[Event "Titled Tuesday intern op 30th Apr Early"]
[Site "Chess.com INT"]
[Date "2024.04.30"]
[Round "8"]
[White "Filgueira, Hernan"]
[Black "Kostiukov, Alexandr"]
[Result "1-0"]
[ECO "B23"]
[WhiteElo "2283"]
[BlackElo "2271"]
[PlyCount "41"]
[EventDate "2024.04.30"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CB19_2024"]
[SourceDate "2024.05.08"]
[SourceVersion "1"]
[SourceVersionDate "2024.05.08"]
[SourceQuality "1"]

1. e4 c5 2. Nc3 g6 3. f4 Bg7 4. Nf3 Nc6 5. Bb5 Nd4 6. Bd3 e6 7. Nxd4 cxd4 8. Nb5 d6 9. c3 dxc3 10. dxc3 a6 11. Qa4 Ke7 12. Qa3 Rb8 13. Nd4 Nf6 14. Be3 Re8 15. e5 Nd5 16. exd6+ Qxd6 17. Nc6+ Kd7 18. Nxb8+ Qxb8 19. Bd2 Nxf4 20. Qa4+ Kd8 21. Qxf4 1-0

[Event "Titled Tuesday intern op 30th Apr Early"]
[Site "Chess.com INT"]
[Date "2024.04.30"]
[Round "5"]
[White "Ingebretsen, Jens E"]
[Black "Kostiukov, Alexandr"]
[Result "0-1"]
[ECO "B27"]
[WhiteElo "2406"]
[BlackElo "2271"]
[PlyCount "60"]
[EventDate "2024.04.30"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CB19_2024"]
[SourceDate "2024.05.08"]
[SourceVersion "1"]
[SourceVersionDate "2024.05.08"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 g6 3. c3 Bg7 4. d4 cxd4 5. cxd4 d5 6. e5 Bg4 7. Nc3 Nc6 8. Bb5 Nh6 9. h3 Bxf3 10. Qxf3 Nf5 11. Be3 0-0 12. Bxc6 bxc6 13. g4 Nxe3 14. Qxe3 f6 15. e6 f5 16. 0-0-0 Qd6 17. Rhe1 fxg4 18. hxg4 Qf4 19. g5 Qxe3+ 20. fxe3 Rf5 21. e4 Rxg5 22. e5 Rf8 23. Rf1 Rg4 24. Rxf8+ Bxf8 25. Kc2 h5 26. Na4 h4 27. Nc5 Rg2+ 28. Rd2 h3 29. Nd3 Bh6 30. Rf2 Be3 0-1

[Event "Titled Tuesday intern op 30th Apr Early"]
[Site "Chess.com INT"]
[Date "2024.04.30"]
[Round "1"]
[White "Kostiukov, Alexandr"]
[Black "Dixit, Nikhil"]
[Result "0-1"]
[ECO "E62"]
[WhiteElo "2271"]
[BlackElo "2334"]
[PlyCount "40"]
[EventDate "2024.04.30"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CB19_2024"]
[SourceDate "2024.05.08"]
[SourceVersion "1"]
[SourceVersionDate "2024.05.08"]
[SourceQuality "1"]

1. g3 Nf6 2. Bg2 g6 3. c4 Bg7 4. Nf3 0-0 5. 0-0 d6 6. d4 c6 7. Nc3 Bf5 8. Nh4 Be6 9. d5 Bd7 10. e4 cxd5 11. cxd5 Qa5 12. Qb3 Na6 13. Bd2 Nc5 14. Qd1 Rfc8 15. Qe2 b5 16. Nd1 b4 17. Re1 Bb5 18. Qf3 Nd3 19. Re3 Ne5 20. Qf4 Nh5 0-1

[Event "Titled Tuesday intern op 30th Apr Early"]
[Site "Chess.com INT"]
[Date "2024.04.30"]
[Round "11"]
[White "Kostiukov, Alexandr"]
[Black "Pham, Le Thao Nguyen"]
[Result "0-1"]
[ECO "A00"]
[WhiteElo "2271"]
[BlackElo "2395"]
[PlyCount "88"]
[EventDate "2024.04.30"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CB19_2024"]
[SourceDate "2024.05.08"]
[SourceVersion "1"]
[SourceVersionDate "2024.05.08"]
[SourceQuality "1"]

1. g3 d5 2. Bg2 c6 3. d3 Bf5 4. e4 dxe4 5. dxe4 Qxd1+ 6. Kxd1 Bg6 7. Be3 Nd7 8. Nd2 e5 9. f3 Bc5 10. Ke2 h5 11. h4 0-0-0 12. Nh3 f6 13. Nf2 Ne7 14. Bh3 Bxe3 15. Kxe3 Kc7 16. a4 a5 17. Nc4 b6 18. Rhd1 Nc5 19. b3 Bf7 20. Nb2 Na6 21. Nfd3 c5 22. Bf1 Kb7 23. f4 Nc6 24. fxe5 fxe5 25. Rd2 Be6 26. Rad1 Rd4 27. Nf2 Nab4 28. Nc4 Rhd8 29. c3 Nc2+ 30. Ke2 Rxd2+ 31. Rxd2 Na1 32. Rxd8 Nxd8 33. Nxe5 Bxb3 34. Nd1 Bxa4 35. Kd2 b5 36. Be2 Nb3+ 37. Ke3 b4 38. Bxh5 Nc1 39. Kd2 Na2 40. cxb4 cxb4 41. Nb2 Bb5 42. Nec4 Nc6 43. e5 Nc3 44. e6 a4 0-1

[Event "Titled Tuesday intern op 30th Apr Early"]
[Site "Chess.com INT"]
[Date "2024.04.30"]
[Round "4"]
[White "Kostiukov, Alexandr"]
[Black "Ternault, Mathieu"]
[Result "1-0"]
[ECO "A00"]
[WhiteElo "2271"]
[BlackElo "2304"]
[PlyCount "61"]
[EventDate "2024.04.30"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CB19_2024"]
[SourceDate "2024.05.08"]
[SourceVersion "1"]
[SourceVersionDate "2024.05.08"]
[SourceQuality "1"]

1. g3 h5 2. Bg2 h4 3. Nf3 h3 4. Bf1 Nc6 5. d4 d6 6. e4 Nf6 7. Nc3 Bg4 8. Be2 e6 9. 0-0 a6 10. d5 exd5 11. exd5 Bxf3 12. Bxf3 Ne5 13. Bf4 Ng6 14. Bg5 Be7 15. Re1 0-0 16. Bg4 Nxg4 17. Bxe7 Nxf2 18. Bxd8 Nxd1 19. Bxc7 Nxb2 20. Bxd6 Rfd8 21. Bc7 Rd7 22. d6 Nc4 23. Rad1 b5 24. Nd5 Kf8 25. Rd3 Nge5 26. Rxe5 Nxe5 27. Nb6 Re8 28. Rd5 Rxc7 29. dxc7 Nc4 30. Nxc4 Re1+ 31. Kf2 1-0

[Event "Titled Tuesday intern op 30th Apr Early"]
[Site "Chess.com INT"]
[Date "2024.04.30"]
[Round "6"]
[White "Kostiukov, Alexandr"]
[Black "Tokman, Ariel"]
[Result "0-1"]
[ECO "A00"]
[WhiteElo "2271"]
[BlackElo "2399"]
[PlyCount "64"]
[EventDate "2024.04.30"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CB19_2024"]
[SourceDate "2024.05.08"]
[SourceVersion "1"]
[SourceVersionDate "2024.05.08"]
[SourceQuality "1"]

1. g3 d5 2. Bg2 Nf6 3. d3 c6 4. e4 dxe4 5. dxe4 Qxd1+ 6. Kxd1 e5 7. f3 Be6 8. Be3 Nbd7 9. Nd2 Bc5 10. Ke2 0-0-0 11. Bh3 Bxe3 12. Kxe3 Bxh3 13. Nxh3 Nc5 14. Nc4 Rhe8 15. Rhd1 Rxd1 16. Rxd1 Kc7 17. Ke2 Na4 18. Nd6 Re6 19. Nxf7 Nxb2 20. Nhg5 Re7 21. Rd6 h6 22. Re6 Rd7 23. Nxe5 hxg5 24. Nxd7 Kxd7 25. Re5 g4 26. Rg5 gxf3+ 27. Kxf3 Ne8 28. h4 Na4 29. h5 Nc3 30. a3 Ke7 31. Rf5 Nb5 32. Kf4 Nxa3 0-1

[Event "Titled Tuesday intern op 30th Apr Early"]
[Site "Chess.com INT"]
[Date "2024.04.30"]
[Round "9"]
[White "Kostiukov, Alexandr"]
[Black "Vila Dupla, Aurelio"]
[Result "1/2-1/2"]
[ECO "A00"]
[WhiteElo "2271"]
[BlackElo "2042"]
[PlyCount "70"]
[EventDate "2024.04.30"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CB19_2024"]
[SourceDate "2024.05.08"]
[SourceVersion "1"]
[SourceVersionDate "2024.05.08"]
[SourceQuality "1"]

1. g3 d5 2. Bg2 Nf6 3. d3 g6 4. e4 dxe4 5. dxe4 Qxd1+ 6. Kxd1 Nc6 7. f3 h5 8. h4 e5 9. Be3 Bh6 10. Bg5 Nd7 11. Nd2 Bxg5 12. hxg5 0-0 13. Nc4 Nb6 14. Nxb6 axb6 15. c3 b5 16. Kc2 b4 17. Ne2 bxc3 18. Kxc3 Be6 19. b3 Rfd8 20. a4 Nd4 21. Nxd4 Rxd4 22. Rhd1 Rad8 23. Rxd4 Rxd4 24. Bf1 c5 25. Bc4 Bh3 26. a5 Bg2 27. a6 bxa6 28. Rxa6 Bxf3 29. Rxg6+ Kf8 30. Rf6 Bxe4 31. Rxf7+ Ke8 32. Rf6 Ke7 33. Rf7+ Ke8 34. Rf6 Ke7 35. Rf7+ Ke8 1/2-1/2

