]
[SourceDate "2023.11.15"]
[SourceVersion "1"]
[SourceVersionDate "2023.11.15"]
[SourceQuality "1"]
[WhiteTeam "Team4"]
[BlackTeam "Team2"]
[WhiteTeamCountry "USA"]
[BlackTeamCountry "USA"]

1. e4 c6 2. d4 d5 3. e5 Bf5 4. Nd2 e6 5. Nb3 Ne7 6. Nf3 Nd7 7. Be2 Bg6 8. 0-0 Rc8 9. Bd2 c5 10. Nxc5 Nxc5 11. dxc5 Rxc5 12. Nd4 a6 13. b4 Rc8 14. b5 axb5 15. h4 Nc6 16. Bg5 Qb6 17. Bxb5 Bc5 18. Bxc6+ bxc6 19. Nb3 h6 20. Bd2 Be7 21. h5 Bf5 22. Rb1 0-0 23. a4 Qc7 24. Re1 c5 25. a5 d4 26. Ra1 Rfd8 27. a6 Qa7 28. g4 Bh7 29. Bf4 Rd5 30. c4 dxc3 31. Qc1 c4 32. Be3 cxb3 33. Bxa7 b2 34. Qe3 bxa1Q 35. Rxa1 c2 36. Bd4 Bc5 37. a7 Bxa7 0-1

[Event "New York 1000 GM Fall GM-A"]
[Site "New York"]
[Date "2023.11.08"]
[Round "1"]
[White "Katz, Alexander R"]
[Black "Chasin, Nico Werner"]
[Result "1-0"]
[ECO "B48"]
[WhiteElo "2426"]
[BlackElo "2419"]
[PlyCount "107"]
[EventDate "2023.11.08"]
[EventType "schev"]
[EventRounds "9"]
[EventCountry "USA"]
[SourceTitle "CB46_2023"]
[SourceDate "2023.11.15"]
[SourceVersion "1"]
[SourceVersionDate "2023.11.15"]
[SourceQuality "1"]
[WhiteTeam "Team4"]
[BlackTeam "Team3"]
[WhiteTeamCountry "USA"]
[BlackTeamCountry "USA"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 e6 5. Nc3 Qc7 6. Be3 a6 7. Qd2 Nf6 8. f3 b5 9. 0-0-0 Be7 10. Kb1 h5 11. Nxc6 dxc6 12. Qf2 e5 13. Bb6 Qb7 14. Bc5 Be6 15. Bd6 Bxd6 16. Rxd6 Qa7 17. Qxa7 Rxa7 18. Rxc6 Kd7 19. Rc5 Kd6 20. Rxb5 axb5 21. Nxb5+ Kc5 22. Nxa7 Rd8 23. Bd3 Bd7 24. Rd1 Ra8 25. c3 Rxa7 26. b4+ Kb6 27. Kb2 Be6 28. c4 Kc7 29. Ra1 Bd7 30. Bc2 h4 31. a4 Nh5 32. a5 Nf4 33. b5 Ra8 34. Kc3 Nxg2 35. Kb4 Nf4 36. c5 Bxb5 37. Kxb5 Ne6 38. Kc4 Nd4 39. Bd1 g5 40. a6 f6 41. Kc3 Ra7 42. Kc4 Ra8 43. Ra2 Ra7 44. Kc3 Ra8 45. h3 Ra7 46. Ra1 Ra8 47. Bb3 Ra7 48. Bd5 Ne2+ 49. Kc4 Nf4 50. Bb7 Nxh3 51. Rd1 Nf4 52. Rd6 Nh5 53. Kb5 h3 54. Rd2 1-0

[Event "Titled Tuesday intern op 24th Oct Late"]
[Site "Chess.com INT"]
[Date "2023.10.24"]
[Round "10"]
[White "Chigaev, Maksim"]
[Black "Katz, Alexander R"]
[Result "0-1"]
[ECO "A06"]
[WhiteElo "2626"]
[BlackElo "2426"]
[PlyCount "58"]
[EventDate "2023.10.24"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "Mega2024 Update 01"]
[Source "Chessbase"]
[SourceDate "2023.11.12"]
[SourceVersion "1"]
[SourceVersionDate "2023.11.12"]
[SourceQuality "1"]

1. Nf3 Nf6 2. b3 d5 3. Bb2 Bf5 4. d3 e6 5. Nh4 Bg6 6. g3 Nbd7 7. Nd2 Be7 8. Bg2 0-0 9. a3 a5 10. h3 c5 11. a4 Qc7 12. 0-0 Rac8 13. e3 Nb8 14. f4 Nc6 15. g4 Nb4 16. Kh1 Rfd8 17. Be5 Qb6 18. Ndf3 c4 19. Nxg6 hxg6 20. Qe2 cxd3 21. cxd3 Rc2 22. Bd4 Qa6 23. Qd1 Qxd3 24. Ne5 Qxb3 25. Rb1 Qxa4 26. g5 Ne4 27. Bxe4 dxe4 28. f5 exf5 29. Nxf7 Qa2 0-1

[Event "Titled Tuesday intern op 24th Oct Late"]
[Site "Chess.com INT"]
[Date "2023.10.24"]
[Round "7"]
[White "Dragun, Kamil"]
[Black "Katz, Alexander R"]
[Result "0-1"]
[ECO "D37"]
[WhiteElo "2550"]
[BlackElo "2426"]
[PlyCount "54"]
[EventDate "2023.10.24"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "Mega2024 Update 01"]
[Source "Chessbase"]
[SourceDate "2023.11.12"]
[SourceVersion "1"]
[SourceVersionDate "2023.11.12"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Nc3 Be7 5. Bf4 0-0 6. e3 Nbd7 7. c5 c6 8. b4 b6 9. h4 a5 10. b5 Bb7 11. cxb6 Nxb6 12. Bd3 Bb4 13. Qb3 Na4 14. Qxa4 Bxc3+ 15. Ke2 Bxa1 16. bxc6 Qe8 17. Ne5 Bc3 18. g4 Bb4 19. g5 Ne4 20. Qc2 Ba6 21. f3 Nc3+ 22. Kf2 Bxd3 23. Qxd3 f6 24. gxf6 gxf6 25. Rg1+ Kh8 26. Ng6+ hxg6 27. Rxg6 Ne4+ 0-1

[Event "Titled Tuesday intern op 24th Oct Late"]
[Site "Chess.com INT"]
[Date "2023.10.24"]
[Round "2"]
[White "Grischuk, Alexander"]
[Black "Katz, Alexander R"]
[Result "1-0"]
[ECO "E00"]
[WhiteElo "2732"]
[BlackElo "2426"]
[PlyCount "115"]
[EventDate "2023.10.24"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "Mega2024 Update 01"]
[Source "Chessbase"]
[SourceDate "2023.11.12"]
[SourceVersion "1"]
[SourceVersionDate "2023.11.12"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Bg5 Bb4+ 4. Nd2 d5 5. e3 0-0 6. Ngf3 b6 7. cxd5 exd5 8. Rc1 c5 9. dxc5 bxc5 10. a3 Bxd2+ 11. Qxd2 Nbd7 12. Bb5 h6 13. Bxd7 Bxd7 14. Bxf6 Qxf6 15. Rxc5 Rab8 16. Nd4 Qb6 17. Rc2 Ba4 18. b3 Rfc8 19. Rxc8+ Rxc8 20. 0-0 Bb5 21. Rc1 Rxc1+ 22. Qxc1 Bd3 23. h3 Qa5 24. a4 Qb4 25. Qd1 Be4 26. f3 Bg6 27. Kf2 Qc3 28. Qe1 Qb2+ 29. Kg3 Bd3 30. Kh2 Kh7 31. Kg1 h5 32. Qd1 Qc3 33. Kf2 Qb2+ 34. Kg1 Qc3 35. h4 g6 36. Kh2 a5 37. Kg1 Ba6 38. Kf2 Qb2+ 39. Qc2 Qa1 40. Qd2 Qf1+ 41. Kg3 Bd3 42. Qxa5 Kg7 43. Qd2 Ba6 44. Qf2 Qd3 45. b4 Qc3 46. b5 Qc7+ 47. f4 Bc8 48. Qb2 Kh7 49. b6 Qd7 50. Kf2 Qg4 51. Nf3 Qd7 52. a5 Ba6 53. Qf6 Kg8 54. Ne5 Qe8 55. f5 d4 56. fxg6 dxe3+ 57. Kxe3 fxg6 58. Qxg6+ 1-0

[Event "Titled Tuesday intern op 24th Oct Late"]
[Site "Chess.com INT"]
[Date "2023.10.24"]
[Round "8"]
[White "Katz, Alexander R"]
[Black "Dourerassou, Jonathan"]
[Result "1-0"]
[ECO "B45"]
[WhiteElo "2426"]
[BlackElo "2415"]
[PlyCount "131"]
[EventDate "2023.10.24"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "Mega2024 Update 01"]
[Source "Chessbase"]
[SourceDate "2023.11.12"]
[SourceVersion "1"]
[SourceVersionDate "2023.11.12"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Nc6 6. a3 Be7 7. Be3 0-0 8. g3 d5 9. Bg2 dxe4 10. 0-0 Nd5 11. Nxc6 bxc6 12. Nxe4 Nxe3 13. fxe3 Qb6 14. Qf3 Bb7 15. b4 Rad8 16. Rab1 f5 17. Nc5 Bxc5 18. bxc5 Qc7 19. Qf4 e5 20. Qc4+ Kh8 21. g4 Bc8 22. gxf5 Bxf5 23. Qa4 Qe7 24. Qxc6 Bxc2 25. Rxf8+ Rxf8 26. Rf1 Rd8 27. Qb7 Qxc5 28. Qf3 h6 29. Rc1 e4 30. Qf2 Rc8 31. Bxe4 Qg5+ 32. Bg2 Bh7 33. Rxc8+ Bg8 34. h3 Qg6 35. Rf8 Qb1+ 36. Kh2 Qb6 37. Rf4 Qd6 38. Qg3 Qe5 39. Rg4 Qe7 40. Be4 Be6 41. Rg6 Bg8 42. Qf4 Bf7 43. Rxh6+ gxh6 44. Qxh6+ Kg8 45. Bh7+ Kh8 46. Bg6+ Kg8 47. Qh7+ Kf8 48. Qxf7+ Qxf7 49. Bxf7 Kxf7 50. Kg3 Ke6 51. Kf4 Kd5 52. h4 Kc4 53. h5 Kb3 54. h6 Kxa3 55. h7 a5 56. h8Q Kb3 57. Qa1 a4 58. e4 a3 59. e5 a2 60. e6 Ka3 61. e7 Kb3 62. e8Q Ka3 63. Qa8+ Kb3 64. Q8xa2+ Kb4 65. Qd4+ Kb5 66. Qaa4# 1-0

[Event "Titled Tuesday intern op 24th Oct Late"]
[Site "Chess.com INT"]
[Date "2023.10.24"]
[Round "5"]
[White "Katz, Alexander R"]
[Black "Gutierrez Olivares, Daniel"]
[Result "1-0"]
[ECO "C01"]
[WhiteElo "2426"]
[BlackElo "2354"]
[PlyCount "45"]
[EventDate "2023.10.24"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "Mega2024 Update 01"]
[Source "Chessbase"]
[SourceDate "2023.11.12"]
[SourceVersion "1"]
[SourceVersionDate "2023.11.12"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. exd5 exd5 5. Bd3 Ne7 6. Qf3 Nbc6 7. Nge2 Be6 8. Bf4 Qd7 9. 0-0-0 0-0-0 10. h3 Kb8 11. g4 Nc8 12. Qg3 Ba5 13. Kb1 Nb4 14. Bb5 Nc6 15. Na4 Bb6 16. Nc5 Bxc5 17. dxc5 a6 18. Ba4 N8a7 19. Nd4 Rhe8 20. Rhe1 f6 21. Nxe6 Rxe6 22. Rxe6 Qxe6 23. Bxc7+ 1-0

[Event "Titled Tuesday intern op 24th Oct Late"]
[Site "Chess.com INT"]
[Date "2023.10.24"]
[Round "9"]
[White "Katz, Alexander R"]
[Black "Ibarra Jerez, Jose Carlos"]
[Result "1-0"]
[ECO "B08"]
[WhiteElo "2426"]
[BlackElo "2567"]
[PlyCount "75"]
[EventDate "2023.10.24"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "Mega2024 Update 01"]
[Source "Chessbase"]
[SourceDate "2023.11.12"]
[SourceVersion "1"]
[SourceVersionDate "2023.11.12"]
[SourceQuality "1"]

1. e4 Nc6 2. Nf3 d6 3. d4 Nf6 4. Nc3 g6 5. h3 Bg7 6. Be3 a6 7. a4 0-0 8. Be2 e6 9. 0-0 b6 10. Nd2 e5 11. d5 Nd4 12. Nf3 Nxe2+ 13. Qxe2 Nh5 14. a5 b5 15. Na2 Nf4 16. Bxf4 exf4 17. c4 bxc4 18. Nb4 Bd7 19. Rfc1 Bb5 20. Qd2 Qf6 21. Rc2 Rfe8 22. Re1 g5 23. Nc6 h5 24. Nfd4 g4 25. Nf5 Bh6 26. hxg4 hxg4 27. Qd1 f3 28. gxf3 Ba4 29. fxg4 Bf4 30. Qf3 Bxc2 31. Qxf4 Kf8 32. g5 Qg6 33. Qh4 Rxe4 34. Qh8+ Qg8 35. Qh6+ Ke8 36. Ng7+ Kf8 37. Nh5+ Ke8 38. Nf6# 1-0

[Event "Titled Tuesday intern op 24th Oct Late"]
[Site "Chess.com INT"]
[Date "2023.10.24"]
[Round "3"]
[White "Katz, Alexander R"]
[Black "Santos Flores, Alberto Javier"]
[Result "1/2-1/2"]
[ECO "C12"]
[WhiteElo "2426"]
[BlackElo "2198"]
[PlyCount "117"]
[EventDate "2023.10.24"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "Mega2024 Update 01"]
[Source "Chessbase"]
[SourceDate "2023.11.12"]
[SourceVersion "1"]
[SourceVersionDate "2023.11.12"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nc3 Nf6 4. Bg5 Bb4 5. exd5 Qxd5 6. Bxf6 Bxc3+ 7. bxc3 gxf6 8. Nf3 b6 9. Bd3 Bb7 10. Qe2 Nd7 11. a4 a5 12. Bb5 0-0-0 13. Rb1 Rhg8 14. c4 Qf5 15. c5 Rxg2 16. c6 Rg4 17. cxb7+ Kxb7 18. Bd3 Qd5 19. c4 Qc6 20. Rg1 Rxg1+ 21. Nxg1 f5 22. c5 Nf6 23. Nf3 Qxa4 24. cxb6 cxb6 25. Bb5 Qa3 26. Ne5 Rxd4 27. Bc6+ Kc7 28. Bf3 Qc3+ 29. Kf1 Rd2 30. Qa6 Qxe5 31. Qxb6+ Kd7 32. Qc6+ Ke7 33. Rb7+ Rd7 34. Rb5 Qd6 35. Qc3 a4 36. Ra5 Rc7 37. Qb2 Ne4 38. Bxe4 fxe4 39. Rxa4 Qxh2 40. Qb4+ Kf6 41. Qd4+ Kg6 42. Qxe4+ Kg7 43. Ra3 Rc1+ 44. Ke2 Qh5+ 45. Rf3 Rc5 46. Qd4+ Re5+ 47. Kd2 Qxf3 48. Qxe5+ Qf6 49. Qg3+ Qg6 50. Qe5+ Qf6 51. Qg3+ Kf8 52. Qb8+ Ke7 53. Qc7+ Ke8 54. Qc6+ Kd8 55. Qd6+ Ke8 56. Qc6+ Kf8 57. Qd6+ Kg8 58. Qb8+ Kg7 59. Qg3+ 1/2-1/2