[Event "Titled Tuesday intern op 30th Apr Early"]
[Site "Chess.com INT"]
[Date "2024.04.30"]
[Round "10"]
[White "Mihajlovskij, Sergei"]
[Black "Kostiukov, Alexandr"]
[Result "0-1"]
[ECO "B38"]
[WhiteElo "2314"]
[BlackElo "2271"]
[PlyCount "90"]
[EventDate "2024.04.30"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CB19_2024"]
[SourceDate "2024.05.08"]
[SourceVersion "1"]
[SourceVersionDate "2024.05.08"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 g6 3. d4 cxd4 4. Nxd4 Bg7 5. c4 Nc6 6. Be3 Nf6 7. Nc3 Nxd4 8. Bxd4 Qa5 9. f3 d6 10. Be2 0-0 11. 0-0 Be6 12. Rc1 Rfc8 13. b3 a6 14. a4 Nd7 15. Bxg7 Kxg7 16. Qd4+ f6 17. Kh1 Qb4 18. Rb1 a5 19. Nb5 Qc5 20. Qb2 Qe5 21. Qd2 g5 22. f4 gxf4 23. Rxf4 Kh8 24. Nd4 Rg8 25. Bf1 Nc5 26. Re1 Rg7 27. Nf3 Qh5 28. Rh4 Qf7 29. Re3 Rag8 30. Qxa5 Rg4 31. Rxg4 Rxg4 32. Qe1 Qg6 33. b4 Nxe4 34. Bd3 f5 35. Nd4 Bd7 36. Bxe4 fxe4 37. Qf2 Kg7 38. h3 Rg5 39. a5 Qf6 40. Qd2 Qf1+ 41. Kh2 Qf4+ 42. Kh1 Qf1+ 43. Kh2 Qxc4 44. Rc3 Qd5 45. Qxg5+ Qxg5 0-1

[Event "Titled Tuesday intern op 30th Apr Early"]
[Site "Chess.com INT"]
[Date "2024.04.30"]
[Round "3"]
[White "Pershin, Denis"]
[Black "Kostiukov, Alexandr"]
[Result "1-0"]
[ECO "B27"]
[WhiteElo "2358"]
[BlackElo "2271"]
[PlyCount "61"]
[EventDate "2024.04.30"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CB19_2024"]
[SourceDate "2024.05.08"]
[SourceVersion "1"]
[SourceVersionDate "2024.05.08"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 g6 3. c3 Bg7 4. d4 cxd4 5. cxd4 d5 6. e5 Nc6 7. h3 Nh6 8. Nc3 0-0 9. Be2 f6 10. exf6 exf6 11. 0-0 Be6 12. Bf4 g5 13. Bh2 Nf5 14. Re1 Bf7 15. Bd3 Nfxd4 16. Nxd4 Nxd4 17. Bxh7+ Kxh7 18. Qxd4 f5 19. Be5 Rg8 20. Rad1 Qb6 21. Bxg7 Rxg7 22. Qe5 Qxb2 23. Qxf5+ Bg6 24. Qe5 Re8 25. Qd4 Rge7 26. Rxe7+ Rxe7 27. h4 Be4 28. hxg5 Rf7 29. Nxe4 Qxd4 30. Rxd4 dxe4 31. Rxe4 1-0

[Event "Titled Tuesday intern op 30th Apr Early"]
[Site "Chess.com INT"]
[Date "2024.04.30"]
[Round "2"]
[White "Sourath, Biswas"]
[Black "Kostiukov, Alexandr"]
[Result "0-1"]
[ECO "B06"]
[WhiteElo "2305"]
[BlackElo "2271"]
[PlyCount "84"]
[EventDate "2024.04.30"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CB19_2024"]
[SourceDate "2024.05.08"]
[SourceVersion "1"]
[SourceVersionDate "2024.05.08"]
[SourceQuality "1"]

1. d4 g6 2. Bf4 Bg7 3. Nc3 d6 4. e4 Nc6 5. Nf3 Nxd4 6. Nxd4 e5 7. Be3 exd4 8. Bxd4 Nf6 9. Qf3 0-0 10. h3 c5 11. Be3 Qa5 12. Bd2 Qb6 13. Bc4 Be6 14. Be2 Qxb2 15. Rb1 Qa3 16. Rxb7 Rab8 17. Rxb8 Rxb8 18. 0-0 Nd7 19. Qd3 Rb6 20. f4 c4 21. Qg3 f5 22. exf5 Bxf5 23. Bxc4+ Kh8 24. Re1 Qc5+ 25. Be3 Qxc4 26. Bxb6 axb6 27. Re8+ Nf8 28. Ne2 Qxc2 29. Kh2 h5 30. Nd4 Qd3 31. Nxf5 Qxf5 32. Qe3 Kh7 33. Qf3 Ne6 34. Re7 Qxf4+ 35. Qxf4 Nxf4 36. Rb7 Nd5 37. a4 Kh6 38. Kg3 Bd4 39. Kf3 Bc5 40. Ra7 Kg5 41. Ke4 Nc3+ 42. Kf3 b5 0-1

[Event "Titled Tuesday intern op 30th Apr Early"]
[Site "Chess.com INT"]
[Date "2024.04.30"]
[Round "7"]
[White "Yashmetov, Mikhail"]
[Black "Kostiukov, Alexandr"]
[Result "1-0"]
[ECO "B07"]
[WhiteElo "2307"]
[BlackElo "2271"]
[PlyCount "41"]
[EventDate "2024.04.30"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CB19_2024"]
[SourceDate "2024.05.08"]
[SourceVersion "1"]
[SourceVersionDate "2024.05.08"]
[SourceQuality "1"]

1. d4 g6 2. h4 Nf6 3. Nc3 d6 4. e4 d5 5. e5 Ne4 6. Nxe4 dxe4 7. Be3 f5 8. h5 Bg7 9. Nh3 e6 10. Bg5 Qd5 11. Nf4 Qa5+ 12. c3 h6 13. Bf6 Bxf6 14. exf6 g5 15. Ng6 Rh7 16. Bc4 Kf7 17. d5 Kxf6 18. Qd4+ Kf7 19. dxe6+ Bxe6 20. 0-0-0 Nc6 21. Qd7+ 1-0

[Event "Titled Tuesday intern op 23rd Apr Late"]
[Site "Chess.com INT"]
[Date "2024.04.23"]
[Round "7"]
[White "Asish, Panda"]
[Black "Kostiukov, Alexandr"]
[Result "1-0"]
[ECO "B27"]
[WhiteElo "1884"]
[BlackElo "2271"]
[PlyCount "113"]
[EventDate "2024.04.23"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CB18_2024"]
[SourceDate "2024.05.01"]
[SourceVersion "1"]
[SourceVersionDate "2024.05.01"]
[SourceQuality "2"]

1. e4 c5 2. Nf3 g6 3. c3 Bg7 4. d4 cxd4 5. cxd4 d5 6. exd5 Bf6 7. Nc3 Bg7 8. Bc4 Nf6 9. 0-0 0-0 10. Re1 Nbd7 11. Bg5 Nb6 12. Bb3 h6 13. Bxf6 Bxf6 14. Ne5 Qd6 15. Qf3 Bf5 16. Rad1 h5 17. Ne4 Bxe4 18. Qxe4 Rad8 19. Nxg6 fxg6 20. Qxg6+ Bg7 21. Re6 Qf4 22. Rf1 Rd6 23. Bc2 Rxe6 24. Qh7+ Kf7 25. Qxh5+ Kg8 26. Qh7+ Kf7 27. Qh5+ Kg8 28. dxe6 Qh6 29. Qg4 Kh8 30. h3 Nd5 31. Qe4 Nf6 32. Qg6 Qxg6 33. Bxg6 Nd5 34. Rc1 Bxd4 35. Be4 Bxf2+ 36. Kh1 Nf6 37. Bxb7 Rb8 38. Rc7 Ng8 39. g4 Bb6 40. Rd7 Bc5 41. b3 Nf6 42. Rc7 Bd6 43. Rc8+ Rxc8 44. Bxc8 Ne4 45. Kg2 Kg7 46. h4 Kf6 47. g5+ Ke5 48. Kf3 Nc3 49. a4 Nd5 50. Ba6 Nf4 51. Bc4 Nxe6 52. Kg4 Nf4 53. h5 Ne6 54. h6 Nf8 55. Kh5 Bc5 56. g6 Nxg6 57. Kxg6 1-0

[Event "Titled Tuesday intern op 23rd Apr Late"]
[Site "Chess.com INT"]
[Date "2024.04.23"]
[Round "4"]
[White "Balla, Tamas Kristof"]
[Black "Kostiukov, Alexandr"]
[Result "1-0"]
[ECO "B22"]
[WhiteElo "2291"]
[BlackElo "2271"]
[PlyCount "53"]
[EventDate "2024.04.23"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CB18_2024"]
[SourceDate "2024.05.01"]
[SourceVersion "1"]
[SourceVersionDate "2024.05.01"]
[SourceQuality "2"]

1. e4 c5 2. c3 g6 3. d4 cxd4 4. cxd4 d5 5. e5 Nc6 6. Nc3 Bg7 7. h3 Nh6 8. Nf3 0-0 9. Bb5 f6 10. Bxc6 bxc6 11. exf6 exf6 12. 0-0 Be6 13. Re1 Bf7 14. Na4 Nf5 15. b3 Nd6 16. Ba3 Re8 17. Rxe8+ Bxe8 18. Rc1 Ne4 19. Nd2 Bh6 20. Nxe4 Bxc1 21. Qxc1 dxe4 22. Nc5 Qd5 23. Qf4 Qxd4 24. Nxe4 Kg7 25. Be7 Kf7 26. Nd6+ Ke6 27. Qxd4 1-0

[Event "Titled Tuesday intern op 23rd Apr Late"]
[Site "Chess.com INT"]
[Date "2024.04.23"]
[Round "10"]
[White "Contreras Huaman, Fiorella Daiana"]
[Black "Kostiukov, Alexandr"]
[Result "1/2-1/2"]
[ECO "B25"]
[WhiteElo "2012"]
[BlackElo "2271"]
[PlyCount "100"]
[EventDate "2024.04.23"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CB18_2024"]
[SourceDate "2024.05.01"]
[SourceVersion "1"]
[SourceVersionDate "2024.05.01"]
[SourceQuality "2"]

1. e4 c5 2. Nc3 g6 3. g3 Bg7 4. Bg2 Nc6 5. d3 d6 6. Nge2 e5 7. Nd5 h6 8. h4 Nge7 9. h5 g5 10. Ne3 Nd4 11. g4 0-0 12. Ng3 Ne6 13. Nef5 Nf4 14. 0-0 Nxf5 15. Nxf5 Bxf5 16. gxf5 Nxg2 17. Kxg2 d5 18. Qf3 d4 19. b3 Bf6 20. a4 b6 21. Bd2 Qc7 22. Qg4 Kh7 23. Ra2 a6 24. Rfa1 Qc6 25. Qd1 b5 26. axb5 axb5 27. Ra5 Rxa5 28. Rxa5 Ra8 29. Qa1 Rxa5 30. Qxa5 c4 31. bxc4 bxc4 32. Qa7 Kg7 33. Bb4 cxd3 34. cxd3 Qb5 35. Qa3 g4 36. Kg3 Qc6 37. Qb2 Bg5 38. Kxg4 Qf6 39. Bd2 Kh7 40. Qc1 Bxd2 41. Qxd2 Qg7+ 42. Kh3 Qg1 43. Qe2 Qh1+ 44. Kg3 Kg7 45. Qg4+ Kh7 46. f6 Qg1+ 47. Kf3 Qd1+ 48. Kg3 Qg1+ 49. Kh3 Qh1+ 50. Kg3 Qg1+ 1/2-1/2

[Event "Titled Tuesday intern op 23rd Apr Late"]
[Site "Chess.com INT"]
[Date "2024.04.23"]
[Round "11"]
[White "Gavrilin, Roman"]
[Black "Kostiukov, Alexandr"]
[Result "0-1"]
[ECO "A03"]
[WhiteElo "2185"]
[BlackElo "2271"]
[PlyCount "88"]
[EventDate "2024.04.23"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CB18_2024"]
[SourceDate "2024.05.01"]
[SourceVersion "1"]
[SourceVersionDate "2024.05.01"]
[SourceQuality "2"]

1. f4 c5 2. Nf3 g6 3. g3 Bg7 4. Bg2 Nf6 5. d3 d5 6. 0-0 0-0 7. Qe1 d4 8. Na3 Nc6 9. e4 dxe3 10. Bxe3 Ng4 11. Bc1 Nd4 12. Nxd4 cxd4 13. Nc4 Rb8 14. a4 b6 15. h3 Nf6 16. Ne5 Bb7 17. Bd2 Bxg2 18. Kxg2 Qc7 19. Rc1 Nd7 20. Nc4 Qc6+ 21. Qe4 Qxe4+ 22. dxe4 Nc5 23. Kf3 Nxa4 24. e5 b5 25. Na5 Nxb2 26. Nc6 Rb7 27. Bb4 Re8 28. Nxd4 Nc4 29. Ra1 f6 30. Nc6 fxe5 31. Rxa7 Rxa7 32. Nxa7 Ra8 33. Nc6 exf4 34. Nxe7+ Kf7 35. Nd5 fxg3 36. Kxg3+ Kg8 37. Ne7+ Kh8 38. Rf7 Ne5 39. Rf1 Re8 40. Nd5 Nc4 41. Rf3 h6 42. Nc7 Re2 43. Nxb5 Rxc2 44. Rd3 Rb2 0-1

[Event "Titled Tuesday intern op 23rd Apr Late"]
[Site "Chess.com INT"]
[Date "2024.04.23"]
[Round "9"]
[White "Kostiukov, Alexandr"]
[Black "Ardila, Oscar Humberto"]
[Result "1-0"]
[ECO "E69"]
[WhiteElo "2271"]
[BlackElo "1971"]
[PlyCount "89"]
[EventDate "2024.04.23"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CB18_2024"]
[SourceDate "2024.05.01"]
[SourceVersion "1"]
[SourceVersionDate "2024.05.01"]
[SourceQuality "2"]

1. g3 g6 2. Bg2 Bg7 3. c4 d6 4. Nf3 Nd7 5. 0-0 Ngf6 6. d4 0-0 7. Nc3 c6 8. e4 Qc7 9. h3 e5 10. Be3 Re8 11. c5 dxc5 12. dxe5 Nxe5 13. Nxe5 Qxe5 14. f4 Qe7 15. e5 Nh5 16. g4 Nxf4 17. Bxf4 Bxe5 18. Bxe5 Qxe5 19. Ne4 f5 20. Nf2 Be6 21. Re1 Qxb2 22. Rb1 Qc3 23. Rxb7 Rad8 24. Qc1 Qd4 25. Rd1 Qe5 26. Rxd8 Rxd8 27. Rxa7 Bd5 28. Qd2 fxg4 29. Nxg4 Qa1+ 30. Kh2 Qd4 31. Qxd4 cxd4 32. Nf6+ Kf8 33. Nxh7+ Ke8 34. Nf6+ Kf8 35. Nxd5 cxd5 36. Ra4 Ke7 37. Rxd4 Ke6 38. Rxd5 Rb8 39. Rd2 Ke5 40. a4 Rb4 41. Ra2 Kf4 42. a5 g5 43. a6 Rb8 44. a7 Ra8 45. Bxa8 1-0

[Event "Titled Tuesday intern op 23rd Apr Late"]
[Site "Chess.com INT"]
[Date "2024.04.23"]
[Round "6"]
[White "Kostiukov, Alexandr"]
[Black "D'Arruda, Ricardo D"]
[Result "1/2-1/2"]
[ECO "A00"]
[WhiteElo "2271"]
[BlackElo "2271"]
[PlyCount "85"]
[EventDate "2024.04.23"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CB18_2024"]
[SourceDate "2024.05.01"]
[SourceVersion "1"]
[SourceVersionDate "2024.05.01"]
[SourceQuality "2"]

1. g3 d5 2. Bg2 Nf6 3. d3 c6 4. e4 dxe4 5. dxe4 Qxd1+ 6. Kxd1 e5 7. f3 Bc5 8. Nd2 Be6 9. Bh3 Bxh3 10. Nxh3 Nbd7 11. a4 a5 12. Ke2 0-0-0 13. Nc4 b6 14. Be3 Bxe3 15. Kxe3 Kc7 16. Rhd1 h6 17. Nf2 g6 18. Nd3 Rhe8 19. c3 Re6 20. b4 axb4 21. cxb4 Ra8 22. a5 b5 23. Nd2 Rd6 24. Nb3 Rd8 25. Ke2 Ne8 26. Rdc1 f6 27. Ndc5 Nxc5 28. Rxc5 Kb7 29. Ra2 Nc7 30. Rd2 Na6 31. Rcc2 Nxb4 32. Nc5+ Ka7 33. Rxd6 Rxd6 34. Rb2 Na6 35. Nd3 Rd4 36. Ke3 Ra4 37. f4 Ra3 38. fxe5 fxe5 39. Ke2 Ra4 40. Kf3 Ra3 41. Ke2 Ra4 42. Kf3 Ra3 43. Ke2 1/2-1/2

[Event "Titled Tuesday intern op 23rd Apr Late"]
[Site "Chess.com INT"]
[Date "2024.04.23"]
[Round "5"]
[White "Kostiukov, Alexandr"]
[Black "Oliveira, Tiago Batista"]
[Result "1-0"]
[ECO "A37"]
[WhiteElo "2271"]
[BlackElo "1964"]
[PlyCount "71"]
[EventDate "2024.04.23"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CB18_2024"]
[SourceDate "2024.05.01"]
[SourceVersion "1"]
[SourceVersionDate "2024.05.01"]
[SourceQuality "2"]

1. g3 c5 2. c4 Nc6 3. Bg2 g6 4. Nf3 Bg7 5. 0-0 e5 6. Nc3 d6 7. d3 Be6 8. Rb1 a5 9. a3 Nge7 10. Bd2 0-0 11. Ng5 Bd7 12. Nge4 Be6 13. Nb5 Nc8 14. Nec3 Rb8 15. Nd5 N6e7 16. Ndc3 Nb6 17. Ne4 Nec8 18. Bxa5 f5 19. Nd2 Qf6 20. Nxd6 Nxd6 21. Bxb6 Rbc8 22. b4 cxb4 23. axb4 Bf7 24. Bc5 Rfe8 25. Bxd6 Qxd6 26. Bxb7 Rb8 27. c5 Qd4 28. c6 Bd5 29. b5 e4 30. Nb3 Qb6 31. dxe4 Bxe4 32. Rc1 Rxb7 33. cxb7 Qxb5 34. Rc8 Bxb7 35. Rxe8+ Qxe8 36. Nc5 1-0

[Event "Titled Tuesday intern op 23rd Apr Late"]
[Site "Chess.com INT"]
[Date "2024.04.23"]
[Round "2"]
[White "Kostiukov, Alexandr"]
[Black "Palencia Morales, Wilson Guillermo"]
[Result "1-0"]
[ECO "E65"]
[WhiteElo "2271"]
[BlackElo "2188"]
[PlyCount "115"]
[EventDate "2024.04.23"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CB18_2024"]
[SourceDate "2024.05.01"]
[SourceVersion "1"]
[SourceVersionDate "2024.05.01"]
[SourceQuality "2"]

1. g3 g6 2. Bg2 Bg7 3. c4 c5 4. Nf3 Nc6 5. 0-0 Nf6 6. d4 d6 7. Nc3 0-0 8. dxc5 dxc5 9. Bf4 Nh5 10. Be3 b6 11. Qa4 Bd7 12. Rfd1 Rc8 13. Ng5 h6 14. Nh3 Rc7 15. Nf4 Nd4 16. Qa6 Nxf4 17. Bxf4 e5 18. Be3 Nc2 19. Nb5 Bxb5 20. Qxb5 Qc8 21. Rac1 Nxe3 22. fxe3 h5 23. Rd6 Bh6 24. Qb3 Rd7 25. Rcd1 Rxd6 26. Rxd6 Qf5 27. Qd3 Qg5 28. Kf2 Kg7 29. Rd7 Qf6+ 30. Ke1 e4 31. Bxe4 Qxb2 32. Kf2 Qf6+ 33. Bf3 g5 34. Kg1 g4 35. Bd5 Qe5 36. e4 Qa1+ 37. Kg2 Qf6 38. Qd1 Be3 39. Qf1 Qxf1+ 40. Kxf1 Kg6 41. Kg2 a5 42. Rd6+ f6 43. Rxb6 Bd2 44. Rb5 Bb4 45. a3 Bxa3 46. Rxa5 Bb4 47. Ra7 Rb8 48. Ra6 Bc3 49. Kf2 Bd4+ 50. e3 Rb2+ 51. Ke1 Bxe3 52. e5 Rf2 53. e6 Rb2 54. Ra7 Rb8 55. Rf7 Bg5 56. Be4+ f5 57. Bxf5+ Kh6 58. Rh7# 1-0

[Event "Titled Tuesday intern op 23rd Apr Late"]
[Site "Chess.com INT"]
[Date "2024.04.23"]
[Round "1"]
[White "Kostiukov, Alexandr"]
[Black "Zhizmer, Yuri"]
[Result "0-1"]
[ECO "A00"]
[WhiteElo "2271"]
[BlackElo "2289"]
[PlyCount "134"]
[EventDate "2024.04.23"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CB18_2024"]
[SourceDate "2024.05.01"]
[SourceVersion "1"]
[SourceVersionDate "2024.05.01"]
[SourceQuality "2"]