[Event "Titled Tuesday intern op 24th Oct Late"]
[Site "Chess.com INT"]
[Date "2023.10.24"]
[Round "11"]
[White "Katz, Alexander R"]
[Black "Zhigalko, Sergei"]
[Result "0-1"]
[ECO "B33"]
[WhiteElo "2426"]
[BlackElo "2572"]
[PlyCount "106"]
[EventDate "2023.10.24"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "Mega2024 Update 01"]
[Source "Chessbase"]
[SourceDate "2023.11.12"]
[SourceVersion "1"]
[SourceVersionDate "2023.11.12"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 e5 6. Ndb5 d6 7. Bg5 a6 8. Na3 b5 9. Nd5 Be7 10. Bxf6 Bxf6 11. c3 Bg5 12. Nc2 Ne7 13. Ncb4 0-0 14. Be2 a5 15. Nxe7+ Qxe7 16. Nd5 Qb7 17. Bg4 Be6 18. h4 Bd8 19. Bf3 Bxd5 20. Qxd5 Qxd5 21. exd5 f5 22. Be2 Rb8 23. h5 e4 24. 0-0 Bf6 25. Rac1 Rfe8 26. b4 a4 27. a3 Rec8 28. c4 Bb2 29. Rb1 Bxa3 30. cxb5 Rc3 31. Rfd1 Kf7 32. Rd4 Rb3 33. Rbd1 Bb2 34. Rc4 a3 35. g4 a2 36. Rc7+ Kf6 37. g5+ Kxg5 38. Ra7 a1Q 39. Raxa1 Bxa1 40. Rxa1 Rxb4 41. Ra7 Kf6 42. Rd7 Rb6 43. h6 gxh6 44. Rxh7 Kg6 45. Rd7 Rd4 46. Re7 Rxd5 47. Re6+ Kg5 48. Bc4 Rc5 49. Be2 h5 50. Kg2 h4 51. Re8 Rc2 52. Rg8+ Kf4 53. Bh5 e3 0-1

[Event "Titled Tuesday intern op 24th Oct Late"]
[Site "Chess.com INT"]
[Date "2023.10.24"]
[Round "1"]
[White "Klepikov, Nikita"]
[Black "Katz, Alexander R"]
[Result "0-1"]
[ECO "B85"]
[WhiteElo "2063"]
[BlackElo "2426"]
[PlyCount "84"]
[EventDate "2023.10.24"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "Mega2024 Update 01"]
[Source "Chessbase"]
[SourceDate "2023.11.12"]
[SourceVersion "1"]
[SourceVersionDate "2023.11.12"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. Be2 e6 7. 0-0 Be7 8. Be3 0-0 9. f4 Bd7 10. a4 a6 11. Qe1 Rc8 12. Qg3 Nxd4 13. Bxd4 Bc6 14. Rad1 Qa5 15. f5 e5 16. Be3 Kh8 17. Bg5 Bxa4 18. Nd5 Nxd5 19. Rxd5 Qb6+ 20. Kh1 Bxg5 21. Qxg5 f6 22. Qh5 Rxc2 23. Rd3 Rxe2 24. Qxe2 Bb5 25. Rfd1 Bxd3 26. Qxd3 Qxb2 27. Qxd6 Rg8 28. h3 Qe2 29. Qd5 a5 30. Rb1 a4 31. Rxb7 a3 32. Ra7 Qf1+ 33. Kh2 Qf4+ 34. Kh1 Qc1+ 35. Kh2 Qf4+ 36. Kh1 h5 37. Rxa3 Qc1+ 38. Kh2 Qxa3 39. Qf7 Rf8 40. Qxh5+ Kg8 41. Qg6 Qe3 42. Qg4 Qf4+ 0-1

[Event "Titled Tuesday intern op 24th Oct Late"]
[Site "Chess.com INT"]
[Date "2023.10.24"]
[Round "4"]
[White "Liu, Casper Yukun"]
[Black "Katz, Alexander R"]
[Result "1/2-1/2"]
[ECO "B21"]
[WhiteElo "2278"]
[BlackElo "2426"]
[PlyCount "116"]
[EventDate "2023.10.24"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "Mega2024 Update 01"]
[Source "Chessbase"]
[SourceDate "2023.11.12"]
[SourceVersion "1"]
[SourceVersionDate "2023.11.12"]
[SourceQuality "1"]

1. e4 c5 2. d4 cxd4 3. Qxd4 Nc6 4. Qe3 g6 5. Nc3 Bg7 6. Bd2 d6 7. 0-0-0 Be6 8. Nd5 Nf6 9. Bc3 0-0 10. Nxf6+ exf6 11. Ne2 Ne5 12. Nf4 Rc8 13. Nxe6 fxe6 14. Kb1 Qc7 15. Qxa7 f5 16. exf5 Rxf5 17. f3 Nxf3 18. Bd3 Bxc3 19. Bxf5 gxf5 20. gxf3 Be5 21. c3 Qc6 22. Rhg1+ Kh8 23. Qe3 Qb5 24. Ka1 Ra8 25. f4 Qc4 26. a3 Rxa3+ 27. bxa3 Bxc3+ 28. Qxc3+ Qxc3+ 29. Kb1 Qb3+ 30. Ka1 Qxa3+ 31. Kb1 Qb4+ 32. Ka1 Qxf4 33. Rc1 Qe5+ 34. Kb1 Qb5+ 35. Ka1 Qa5+ 36. Kb1 h5 37. Rc8+ Kh7 38. Rcg8 Qb4+ 39. Ka2 Qc4+ 40. Kb1 Qd3+ 41. Ka2 Qc2+ 42. Ka1 Qa4+ 43. Kb1 Qb3+ 44. Ka1 Qc3+ 45. Kb1 b5 46. R8g5 Qd3+ 47. Kb2 Qd4+ 48. Kb1 Qb4+ 49. Ka2 Qc4+ 50. Kb1 Qd3+ 51. Ka1 Qd4+ 52. Kb1 Qb4+ 53. Ka1 Qc3+ 54. Kb1 Qb3+ 55. Ka1 Qa3+ 56. Kb1 Qb3+ 57. Ka1 Qa3+ 58. Kb1 Qb3+ 1/2-1/2

[Event "Titled Tuesday intern op 24th Oct Late"]
[Site "Chess.com INT"]
[Date "2023.10.24"]
[Round "6"]
[White "Makaraci, Tunahan"]
[Black "Katz, Alexander R"]
[Result "0-1"]
[ECO "B22"]
[WhiteElo "2238"]
[BlackElo "2426"]
[PlyCount "98"]
[EventDate "2023.10.24"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "Mega2024 Update 01"]
[Source "Chessbase"]
[SourceDate "2023.11.12"]
[SourceVersion "1"]
[SourceVersionDate "2023.11.12"]
[SourceQuality "1"]

1. e4 c5 2. c3 d5 3. exd5 Qxd5 4. d4 Nc6 5. Nf3 Nf6 6. Be3 Bg4 7. Be2 e6 8. h3 Bh5 9. Nbd2 cxd4 10. cxd4 Bb4 11. 0-0 0-0 12. a3 Ba5 13. b4 Bc7 14. Rc1 Rac8 15. Rc5 Qd8 16. Bg5 Bg6 17. Nb3 Bb6 18. Rc1 h6 19. Bh4 Qd6 20. Nc5 Bxc5 21. dxc5 Qxd1 22. Rfxd1 Nd5 23. Bc4 Be4 24. Nd2 Bh7 25. Nf3 Be4 26. Nd2 Bh7 27. Nb3 Ne5 28. Bxd5 exd5 29. Rxd5 Nd3 30. Rd1 Nf4 31. Rd7 Rfe8 32. Nd4 a5 33. Bg3 Nd3 34. Nb5 axb4 35. Nd6 Nb2 36. axb4 Nxd1 37. Nxe8 Rxe8 38. Rxd1 Bc2 39. Rd2 Ba4 40. Rb2 Bb5 41. Kh2 Re4 42. Bd6 g5 43. f3 Re1 44. Kg3 f5 45. h4 Kf7 46. hxg5 hxg5 47. Ra2 f4+ 48. Kg4 Kg6 49. Kh3 Rh1+ 0-1

[Event "Titled Tuesday intern op 11th Jul Early"]
[Site "Chess.com INT"]
[Date "2023.07.11"]
[Round "3"]
[White "Aravindh, Chithambaram VR"]
[Black "Katz, Alexander R"]
[Result "1-0"]
[ECO "A01"]
[WhiteElo "2645"]
[BlackElo "2426"]
[PlyCount "81"]
[EventDate "2023.07.11"]
[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. b3 Nf6 2. Bb2 d6 3. d4 g6 4. g3 Bg7 5. Bg2 0-0 6. e4 Nbd7 7. Ne2 c5 8. 0-0 e5 9. dxe5 dxe5 10. Nbc3 Qe7 11. a4 Rd8 12. Qc1 Nf8 13. Nd5 Nxd5 14. exd5 e4 15. Bxg7 Kxg7 16. c4 f5 17. a5 Nd7 18. Nf4 Ne5 19. Qc3 Qf6 20. Rac1 Bd7 21. Rfd1 Ng4 22. Qe1 Re8 23. h3 Ne5 24. b4 Nf3+ 25. Bxf3 exf3 26. Qd2 Re2 27. Nxe2 fxe2 28. Re1 cxb4 29. Qxb4 Re8 30. c5 f4 31. Qxf4 Qxf4 32. gxf4 Bxh3 33. a6 bxa6 34. d6 g5 35. c6 gxf4 36. d7 Re6 37. d8Q Rg6+ 38. Kh2 Bf1 39. Qe7+ Kh6 40. Qh4+ Kg7 41. Rxf1 1-0

[Event "Titled Tuesday intern op 11th Jul Early"]
[Site "Chess.com INT"]
[Date "2023.07.11"]
[Round "2"]
[White "Fajdetic, Hrvoje"]
[Black "Katz, Alexander R"]
[Result "0-1"]
[ECO "B07"]
[WhiteElo "2151"]
[BlackElo "2426"]
[PlyCount "132"]
[EventDate "2023.07.11"]
[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. Bf4 d6 3. Nc3 g6 4. e4 c6 5. Qd2 b5 6. f3 Nbd7 7. 0-0-0 b4 8. Nce2 Qa5 9. Kb1 e5 10. Be3 Nb6 11. Nc1 Be6 12. Nb3 Bxb3 13. axb3 Bg7 14. dxe5 dxe5 15. Qd6 Nfd7 16. Qxc6 0-0 17. Qb5 Qxb5 18. Bxb5 Rfd8 19. Nh3 Bf8 20. Rd3 Nc5 21. Bxc5 Bxc5 22. Rhd1 Rxd3 23. Rxd3 Kg7 24. g3 a6 25. Bc6 Ra7 26. f4 exf4 27. gxf4 a5 28. e5 Rc7 29. Bd5 a4 30. bxa4 Nxa4 31. Bb3 Nb6 32. Ng5 h6 33. Nxf7 Rxf7 34. Bxf7 Kxf7 35. c3 bxc3 36. Rxc3 Bd4 37. Rc6 Be3 38. Rf6+ Kg7 39. h3 Nd5 40. Rd6 Nxf4 41. e6 Kf6 42. h4 Nxe6 43. h5 gxh5 44. Kc2 h4 45. Kd3 Bf4 46. Rd7 h3 47. Ke2 h2 48. Rd1 Be5 49. Rh1 Nd4+ 50. Kd3 Nf3 51. b4 Kg5 52. Ke3 Kg4 53. Kf2 h5 54. Kg2 h4 55. b5 h3+ 56. Kf2 Bd4+ 57. Ke2 Kg3 58. Kd3 Bb6 59. Kc4 Kg2 60. Rd1 h1Q 61. Rxh1 Kxh1 62. Kd5 Kg2 63. Kc6 Bf2 64. b6 Bxb6 65. Kxb6 h2 66. Kc5 h1Q 0-1

[Event "Titled Tuesday intern op 11th Jul Early"]
[Site "Chess.com INT"]
[Date "2023.07.11"]
[Round "1"]
[White "Katz, Alexander R"]
[Black "Bueno, Alfeu Varela Jr"]
[Result "1-0"]
[ECO "A25"]
[WhiteElo "2426"]
[BlackElo "2135"]
[PlyCount "51"]
[EventDate "2023.07.11"]
[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 e5 2. Nc3 Nc6 3. g3 f5 4. Bg2 Nf6 5. d3 Bb4 6. Nf3 Bxc3+ 7. bxc3 d6 8. 0-0 0-0 9. Rb1 Rb8 10. Ne1 Qe8 11. Nc2 Bd7 12. Nb4 Nxb4 13. cxb4 Qh5 14. e3 Qh6 15. b5 Qg6 16. Ba3 f4 17. exf4 exf4 18. c5 Ng4 19. cxd6 cxd6 20. Qb3+ Kh8 21. Qd5 fxg3 22. fxg3 Rxf1+ 23. Rxf1 Qh6 24. h3 Ne3 25. Qxd6 Rd8 26. Rf8+ 1-0

[Event "Titled Tuesday intern op 11th Jul Early"]
[Site "Chess.com INT"]
[Date "2023.07.11"]
[Round "8"]
[White "Katz, Alexander R"]
[Black "Dubnevych, Maksym"]
[Result "0-1"]
[ECO "C65"]
[WhiteElo "2426"]
[BlackElo "2251"]
[PlyCount "116"]
[EventDate "2023.07.11"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 Nf6 4. d3 Bc5 5. Bxc6 dxc6 6. Nbd2 0-0 7. 0-0 Re8 8. b3 Bg4 9. Bb2 Nd7 10. h3 Bh5 11. Nc4 f6 12. g4 Bf7 13. Ne3 Nf8 14. Nf5 Ne6 15. c3 Nf4 16. d4 exd4 17. cxd4 Bf8 18. Qd2 Rxe4 19. Ng3 Qd5 20. Nxe4 Qxe4 21. Qe3 Nxh3+ 22. Kh2 Qxg4 23. Ne5 fxe5 24. Qxh3 Qe2 25. Bc3 exd4 26. Bxd4 Bd6+ 27. Kg1 Qe4 28. Rad1 Bd5 29. f3 Qc2 30. Qg2 Qxg2+ 31. Kxg2 Rf8 32. Rde1 Rf5 33. Be3 Rf6 34. Rd1 h5 35. Bd4 Rg6+ 36. Kf2 Bg3+ 37. Ke2 Re6+ 38. Kd3 h4 39. Rd2 b6 40. b4 b5 41. Rg1 Bxf3 42. Kc3 Bd5 43. Bxa7 Rf6 44. Bd4 Rf3+ 45. Rd3 Rxd3+ 46. Kxd3 Bxa2 47. Ke3 Bd5 48. Bc3 Kf7 49. Be1 Bd6 50. Bxh4 Bxb4 51. Rf1+ Ke6 52. Bg3 Bc5+ 53. Kd2 Bd6 54. Re1+ Kd7 55. Bh4 c5 56. Rg1 Be5 57. Ke3 Bd4+ 58. Kf4 Bxg1 0-1