1. g3 d5 2. Bg2 c6 3. d3 Nf6 4. e4 dxe4 5. dxe4 Qxd1+ 6. Kxd1 g6 7. f3 Bg7 8. c3 0-0 9. Be3 Rd8+ 10. Nd2 b6 11. Kc2 Ba6 12. Bf1 Bxf1 13. Rxf1 Nbd7 14. Nh3 e6 15. Nf2 Ne5 16. Bd4 Ne8 17. f4 Nd7 18. Be3 Nd6 19. Rd1 Ne8 20. e5 Bf8 21. Nfe4 Be7 22. Nc4 f5 23. Ned6 Nxd6 24. Nxd6 Nf8 25. Nc4 Kf7 26. a4 Nd7 27. b4 c5 28. b5 Nf8 29. a5 Nd7 30. Ra1 a6 31. Nxb6 Nxb6 32. axb6 axb5 33. Ra7 Rxa7 34. bxa7 Ra8 35. Ra1 Ke8 36. Ra5 Kd7 37. Rxb5 Rxa7 38. Kb3 Kc6 39. Rb8 Ra1 40. Re8 Kd7 41. Rh8 Re1 42. Bd2 Re2 43. Bc1 Rxh2 44. Kc4 Rh3 45. Ba3 Kc6 46. Re8 Kd7 47. Rh8 h5 48. Rh7 Ke8 49. Rh8+ Kf7 50. Rh7+ Kf8 51. Bxc5 Bxc5 52. Kxc5 Rxg3 53. Kd6 Kg8 54. Re7 h4 55. Kxe6 h3 56. Re8+ Kg7 57. Re7+ Kh6 58. Re8 Kh5 59. Kf7 Rxc3 60. e6 Kg4 61. Kxg6 h2 62. Rh8 Rh3 63. Rxh3 Kxh3 64. e7 h1Q 65. e8Q Qe4 66. Qf8 Kg4 67. Qf6 Qxf4 0-1

[Event "Titled Tuesday intern op 23rd Apr Late"]
[Site "Chess.com INT"]
[Date "2024.04.23"]
[Round "8"]
[White "Tarnowska, Aleksandra"]
[Black "Kostiukov, Alexandr"]
[Result "1-0"]
[ECO "A04"]
[WhiteElo "1876"]
[BlackElo "2271"]
[PlyCount "71"]
[EventDate "2024.04.23"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CB18_2024"]
[SourceDate "2024.05.01"]
[SourceVersion "1"]
[SourceVersionDate "2024.05.01"]
[SourceQuality "2"]

1. e4 c5 2. Nf3 g6 3. g3 Bg7 4. Bg2 Nc6 5. d3 d6 6. 0-0 e5 7. Nc3 h6 8. Ne2 Nge7 9. h3 0-0 10. Nh2 f5 11. f4 Be6 12. Nf3 Qd7 13. Kh2 Rae8 14. Nh4 Kh7 15. c3 d5 16. exf5 Nxf5 17. Nxf5 Bxf5 18. fxe5 Nxe5 19. Nf4 d4 20. g4 Bxg4 21. hxg4 Nxg4+ 22. Kg1 Ne3 23. Bxe3 dxe3 24. Qe2 Rf5 25. Nh3 Rh5 26. Rf3 Ree5 27. Raf1 Rhf5 28. Rxe3 Qe7 29. Rxe5 Rxe5 30. Qf2 Re2 31. Qf7 Qe4 32. Bxe4 Rxe4 33. dxe4 h5 34. Ng5+ Kh6 35. Ne6 Kh7 36. Qxg7# 1-0

[Event "Titled Tuesday intern op 16th Apr Late"]
[Site "Chess.com INT"]
[Date "2024.04.16"]
[Round "4"]
[White "Beerdsen, Thomas"]
[Black "Kostiukov, Alexandr"]
[Result "1/2-1/2"]
[ECO "B70"]
[WhiteElo "2504"]
[BlackElo "2271"]
[PlyCount "88"]
[EventDate "2024.04.16"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CB17_2024"]
[SourceDate "2024.04.24"]
[SourceVersion "1"]
[SourceVersionDate "2024.04.24"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 g6 3. d4 cxd4 4. Nxd4 Bg7 5. Nc3 Nc6 6. Nf3 Nf6 7. Bc4 0-0 8. h3 d6 9. 0-0 Bd7 10. Bg5 Rc8 11. Qe2 Qa5 12. Rad1 Ne5 13. Nxe5 Qxe5 14. Bh4 b5 15. Bg3 Qc5 16. Bb3 b4 17. Nd5 Nxd5 18. Rxd5 Qb6 19. e5 Bc6 20. exd6 Bxd5 21. dxe7 Rfe8 22. Bxd5 Bf6 23. Qf3 Rxe7 24. Bb3 Rce8 25. Qd5 Bxb2 26. Kh2 Be5 27. Bxe5 Rxe5 28. Qxf7+ Kh8 29. Rd1 R5e7 30. Qf3 Qc7+ 31. g3 Kg7 32. Kg2 Rf8 33. Qd3 Qc6+ 34. Bd5 Qc5 35. Rd2 Rd7 36. Qe4 Rfd8 37. Qe5+ Kh6 38. Qf4+ Kg7 39. Qe5+ Kh6 40. c4 bxc3 41. Qf4+ Kg7 42. Qe5+ Kh6 43. Qf4+ Kg7 44. Qe5+ Kh6 1/2-1/2

[Event "Titled Tuesday intern op 16th Apr Late"]
[Site "Chess.com INT"]
[Date "2024.04.16"]
[Round "11"]
[White "Buchenau, Frank"]
[Black "Kostiukov, Alexandr"]
[Result "1-0"]
[ECO "B27"]
[WhiteElo "2175"]
[BlackElo "2271"]
[PlyCount "81"]
[EventDate "2024.04.16"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CB17_2024"]
[SourceDate "2024.04.24"]
[SourceVersion "1"]
[SourceVersionDate "2024.04.24"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 g6 3. c3 Bg7 4. d4 cxd4 5. cxd4 d5 6. e5 Nc6 7. Bb5 Bg4 8. Bxc6+ bxc6 9. Nbd2 Nh6 10. h3 Bxf3 11. Nxf3 0-0 12. 0-0 Nf5 13. g4 Nh6 14. Be3 f6 15. e6 Qd6 16. Qd2 g5 17. Rfe1 Kh8 18. Nh2 Ng8 19. Rac1 Qxe6 20. Bxg5 Qd7 21. Bf4 Rae8 22. Qc3 e5 23. dxe5 fxe5 24. Bxe5 Rxe5 25. Rxe5 Qf7 26. Qg3 Ne7 27. Re3 Bxb2 28. Rce1 Ng6 29. Nf3 Bg7 30. Ng5 Qf6 31. Ne6 Rf7 32. f4 Nxf4 33. Nxf4 Qxf4 34. Re8+ Bf8 35. Qxf4 Rxf4 36. Rf1 Rxf1+ 37. Kxf1 Kg7 38. Rc8 c5 39. Rc7+ Kg6 40. Rxa7 c4 41. Rd7 1-0

[Event "Titled Tuesday intern op 16th Apr Early"]
[Site "Chess.com INT"]
[Date "2024.04.16"]
[Round "7"]
[White "Filindash, Nikita"]
[Black "Kostiukov, Alexandr"]
[Result "1-0"]
[ECO "A42"]
[WhiteElo "2282"]
[BlackElo "2271"]
[PlyCount "89"]
[EventDate "2024.04.16"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CB17_2024"]
[SourceDate "2024.04.24"]
[SourceVersion "1"]
[SourceVersionDate "2024.04.24"]
[SourceQuality "1"]

1. d4 g6 2. c4 Bg7 3. Nc3 d6 4. e4 e5 5. Nf3 exd4 6. Nxd4 Nc6 7. Be3 Nge7 8. Be2 0-0 9. 0-0 f5 10. Nxc6 bxc6 11. exf5 Nxf5 12. Bf3 Nxe3 13. fxe3 Bd7 14. Qd2 Qh4 15. Rac1 Rae8 16. b3 Bh6 17. Rce1 Re7 18. Qd3 Rfe8 19. e4 Bf4 20. h3 Qg3 21. Ne2 Qh2+ 22. Kf2 Bg5 23. Rh1 Bh4+ 24. Ke3 Qe5 25. Rd1 Qg5+ 26. Kd4 Qa5 27. Qd2 Bf2+ 28. Kd3 Qc5 29. Kc2 d5 30. exd5 Bf5+ 31. Kb2 Re3 32. dxc6 Bh4 33. Qd5+ Qxd5 34. Bxd5+ Kg7 35. Nd4 Bf6 36. Ka3 Bd3 37. Ne6+ Kh6 38. Nxc7 Rc8 39. Nb5 Be7+ 40. Kb2 Bf6+ 41. Ka3 Be7+ 42. Ka4 Bc5 43. c7 Re2 44. a3 Ra2 45. Rxd3 1-0

[Event "Titled Tuesday intern op 16th Apr Early"]
[Site "Chess.com INT"]
[Date "2024.04.16"]
[Round "1"]
[White "Gokhale, Rishabh Chandrashek"]
[Black "Kostiukov, Alexandr"]
[Result "1-0"]
[ECO "A05"]
[WhiteElo "2079"]
[BlackElo "2271"]
[PlyCount "55"]
[EventDate "2024.04.16"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CB17_2024"]
[SourceDate "2024.04.24"]
[SourceVersion "1"]
[SourceVersionDate "2024.04.24"]
[SourceQuality "1"]

1. b3 g6 2. Bb2 Nf6 3. Nf3 Bg7 4. g3 0-0 5. Bg2 c5 6. 0-0 d5 7. d3 Nc6 8. Nbd2 d4 9. a4 Nd5 10. Nc4 Nc3 11. Bxc3 dxc3 12. e4 Nd4 13. Nxd4 cxd4 14. f4 Rb8 15. a5 Bd7 16. e5 Be6 17. Qf3 h5 18. h3 Qd7 19. Kh2 Rfd8 20. Ra4 b5 21. axb6 axb6 22. Ra6 Bd5 23. Qxd5 Qxd5 24. Bxd5 Rxd5 25. Nxb6 Rb5 26. Nc4 g5 27. fxg5 Bxe5 28. g6 1-0