[Event "Titled Tuesday intern op 11th Jul Early"]
[Site "Chess.com INT"]
[Date "2023.07.11"]
[Round "5"]
[White "Katz, Alexander R"]
[Black "Makarian, Rudik"]
[Result "0-1"]
[ECO "B30"]
[WhiteElo "2426"]
[BlackElo "2541"]
[PlyCount "78"]
[EventDate "2023.07.11"]
[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. Bxc6 bxc6 5. 0-0 Ne7 6. d3 Ng6 7. Re1 Be7 8. b3 e5 9. Bb2 d6 10. c3 0-0 11. d4 f5 12. exf5 Bxf5 13. dxe5 Bg4 14. exd6 Bxd6 15. Nbd2 Nh4 16. Re4 Bxf3 17. Nxf3 Nxf3+ 18. gxf3 Qf6 19. Qe2 Qh6 20. h4 Bf4 21. Kg2 Qxh4 22. Rh1 Qg5+ 23. Kf1 Rad8 24. Rg1 Qf5 25. c4 g6 26. Re7 Rf7 27. Re8+ Rxe8 28. Qxe8+ Rf8 29. Qe2 Kf7 30. Rg4 Re8 31. Qd1 g5 32. Kg2 h5 33. Rxf4 gxf4 34. Qd6 Qg6+ 35. Qxg6+ Kxg6 36. Bc1 Kf5 37. Ba3 Re2 38. Bxc5 Rxa2 39. b4 a6 0-1

[Event "Titled Tuesday intern op 11th Jul Early"]
[Site "Chess.com INT"]
[Date "2023.07.11"]
[Round "4"]
[White "Katz, Alexander R"]
[Black "Zacurdajev, Dmitry"]
[Result "1-0"]
[ECO "B15"]
[WhiteElo "2426"]
[BlackElo "2273"]
[PlyCount "63"]
[EventDate "2023.07.11"]
[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. Nc3 d5 3. Nf3 Bg4 4. d4 dxe4 5. Nxe4 Nf6 6. Nxf6+ exf6 7. c3 Bd6 8. Bd3 0-0 9. 0-0 Nd7 10. h3 Bh5 11. Re1 Re8 12. Be3 Nf8 13. c4 Bc7 14. c5 Ne6 15. Bc4 Bxf3 16. Qxf3 Nxd4 17. Qg4 Ne6 18. Rad1 Qe7 19. b4 Rad8 20. Bd4 a5 21. a3 axb4 22. axb4 Bb8 23. g3 Kh8 24. Bc3 Rxd1 25. Rxd1 Ng5 26. Rd7 Qe4 27. Qxe4 Nxe4 28. Bb2 Be5 29. Bxe5 fxe5 30. Bxf7 Rb8 31. Bc4 Nd2 32. Rxd2 1-0

[Event "Titled Tuesday intern op 11th Jul Early"]
[Site "Chess.com INT"]
[Date "2023.07.11"]
[Round "7"]
[White "Villa Tornero, Alex"]
[Black "Katz, Alexander R"]
[Result "1-0"]
[ECO "B38"]
[WhiteElo "2103"]
[BlackElo "2426"]
[PlyCount "159"]
[EventDate "2023.07.11"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 g6 5. c4 Bg7 6. Be3 Nf6 7. Nc3 d6 8. f3 0-0 9. Be2 Nxd4 10. Bxd4 Be6 11. 0-0 a5 12. Rc1 a4 13. Qd2 Qa5 14. Rfd1 Rfc8 15. b3 axb3 16. axb3 Qb4 17. Qb2 Bxc4 18. Na2 Qa3 19. Qxa3 Rxa3 20. Bxc4 d5 21. Bxd5 Rxc1 22. Nxc1 b5 23. Bc6 b4 24. Bc5 Ra1 25. Rd8+ Bf8 26. Be3 Kg7 27. Kf2 e6 28. Nd3 Ra2+ 29. Kg3 Nh5+ 30. Kh3 Be7 31. Rd7 Bf6 32. e5 Bxe5 33. Nxe5 Re2 34. Rxf7+ Kg8 35. Bd4 g5 36. g3 Rd2 37. Be3 Re2 38. Ng4 Kxf7 39. Bxg5 Ng7 40. Be4 Nf5 41. Ne5+ Kg7 42. g4 Nd4 43. Nd3 Nxb3 44. Nxb4 Nd2 45. Bxd2 Rxd2 46. Nd3 h6 47. Kg3 Kf6 48. Nf4 e5 49. Nd5+ Ke6 50. Ne3 Kf6 51. h4 Rd8 52. Nd5+ Kg7 53. g5 hxg5 54. hxg5 Rf8 55. Kg4 Rf7 56. Bf5 Ra7 57. g6 Ra4+ 58. Be4 Ra1 59. Ne3 Rg1+ 60. Kf5 Rxg6 61. Kxe5 Ra6 62. f4 Kf7 63. Nd5 Ra5 64. f5 Ra1 65. Nf4 Ra5+ 66. Bd5+ Kf8 67. f6 Ra7 68. Ng6+ Ke8 69. Bc6+ Kf7 70. Nf4 Kf8 71. Bd5 Ke8 72. Kf5 Rc7 73. Kg6 Ra7 74. Ne6 Rd7 75. Ng7+ Kf8 76. Ne6+ Ke8 77. Be4 Ra7 78. Bc6+ Rd7 79. Bxd7+ Kxd7 80. Kf7 1-0

[Event "Titled Tuesday intern op 11th Jul Early"]
[Site "Chess.com INT"]
[Date "2023.07.11"]
[Round "6"]
[White "Yeritsyan, Hayk"]
[Black "Katz, Alexander R"]
[Result "0-1"]
[ECO "A48"]
[WhiteElo "2181"]
[BlackElo "2426"]
[PlyCount "100"]
[EventDate "2023.07.11"]
[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 d6 3. Bf4 g6 4. h3 Bg7 5. e3 0-0 6. c3 b6 7. Be2 Bb7 8. 0-0 Nbd7 9. Bh2 c5 10. Nbd2 Re8 11. Rc1 Rc8 12. Re1 Ne4 13. Nxe4 Bxe4 14. b4 cxb4 15. cxb4 Rxc1 16. Qxc1 Qa8 17. Qb2 e5 18. dxe5 Nxe5 19. Bxe5 dxe5 20. Rd1 Bxf3 21. gxf3 e4 22. Qb3 exf3 23. Bc4 Qb7 24. Bd5 Qd7 25. Bxf3 Qxh3 26. Bg2 Qf5 27. Qa4 Rc8 28. Qxa7 Rc2 29. Qa8+ Bf8 30. Qf3 Qxf3 31. Bxf3 Rxa2 32. Rd7 Bxb4 33. Bd5 Rd2 34. Bxf7+ Kf8 35. Rb7 Bc5 36. Bc4 h5 37. Rf7+ Ke8 38. Rb7 Rd6 39. Kg2 Rf6 40. Bd5 Kd8 41. Rg7 Be7 42. Bf7 b5 43. Bxg6 b4 44. Bxh5 b3 45. Rg8+ Bf8 46. Rg4 b2 47. Bg6 Rxg6 48. Rxg6 b1Q 49. Rg3 Qe4+ 50. Rf3 Bd6 0-1

[Event "Titled Tuesday intern op 04th Jul Late"]
[Site "Chess.com INT"]
[Date "2023.07.04"]
[Round "1"]
[White "Gabdushev, Ruslan"]
[Black "Katz, Alexander R"]
[Result "0-1"]
[ECO "A25"]
[WhiteElo "2256"]
[BlackElo "2426"]
[PlyCount "76"]
[EventDate "2023.07.04"]
[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 e5 2. Nc3 Nf6 3. e4 Bc5 4. g3 Nc6 5. Bg2 d6 6. h3 0-0 7. Nge2 Be6 8. d3 Nd4 9. 0-0 c6 10. Kh2 d5 11. b3 dxc4 12. dxc4 Qa5 13. Bb2 Rad8 14. Qc1 b5 15. cxb5 cxb5 16. Ng1 Bb4 17. Nce2 Rc8 18. Qg5 Nxe2 19. Nxe2 Nd7 20. Ng1 Rc2 21. Bc1 f6 22. Qe3 Bc5 23. Qd3 Rxa2 24. Rxa2 Qxa2 25. Qxb5 Qxb3 26. Qc6 Qb6 27. Qa4 Bd4 28. Ba3 Rc8 29. f4 Rc4 30. Qd1 h6 31. Ne2 Nc5 32. fxe5 Bxe5 33. Nf4 Bf7 34. Nd5 Qa5 35. Bxc5 Qxc5 36. Qf3 Rc2 37. Rb1 Kh7 38. Qf5+ Bg6 0-1

[Event "Titled Tuesday intern op 04th Jul Late"]
[Site "Chess.com INT"]
[Date "2023.07.04"]
[Round "8"]
[White "Gardezi, Arsal"]
[Black "Katz, Alexander R"]
[Result "0-1"]
[ECO "C96"]
[WhiteElo "2099"]
[BlackElo "2426"]
[PlyCount "78"]
[EventDate "2023.07.04"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. 0-0 Be7 6. Re1 b5 7. Bb3 0-0 8. h3 d6 9. c3 Na5 10. Bc2 c5 11. d4 Nc6 12. Nbd2 Re8 13. Nf1 cxd4 14. cxd4 exd4 15. Nxd4 Nxd4 16. Qxd4 Bb7 17. Bf4 Rc8 18. Bb3 Bf8 19. Ng3 g6 20. Rad1 Bg7 21. Qxd6 Qxd6 22. Rxd6 Rc6 23. Rxc6 Bxc6 24. e5 Nd5 25. Bxd5 Bxd5 26. Rd1 Bxa2 27. Ra1 Bc4 28. Rxa6 Bxe5 29. Bxe5 Rxe5 30. Rb6 Re1+ 31. Kh2 Rb1 32. Ne4 Rxb2 33. Nd6 Rxf2 34. Kg3 Rc2 35. Rb8+ Kg7 36. Rb7 Bd5 37. Rxb5 Rxg2+ 38. Kh4 g5+ 39. Kh5 Bf3# 0-1

[Event "Titled Tuesday intern op 04th Jul Late"]
[Site "Chess.com INT"]
[Date "2023.07.04"]
[Round "2"]
[White "Katz, Alexander R"]
[Black "Garcia Alvarez, Diego"]
[Result "1-0"]
[ECO "B40"]
[WhiteElo "2426"]
[BlackElo "2190"]
[PlyCount "47"]
[EventDate "2023.07.04"]
[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. Nc3 e6 3. Nf3 a6 4. a4 d6 5. Bc4 Nf6 6. 0-0 Be7 7. d3 0-0 8. h3 b6 9. Bf4 Bb7 10. Bh2 Nc6 11. Re1 Re8 12. d4 cxd4 13. Nxd4 Rc8 14. Nxc6 Rxc6 15. Qd3 Qa8 16. Rad1 Rec8 17. Bb3 Rxc3 18. bxc3 Nxe4 19. Qe3 Nxc3 20. Rd3 Nd5 21. Qd2 b5 22. Bxd5 Bxd5 23. Rxd5 bxa4 24. Ra5 1-0

[Event "Titled Tuesday intern op 04th Jul Late"]
[Site "Chess.com INT"]
[Date "2023.07.04"]
[Round "5"]
[White "Katz, Alexander R"]
[Black "Prem, Pranav"]
[Result "1-0"]
[ECO "B90"]
[WhiteElo "2426"]
[BlackElo "2050"]
[PlyCount "107"]
[EventDate "2023.07.04"]
[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. Be3 e5 7. Nb3 Be6 8. f3 h5 9. Qd2 Be7 10. Nd5 Bxd5 11. exd5 Nbd7 12. c4 g6 13. Be2 0-0 14. 0-0-0 b5 15. Kb1 bxc4 16. Bxc4 a5 17. a4 Nb6 18. Bb5 Nbxd5 19. Bh6 Nb4 20. Rhe1 Qb6 21. Bxf8 Bxf8 22. Qg5 Bg7 23. Nd2 Nc6 24. Nc4 Qc5 25. Rxd6 Qb4 26. Rc1 Nd4 27. Rxf6 Bxf6 28. Qxf6 Nxb5 29. axb5 Qxb5 30. Nxe5 Qd5 31. Qc6 Qd8 32. Qc4 Qf6 33. Qd5 Rd8 34. Qxa5 Qf5+ 35. Ka1 Re8 36. Nc6 Qd7 37. Qa7 Qd3 38. Qa3 Qd7 39. Nb4 Qb5 40. Na6 Ra8 41. Kb1 Qxa6 42. Qxa6 Rxa6 43. Rc4 Rb6 44. Kc2 Re6 45. b4 Re2+ 46. Kb3 Re1 47. Rc2 Kg7 48. b5 Re5 49. Kb4 Re1 50. Rb2 Re7 51. b6 Kf6 52. Kc5 Rb7 53. Kc6 Rb8 54. Kc7 1-0

[Event "Titled Tuesday intern op 04th Jul Late"]
[Site "Chess.com INT"]
[Date "2023.07.04"]
[Round "7"]
[White "Katz, Alexander R"]
[Black "Rodriguez, Santiago"]
[Result "0-1"]
[ECO "B32"]
[WhiteElo "2426"]
[BlackElo "2252"]
[PlyCount "62"]
[EventDate "2023.07.04"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 e5 5. Nb5 d6 6. N1c3 a6 7. Na3 b5 8. Nd5 Nge7 9. Bg5 h6 10. Be3 Nxd5 11. exd5 Ne7 12. c4 Nf5 13. cxb5 Nxe3 14. fxe3 Qh4+ 15. g3 Qe4 16. Qc2 Qxe3+ 17. Be2 Bd7 18. bxa6 Be7 19. Nc4 Qc5 20. 0-0-0 0-0 21. Kb1 Rfc8 22. Rhf1 Rxa6 23. Bd3 Rca8 24. b3 Bb5 25. a4 Bxa4 26. bxa4 Rxa4 27. Kc1 Bg5+ 28. Rf4 exf4 29. h4 Bf6 30. gxf4 Ra1+ 31. Kd2 R1a2 0-1