[Event "Titled Tuesday intern op 16th Apr Late"]
[Site "Chess.com INT"]
[Date "2024.04.16"]
[Round "2"]
[White "Jarmula, Lukasz"]
[Black "Kostiukov, Alexandr"]
[Result "0-1"]
[ECO "A01"]
[WhiteElo "2432"]
[BlackElo "2271"]
[PlyCount "90"]
[EventDate "2024.04.16"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CB17_2024"]
[SourceDate "2024.04.24"]
[SourceVersion "1"]
[SourceVersionDate "2024.04.24"]
[SourceQuality "1"]

1. b3 g6 2. Bb2 Nf6 3. Bxf6 exf6 4. c4 Bg7 5. Nc3 f5 6. Rc1 0-0 7. g3 d6 8. Bg2 Nc6 9. e3 Bd7 10. Nge2 Rb8 11. d4 Re8 12. 0-0 h5 13. h4 b6 14. Nd5 Ne7 15. Ndf4 c5 16. Nh3 Bc6 17. Bxc6 Nxc6 18. Nhf4 Bh6 19. Nd5 Bg7 20. Rc2 Ne7 21. Nef4 Nxd5 22. Nxd5 cxd4 23. exd4 Re4 24. Rd2 b5 25. f3 Re8 26. Kg2 bxc4 27. bxc4 Qa5 28. Re2 Kh7 29. Rfe1 Rxe2+ 30. Rxe2 Qa6 31. Qd3 Qa4 32. Qc2 Qxc2 33. Rxc2 Bxd4 34. Re2 Kg7 35. Rd2 Bc5 36. Nf4 a5 37. Nh3 a4 38. Re2 a3 39. Re7 Rb2+ 40. Kf1 Kf8 41. Rc7 Rxa2 42. Ng5 Rf2+ 43. Ke1 a2 44. Rc8+ Ke7 45. Ra8 Rh2 0-1

[Event "Titled Tuesday intern op 16th Apr Early"]
[Site "Chess.com INT"]
[Date "2024.04.16"]
[Round "6"]
[White "Kostiukov, Alexandr"]
[Black "Brown, Andrew"]
[Result "0-1"]
[ECO "A00"]
[WhiteElo "2271"]
[BlackElo "2279"]
[PlyCount "68"]
[EventDate "2024.04.16"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CB17_2024"]
[SourceDate "2024.04.24"]
[SourceVersion "1"]
[SourceVersionDate "2024.04.24"]
[SourceQuality "1"]

1. g3 d5 2. Bg2 Nf6 3. d3 e5 4. e4 Nc6 5. exd5 Nxd5 6. Nc3 Nxc3 7. bxc3 Bd6 8. Ne2 0-0 9. 0-0 Be6 10. a4 Qd7 11. c4 Bh3 12. Nc3 Nd4 13. Be3 c6 14. Bxd4 exd4 15. Ne4 Bxg2 16. Kxg2 Bb4 17. Rb1 a5 18. Qh5 f5 19. Ng5 h6 20. Nh3 Qf7 21. Qf3 g5 22. Qd1 Rae8 23. f4 g4 24. Nf2 Re3 25. h3 h5 26. hxg4 hxg4 27. Rh1 Rfe8 28. Qg1 Rf3 29. Qh2 Qg7 30. Qh5 Re2 31. Rhf1 Qh7 32. Qg5+ Kf7 33. c3 Qh3+ 34. Kg1 Rxg3# 0-1

[Event "Titled Tuesday intern op 16th Apr Early"]
[Site "Chess.com INT"]
[Date "2024.04.16"]
[Round "11"]
[White "Kostiukov, Alexandr"]
[Black "Denisenko, Denis"]
[Result "1/2-1/2"]
[ECO "A00"]
[WhiteElo "2271"]
[BlackElo "1989"]
[PlyCount "156"]
[EventDate "2024.04.16"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CB17_2024"]
[SourceDate "2024.04.24"]
[SourceVersion "1"]
[SourceVersionDate "2024.04.24"]
[SourceQuality "1"]

1. g3 d5 2. Bg2 c6 3. d3 Nf6 4. e4 dxe4 5. dxe4 Qxd1+ 6. Kxd1 e5 7. f3 Be6 8. Be3 Nbd7 9. Nd2 Bc5 10. Ke2 Bxe3 11. Kxe3 Ke7 12. Bh3 Bxh3 13. Nxh3 Rad8 14. Nf2 h5 15. Nd3 b6 16. Nc4 Ke6 17. a4 Ne8 18. Rhd1 f6 19. f4 Nc7 20. Nb4 Nb8 21. fxe5 fxe5 22. Nd3 Nd7 23. b4 Rhf8 24. Rf1 Rde8 25. a5 b5 26. Nd2 Na6 27. c3 c5 28. Nf3 c4 29. Ng5+ Ke7 30. Nf2 Nc7 31. Nfh3 Rxf1 32. Rxf1 Rf8 33. Rd1 Nf6 34. Nf3 Ng4+ 35. Ke2 Ne6 36. Rd5 a6 37. Nxe5 Nxh2 38. Ng6+ Kf7 39. Nxf8 Nxf8 40. Rxh5 Ng4 41. Rf5+ Ke7 42. Ng5 Nh6 43. Rc5 Kd6 44. e5+ Kd7 45. Rd5+ Ke7 46. Rd6 Nd7 47. Rxa6 Nxe5 48. Ra7+ Kd6 49. Ne4+ Kc6 50. Rxg7 Nf5 51. a6 Nxg7 52. a7 Kb7 53. Nd6+ Kxa7 54. Nxb5+ Kb6 55. Nd6 Kc6 56. Nxc4 Nxc4 57. Kd3 Kd5 58. g4 Ne6 59. g5 Nxg5 60. b5 Ne6 61. b6 Nxb6 62. c4+ Kc5 63. Ke3 Kb4 64. Ke4 Nc5+ 65. Ke5 Nba4 66. Kf4 Kc3 67. Ke5 Kd3 68. Kf4 Nc3 69. Ke5 Ke3 70. Kd6 Kd4 71. Ke7 Ke5 72. Kf7 N3e4 73. Kg6 Ke6 74. Kh5 Kf5 75. Kh6 Kf6 76. Kh5 Kf5 77. Kh6 Nd6 78. Kh5 Nde4 1/2-1/2

[Event "Titled Tuesday intern op 16th Apr Early"]
[Site "Chess.com INT"]
[Date "2024.04.16"]
[Round "3"]
[White "Kostiukov, Alexandr"]
[Black "Dmitrenko, Viktor"]
[Result "1-0"]
[ECO "A00"]
[WhiteElo "2271"]
[BlackElo "2395"]
[PlyCount "61"]
[EventDate "2024.04.16"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CB17_2024"]
[SourceDate "2024.04.24"]
[SourceVersion "1"]
[SourceVersionDate "2024.04.24"]
[SourceQuality "1"]

1. g3 d5 2. Bg2 c5 3. d3 g6 4. e4 d4 5. f4 Bg7 6. Nf3 Nc6 7. 0-0 Nf6 8. a4 0-0 9. Na3 Bg4 10. h3 Bd7 11. Nc4 a6 12. a5 Ne8 13. Bd2 Nd6 14. Nb6 Rb8 15. Nxd7 Qxd7 16. g4 Qc7 17. f5 Ne5 18. b3 Nb5 19. Bf4 Nc3 20. Qd2 Rbd8 21. g5 Nxf3+ 22. Rxf3 Be5 23. Raf1 Bxf4 24. Rxf4 Qxa5 25. f6 exf6 26. gxf6 h5 27. Rf5 Kh7 28. Rxh5+ gxh5 29. Qg5 Ne2+ 30. Kh2 Qc7+ 31. e5 1-0

[Event "Titled Tuesday intern op 16th Apr Late"]
[Site "Chess.com INT"]
[Date "2024.04.16"]
[Round "10"]
[White "Kostiukov, Alexandr"]
[Black "Estrada Nieto, Julian"]
[Result "0-1"]
[ECO "A00"]
[WhiteElo "2271"]
[BlackElo "2195"]
[PlyCount "68"]
[EventDate "2024.04.16"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CB17_2024"]
[SourceDate "2024.04.24"]
[SourceVersion "1"]
[SourceVersionDate "2024.04.24"]
[SourceQuality "1"]

1. g3 d5 2. Bg2 Nf6 3. d3 g6 4. e4 dxe4 5. dxe4 Qxd1+ 6. Kxd1 Nc6 7. f3 h5 8. h4 Be6 9. Be3 0-0-0+ 10. Nd2 Ne5 11. Ke2 Nc4 12. Nxc4 Bxc4+ 13. Kf2 e5 14. b3 Be6 15. Bh3 Bxh3 16. Nxh3 Nd7 17. Ng5 Re8 18. Nxf7 Rg8 19. Ng5 Bc5 20. Rhd1 Bxe3+ 21. Kxe3 Rgf8 22. Rd5 Rf6 23. Rad1 Re7 24. f4 b6 25. Nf3 exf4+ 26. gxf4 Nc5 27. e5 Rf8 28. Ng5 a5 29. a4 Kb7 30. Rg1 Kc6 31. Ne4 Kxd5 32. Rxg6 Nxe4 33. c4+ Kc5 34. Kxe4 Ref7 0-1

[Event "Titled Tuesday intern op 16th Apr Late"]
[Site "Chess.com INT"]
[Date "2024.04.16"]
[Round "9"]
[White "Kostiukov, Alexandr"]
[Black "Faizrakhmanov, Ramil"]
[Result "0-1"]
[ECO "A00"]
[WhiteElo "2271"]
[BlackElo "2462"]
[PlyCount "80"]
[EventDate "2024.04.16"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CB17_2024"]
[SourceDate "2024.04.24"]
[SourceVersion "1"]
[SourceVersionDate "2024.04.24"]
[SourceQuality "1"]

1. g3 d5 2. Bg2 Nf6 3. d3 c5 4. e4 dxe4 5. dxe4 Qxd1+ 6. Kxd1 Nc6 7. f3 h5 8. Be3 b6 9. h4 Bb7 10. Nd2 e6 11. c3 Bd6 12. Bf2 0-0-0 13. Kc2 Ne5 14. Ne2 Nd3 15. Be3 Ba6 16. Nf4 Nxf4 17. gxf4 e5 18. fxe5 Bxe5 19. Bf1 Bb7 20. Nc4 Bc7 21. Be2 Rhe8 22. Rhg1 g6 23. Bg5 Re6 24. Bf1 Kb8 25. e5 Nd5 26. Bxd8 Bxd8 27. Nd6 Ne3+ 28. Kd2 Nxf1+ 29. Rgxf1 Rxe5 30. Nxb7 Kxb7 31. Rae1 Rd5+ 32. Kc2 Bxh4 33. Rd1 Rf5 34. Rd7+ Ka6 35. a4 Bg3 36. b4 cxb4 37. cxb4 b5 38. Kb3 bxa4+ 39. Kxa4 h4 40. Rc1 Kb6 0-1