[Event "Titled Tuesday intern op 04th Jul Late"]
[Site "Chess.com INT"]
[Date "2023.07.04"]
[Round "10"]
[White "Katz, Alexander R"]
[Black "Taboas Rodriguez, Daniel"]
[Result "1-0"]
[ECO "C54"]
[WhiteElo "2426"]
[BlackElo "2374"]
[PlyCount "81"]
[EventDate "2023.07.04"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. d3 Bc5 5. c3 d6 6. Bb3 a6 7. Nbd2 Ba7 8. Nf1 Be6 9. Ng3 h6 10. 0-0 Qd7 11. d4 Bg4 12. Be3 Bxf3 13. Qxf3 exd4 14. cxd4 Nxd4 15. Bxd4 Bxd4 16. Nf5 Bxb2 17. Rab1 Be5 18. Nxg7+ Kd8 19. Nf5 Kc8 20. Qd3 Nh5 21. g3 Rg8 22. Kh1 Bg7 23. Bd5 Ra7 24. Rxb7 Rxb7 25. Qxa6 Qb5 26. Bxb7+ Qxb7 27. Ne7+ Kb8 28. Qxb7+ Kxb7 29. Rb1+ Ka6 30. Nxg8 c5 31. Ne7 c4 32. Nd5 Nf6 33. Nxf6 Bxf6 34. Kg2 c3 35. Kf1 Ka5 36. Ke2 Ka4 37. Rb3 Bd4 38. f4 Bg1 39. Rxc3 Bxh2 40. Kf2 Kb4 41. Rf3 1-0

[Event "Titled Tuesday intern op 04th Jul Late"]
[Site "Chess.com INT"]
[Date "2023.07.04"]
[Round "4"]
[White "Katz, Alexander R"]
[Black "Zeltsan, Joseph"]
[Result "1/2-1/2"]
[ECO "B90"]
[WhiteElo "2426"]
[BlackElo "2427"]
[PlyCount "103"]
[EventDate "2023.07.04"]
[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. Be3 e5 7. Nb3 Be6 8. f3 Be7 9. Qd2 Nbd7 10. 0-0-0 0-0 11. g4 b5 12. g5 b4 13. Ne2 Ne8 14. f4 a5 15. f5 a4 16. fxe6 axb3 17. cxb3 fxe6 18. Kb1 Rxa2 19. Kxa2 Qa8+ 20. Kb1 Qxe4+ 21. Qc2 Qxh1 22. Bh3 Qf3 23. Bxe6+ Kh8 24. Bg1 Nc5 25. Bxc5 dxc5 26. Ng3 Nd6 27. Rf1 Qe3 28. Rxf8+ Bxf8 29. Nf5 Qxg5 30. Nxd6 Bxd6 31. Qd3 Qe7 32. Qd5 g6 33. h4 Kg7 34. h5 gxh5 35. Qg2+ Kh6 36. Bd5 Qg5 37. Qf1 Qf4 38. Qa6 Qf6 39. Qd3 Qg6 40. Be4 Qg1+ 41. Ka2 Qd4 42. Qf3 Be7 43. Qf5 Qd6 44. Qxh7+ Kg5 45. Qf5+ Kh6 46. Qh7+ Kg5 47. Qf5+ Kh4 48. Qf2+ Kg4 49. Qf5+ Kg3 50. Qf3+ Kh4 51. Qf2+ Kg5 52. Qf5+ 1/2-1/2

[Event "Titled Tuesday intern op 04th Jul Late"]
[Site "Chess.com INT"]
[Date "2023.07.04"]
[Round "3"]
[White "Kollars, Dmitrij"]
[Black "Katz, Alexander R"]
[Result "1-0"]
[ECO "D02"]
[WhiteElo "2618"]
[BlackElo "2426"]
[PlyCount "163"]
[EventDate "2023.07.04"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 d5 3. c3 c6 4. Bf4 Bf5 5. Nh4 Bg6 6. Qb3 Qb6 7. Nxg6 hxg6 8. Nd2 Nbd7 9. e3 e6 10. c4 Qxb3 11. axb3 Bb4 12. Bd3 0-0 13. Ke2 a5 14. h4 Rfe8 15. Nf3 dxc4 16. bxc4 c5 17. Bc2 cxd4 18. exd4 Rac8 19. Bb3 e5 20. dxe5 Ng4 21. Ba4 Re7 22. Bxd7 Rxd7 23. b3 Bc3 24. Rad1 Re7 25. Rd5 a4 26. Rc1 Bb2 27. Rc2 a3 28. Ra5 f6 29. Bc1 Nxe5 30. Nxe5 Bxe5 31. Bxa3 Bd6+ 32. Kf3 Bxa3 33. Rxa3 Rd8 34. Rc3 Rd4 35. g3 Rd2 36. Re3 Red7 37. Ra5 Rb2 38. Kg2 Rdd2 39. Rf3 Rd7 40. Rb5 Kh7 41. c5 Kh6 42. b4 Rd4 43. Rf4 Rd7 44. Rb6 g5 45. hxg5+ Kxg5 46. Kh2 Rdd2 47. Kg2 Rd7 48. Kh3 Kg6 49. Kg4 Rb3 50. Re4 Rd5 51. f4 Rdd3 52. f5+ Kh6 53. Ree6 Rxg3+ 54. Kf4 Rgf3+ 55. Ke4 Rbe3+ 56. Kd4 Rd3+ 57. Kc4 Rc3+ 58. Kb5 Rxf5 59. Rxb7 Rb3 60. Kc6 Rf4 61. b5 g5 62. b6 g4 63. Rb8 g3 64. Rg8 Rf5 65. b7 Rg5 66. Rxg5 Kxg5 67. Re8 f5 68. b8Q Rxb8 69. Rxb8 f4 70. Kd5 f3 71. c6 f2 72. Rg8+ Kf4 73. Rf8+ Ke3 74. c7 g2 75. c8Q f1Q 76. Qc5+ Kd2 77. Qd4+ Ke2 78. Re8+ Kf3 79. Qe3+ Kg4 80. Rg8+ Kh4 81. Qg3+ Kh5 82. Qg5# 1-0

[Event "Titled Tuesday intern op 04th Jul Late"]
[Site "Chess.com INT"]
[Date "2023.07.04"]
[Round "9"]
[White "Ljubarov, Mark"]
[Black "Katz, Alexander R"]
[Result "0-1"]
[ECO "A41"]
[WhiteElo "2305"]
[BlackElo "2426"]
[PlyCount "76"]
[EventDate "2023.07.04"]
[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 d6 2. c4 e5 3. dxe5 dxe5 4. Qxd8+ Kxd8 5. Nc3 c6 6. e4 Be6 7. a3 a5 8. Nf3 Nd7 9. Ng5 Bc5 10. Nxe6+ fxe6 11. Bd3 Kc7 12. Ke2 Bd4 13. Be3 Nc5 14. Bc2 Nf6 15. f3 Rhd8 16. Rad1 Rd7 17. Rd2 Nh5 18. Rhd1 Nf4+ 19. Bxf4 exf4 20. Rxd4 Rxd4 21. Rxd4 e5 22. Rd1 Ne6 23. Rd2 Nd4+ 24. Kf2 g5 25. Ne2 Ne6 26. g3 h5 27. gxf4 gxf4 28. Rd1 h4 29. Rg1 Rd8 30. Ke1 Kb6 31. Rg6 Nc5 32. b4 axb4 33. axb4 Na6 34. b5 Nb4 35. Bb1 Ra8 36. Nc3 Kc5 37. bxc6 bxc6 38. Kd2 Rd8+ 0-1

[Event "Titled Tuesday intern op 04th Jul Late"]
[Site "Chess.com INT"]
[Date "2023.07.04"]
[Round "11"]
[White "Raja, Rithvik R"]
[Black "Katz, Alexander R"]
[Result "1-0"]
[ECO "E05"]
[WhiteElo "2469"]
[BlackElo "2426"]
[PlyCount "157"]
[EventDate "2023.07.04"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. Nf3 Nf6 2. c4 e6 3. g3 d5 4. Bg2 Be7 5. 0-0 dxc4 6. d4 cxd3 7. exd3 0-0 8. d4 Nd5 9. Nc3 b6 10. Nxd5 exd5 11. Bf4 Bb7 12. Rc1 c5 13. Ne5 Nc6 14. dxc5 Nxe5 15. Bxe5 Bxc5 16. b4 Bd6 17. Bxd5 Bxe5 18. Bxb7 Rb8 19. Bd5 Qf6 20. Qb3 Rbd8 21. Rcd1 g6 22. Rd3 Rd7 23. Rfd1 Kg7 24. Kg2 Qd8 25. Bxf7 Rxd3 26. Rxd3 Qe7 27. Bd5 h5 28. Bc6 Qf6 29. Bf3 Kh6 30. a3 g5 31. Qc2 g4 32. Be4 Kg7 33. Rd5 Rf7 34. Qe2 Re7 35. Qd3 Rf7 36. f4 gxf3+ 37. Bxf3 Re7 38. Bxh5 Bb8 39. Bf3 Qb2+ 40. Kh3 Qf6 41. Rd7 Qh6+ 42. Kg2 Qe6 43. Rxe7+ Qxe7 44. Qd4+ Be5 45. Qg4+ Kf8 46. Qf5+ Kg7 47. Be4 Qf6 48. Qxf6+ Kxf6 49. Kf3 b5 50. Bc6 Bb2 51. a4 bxa4 52. Bxa4 Bc3 53. b5 Bd4 54. h4 Bb6 55. Bc2 Ke5 56. g4 Kf6 57. g5+ Ke5 58. Kg4 Ke6 59. h5 Kf7 60. h6 Bd4 61. g6+ Kg8 62. Bb3+ Kf8 63. g7+ Bxg7 64. hxg7+ Kxg7 65. Kf5 Kf8 66. Ke6 Ke8 67. Kd6 Kd8 68. Kc6 Kc8 69. Bd5 Kb8 70. Kd7 a5 71. bxa6 Ka7 72. Bc4 Kb6 73. Kd6 Ka7 74. Kc6 Kb8 75. Kb6 Ka8 76. Bd5+ Kb8 77. a7+ Kc8 78. a8Q+ Kd7 79. Qc6+ 1-0

[Event "Titled Tuesday intern op 04th Jul Late"]
[Site "Chess.com INT"]
[Date "2023.07.04"]
[Round "6"]
[White "Xiong, Jeffery"]
[Black "Katz, Alexander R"]
[Result "1-0"]
[ECO "B08"]
[WhiteElo "2693"]
[BlackElo "2426"]
[PlyCount "27"]
[EventDate "2023.07.04"]
[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 d6 2. d4 Nf6 3. Nc3 g6 4. Nf3 Bg7 5. Be3 0-0 6. Qd2 c6 7. Bh6 b5 8. Bd3 e5 9. Bxg7 Kxg7 10. dxe5 dxe5 11. Nxe5 Re8 12. f4 b4 13. Ne2 Qd4 14. Nxd4 1-0

[Event "Titled Tuesday intern op 20th Jun Late"]
[Site "Chess.com INT"]
[Date "2023.06.20"]
[Round "7"]
[White "Cardoso Cardoso, Jose Gabriel"]
[Black "Katz, Alexander R"]
[Result "1-0"]
[ECO "B07"]
[WhiteElo "2480"]
[BlackElo "2460"]
[PlyCount "107"]
[EventDate "2023.06.20"]
[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 d6 2. d4 Nf6 3. Nc3 g6 4. Be3 c6 5. Qd2 b5 6. f3 e5 7. Nge2 b4 8. Nd1 exd4 9. Nxd4 c5 10. Ne2 Bg7 11. a3 bxa3 12. Rxa3 0-0 13. Nec3 Nc6 14. Bc4 Ne5 15. Be2 Be6 16. b3 Re8 17. 0-0 d5 18. exd5 Nxd5 19. Nxd5 Bxd5 20. Bxc5 Rc8 21. Bf2 Qd6 22. Rxa7 Qc6 23. c4 Be6 24. Nc3 Rcd8 25. Qf4 Nd3 26. Bxd3 Rxd3 27. Ne4 Rxb3 28. Nf6+ Bxf6 29. Qxf6 Bd5 30. Qxc6 Bxc6 31. Rc7 Re6 32. Re1 Rxe1+ 33. Bxe1 Be8 34. Rc8 Kf8 35. Bh4 f5 36. Rc7 h6 37. Be7+ Kf7 38. Bg5+ Ke6 39. Bxh6 Rb1+ 40. Kf2 Rb2+ 41. Kg3 Ba4 42. Bg5 Rc2 43. Re7+ Kd6 44. Rg7 Rxc4 45. Rxg6+ Kd5 46. Bf4 Bc2 47. h4 Rc8 48. h5 Rh8 49. h6 Rh7 50. Kh4 Ba4 51. Kg5 Be8 52. Rg7 Rxg7+ 53. hxg7 Bf7 54. Kf6 1-0

[Event "Titled Tuesday intern op 20th Jun Late"]
[Site "Chess.com INT"]
[Date "2023.06.20"]
[Round "9"]
[White "Gutierrez Olivares, Daniel"]
[Black "Katz, Alexander R"]
[Result "1-0"]
[ECO "A09"]
[WhiteElo "2354"]
[BlackElo "2460"]
[PlyCount "111"]
[EventDate "2023.06.20"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. Nf3 d5 2. c4 dxc4 3. Qa4+ Nc6 4. Qxc4 e5 5. g3 Be6 6. Qa4 Bd6 7. Bg2 Nf6 8. 0-0 0-0 9. Nc3 a6 10. a3 b5 11. Qc2 Rc8 12. e3 b4 13. Ne4 Nxe4 14. Qxc6 Nc5 15. axb4 Nd3 16. Qxa6 Nxb4 17. Qe2 e4 18. Nd4 Bd5 19. f3 c5 20. Nf5 exf3 21. Bxf3 Bxf3 22. Qxf3 Be5 23. Ra7 Rc7 24. Rxc7 Qxc7 25. d4 Bf6 26. Nh6+ Kh8 27. Ng4 Be7 28. d5 f5 29. Nf2 Qe5 30. e4 fxe4 31. Qxe4 Qxe4 32. Nxe4 Rxf1+ 33. Kxf1 Nxd5 34. Ke2 c4 35. Kd2 Bb4+ 36. Kc2 Kg8 37. Bd2 Be7 38. Bg5 Bxg5 39. Nxg5 Ne3+ 40. Kc3 h6 41. Nf3 g5 42. Ne5 Nf1 43. Kxc4 Nxh2 44. b4 Nf1 45. b5 Nxg3 46. b6 Ne4 47. Kd5 Nf6+ 48. Kc6 h5 49. b7 g4 50. b8Q+ Kg7 51. Qc7+ Kh6 52. Qf7 Kg5 53. Qg6+ Kf4 54. Qxf6+ Ke4 55. Ng6 g3 56. Qf4+ 1-0