[Event "Titled Tuesday intern op 16th Apr Late"]
[Site "Chess.com INT"]
[Date "2024.04.16"]
[Round "5"]
[White "Kostiukov, Alexandr"]
[Black "Gorovets, Andrey"]
[Result "0-1"]
[ECO "A37"]
[WhiteElo "2271"]
[BlackElo "2480"]
[PlyCount "72"]
[EventDate "2024.04.16"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CB17_2024"]
[SourceDate "2024.04.24"]
[SourceVersion "1"]
[SourceVersionDate "2024.04.24"]
[SourceQuality "1"]

1. g3 c5 2. Bg2 g6 3. c4 Bg7 4. Nf3 Nc6 5. 0-0 d6 6. Nc3 Bf5 7. d3 Qd7 8. Re1 Bh3 9. Bh1 h5 10. Bg5 h4 11. Qd2 hxg3 12. hxg3 Nh6 13. Nd5 Nf5 14. e4 Nfd4 15. Nxd4 cxd4 16. Qe2 f6 17. Bd2 Bg4 18. f3 Be6 19. Nf4 Bf7 20. Qf2 g5 21. Ne2 Ne5 22. Nc1 g4 23. f4 Rxh1+ 24. Kxh1 Nf3 25. Kg2 f5 26. Qe2 Bg6 27. Rh1 Qc6 28. Kf2 fxe4 29. dxe4 Bxe4 30. Rg1 Nxg1 31. Kxg1 Bf3 32. Qd3 0-0-0 33. Ne2 Rh8 34. Nxd4 Bxd4+ 35. Qxd4 Rh1+ 36. Kf2 Rxa1 0-1

[Event "Titled Tuesday intern op 16th Apr Early"]
[Site "Chess.com INT"]
[Date "2024.04.16"]
[Round "8"]
[White "Kostiukov, Alexandr"]
[Black "Helmer, Jan"]
[Result "1/2-1/2"]
[ECO "E65"]
[WhiteElo "2271"]
[BlackElo "2214"]
[PlyCount "312"]
[EventDate "2024.04.16"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CB17_2024"]
[SourceDate "2024.04.24"]
[SourceVersion "1"]
[SourceVersionDate "2024.04.24"]
[SourceQuality "1"]

1. g3 c5 2. Bg2 Nc6 3. c4 g6 4. Nf3 Bg7 5. 0-0 d6 6. Nc3 Nf6 7. d4 0-0 8. dxc5 dxc5 9. Bf4 Be6 10. Ne5 Nxe5 11. Bxe5 Bxc4 12. Bxb7 Qxd1 13. Rfxd1 Rad8 14. b3 Be6 15. Na4 c4 16. Nc5 cxb3 17. Nxe6 fxe6 18. axb3 Rxd1+ 19. Rxd1 Ng4 20. Bxg7 Kxg7 21. f3 Ne5 22. Ra1 Rb8 23. Rxa7 Kf6 24. b4 Nc4 25. b5 Nd6 26. Ba6 Nxb5 27. Rb7 Rxb7 28. Bxb7 e5 29. Kf2 Nd6 30. Bc6 g5 31. h4 h6 32. hxg5+ hxg5 33. Ba4 e4 34. Ke3 exf3 35. exf3 e5 36. Bb3 Nf5+ 37. Kf2 Nd4 38. Bd1 Kf5 39. Ba4 Kf6 40. Bd1 Nb5 41. Ba4 Nc3 42. Bd7 Nd5 43. Ba4 Nb6 44. Bd1 Ke6 45. Be2 Kd5 46. Ke3 Nd7 47. Bd3 Nf6 48. Bc2 Nh5 49. Bb3+ Kd6 50. Kf2 e4 51. Bf7 Nf6 52. Bg6 exf3 53. Kxf3 Ke5 54. Kf2 Ng4+ 55. Kf3 Nf6 56. Kg2 Kd4 57. Bf5 Ke3 58. Bg6 Ke2 59. Bf7 Ng4 60. Be6 Ne3+ 61. Kh3 Kf3 62. Bd7 Nf1 63. g4 Kf4 64. Bc8 Ne3 65. Bd7 Nd1 66. Bc8 Nc3 67. Bd7 Ne4 68. Bc8 Nf2+ 69. Kg2 Nxg4 70. Kf1 Ne3+ 71. Kf2 Nd5 72. Kg2 Nf6 73. Kf2 Ne4+ 74. Kg2 Nd6 75. Bd7 Nf7 76. Bc8 Ne5 77. Kf2 Nd3+ 78. Kg2 Ne1+ 79. Kf1 Nf3 80. Kg2 Nh4+ 81. Kh3 Kf3 82. Bd7 Ng6 83. Bc8 Nf4+ 84. Kh2 Kf2 85. Bd7 Ng6 86. Kh3 Ne5 87. Bc8 Kf3 88. Kh2 Nd3 89. Kh3 Nf4+ 90. Kh2 Kf2 91. Bd7 Ng6 92. Kh3 Ne5 93. Bc8 Ke3 94. Kg3 Ke4 95. Kh3 Kd4 96. Kg3 Kd5 97. Ba6 Kd6 98. Be2 Ke6 99. Kh3 Kf5 100. Kg3 Ke4 101. Kh3 Ke3 102. Bh5 Kf4 103. Kg2 Ng4 104. Kh3 Nf6 105. Bg6 g4+ 106. Kg2 g3 107. Bf7 Ng4 108. Be8 Ne3+ 109. Kg1 Kf3 110. Bc6+ Kf4 111. Bb7 Nc2 112. Kg2 Nd4 113. Ba8 Nf5 114. Kg1 Ne3 115. Bb7 Kg4 116. Ba8 Kh3 117. Bb7 Nc4 118. Bg2+ Kg4 119. Ba8 Nd2 120. Kg2 Nc4 121. Kg1 Ne3 122. Bb7 Kf5 123. Ba8 Ke5 124. Bb7 Kd4 125. Ba8 Kc3 126. Bb7 Kd2 127. Ba8 Ke1 128. Bg2 Ke2 129. Ba8 Kd1 130. Bb7 Kc1 131. Ba8 Kb2 132. Bb7 Ka3 133. Ba8 Kb4 134. Bb7 Kc5 135. Ba8 Kb6 136. Bg2 Kc5 137. Bf3 Kd6 138. Ba8 Ke5 139. Bb7 Kf6 140. Ba8 Ke7 141. Bb7 Kd6 142. Ba8 Kc7 143. Bg2 Kd8 144. Bf3 Ke7 145. Bg2 Kf8 146. Bf3 Kg7 147. Bg2 Kh8 148. Bf3 Kg7 149. Bg2 Kh6 150. Bf3 Kg5 151. Bg2 Kh4 152. Ba8 Kg4 153. Bb7 Kf4 154. Ba8 Nf5 155. Bb7 Nh4 156. Ba8 Ke3 1/2-1/2

[Event "Titled Tuesday intern op 16th Apr Early"]
[Site "Chess.com INT"]
[Date "2024.04.16"]
[Round "2"]
[White "Kostiukov, Alexandr"]
[Black "Miller, Luke C"]
[Result "0-1"]
[ECO "A00"]
[WhiteElo "2271"]
[BlackElo "1930"]
[PlyCount "104"]
[EventDate "2024.04.16"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CB17_2024"]
[SourceDate "2024.04.24"]
[SourceVersion "1"]
[SourceVersionDate "2024.04.24"]
[SourceQuality "1"]

1. g3 d5 2. Bg2 h5 3. h4 Nf6 4. d3 e5 5. e4 dxe4 6. dxe4 Qxd1+ 7. Kxd1 Bc5 8. f3 Be6 9. Nd2 Nc6 10. Bh3 Bxg1 11. Bxe6 Bf2 12. Bb3 Bxg3 13. Rg1 Bxh4 14. Rxg7 Rf8 15. c3 Na5 16. Ba4+ c6 17. b4 b5 18. Bxb5 cxb5 19. bxa5 Rc8 20. Ba3 Rh8 21. Bb4 Bf2 22. Ke2 Bc5 23. a4 bxa4 24. Rxa4 h4 25. Bxc5 Rxc5 26. Rb4 Kf8 27. Rg1 Rxa5 28. Rb8+ Ne8 29. Nc4 Ra2+ 30. Ke3 h3 31. Nd6 Ke7 32. Nf5+ Kf6 33. Nd6 h2 34. Rh1 Ke7 35. Nf5+ Kd7 36. Rb7+ Kc6 37. Rxf7 Rg2 38. Ne7+ Kb5 39. Rb1+ Kc4 40. Nd5 Rg1 41. Rb4+ Kc5 42. Ra4 Re1+ 43. Kd3 h1Q 44. Ra5+ Kd6 45. Ra6+ Kc5 46. Ra5+ Kc6 47. Ra6+ Kb5 48. Rfxa7 Qf1+ 49. Kc2 Rh2+ 50. Kb3 Rb1+ 51. Ka3 Ra1+ 52. Kb3 Qb1# 0-1

[Event "Titled Tuesday intern op 16th Apr Early"]
[Site "Chess.com INT"]
[Date "2024.04.16"]
[Round "9"]
[White "Kostiukov, Alexandr"]
[Black "Osinovsky, Stepan"]
[Result "0-1"]
[ECO "E69"]
[WhiteElo "2271"]
[BlackElo "2241"]
[PlyCount "46"]
[EventDate "2024.04.16"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CB17_2024"]
[SourceDate "2024.04.24"]
[SourceVersion "1"]
[SourceVersionDate "2024.04.24"]
[SourceQuality "1"]

1. g3 Nf6 2. Bg2 g6 3. c4 Bg7 4. Nf3 0-0 5. 0-0 d6 6. d4 Nbd7 7. Nc3 e5 8. e4 c6 9. h3 Re8 10. Be3 exd4 11. Nxd4 Nc5 12. Qc2 a5 13. Nb3 Ne6 14. Rad1 a4 15. Nd4 Nxd4 16. Bxd4 Qa5 17. Be3 a3 18. b3 Qh5 19. h4 Ng4 20. Bf4 Ne5 21. Rxd6 Nf3+ 22. Kh1 Nxh4 23. Qd1 Nf3+ 0-1