[Event "Titled Tuesday intern op 20th Jun Late"]
[Site "Chess.com INT"]
[Date "2023.06.20"]
[Round "8"]
[White "Katz, Alexander R"]
[Black "Haszon, David"]
[Result "0-1"]
[ECO "B45"]
[WhiteElo "2460"]
[BlackElo "2264"]
[PlyCount "154"]
[EventDate "2023.06.20"]
[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. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Nc6 6. Ndb5 Bc5 7. Nd6+ Ke7 8. Nxc8+ Rxc8 9. Be2 Re8 10. 0-0 Kf8 11. Bf4 a6 12. Bd6+ Bxd6 13. Qxd6+ Qe7 14. Rad1 b5 15. a3 Qxd6 16. Rxd6 Red8 17. Rfd1 Ke7 18. f4 Ne8 19. R6d2 d6 20. a4 b4 21. Na2 a5 22. Nc1 Rc7 23. Nb3 Ra8 24. Bb5 Raa7 25. g4 Rc8 26. h4 Rac7 27. Ba6 Ra8 28. Bb5 Raa7 29. Kf2 Nf6 30. Kf3 Ne8 31. g5 Rc8 32. h5 Rcc7 33. Rd3 Rc8 34. c3 Rcc7 35. Bxc6 Rxc6 36. Nd4 Rb6 37. Nb5 Ra8 38. c4 Rc8 39. b3 Rc5 40. e5 dxe5 41. Rd7+ Kf8 42. fxe5 Rxe5 43. Kf4 Rf5+ 44. Kg4 h6 45. gxh6 gxh6 46. Nd4 Nf6+ 47. Kg3 Rg5+ 48. Kf4 Nxd7 49. Nf3 Rf5+ 50. Ke4 Nf6+ 51. Ke3 Rxh5 52. Rd7 Rf5 53. Ra7 h5 54. Nd4 Re5+ 55. Kf3 h4 56. Kg2 Rd6 57. Nf3 Re4 58. c5 Rd3 59. c6 Rc3 60. c7 Kg7 61. Nd2 Rg4+ 62. Kh2 Nd5 63. Nc4 Rgxc4 64. bxc4 Rxc4 65. Rxa5 Rxc7 66. Rb5 Ra7 67. a5 Kf6 68. Kh3 Ke5 69. Kxh4 Kd4 70. Kg5 Kc3 71. Rb8 b3 72. Rc8+ Nc7 73. a6 b2 74. Rb8 Rxa6 75. Rb7 Ra5+ 76. Kf6 Nb5 77. Kxf7 b1Q 0-1

[Event "Titled Tuesday intern op 20th Jun Late"]
[Site "Chess.com INT"]
[Date "2023.06.20"]
[Round "1"]
[White "Katz, Alexander R"]
[Black "Mikhalsky, Vladimir"]
[Result "1-0"]
[ECO "B09"]
[WhiteElo "2460"]
[BlackElo "2219"]
[PlyCount "61"]
[EventDate "2023.06.20"]
[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 g6 2. d4 Bg7 3. Nc3 d6 4. f4 Nf6 5. Nf3 0-0 6. Bd3 Na6 7. 0-0 c5 8. d5 b5 9. Bxb5 Qb6 10. Bc4 Rb8 11. e5 dxe5 12. fxe5 Ng4 13. Qe2 h5 14. b3 Nc7 15. Bf4 Ba6 16. h3 Nh6 17. Bxa6 Qxa6 18. Qxa6 Nxa6 19. Ne4 c4 20. bxc4 Rfc8 21. Nfd2 Rb2 22. Rfc1 Nb4 23. Rab1 Nxa2 24. Rxb2 Nxc1 25. Kf1 Nf5 26. c5 Nd4 27. c6 e6 28. Nd6 Rc7 29. Ne8 Rc8 30. c7 exd5 31. Rb8 1-0

[Event "Titled Tuesday intern op 20th Jun Late"]
[Site "Chess.com INT"]
[Date "2023.06.20"]
[Round "6"]
[White "Katz, Alexander R"]
[Black "Sjugirov, Sanan"]
[Result "1-0"]
[ECO "B00"]
[WhiteElo "2460"]
[BlackElo "2699"]
[PlyCount "93"]
[EventDate "2023.06.20"]
[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 Nc6 2. Nf3 d6 3. d4 Nf6 4. Nc3 e6 5. Be2 Be7 6. 0-0 0-0 7. h3 a6 8. Be3 b5 9. a3 Bb7 10. Nd2 Re8 11. f4 Bf8 12. Bd3 Ne7 13. Qe2 Rc8 14. Qf2 Ng6 15. e5 Nd5 16. Nxd5 Bxd5 17. b3 c5 18. dxc5 dxc5 19. Rad1 Qc7 20. c4 bxc4 21. bxc4 Bc6 22. Ne4 Red8 23. Ng5 Be7 24. Bxg6 hxg6 25. Bxc5 Rxd1 26. Rxd1 Bxg5 27. Bd6 Qd8 28. fxg5 Qxg5 29. Rd4 Bb7 30. Kh2 Bc6 31. Rg4 Qd8 32. Rf4 Be8 33. c5 a5 34. Rd4 Qg5 35. h4 Qf5 36. Rf4 Qd3 37. Rf3 Qc4 38. Rh3 Qg4 39. Qe1 a4 40. Qe3 Bc6 41. Qf2 Ra8 42. h5 gxh5 43. Rh4 Qg6 44. Rh3 Ra7 45. Rg3 Qe4 46. Qf6 Qh7 47. Qd8+ 1-0

[Event "Titled Tuesday intern op 20th Jun Late"]
[Site "Chess.com INT"]
[Date "2023.06.20"]
[Round "3"]
[White "Katz, Alexander R"]
[Black "Tari, Aryan"]
[Result "0-1"]
[ECO "C60"]
[WhiteElo "2460"]
[BlackElo "2646"]
[PlyCount "74"]
[EventDate "2023.06.20"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 Nge7 4. c3 d5 5. d4 exd4 6. Qxd4 dxe4 7. Qxe4 Bf5 8. Qe2 Qd6 9. Nd4 Bd7 10. Bxc6 Bxc6 11. Nxc6 Qxc6 12. 0-0 0-0-0 13. Nd2 Ng6 14. Nf3 Bc5 15. b4 Rhe8 16. Qc2 Bd6 17. Be3 Kb8 18. Rab1 Bf4 19. Nd4 Qc4 20. Bxf4 Nxf4 21. Qxh7 Qd5 22. Nf3 Rh8 23. Qc2 Qh5 24. Rbd1 Qg4 25. Rxd8+ Rxd8 26. Ne1 Ne2+ 27. Kh1 Rh8 28. Qd3 Nf4 29. Qg3 Qe2 30. Rg1 Qe4 31. Nf3 Ne2 32. Qxg7 Rd8 33. Re1 Qd3 34. Qf6 Nxc3 35. Ne5 Qd2 36. Rg1 Ne4 37. Qe7 Nxf2# 0-1

[Event "Titled Tuesday intern op 20th Jun Late"]
[Site "Chess.com INT"]
[Date "2023.06.20"]
[Round "4"]
[White "Rangel, Daniel"]
[Black "Katz, Alexander R"]
[Result "1/2-1/2"]
[ECO "A25"]
[WhiteElo "2199"]
[BlackElo "2460"]
[PlyCount "116"]
[EventDate "2023.06.20"]
[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 e5 2. g3 Nc6 3. Bg2 g6 4. Nc3 Bg7 5. e3 d6 6. Nge2 Be6 7. Nd5 Nge7 8. Rb1 a5 9. a3 0-0 10. h4 h5 11. Nec3 Qd7 12. d3 f5 13. 0-0 Rf7 14. b4 axb4 15. axb4 Raf8 16. b5 Nd8 17. b6 c6 18. Nc7 f4 19. Nxe6 Nxe6 20. Ne4 d5 21. cxd5 cxd5 22. Nc3 fxg3 23. fxg3 Rxf1+ 24. Bxf1 d4 25. Ne4 Nf5 26. Bh3 dxe3 27. Qb3 Kh8 28. Bxe3 Nxe3 29. Bxe6 Qd4 30. Qc3 Qxc3 31. Nxc3 e4 32. Nxe4 Bd4 33. Kh2 Kg7 34. Rc1 Bxb6 35. Rb1 Bd4 36. Rxb7+ Kh6 37. Ng5 Rf2+ 38. Kh3 Bg7 39. Nf7+ Kh7 40. Ng5+ Kh6 41. Bg8 Ng4 42. Nf7+ Rxf7 43. Rxf7 Ne5 44. Rb7 Nxd3 45. Bd5 Nf2+ 46. Kg2 Ng4 47. Be4 Bf6 48. Rb6 Kg7 49. Rb7+ Kh6 50. Rf7 Be5 51. Bf3 Ne3+ 52. Kh3 Nf5 53. Ra7 Nxg3 54. Ra6 Kg7 55. Ra7+ Kf6 56. Ra6+ Kg7 57. Ra7+ Kf6 58. Ra6+ Kg7 1/2-1/2

[Event "Titled Tuesday intern op 20th Jun Late"]
[Site "Chess.com INT"]
[Date "2023.06.20"]
[Round "2"]
[White "Taranenko, Evgueniy"]
[Black "Katz, Alexander R"]
[Result "0-1"]
[ECO "B12"]
[WhiteElo "2201"]
[BlackElo "2460"]
[PlyCount "84"]
[EventDate "2023.06.20"]
[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. Nc3 e6 5. g4 Bg6 6. Nge2 c5 7. h4 h6 8. h5 Bh7 9. Be3 Nc6 10. f4 Qb6 11. Na4 Qa5+ 12. c3 Be4 13. Rg1 cxd4 14. Nxd4 Be7 15. b4 Qc7 16. Bd3 Bh4+ 17. Ke2 Bxd3+ 18. Qxd3 a6 19. Nb6 Qxb6 20. Nxe6 d4 21. Nxd4 Nxd4+ 22. Bxd4 Qc6 23. e6 Qxe6+ 24. Kd2 0-0-0 25. Kc2 Bf6 26. Rge1 Qxg4 27. Qc4+ Kb8 28. Bb6 Qf5+ 29. Kb3 Rc8 30. Bc5 Ne7 31. Qxf7 Qd5+ 32. Qxd5 Nxd5 33. Rad1 Nxc3 34. Rd7 Rhd8 35. Rf7 Rd3 36. Kc2 Rf3 37. Kd2 Nd5 38. Re4 Rd8 39. Ke1 Rxf4 40. Re6 Bc3+ 41. Ke2 Rxf7 42. Bb6 Nf4+ 0-1

[Event "Titled Tuesday intern op 20th Jun Late"]
[Site "Chess.com INT"]
[Date "2023.06.20"]
[Round "5"]
[White "Wang, Isaac"]
[Black "Katz, Alexander R"]
[Result "0-1"]
[ECO "E91"]
[WhiteElo "2127"]
[BlackElo "2460"]
[PlyCount "68"]
[EventDate "2023.06.20"]
[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 d6 3. Nc3 g6 4. e4 Bg7 5. Be2 c5 6. d5 a6 7. Nf3 e6 8. 0-0 exd5 9. exd5 0-0 10. Bd3 Re8 11. Bg5 Bg4 12. h3 Bxf3 13. Qxf3 Nbd7 14. Rfe1 Ne5 15. Qd1 h6 16. Bh4 Qb6 17. b3 Nh5 18. Qc2 Qa5 19. Bf1 Nf3+ 20. gxf3 Bxc3 21. Rxe8+ Rxe8 22. Rd1 Bd4 23. Kh2 Re1 24. Rxe1 Qxe1 25. Qe2 Be5+ 26. Kh1 Qxe2 27. Bxe2 g5 28. Bd3 gxh4 29. Bf5 b5 30. Bc8 bxc4 31. bxc4 a5 32. Bf5 Nf4 33. Kg1 Kg7 34. Kf1 Kf6 0-1

[Event "Las Vegas National op"]
[Site "Las Vegas"]
[Date "2023.06.17"]
[Round "6"]
[White "Ezra, Paul Chambers"]
[Black "Katz, Alexander R"]
[Result "1-0"]
[ECO "C77"]
[WhiteElo "2321"]
[BlackElo "2460"]
[PlyCount "61"]
[EventDate "2023.06.14"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "USA"]
[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. d3 b5 6. Bb3 Bc5 7. Nc3 d6 8. Nd5 h6 9. c3 Rb8 10. h3 0-0 11. Nxf6+ Qxf6 12. g4 Be6 13. g5 hxg5 14. Bxg5 Qg6 15. Rg1 Bxb3 16. axb3 Qe6 17. Nh4 b4 18. Qh5 bxc3 19. bxc3 g6 20. Qh6 f5 21. Be3 Kf7 22. Rxg6 Qxb3 23. Rf6+ Ke7 24. Nxf5+ Kd7 25. Qg7+ Ne7 26. Qxe7+ Kc6 27. Rxa6+ Kb5 28. Rxf8 Qxc3+ 29. Bd2 Qxd3 30. Ra5+ Kc6 31. Rxc5+ 1-0

[Event "Las Vegas National op"]
[Site "Las Vegas"]
[Date "2023.06.17"]
[Round "7"]
[White "Katz, Alexander R"]
[Black "Wang, Isaac"]
[Result "1-0"]
[ECO "B90"]
[WhiteElo "2460"]
[BlackElo "2127"]
[PlyCount "73"]
[EventDate "2023.06.14"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "USA"]
[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. Be3 e5 7. Nb3 Be6 8. f3 h5 9. Qd2 Nbd7 10. Nd5 Bxd5 11. exd5 g6 12. 0-0-0 Nb6 13. Kb1 Nbxd5 14. Bg5 Be7 15. c4 Nb6 16. Bh6 Rc8 17. Bg7 Rg8 18. Bxf6 Bxf6 19. Qxd6 Nxc4 20. Bxc4 Rxc4 21. Na5 Qxd6 22. Rxd6 Rf4 23. Nxb7 Kf8 24. Rxa6 e4 25. Ra4 Kg7 26. Nc5 Rb8 27. b3 Rf5 28. Nxe4 Rd5 29. Nxf6 Kxf6 30. Rc1 Rd2 31. Rc2 Rd1+ 32. Kb2 Rh1 33. h3 Rd8 34. Rac4 Rdd1 35. Rc1 Rdg1 36. Rxg1 Rxg1 37. Rc2 1-0

[Event "Las Vegas National op"]
[Site "Las Vegas"]
[Date "2023.06.16"]
[Round "5"]
[White "Katz, Alexander R"]
[Black "Lee, Megan Shuen Hui"]
[Result "1-0"]
[ECO "C54"]
[WhiteElo "2460"]
[BlackElo "2261"]
[PlyCount "69"]
[EventDate "2023.06.14"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "USA"]
[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. Bc4 Bc5 4. c3 Nf6 5. d3 d6 6. Bb3 a5 7. Nbd2 Be6 8. Ba4 0-0 9. 0-0 Rb8 10. h3 b5 11. Bc2 h6 12. Re1 Re8 13. Nf1 d5 14. d4 dxe4 15. Nxe5 Nxe5 16. dxe5 Nd7 17. Bf4 b4 18. Bxe4 bxc3 19. bxc3 Ba3 20. Qf3 Nc5 21. Rad1 Qc8 22. Bb1 Bf5 23. Bxf5 Qxf5 24. Ne3 Qg6 25. Nc4 Bb2 26. Nxa5 Na4 27. Re3 Rbd8 28. Rxd8 Rxd8 29. Nc6 Qb1+ 30. Kh2 Rd1 31. Ne7+ Kf8 32. e6 Rh1+ 33. Kg3 f6 34. Bd6 Nb6 35. Nf5+ 1-0

[Event "Las Vegas National op"]
[Site "Las Vegas"]
[Date "2023.06.16"]
[Round "4"]
[White "Liu, Eric"]
[Black "Katz, Alexander R"]
[Result "1-0"]
[ECO "C54"]
[WhiteElo "2230"]
[BlackElo "2460"]
[PlyCount "75"]
[EventDate "2023.06.14"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "USA"]
[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. Bc4 Bc5 4. c3 Nf6 5. d3 a6 6. Nbd2 d6 7. Bb3 Ba7 8. 0-0 0-0 9. h3 Be6 10. Bc2 Ne7 11. Re1 Ng6 12. Nf1 Nh5 13. d4 Qe7 14. Be3 Nhf4 15. Ng3 Qf6 16. Nf5 h6 17. Kh2 Ne7 18. Bxf4 exf4 19. e5 dxe5 20. dxe5 Qxf5 21. Bxf5 Nxf5 22. Qc2 g5 23. Rad1 c6 24. Rd2 Kg7 25. b3 Rae8 26. Qe4 Re7 27. g4 fxg3+ 28. fxg3 f6 29. g4 Bd5 30. Qd3 fxe5 31. gxf5 Bb8 32. Kg1 Ba7+ 33. Nd4 c5 34. c4 e4 35. cxd5 exd3 36. Rxe7+ Kf6 37. Rxb7 c4 38. Rxa7 1-0

[Event "Las Vegas National op"]
[Site "Las Vegas"]
[Date "2023.06.15"]
[Round "3"]
[White "Katz, Alexander R"]
[Black "Wu, Jayden"]
[Result "1-0"]
[ECO "B90"]
[WhiteElo "2460"]
[BlackElo "1923"]
[PlyCount "59"]
[EventDate "2023.06.14"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "USA"]
[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. Be3 e5 7. Nb3 Be6 8. f3 Nbd7 9. Qd2 h5 10. Nd5 Bxd5 11. exd5 g6 12. 0-0-0 b6 13. Be2 Bg7 14. Kb1 Qc7 15. g4 Nc5 16. h3 0-0 17. Bg5 Ncd7 18. Qe1 Rfc8 19. Bd3 Re8 20. Nd2 b5 21. Qh4 hxg4 22. hxg4 Nxd5 23. Be4 Nb4 24. c3 Nc6 25. Bd5 Nb6 26. Qh7+ Kf8 27. Qxg7+ Kxg7 28. Rh7+ Kf8 29. Bf6 Ne7 30. Rh8+ 1-0

[Event "Las Vegas National op"]
[Site "Las Vegas"]
[Date "2023.06.15"]
[Round "2"]
[White "Liu, Patrick"]
[Black "Katz, Alexander R"]
[Result "1/2-1/2"]
[ECO "E04"]
[WhiteElo "2191"]
[BlackElo "2460"]
[PlyCount "47"]
[EventDate "2023.06.14"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "USA"]
[SourceTitle "CBM 214 Extra"]
[Source "ChessBase"]
[SourceDate "2023.07.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.07.31"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. g3 d5 4. Nf3 Bb4+ 5. Bd2 a5 6. Bg2 dxc4 7. Qc2 Bxd2+ 8. Qxd2 c6 9. a4 Ne4 10. Qf4 Qb6 11. 0-0 Qxb2 12. Nbd2 Nc3 13. Qe3 0-0 14. Nxc4 Qb4 15. Qd3 Nd5 16. e4 Nb6 17. Nfe5 Nxc4 18. Nxc4 Qe7 19. Qc3 Qc7 20. e5 Rd8 21. Rfc1 Nd7 22. Rab1 Ra6 23. Nd6 Nb6 24. Be4 1/2-1/2

[Event "Las Vegas National op"]
[Site "Las Vegas"]
[Date "2023.06.14"]
[Round "1"]
[White "Katz, Alexander R"]
[Black "Gangavarapu, Sreekar"]
[Result "1-0"]
[ECO "B90"]
[WhiteElo "2460"]
[BlackElo "2011"]
[PlyCount "73"]
[EventDate "2023.06.14"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "USA"]
[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. Be3 e5 7. Nb3 Be7 8. f3 Be6 9. Qd2 h5 10. Nd5 Nxd5 11. exd5 Bf5 12. Be2 Bh4+ 13. g3 Be7 14. 0-0 Nd7 15. Na5 Qc7 16. c4 0-0 17. b4 Bh3 18. Rfd1 f5 19. f4 Nf6 20. fxe5 Ne4 21. Qd3 dxe5 22. c5 Bg5 23. Bxg5 Nxg5 24. d6 Qd7 25. Qc4+ Rf7 26. Bxh5 Raf8 27. c6 bxc6 28. Nxc6 Bg4 29. Bxf7+ Rxf7 30. Nxe5 Qa7+ 31. Qc5 Qb7 32. Qd5 Qa7+ 33. Rd4 Bf3 34. d7 Bxd5 35. d8Q+ Kh7 36. Qxd5 Ne6 37. Nxf7 1-0

[Event "Titled Tuesday intern op 13th Jun Late"]
[Site "Chess.com INT"]
[Date "2023.06.13"]
[Round "7"]
[White "Haszon, David"]
[Black "Katz, Alexander R"]
[Result "0-1"]
[ECO "D02"]
[WhiteElo "2264"]
[BlackElo "2460"]
[PlyCount "52"]
[EventDate "2023.06.13"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 d5 3. Bf4 Bf5 4. e3 e6 5. c4 Bb4+ 6. Nbd2 0-0 7. Qb3 c5 8. dxc5 Nc6 9. Be2 Ne4 10. Qd1 dxc4 11. a3 Ba5 12. Bxc4 e5 13. Bg3 Nxg3 14. hxg3 e4 15. Nh4 Bg4 16. Qxg4 Qxd2+ 17. Kf1 Qxb2 18. Rd1 Rad8 19. Rxd8 Rxd8 20. Kg1 Ne5 21. Qxe4 Rd1+ 22. Kh2 Rxh1+ 23. Kxh1 h5 24. Bd5 Qc1+ 25. Kh2 Ng4+ 26. Kh3 Qh1# 0-1

[Event "Titled Tuesday intern op 13th Jun Late"]
[Site "Chess.com INT"]
[Date "2023.06.13"]
[Round "1"]
[White "Katz, Alexander R"]
[Black "Bogaudinov, Rushan"]
[Result "1-0"]
[ECO "C02"]
[WhiteElo "2460"]
[BlackElo "1939"]
[PlyCount "45"]
[EventDate "2023.06.13"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. e5 c5 4. c3 Nc6 5. Nf3 Nge7 6. Bd3 Nf5 7. Bxf5 exf5 8. dxc5 Bxc5 9. 0-0 Be6 10. Nbd2 0-0 11. Nb3 Be7 12. Nbd4 h6 13. Re1 Qb6 14. h4 Nxd4 15. Nxd4 Bxh4 16. Qh5 Qd8 17. g3 Bg5 18. f4 Be7 19. g4 Bh4 20. Rf1 fxg4 21. f5 Bd7 22. f6 g5 23. Qxh6 1-0

[Event "Titled Tuesday intern op 13th Jun Late"]
[Site "Chess.com INT"]
[Date "2023.06.13"]
[Round "6"]
[White "Katz, Alexander R"]
[Black "Hansen, Eric"]
[Result "0-1"]
[ECO "B22"]
[WhiteElo "2460"]
[BlackElo "2609"]
[PlyCount "50"]
[EventDate "2023.06.13"]
[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. c3 Nf6 4. e5 Nd5 5. d4 cxd4 6. cxd4 d6 7. Bc4 Be7 8. 0-0 0-0 9. Qe2 b6 10. Nc3 Nxc3 11. bxc3 Bb7 12. Bf4 Qc7 13. Bd3 Nd7 14. Rfe1 Rac8 15. c4 Bxf3 16. Qxf3 dxe5 17. Bxe5 Nxe5 18. Rxe5 g6 19. Rae1 Rcd8 20. d5 Bb4 21. R1e3 Bc3 22. Rg5 Bd2 23. dxe6 Bxe3 24. Qxe3 Rfe8 25. Bxg6 fxg6 0-1

[Event "Titled Tuesday intern op 13th Jun Late"]
[Site "Chess.com INT"]
[Date "2023.06.13"]
[Round "5"]
[White "Katz, Alexander R"]
[Black "Livaic, Leon"]
[Result "1-0"]
[ECO "C01"]
[WhiteElo "2460"]
[BlackElo "2574"]
[PlyCount "55"]
[EventDate "2023.06.13"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. exd5 exd5 5. Bd3 Nc6 6. Nge2 Nge7 7. Bf4 Bf5 8. Bxf5 Nxf5 9. Qd3 Qd7 10. 0-0-0 0-0-0 11. Nb5 Bd6 12. Nxd6+ Nxd6 13. Nc3 Qf5 14. Qg3 Rhg8 15. Rhe1 g5 16. Be5 f6 17. Bxd6 Rxd6 18. Rd3 Nb4 19. Rd2 Re6 20. Rxe6 Qxe6 21. Re2 Nxa2+ 22. Kd2 Qa6 23. Re7 Qa5 24. Qg4+ Kb8 25. Qe6 Rd8 26. Re8 c6 27. Qd6+ Qc7 28. Rxd8# 1-0

[Event "Titled Tuesday intern op 13th Jun Late"]
[Site "Chess.com INT"]
[Date "2023.06.13"]
[Round "8"]
[White "Katz, Alexander R"]
[Black "Mekhitarian, Krikor Sevag"]
[Result "0-1"]
[ECO "C13"]
[WhiteElo "2460"]
[BlackElo "2537"]
[PlyCount "56"]
[EventDate "2023.06.13"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nc3 Nf6 4. Bg5 dxe4 5. Nxe4 Be7 6. Bxf6 gxf6 7. Qd3 f5 8. Nc3 c6 9. 0-0-0 Nd7 10. h3 Nf6 11. Be2 Nd5 12. Nxd5 Qxd5 13. c4 Qxg2 14. Bf3 Qxf2 15. Kb1 Rg8 16. Ne2 Bf6 17. d5 Qb6 18. Nc3 Bd7 19. dxe6 Bxe6 20. Rhe1 Rd8 21. Qxf5 Rxd1+ 22. Nxd1 Ke7 23. Qxh7 Rg1 24. Qe4 Rxe1 25. Qxe1 Qd4 26. Bg4 Qd3+ 27. Ka1 Qxc4 28. Bxe6 Qc1# 0-1

[Event "Titled Tuesday intern op 13th Jun Late"]
[Site "Chess.com INT"]
[Date "2023.06.13"]
[Round "3"]
[White "Katz, Alexander R"]
[Black "Rottenwohrer Suarez, Juan"]
[Result "1-0"]
[ECO "B22"]
[WhiteElo "2460"]
[BlackElo "2265"]
[PlyCount "41"]
[EventDate "2023.06.13"]
[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 g6 3. c3 d5 4. e5 Nc6 5. d4 cxd4 6. cxd4 Bg4 7. Bb5 Qb6 8. Nc3 e6 9. Bg5 Bxf3 10. Qxf3 Qxd4 11. 0-0 Qxe5 12. Bf4 Qf5 13. g4 Qf6 14. Rfe1 Nge7 15. Qg3 0-0-0 16. Rac1 g5 17. Be5 Qg6 18. Bxh8 h5 19. Bxc6 Nxc6 20. Nb5 a6 21. Qc7# 1-0

[Event "Titled Tuesday intern op 13th Jun Late"]
[Site "Chess.com INT"]
[Date "2023.06.13"]
[Round "4"]
[White "Lalanne, Pablo"]
[Black "Katz, Alexander R"]
[Result "0-1"]
[ECO "B15"]
[WhiteElo "2208"]
[BlackElo "2460"]
[PlyCount "62"]
[EventDate "2023.06.13"]
[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. Nd2 dxe4 4. Nxe4 Nf6 5. Nxf6+ exf6 6. c3 Bd6 7. Bd3 0-0 8. Qc2 h5 9. Bd2 Re8+ 10. Ne2 Nd7 11. 0-0-0 Nf8 12. Kb1 b5 13. h3 Be6 14. f4 Bd5 15. Rhg1 h4 16. g4 g6 17. Ka1 a5 18. Be1 a4 19. Bxh4 Bb3 20. Qd2 Bxd1 21. Qxd1 a3 22. b3 b4 23. c4 c5 24. Bf2 cxd4 25. Bxd4 Bxf4 26. Bc5 Qc7 27. Bxb4 Rad8 28. Bxa3 Qa7 29. Bxf8 Rxe2 30. Bxe2 Rxd1+ 31. Rxd1 Kxf8 0-1

[Event "Titled Tuesday intern op 13th Jun Late"]
[Site "Chess.com INT"]
[Date "2023.06.13"]
[Round "2"]
[White "Vaglio Munoz, Jaime"]
[Black "Katz, Alexander R"]
[Result "1-0"]
[ECO "A07"]
[WhiteElo "2174"]
[BlackElo "2460"]
[PlyCount "73"]
[EventDate "2023.06.13"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. Nf3 d5 2. g3 Nf6 3. Bg2 Bf5 4. 0-0 e6 5. d3 Nbd7 6. Nc3 Be7 7. Nd2 0-0 8. e4 dxe4 9. dxe4 Bg6 10. Qe2 e5 11. Nc4 c6 12. a4 Qc7 13. Ne3 Nc5 14. Nf5 Rfd8 15. Nxe7+ Qxe7 16. f3 Ne6 17. Be3 Nd4 18. Qf2 Qb4 19. Nd1 Qc4 20. c3 Nb3 21. Ra3 Nd7 22. Re1 Qe6 23. Bf1 f6 24. Bxa7 c5 25. Ne3 Na5 26. b4 cxb4 27. cxb4 Rxa7 28. bxa5 Bf7 29. Rd1 Rxa5 30. Bc4 Qe7 31. Rad3 Raa8 32. Nf5 Qb4 33. Bxf7+ Kxf7 34. Rxd7+ Rxd7 35. Rxd7+ Kf8 36. Qa2 Qe1+ 37. Kg2 1-0

[Event "Titled Tuesday intern op 13th Jun Late"]
[Site "Chess.com INT"]
[Date "2023.06.13"]
[Round "9"]
[White "Zavgorodniy, Sergiy"]
[Black "Katz, Alexander R"]
[Result "1-0"]
[ECO "D46"]
[WhiteElo "2416"]
[BlackElo "2460"]
[PlyCount "51"]
[EventDate "2023.06.13"]
[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 e6 3. Nf3 d5 4. e3 c6 5. Nbd2 Be7 6. Bd3 0-0 7. 0-0 Nbd7 8. Qe2 b6 9. e4 dxe4 10. Nxe4 Bb7 11. Rd1 Qc7 12. Bg5 c5 13. dxc5 Nxc5 14. Nxc5 Qxc5 15. Ne5 Rad8 16. Bc2 h6 17. Bh4 Rd4 18. Rxd4 Qxd4 19. Bg3 Rd8 20. Rd1 Qc5 21. Rxd8+ Bxd8 22. Qd3 Bc7 23. Nd7 Nxd7 24. Qxd7 Bxg3 25. Qe8+ Qf8 26. Bh7+ 1-0