[Event "Titled Tuesday intern op 16th Apr Late"]
[Site "Chess.com INT"]
[Date "2024.04.16"]
[Round "6"]
[White "Kostiukov, Alexandr"]
[Black "Papayan, Oleg"]
[Result "1-0"]
[ECO "A00"]
[WhiteElo "2271"]
[BlackElo "2183"]
[PlyCount "103"]
[EventDate "2024.04.16"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CB17_2024"]
[SourceDate "2024.04.24"]
[SourceVersion "1"]
[SourceVersionDate "2024.04.24"]
[SourceQuality "1"]

1. g3 d5 2. Bg2 e5 3. c4 dxc4 4. Qa4+ Nd7 5. Qxc4 a6 6. Nf3 Ngf6 7. 0-0 b5 8. Qc2 Bb7 9. Nc3 Be7 10. d4 exd4 11. Nxd4 Bxg2 12. Kxg2 c5 13. Nc6 Qb6 14. Nxe7 Kxe7 15. Bg5 Qc6+ 16. e4 Rhc8 17. Rfe1 h6 18. Nd5+ Kf8 19. Nxf6 Nxf6 20. Bxf6 Qxf6 21. e5 Qc6+ 22. Kg1 c4 23. Qh7 Qg6 24. Qxg6 fxg6 25. Rad1 Rd8 26. f4 Ke7 27. Kf2 Rac8 28. Ke2 b4 29. Rxd8 Rxd8 30. Rd1 Rxd1 31. Kxd1 Ke6 32. Kd2 Kd5 33. Ke3 g5 34. h4 g4 35. h5 a5 36. Kd2 Kc5 37. Ke2 a4 38. Kd2 Kc6 39. Kc2 Kd5 40. a3 bxa3 41. bxa3 Kc5 42. Kc3 Kd5 43. Kb4 Kd4 44. e6 c3 45. e7 c2 46. e8Q c1Q 47. Qe5+ Kd3 48. Qd5+ Ke3 49. Qg2 Qb1+ 50. Kxa4 Qb6 51. Qg1+ Kf3 52. Qxb6 1-0

[Event "Titled Tuesday intern op 16th Apr Late"]
[Site "Chess.com INT"]
[Date "2024.04.16"]
[Round "3"]
[White "Kostiukov, Alexandr"]
[Black "Zou, Chen"]
[Result "1-0"]
[ECO "A00"]
[WhiteElo "2271"]
[BlackElo "2449"]
[PlyCount "97"]
[EventDate "2024.04.16"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CB17_2024"]
[SourceDate "2024.04.24"]
[SourceVersion "1"]
[SourceVersionDate "2024.04.24"]
[SourceQuality "1"]

1. g3 d5 2. Bg2 c6 3. d3 Nf6 4. e4 dxe4 5. dxe4 Qxd1+ 6. Kxd1 Be6 7. f3 g6 8. Be3 Nbd7 9. Nd2 Bg7 10. Bh3 Bxh3 11. Nxh3 Ne5 12. Ke2 h5 13. Nf2 Ned7 14. a4 a6 15. a5 h4 16. g4 h3 17. Nc4 Rd8 18. Ra3 Nf8 19. Rb3 Ne6 20. Rxb7 Bh6 21. Bb6 Nf4+ 22. Kf1 Ra8 23. Ne5 Bg5 24. Nxc6 Nd7 25. Be3 Rc8 26. Nb4 Ne5 27. Bxf4 Bxf4 28. Ke2 e6 29. Nfd3 Nxd3 30. cxd3 Kf8 31. d4 Kg7 32. Kd3 Rhd8 33. Nxa6 Ra8 34. Nc5 Kg8 35. b4 Be5 36. Nb3 Bxd4 37. Nxd4 e5 38. Kc4 Rxd4+ 39. Kb5 Rd3 40. Rc1 Rxf3 41. Rcc7 Rf2 42. a6 Kg7 43. a7 Kh6 44. Rxf7 Ra2 45. Kb6 Rb2 46. b5 Kg5 47. Rb8 Rxa7 48. Rxa7 Ra2 49. Rxa2 1-0

[Event "Titled Tuesday intern op 16th Apr Late"]
[Site "Chess.com INT"]
[Date "2024.04.16"]
[Round "1"]
[White "Palencia Morales, Wilson Guillermo"]
[Black "Kostiukov, Alexandr"]
[Result "0-1"]
[ECO "A41"]
[WhiteElo "2188"]
[BlackElo "2271"]
[PlyCount "128"]
[EventDate "2024.04.16"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CB17_2024"]
[SourceDate "2024.04.24"]
[SourceVersion "1"]
[SourceVersionDate "2024.04.24"]
[SourceQuality "1"]

1. d4 g6 2. c4 Bg7 3. Nf3 d6 4. Nc3 e5 5. d5 f5 6. e4 Nf6 7. Bd3 0-0 8. h3 a5 9. Qe2 Na6 10. Bg5 h6 11. Bxf6 Qxf6 12. 0-0-0 Nc5 13. Nd2 f4 14. Kb1 Bd7 15. Bc2 a4 16. b4 axb3 17. axb3 Ra3 18. Kb2 Rfa8 19. Ra1 Rxa1 20. Rxa1 Rxa1 21. Kxa1 Qg5 22. Qf1 Na6 23. Nf3 Qd8 24. Kb2 Qa8 25. Qa1 Qa7 26. Nd1 Qb6 27. Qa3 g5 28. Kc3 Bf6 29. b4 g4 30. hxg4 Bxg4 31. Qa5 Bxf3 32. Qxb6 cxb6 33. gxf3 h5 34. Bd3 Nc7 35. Bf1 Kf7 36. Nb2 Bh4 37. Nd3 Ke7 38. Kd2 b5 39. c5 Kd7 40. Bh3+ Ke7 41. Ke2 Bf6 42. Nc1 Na6 43. c6 bxc6 44. dxc6 Kd8 45. Na2 Kc7 46. Bd7 Nb8 47. Be8 Nxc6 48. Bxh5 Nd4+ 49. Kd3 Kb6 50. Nc3 Bh4 51. Nd1 Kc6 52. Be8+ Kc7 53. Kd2 Nxf3+ 54. Kd3 Nd4 55. Bh5 Be7 56. f3 Bh4 57. Bg4 Be1 58. Bh5 Bxb4 59. Nf2 Be1 60. Nh3 b4 61. Bf7 Kb6 62. Ng5 Bh4 63. Ne6 Nxf3 64. Kc4 Be1 0-1

[Event "Titled Tuesday intern op 16th Apr Late"]
[Site "Chess.com INT"]
[Date "2024.04.16"]
[Round "8"]
[White "Pinero Rodriguez, Carlos Jose"]
[Black "Kostiukov, Alexandr"]
[Result "1-0"]
[ECO "B35"]
[WhiteElo "2284"]
[BlackElo "2271"]
[PlyCount "69"]
[EventDate "2024.04.16"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CB17_2024"]
[SourceDate "2024.04.24"]
[SourceVersion "1"]
[SourceVersionDate "2024.04.24"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 g6 3. d4 cxd4 4. Nxd4 Bg7 5. Be3 Nf6 6. Nc3 Nc6 7. Bc4 Qa5 8. 0-0 Qb4 9. Bb3 Nxe4 10. Nxc6 bxc6 11. a3 Nxc3 12. Qf3 Qxb3 13. cxb3 Nd5 14. Rad1 0-0 15. Bd4 f6 16. b4 e6 17. Rc1 a5 18. bxa5 Rxa5 19. Rfe1 e5 20. Bc5 Re8 21. b4 Ra8 22. h3 Kh8 23. Qb3 Ba6 24. a4 Nf4 25. b5 cxb5 26. axb5 Bb7 27. Be3 Nxg2 28. Red1 Bf3 29. Rxd7 Rg8 30. b6 Nxe3 31. Qxe3 e4 32. b7 Rab8 33. Rcc7 Rbe8 34. Qc5 h5 35. Rc8 1-0

[Event "Titled Tuesday intern op 16th Apr Early"]
[Site "Chess.com INT"]
[Date "2024.04.16"]
[Round "5"]
[White "Radzhabov, Rodion"]
[Black "Kostiukov, Alexandr"]
[Result "1-0"]
[ECO "B27"]
[WhiteElo "2240"]
[BlackElo "2271"]
[PlyCount "73"]
[EventDate "2024.04.16"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CB17_2024"]
[SourceDate "2024.04.24"]
[SourceVersion "1"]
[SourceVersionDate "2024.04.24"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 g6 3. d4 cxd4 4. Qxd4 Nf6 5. e5 Nc6 6. Qa4 Nd5 7. Qe4 Ndb4 8. Bb5 Qa5 9. Nc3 a6 10. Bxc6 bxc6 11. 0-0 Bg7 12. Bd2 Nd5 13. Nxd5 Qxd5 14. Qxd5 cxd5 15. Bb4 Rb8 16. Ba3 f6 17. Rfe1 e6 18. Rac1 Bf8 19. Bxf8 Rxf8 20. b3 Bb7 21. Nd4 fxe5 22. Rxe5 Rf4 23. c3 Rc8 24. Ne2 Rf6 25. f4 Ke7 26. g3 Kd6 27. Kf2 a5 28. c4 Rff8 29. Nd4 dxc4 30. bxc4 Rc5 31. Nb5+ Kc6 32. Na7+ Kb6 33. Rb1+ Kxa7 34. Rxc5 Ka6 35. Rc7 Bc6 36. c5 g5 37. Rb6# 1-0

[Event "Titled Tuesday intern op 16th Apr Early"]
[Site "Chess.com INT"]
[Date "2024.04.16"]
[Round "4"]
[White "Rietze, Clemens"]
[Black "Kostiukov, Alexandr"]
[Result "0-1"]
[ECO "A42"]
[WhiteElo "2367"]
[BlackElo "2271"]
[PlyCount "114"]
[EventDate "2024.04.16"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CB17_2024"]
[SourceDate "2024.04.24"]
[SourceVersion "1"]
[SourceVersionDate "2024.04.24"]
[SourceQuality "1"]