[Event "Las Vegas 1000 GM op"]
[Site "Las Vegas"]
[Date "2023.06.09"]
[Round "2"]
[White "Gavrilin, Roman"]
[Black "Katz, Alexander R"]
[Result "1-0"]
[ECO "C78"]
[WhiteElo "2128"]
[BlackElo "2460"]
[PlyCount "65"]
[EventDate "2023.06.08"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "USA"]
[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 b5 6. Bb3 Bc5 7. a4 Rb8 8. axb5 axb5 9. c3 d6 10. d4 Bb6 11. Qd3 Bd7 12. Na3 0-0 13. Bg5 h6 14. Bh4 exd4 15. cxd4 g5 16. Bg3 g4 17. Bh4 Nb4 18. Qd2 gxf3 19. e5 dxe5 20. Qxh6 Ng4 21. Qg6+ Kh8 22. Qh5+ Kg7 23. Bxd8 fxg2 24. Rfd1 Rbxd8 25. h3 Nh6 26. Nc2 Nc6 27. d5 Na5 28. Qxe5+ Kh7 29. Rxa5 Bxa5 30. Nd4 f5 31. Ne6 Bxe6 32. dxe6 Rxd1+ 33. Bxd1 1-0

[Event "Las Vegas 1000 GM op"]
[Site "Las Vegas"]
[Date "2023.06.09"]
[Round "3"]
[White "Katz, Alexander R"]
[Black "Angeles Mercado, Anthony R"]
[Result "0-1"]
[ECO "B36"]
[WhiteElo "2460"]
[BlackElo "2114"]
[PlyCount "86"]
[EventDate "2023.06.08"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "USA"]
[SourceTitle "CBM 214 Extra"]
[Source "ChessBase"]
[SourceDate "2023.07.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.07.31"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 g6 5. c4 Nf6 6. Nc3 d6 7. Be2 Nxd4 8. Qxd4 Bg7 9. Be3 0-0 10. Qd2 a5 11. f3 a4 12. Rc1 Qa5 13. Kf2 Be6 14. Nd5 Bxd5 15. cxd5 Qxd2 16. Bxd2 Nd7 17. Rc7 Nc5 18. Rb1 Rfc8 19. Rxc8+ Rxc8 20. Bb5 Bd4+ 21. Ke2 Kg7 22. g4 e5 23. h4 h6 24. Bb4 Ra8 25. Bd2 Rf8 26. Ba5 f5 27. exf5 gxf5 28. gxf5 Rxf5 29. Bc7 e4 30. fxe4 Rf2+ 31. Ke1 Nxe4 32. Bd3 Nd2 33. Bxd6 Nf3+ 34. Kd1 Rd2+ 35. Kc1 Rxd3 36. Bb4 Be3+ 37. Kc2 Rxd5 38. Rh1 Nd4+ 39. Kb1 Kg6 40. Re1 Bf4 41. Re7 b5 42. Bc3 Nf5 43. Re4 Bg3 0-1

[Event "Las Vegas 1000 GM op"]
[Site "Las Vegas"]
[Date "2023.06.08"]
[Round "1"]
[White "Katz, Alexander R"]
[Black "Wang, Henry H"]
[Result "1/2-1/2"]
[ECO "B07"]
[WhiteElo "2460"]
[BlackElo "2193"]
[PlyCount "173"]
[EventDate "2023.06.08"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "USA"]
[SourceTitle "CBM 214 Extra"]
[Source "ChessBase"]
[SourceDate "2023.07.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.07.31"]
[SourceQuality "1"]

1. e4 d6 2. d4 Nf6 3. Nc3 e5 4. Nge2 Be7 5. h3 c6 6. a4 0-0 7. g4 d5 8. dxe5 Nxe4 9. Nxe4 dxe4 10. Qxd8 Bxd8 11. Bg2 Bc7 12. Bf4 Be6 13. Bxe4 Nd7 14. Bh2 Bxe5 15. Bxe5 Nxe5 16. f4 Nd7 17. a5 Nf6 18. Bd3 Bd5 19. 0-0 Be4 20. Bxe4 Nxe4 21. a6 Rab8 22. axb7 Rxb7 23. b3 Rd8 24. Ra4 Nd2 25. Rf2 c5 26. Nc3 Re7 27. Kg2 Re3 28. Nd1 Re1 29. Nb2 Ne4 30. Nd3 Rxd3 31. cxd3 Nxf2 32. Rxa7 h5 33. Kxf2 Rh1 34. gxh5 Rxh3 35. Rd7 Rxh5 36. Ke3 g6 37. Ke4 Rh1 38. Rc7 Rh5 39. Ra7 Rh1 40. Ra5 Rc1 41. Ke3 Rc2 42. Ra7 Kg7 43. Rc7 Rb2 44. Rb7 Rc2 45. Rb6 Rb2 46. Ke4 Re2+ 47. Kd5 Rd2 48. Ke4 Re2+ 49. Kf3 Rb2 50. Ke3 Rc2 51. Rb8 Kf6 52. Rc8 Rb2 53. Rc6+ Ke7 54. Rc7+ Kf6 55. Rc6+ Ke7 56. Rxc5 Rxb3 57. Ke4 Ke6 58. Rc6+ Kd7 59. Ra6 Rb4+ 60. d4 Rb5 61. d5 Rb1 62. Ra7+ Kd6 63. Ra6+ Kd7 64. Ra7+ Kd6 65. Rxf7 Re1+ 66. Kd4 Rd1+ 67. Ke3 Re1+ 68. Kf2 Re4 69. Kf3 Kxd5 70. Rg7 Re6 71. Rd7+ Rd6 72. Re7 Re6 73. Ra7 Rd6 74. Kg4 Rf6 75. Ra5+ Ke6 76. Kg5 Rf5+ 77. Rxf5 gxf5 78. Kg6 Ke7 79. Kxf5 Kf7 80. Ke5 Ke7 81. f5 Kf7 82. f6 Kf8 83. Kf5 Kf7 84. Kg5 Kf8 85. Kg6 Kg8 86. f7+ Kf8 87. Kf6 1/2-1/2

[Event "Los Angeles 1000GM Spring op"]
[Site "Los Angeles"]
[Date "2023.03.21"]
[Round "8"]
[White "Akopian, Robert"]
[Black "Katz, Alexander R"]
[Result "0-1"]
[ECO "C78"]
[WhiteElo "1924"]
[BlackElo "2470"]
[PlyCount "84"]
[EventDate "2023.03.17"]
[EventType "swiss"]
[EventRounds "9"]
[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. 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 Rb8 13. a3 a5 14. Re1 a4 15. Bd3 Bd7 16. Qc2 Na5 17. Rad1 Nh5 18. c4 exd4 19. Nxd4 bxc4 20. Nxc4 Nxc4 21. Bxc4 Qh4 22. Nf3 Qxe4 23. Bd3 Qc6 24. Qxc6 Bxc6 25. Nd4 Bd7 26. Rc1 Nf6 27. Nc6 Bxe3 28. fxe3 Rxb2 29. Na5 Rd2 30. Bf1 Rd5 31. Nc6 Ne4 32. Nb4 Rc5 33. Na6 Rxc1 34. Rxc1 c5 35. Nc7 Rb8 36. Bc4 Nd2 37. Bd5 Rc8 38. Na6 Bc6 39. Bxc6 Rxc6 40. Nb4 Rb6 41. Nd5 Rb3 42. Rd1 Nc4 0-1

[Event "Los Angeles 1000GM Spring op"]
[Site "Los Angeles"]
[Date "2023.03.21"]
[Round "9"]
[White "Katz, Alexander R"]
[Black "Cruz, Cristhian"]
[Result "1/2-1/2"]
[ECO "B67"]
[WhiteElo "2470"]
[BlackElo "2529"]
[PlyCount "84"]
[EventDate "2023.03.17"]
[EventType "swiss"]
[EventRounds "9"]
[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 Nc6 6. Bg5 e6 7. Qd2 a6 8. 0-0-0 Bd7 9. f3 Nxd4 10. Qxd4 Be7 11. Kb1 b5 12. h4 Qc7 13. g4 h5 14. gxh5 Rxh5 15. Qd2 b4 16. Ne2 Nxe4 17. fxe4 Bxg5 18. Qxb4 Be7 19. Nf4 Rc5 20. Qd2 Rb8 21. Nd3 Bf6 22. e5 Bxe5 23. Nxe5 Rxe5 24. Rh3 Bb5 25. Bxb5+ Rbxb5 26. Qg2 Qb7 27. Qxg7 Rxb2+ 28. Ka1 Rbb5 29. Rc3 Ke7 30. Qg8 Qb6 31. a3 Red5 32. Rf1 Rf5 33. Rd1 Rbc5 34. Rb3 Rb5 35. Rc3 Qa5 36. Qg3 Rfd5 37. Rf1 Rf5 38. Rd1 Rfd5 39. Rf1 Rf5 40. Rd1 Qb6 41. Rf1 Qa5 42. Rd1 Qb6 1/2-1/2

[Event "Los Angeles 1000GM Spring op"]
[Site "Los Angeles"]
[Date "2023.03.20"]
[Round "6"]
[White "Chiang, Jacob"]
[Black "Katz, Alexander R"]
[Result "1/2-1/2"]
[ECO "B36"]
[WhiteElo "2042"]
[BlackElo "2470"]
[PlyCount "64"]
[EventDate "2023.03.17"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "USA"]
[SourceTitle "CBM 213 Extra"]
[Source "ChessBase"]
[SourceDate "2023.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.05.31"]
[SourceQuality "1"]

1. c4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 g6 5. e4 Nf6 6. Nc3 d6 7. Be2 Nxd4 8. Qxd4 Bg7 9. Be3 0-0 10. Qd2 a5 11. f3 a4 12. 0-0 Qa5 13. Rac1 Be6 14. Rfd1 Rfc8 15. Nb5 Nd7 16. Nd4 Ne5 17. Nxe6 fxe6 18. Qxa5 Rxa5 19. b3 axb3 20. axb3 Ra3 21. Rb1 Nd7 22. Bc1 Ra2 23. Rd2 Rca8 24. Kf2 Ra1 25. Rxa1 Ra7 26. Raa2 Rxa2 27. Bb2 Ra1 28. Bxg7 Rb1 29. Bd1 Kxg7 30. g3 Nc5 31. h4 Kf6 32. Kg2 h6 1/2-1/2

[Event "Los Angeles 1000GM Spring op"]
[Site "Los Angeles"]
[Date "2023.03.20"]
[Round "7"]
[White "Katz, Alexander R"]
[Black "Torres Rosas, Luis Carlos"]
[Result "1-0"]
[ECO "B67"]
[WhiteElo "2470"]
[BlackElo "2303"]
[PlyCount "99"]
[EventDate "2023.03.17"]
[EventType "swiss"]
[EventRounds "9"]
[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 Nc6 6. Bg5 e6 7. Qd2 a6 8. 0-0-0 Bd7 9. f3 Nxd4 10. Qxd4 Be7 11. Be3 Qc7 12. g4 0-0 13. g5 Nh5 14. f4 Bc6 15. Qd2 b5 16. Be2 b4 17. Nd5 exd5 18. exd5 Ba4 19. Bxh5 Rfc8 20. b3 Bd7 21. Be2 Qa5 22. Kb1 Bf5 23. Bd3 Qxd5 24. Rhe1 Bxd3 25. Qxd3 Qxd3 26. Rxd3 a5 27. f5 Re8 28. Bf4 Bf8 29. Rxe8 Rxe8 30. Bxd6 Bxd6 31. Rxd6 h5 32. Rd5 Re2 33. g6 Kf8 34. Rxa5 fxg6 35. fxg6 Rxh2 36. Rf5+ Ke7 37. Rf7+ Ke6 38. Rxg7 Kf6 39. Rb7 Rh4 40. g7 Rg4 41. Rxb4 Rxg7 42. Rh4 Rg1+ 43. Kb2 Kg5 44. Rh2 h4 45. a4 Kg4 46. a5 Kg3 47. Rd2 h3 48. a6 h2 49. Rxh2 Kxh2 50. b4 1-0

[Event "Los Angeles 1000GM Spring op"]
[Site "Los Angeles"]
[Date "2023.03.19"]
[Round "5"]
[White "Katz, Alexander R"]
[Black "Andersen, Gunnar James"]
[Result "0-1"]
[ECO "B32"]
[WhiteElo "2470"]
[BlackElo "2247"]
[PlyCount "78"]
[EventDate "2023.03.17"]
[EventType "swiss"]
[EventRounds "9"]
[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 Nc6 3. d4 cxd4 4. Nxd4 e5 5. Nb5 d6 6. c4 Be6 7. Be3 Nf6 8. f3 a6 9. N5c3 g6 10. Be2 Bg7 11. 0-0 0-0 12. Kh1 Rc8 13. Na3 Nd4 14. Rc1 Nh5 15. Qd2 Nf4 16. Rfd1 f5 17. exf5 Nxf5 18. Ne4 Rc6 19. g3 Nxe2 20. Qxe2 Nd4 21. Bxd4 exd4 22. h4 Re8 23. Re1 d5 24. Ng5 dxc4 25. Nxc4 Qc7 26. Qe4 Bf7 27. Qd3 Rxe1+ 28. Rxe1 Rxc4 29. Kg2 Rc2+ 30. Kh3 Qc8+ 31. g4 Qc7 32. Rh1 Bc4 33. Qd1 h6 34. Ne4 Be2 35. Qe1 Bxf3 36. Nf2 Rxf2 37. Qe8+ Kh7 38. h5 Bg2+ 39. Kh4 g5# 0-1

[Event "Los Angeles 1000GM Spring op"]
[Site "Los Angeles"]
[Date "2023.03.19"]
[Round "4"]
[White "Krishnan, Varun"]
[Black "Katz, Alexander R"]
[Result "1/2-1/2"]
[ECO "B36"]
[WhiteElo "2343"]
[BlackElo "2470"]
[PlyCount "41"]
[EventDate "2023.03.17"]
[EventType "swiss"]
[EventRounds "9"]
[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 Nc6 3. d4 cxd4 4. Nxd4 g6 5. c4 Nf6 6. Nc3 d6 7. Be2 Nxd4 8. Qxd4 Bg7 9. Bg5 Qa5 10. Qd2 Be6 11. f3 Rc8 12. Nd5 Qxd2+ 13. Kxd2 Bxd5 14. cxd5 a6 15. Rac1 Kd7 16. b4 Rxc1 17. Rxc1 Rc8 18. Rb1 Kd8 19. b5 a5 20. Be3 Nd7 21. Rc1 1/2-1/2

[Event "Los Angeles 1000GM Spring op"]
[Site "Los Angeles"]
[Date "2023.03.18"]
[Round "3"]
[White "Katz, Alexander R"]
[Black "Jacobson, Aaron"]
[Result "1-0"]
[ECO "C11"]
[WhiteElo "2470"]
[BlackElo "2308"]
[PlyCount "91"]
[EventDate "2023.03.17"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "USA"]
[SourceTitle "CBM 213 Extra"]
[Source "ChessBase"]
[SourceDate "2023.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.05.31"]
[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 Qa3 17. h3 Bc5 18. Ne2 Qa4 19. Bxc5 Rxc5 20. Qe3 Rc8 21. Qa7 Rd8 22. Nd4 0-0 23. Kh2 Bc8 24. Rc7 Rd7 25. Rxd7 Bxd7 26. Rb1 Qxa2 27. Rb7 Bc8 28. Rc7 a5 29. f5 Qa1 30. Qc5 Ba6 31. Rd7 Bb5 32. fxe6 fxe6 33. Rxg7+ Kxg7 34. Nxe6+ Kg6 35. Nxf8+ Kf5 36. Qxb5 Qxe5+ 37. g3 Qe4 38. Qd7+ Ke5 39. Qg7+ Kd6 40. Qf6+ Kc5 41. Nd7+ Kb4 42. Qb6+ Kc3 43. Qxa5+ Kxc2 44. Qa2+ Kc3 45. Nf6 Qc4 46. Nxd5+ 1-0

[Event "Los Angeles 1000GM Spring op"]
[Site "Los Angeles"]
[Date "2023.03.18"]
[Round "2"]
[White "Khanin, Semen"]
[Black "Katz, Alexander R"]
[Result "1-0"]
[ECO "E43"]
[WhiteElo "2552"]
[BlackElo "2470"]
[PlyCount "77"]
[EventDate "2023.03.17"]
[EventType "swiss"]
[EventRounds "9"]
[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 e6 3. Nc3 Bb4 4. e3 b6 5. Bd3 Bb7 6. Nf3 0-0 7. 0-0 c5 8. Na4 cxd4 9. exd4 Re8 10. Bf4 Nc6 11. Rc1 Rc8 12. h3 d5 13. c5 bxc5 14. a3 c4 15. axb4 cxd3 16. Qxd3 Ne4 17. b5 Nb4 18. Qb3 Qa5 19. Nc3 Nd3 20. Ra1 Qd8 21. Be3 Nxb2 22. Nxe4 dxe4 23. Ne5 Nd3 24. Rxa7 Re7 25. Qa3 Nxe5 26. dxe5 Rd7 27. b6 Rd3 28. Qb4 Qd7 29. Rfa1 h6 30. Kh2 g5 31. R1a5 g4 32. Rc5 gxh3 33. Rxc8+ Qxc8 34. Qe7 Qb8 35. Rxb7 Qxe5+ 36. g3 Qf5 37. Rb8+ Kh7 38. Qf8 Kg6 39. Qxh6# 1-0

[Event "Los Angeles 1000GM Spring op"]
[Site "Los Angeles"]
[Date "2023.03.17"]
[Round "1"]
[White "Katz, Alexander R"]
[Black "Liu, Patrick"]
[Result "1-0"]
[ECO "B27"]
[WhiteElo "2470"]
[BlackElo "2052"]
[PlyCount "165"]
[EventDate "2023.03.17"]
[EventType "swiss"]
[EventRounds "9"]
[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 g6 3. c3 Bg7 4. d4 cxd4 5. cxd4 d5 6. e5 a6 7. Nc3 Nc6 8. h3 e6 9. Bd3 f6 10. exf6 Nxf6 11. 0-0 0-0 12. Re1 Nh5 13. Be3 Nf4 14. Bf1 Qf6 15. Nh2 Qf5 16. Qd2 Bd7 17. Ne2 Nxe2+ 18. Bxe2 e5 19. dxe5 Qxe5 20. Bc5 Rfd8 21. Bf3 Qxb2 22. Bxd5+ Kh8 23. Qxb2 Bxb2 24. Rab1 Bf5 25. Bxc6 Bxb1 26. Rxb1 bxc6 27. Rxb2 Rd1+ 28. Nf1 Re8 29. Be3 c5 30. Rc2 Rb8 31. Rxc5 Rbb1 32. Ra5 Rxf1+ 33. Kh2 Rfd1 34. Rxa6 Rd5 35. Bh6 Rb8 36. Ra7 Rdb5 37. Bf4 R8b7 38. Ra8+ Kg7 39. a4 Rb3 40. a5 Re7 41. a6 Rb2 42. a7 Ra2 43. Be3 Ra4 44. g4 h5 45. g5 Rd7 46. Kg3 Re7 47. Kg2 Rd7 48. Bc5 Ra5 49. Bb6 Ra6 50. Be3 Ra4 51. Kf3 Rf7+ 52. Ke2 Rd7 53. h4 Ra2+ 54. Kf3 Ra4 55. Bc5 Ra5 56. Bb6 Ra6 57. Rc8 Raxa7 58. Bxa7 Rxa7 59. Ke4 Re7+ 60. Kd5 Rf7 61. Rc2 Rf4 62. Ke5 Rf5+ 63. Ke4 Rf7 64. f4 Re7+ 65. Kd5 Rf7 66. Rc4 Rf5+ 67. Ke4 Rf7 68. Rc5 Re7+ 69. Kd5 Rf7 70. Rc4 Rf5+ 71. Ke4 Rf7 72. Rc6 Re7+ 73. Kd5 Rf7 74. Ke5 Rf5+ 75. Ke4 Ra5 76. Rc7+ Kf8 77. Rd7 Ra4+ 78. Ke5 Rb4 79. Rd4 Rb6 80. Rd6 Rb5+ 81. Kf6 Rf5+ 82. Kxg6 Rxf4 83. Rf6+ 1-0

[Event "Titled Tuesday intern op 21st Feb Early"]
[Site "Chess.com INT"]
[Date "2023.02.21"]
[Round "2"]
[White "Delgado Rosas, Alex Antonio"]
[Black "Katz, Alexander R"]
[Result "1-0"]
[ECO "D61"]
[WhiteElo "2128"]
[BlackElo "2470"]
[PlyCount "105"]
[EventDate "2023.02.21"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CBM 212 Extra"]
[Source "ChessBase"]
[SourceDate "2023.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.03.31"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nc3 d5 4. Bg5 c6 5. e3 Be7 6. Nf3 Nbd7 7. Qc2 0-0 8. cxd5 cxd5 9. Bb5 Nb6 10. 0-0 a6 11. Bd3 Bd7 12. Rfc1 h6 13. Bh4 Rc8 14. b3 Na8 15. Qe2 b5 16. Ne5 Nb6 17. f4 Ne8 18. Bxe7 Qxe7 19. Nd1 Rxc1 20. Rxc1 Qa3 21. Rc2 Nd6 22. Nc3 Rc8 23. Nb1 Qb4 24. Kf2 Be8 25. Rxc8 Nbxc8 26. Qc2 f6 27. Nc6 Bxc6 28. Qxc6 Qa5 29. a3 Qd8 30. a4 bxa4 31. bxa4 Ne7 32. Qxa6 e5 33. dxe5 fxe5 34. fxe5 Ne4+ 35. Bxe4 dxe4 36. Qe6+ Kh8 37. Qd6 Qf8+ 38. Ke2 Qf7 39. e6 Qh5+ 40. Kd2 Qa5+ 41. Nc3 Nf5 42. Qb8+ Kh7 43. Qb5 Qd8+ 44. Qd5 Qg5 45. Qxe4 Qd8+ 46. Qd3 Qg5 47. Qe4 Qd8+ 48. Nd5 g6 49. e7 Qa5+ 50. Ke2 Qa6+ 51. Kf2 Qa5 52. Nb4 Qxa4 53. e8Q 1-0

[Event "Titled Tuesday intern op 21st Feb Early"]
[Site "Chess.com INT"]
[Date "2023.02.21"]
[Round "1"]
[White "Katz, Alexander R"]
[Black "Szyszylo, Rafal"]
[Result "0-1"]
[ECO "B07"]
[WhiteElo "2470"]
[BlackElo "2093"]
[PlyCount "34"]
[EventDate "2023.02.21"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CBM 212 Extra"]
[Source "ChessBase"]
[SourceDate "2023.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.03.31"]
[SourceQuality "1"]

1. e4 d6 2. d4 g6 3. Nc3 Nf6 4. Bf4 c6 5. Qd2 b5 6. f3 Nbd7 7. 0-0-0 Nb6 8. g4 Rb8 9. h4 Nc4 10. Bxc4 bxc4 11. e5 Nd5 12. Nxd5 cxd5 13. exd6 exd6 14. Re1+ Be6 15. c3 Be7 16. h5 g5 17. Bg3 h6 0-1

[Event "Titled Tuesday intern op 14th Feb Late"]
[Site "Chess.com INT"]
[Date "2023.02.14"]
[Round "3"]
[White "Fernandez Garcia, Gumersindo"]
[Black "Katz, Alexander R"]
[Result "0-1"]
[ECO "B10"]
[WhiteElo "2172"]
[BlackElo "2470"]
[PlyCount "94"]
[EventDate "2023.02.14"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CBM 212 Extra"]
[Source "ChessBase"]
[SourceDate "2023.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.03.31"]
[SourceQuality "1"]

1. e4 c6 2. c4 d5 3. cxd5 cxd5 4. exd5 Nf6 5. Nc3 Nxd5 6. Nf3 Nc6 7. Bb5 e6 8. d4 Bd7 9. Nxd5 exd5 10. 0-0 Be7 11. Bf4 0-0 12. Re1 Rc8 13. h3 Re8 14. Bd3 Bf6 15. Rxe8+ Qxe8 16. a3 g6 17. Be3 Qf8 18. Rc1 Qg7 19. Bb5 a6 20. Ba4 Bf5 21. Bb3 Be4 22. Rc5 Rd8 23. Ng5 Bxd4 24. Bxd4 Qxd4 25. Qxd4 Nxd4 26. Nxe4 dxe4 27. Rd5 Nc6 28. Kf1 Kf8 29. Rxd8+ Nxd8 30. Bd5 f5 31. Ke2 Ke7 32. Ke3 Kd6 33. Bg8 Nc6 34. Bxh7 Ne7 35. h4 Ke5 36. h5 f4+ 37. Ke2 gxh5 38. g3 f3+ 39. Ke3 Nd5+ 40. Kd2 Nf6 41. Bg6 Ng4 42. Bxh5 Nxf2 43. Be8 Kd4 44. Bd7 e3+ 45. Ke1 Nd3+ 46. Kd1 e2+ 47. Kc2 e1Q 0-1

[Event "Titled Tuesday intern op 14th Feb Early"]
[Site "Chess.com INT"]
[Date "2023.02.14"]
[Round "1"]
[White "Idnani, Roshan R"]
[Black "Katz, Alexander R"]
[Result "0-1"]
[ECO "B12"]
[WhiteElo "2082"]
[BlackElo "2470"]
[PlyCount "26"]
[EventDate "2023.02.14"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[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 Bf5 4. Nf3 e6 5. Be2 c5 6. 0-0 Nc6 7. Be3 Qb6 8. c4 dxc4 9. Bxc4 Rd8 10. d5 exd5 11. Bxd5 Nb4 12. Nc3 Nxd5 13. Nxd5 Qc6 0-1

[Event "Titled Tuesday intern op 14th Feb Late"]
[Site "Chess.com INT"]
[Date "2023.02.14"]
[Round "4"]
[White "Jimenez Garcia, Emanuel"]
[Black "Katz, Alexander R"]
[Result "1/2-1/2"]
[ECO "A01"]
[WhiteElo "2418"]
[BlackElo "2470"]
[PlyCount "131"]
[EventDate "2023.02.14"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CBM 212 Extra"]
[Source "ChessBase"]
[SourceDate "2023.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.03.31"]
[SourceQuality "1"]

1. b3 e5 2. Bb2 Nc6 3. e3 d5 4. Bb5 Bd6 5. Nf3 Qe7 6. c4 dxc4 7. bxc4 Bd7 8. 0-0 Nf6 9. Bxc6 Bxc6 10. c5 Bxc5 11. Nxe5 Bb5 12. Re1 0-0 13. d4 Bb4 14. Nc3 Ba6 15. a3 Bd6 16. f4 c5 17. Ne2 Rfd8 18. Ng3 g6 19. Qf3 Rac8 20. f5 b6 21. Ng4 Nxg4 22. Qxg4 c4 23. Bc3 Bb7 24. e4 Bxg3 25. hxg3 h5 26. Qf4 Kh7 27. d5 a5 28. fxg6+ fxg6 29. Rf1 Rf8 30. Qe3 Rxf1+ 31. Rxf1 Rf8 32. Rxf8 Qxf8 33. Qxb6 Bc8 34. Qc7+ Kh6 35. Bd2+ g5 36. Qxc4 Bd7 37. Qc7 Be8 38. Qc6+ Bg6 39. Qc1 Qf6 40. Be3 Qe5 41. Qd2 Bxe4 42. d6 Bc6 43. d7 Bxd7 44. Bxg5+ Qxg5 45. Qxd7 Qxg3 46. Qc6+ Kg7 47. Qb7+ Kg8 48. Qa8+ Kg7 49. Qxa5 Qe3+ 50. Kf1 Qc1+ 51. Qe1 Qxa3 52. Qe5+ Kg6 53. Qe4+ Kg7 54. Qe5+ Kg6 55. Qe4+ Kh6 56. Qf4+ Kg6 57. Kf2 Qb2+ 58. Kf3 Qc3+ 59. Qe3 Qc6+ 60. Qe4+ Qxe4+ 61. Kxe4 Kg5 62. Kf3 Kf5 63. Kg3 Kg5 64. Kh3 h4 65. g3 hxg3 66. Kxg3 1/2-1/2

[Event "Titled Tuesday intern op 14th Feb Early"]
[Site "Chess.com INT"]
[Date "2023.02.14"]
[Round "2"]
[White "Katz, Alexander R"]
[Black "Narayanan, Sunilduth Lyna"]
[Result "0-1"]
[ECO "C07"]
[WhiteElo "2470"]
[BlackElo "2669"]
[PlyCount "66"]
[EventDate "2023.02.14"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CBM 212 Extra"]
[Source "ChessBase"]
[SourceDate "2023.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.03.31"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nd2 c5 4. exd5 Qxd5 5. Ngf3 cxd4 6. Bc4 Qd8 7. 0-0 Nc6 8. Nb3 Nf6 9. Nbxd4 Nxd4 10. Nxd4 a6 11. Re1 Be7 12. c3 0-0 13. Qf3 Qc7 14. Bb3 Bd7 15. Bf4 Qb6 16. Be5 Bc6 17. Nxc6 bxc6 18. Rad1 Rfd8 19. Rxd8+ Rxd8 20. Rd1 c5 21. g3 Rxd1+ 22. Qxd1 h6 23. Qd3 Qc6 24. Bc4 Nd7 25. Bf4 g5 26. Bc1 Ne5 27. Qf1 Nf3+ 28. Kh1 Nd2+ 29. Qg2 Qxg2+ 30. Kxg2 Nxc4 31. b3 Nb6 32. c4 f5 33. Kf3 Kf7 0-1