1. d4 g6 2. c4 Bg7 3. e4 d6 4. Nc3 e5 5. d5 f5 6. exf5 Bxf5 7. Bd3 Nf6 8. Nge2 0-0 9. Ng3 Bxd3 10. Qxd3 Nbd7 11. Bg5 Nc5 12. Qc2 a5 13. 0-0-0 Qd7 14. f3 a4 15. Kb1 a3 16. b3 Ra6 17. Bxf6 Bxf6 18. Nge4 Nxe4 19. Nxe4 Bg7 20. h4 h6 21. Nc3 e4 22. Nxe4 Qf5 23. Rd3 Raa8 24. h5 g5 25. Rhd1 Rae8 26. b4 Rxe4 27. fxe4 Qxe4 28. Rf3 Qe5 29. Rxf8+ Kxf8 30. Qb3 Qe4+ 31. Qd3 Qe5 32. Rd2 Qa1+ 33. Kc2 Qxa2+ 34. Kd1 Qa1+ 35. Ke2 a2 36. Qf5+ Kg8 37. Qe6+ Kh7 38. Kf3 Qe5 39. Qxe5 Bxe5 40. Rd1 a1Q 41. Rxa1 Bxa1 42. c5 Be5 43. c6 bxc6 44. dxc6 Bd4 45. b5 Bb6 46. Ke4 Kg7 47. Kf5 Kf7 48. g3 Bc5 49. Ke4 Kf6 50. g4 Bb6 51. Kd5 Ba5 52. Ke4 Ke6 53. Kd4 Bb6+ 54. Ke4 d5+ 55. Kd3 Ke5 56. Ke2 Kf4 57. Kd3 Kxg4 0-1

[Event "Titled Tuesday intern op 16th Apr Early"]
[Site "Chess.com INT"]
[Date "2024.04.16"]
[Round "10"]
[White "Skiadopoulos, Nikolaos"]
[Black "Kostiukov, Alexandr"]
[Result "0-1"]
[ECO "A15"]
[WhiteElo "1917"]
[BlackElo "2271"]
[PlyCount "134"]
[EventDate "2024.04.16"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CB17_2024"]
[SourceDate "2024.04.24"]
[SourceVersion "1"]
[SourceVersionDate "2024.04.24"]
[SourceQuality "1"]

1. b4 Nf6 2. Bb2 g6 3. c4 Bg7 4. d3 0-0 5. Nf3 d5 6. cxd5 Qxd5 7. Nc3 Qd7 8. Rb1 b6 9. g3 Bb7 10. Bg2 Nc6 11. a3 Nd4 12. Ne5 Qc8 13. 0-0 Bxg2 14. Kxg2 c5 15. bxc5 Qxc5 16. Nf3 Nxf3 17. exf3 Qc6 18. Ne4 Nxe4 19. dxe4 Rad8 20. Qc1 Qb7 21. Bxg7 Kxg7 22. Qc3+ Kg8 23. Rfc1 Rd7 24. h4 h5 25. Rb5 Rfd8 26. Rg5 Qa6 27. Qb3 Kg7 28. Qc3+ f6 29. Re1 Rd3 30. Qb2 Qxa3 31. Qxa3 Rxa3 32. Rb5 Rdd3 33. f4 Ra2 34. Rd5 Rb3 35. e5 f5 36. Rd7 Kf7 37. e6+ Kf6 38. Rd8 Rbb2 39. Rf8+ Kg7 40. Rf7+ Kg8 41. Rf1 Re2 42. Rxe7 b5 43. Kf3 b4 44. Rxa7 b3 45. Rxa2 Rxa2 46. Rb1 b2 47. Ke3 Kf8 48. Kd4 Ke7 49. Ke5 Ra5+ 50. Kd4 Rb5 51. Kc3 Kxe6 52. Rxb2 Rxb2 53. Kxb2 Kd5 54. Kc2 Ke4 55. Kd2 Kf3 56. Ke1 Kg2 57. Ke2 Kg1 58. Kf3 Kf1 59. Ke3 Ke1 60. f3 Kf1 61. g4 fxg4 62. fxg4 hxg4 63. h5 gxh5 64. f5 g3 65. f6 g2 66. f7 g1Q+ 67. Ke4 Qf2 0-1

[Event "Titled Tuesday intern op 02nd Apr Late"]
[Site "Chess.com INT"]
[Date "2024.04.02"]
[Round "6"]
[White "Chassard, Cedric"]
[Black "Kostiukov, Alexandr"]
[Result "1-0"]
[ECO "B27"]
[WhiteElo "2254"]
[BlackElo "2271"]
[PlyCount "69"]
[EventDate "2024.04.02"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CB15_2024"]
[SourceDate "2024.04.10"]
[SourceVersion "1"]
[SourceVersionDate "2024.04.10"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 g6 3. d4 cxd4 4. Qxd4 Nf6 5. Nc3 Nc6 6. Qa4 d6 7. e5 dxe5 8. Nxe5 Bg7 9. Bb5 0-0 10. Nxc6 bxc6 11. Bxc6 Bd7 12. 0-0 Bxc6 13. Qxc6 Rc8 14. Qa6 Qc7 15. h3 e6 16. Be3 Rb8 17. Nb5 Qxc2 18. Nxa7 Nd5 19. Nc6 Nxe3 20. fxe3 Rxb2 21. Ne7+ Kh8 22. Qc6 Rxa2 23. Rxa2 Qxa2 24. Qd6 Qb2 25. Kh1 Be5 26. Nxg6+ hxg6 27. Qxf8+ Kh7 28. Rxf7+ Bg7 29. Qxg7+ Qxg7 30. Rxg7+ Kxg7 31. Kh2 Kf6 32. Kg3 Kf5 33. Kf3 e5 34. g4+ Kg5 35. Kg3 1-0

[Event "Titled Tuesday intern op 02nd Apr Late"]
[Site "Chess.com INT"]
[Date "2024.04.02"]
[Round "5"]
[White "Coe, William R"]
[Black "Kostiukov, Alexandr"]
[Result "0-1"]
[ECO "E79"]
[WhiteElo "2078"]
[BlackElo "2271"]
[PlyCount "88"]
[EventDate "2024.04.02"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CB15_2024"]
[SourceDate "2024.04.10"]
[SourceVersion "1"]
[SourceVersionDate "2024.04.10"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 g6 3. d4 cxd4 4. Nxd4 Bg7 5. c4 Nc6 6. Be3 Nf6 7. Nc3 0-0 8. Be2 Nxd4 9. Bxd4 Qa5 10. 0-0 d6 11. f4 e5 12. Be3 Qb4 13. Qd2 Ng4 14. Bxg4 Bxg4 15. Rac1 Qxc4 16. Qxd6 Rad8 17. Qa3 exf4 18. Rxf4 Be6 19. Qxa7 Qd3 20. Rcf1 Ra8 21. Qb6 Ra6 22. Qc5 Rc8 23. Rd1 Qc2 24. Qxc8+ Bxc8 25. Rd8+ Bf8 26. Rxc8 Qxb2 27. Bc5 Qc1+ 28. Rf1 Qxc3 29. Rxf8+ Kg7 30. Rc8 Rc6 31. Rxc6 bxc6 32. Bd6 Qc4 33. e5 Qd4+ 34. Kh1 h5 35. h3 h4 36. Kh2 g5 37. Kh1 Qd5 38. Re1 c5 39. Be7 c4 40. Bf6+ Kg6 41. Rf1 c3 42. Bh8 c2 43. Rf6+ Kh7 44. Rf1 Qd1 0-1

[Event "Titled Tuesday intern op 02nd Apr Late"]
[Site "Chess.com INT"]
[Date "2024.04.02"]
[Round "11"]
[White "Cogan, Nicolas"]
[Black "Kostiukov, Alexandr"]
[Result "1-0"]
[ECO "A42"]
[WhiteElo "2110"]
[BlackElo "2271"]
[PlyCount "49"]
[EventDate "2024.04.02"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CB15_2024"]
[SourceDate "2024.04.10"]
[SourceVersion "1"]
[SourceVersionDate "2024.04.10"]
[SourceQuality "1"]

1. d4 g6 2. c4 Bg7 3. Nc3 d6 4. e4 e5 5. Nf3 exd4 6. Nxd4 Nc6 7. Be3 Nge7 8. Be2 0-0 9. 0-0 f5 10. exf5 Bxd4 11. Bxd4 Nxf5 12. Be3 Nxe3 13. fxe3 Rxf1+ 14. Qxf1 Be6 15. Nd5 Kg7 16. Qe1 Ne5 17. Qc3 Qg5 18. Nf4 Bf7 19. c5 Re8 20. cxd6 cxd6 21. Rd1 Qe7 22. Qa3 a6 23. Qxd6 Qxd6 24. Rxd6 g5 25. Nd5 1-0

[Event "Titled Tuesday intern op 02nd Apr Late"]
[Site "Chess.com INT"]
[Date "2024.04.02"]
[Round "10"]
[White "Ivanov, Aleksandr Y"]
[Black "Kostiukov, Alexandr"]
[Result "1-0"]
[ECO "A42"]
[WhiteElo "2068"]
[BlackElo "2271"]
[PlyCount "53"]
[EventDate "2024.04.02"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CB15_2024"]
[SourceDate "2024.04.10"]
[SourceVersion "1"]
[SourceVersionDate "2024.04.10"]
[SourceQuality "1"]

1. d4 g6 2. c4 Bg7 3. e4 d6 4. Nc3 e5 5. Nf3 exd4 6. Nxd4 Nc6 7. Be3 Nge7 8. Be2 0-0 9. 0-0 f5 10. f3 fxe4 11. fxe4 Rxf1+ 12. Bxf1 Ne5 13. h3 N7c6 14. Qd2 Nxd4 15. Bxd4 Be6 16. b3 Qh4 17. Bf2 Qe7 18. Re1 Bxh3 19. Nd5 Qd7 20. Qf4 Rf8 21. Qg3 Be6 22. Be3 Ng4 23. Bf4 Bd4+ 24. Be3 Bxe3+ 25. Nxe3 Nxe3 26. Qxe3 b6 27. Be2 1-0

[Event "Titled Tuesday intern op 02nd Apr Late"]
[Site "Chess.com INT"]
[Date "2024.04.02"]
[Round "9"]
[White "Kostiukov, Alexandr"]
[Black "Bilan, Danila"]
[Result "0-1"]
[ECO "B23"]
[WhiteElo "2271"]
[BlackElo "2303"]
[PlyCount "56"]
[EventDate "2024.04.02"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CB15_2024"]
[SourceDate "2024.04.10"]
[SourceVersion "1"]
[SourceVersionDate "2024.04.10"]
[SourceQuality "1"]

1. g3 d5 2. Bg2 Nf6 3. d3 c5 4. e4 Nc6 5. exd5 Nxd5 6. Nc3 Nxc3 7. bxc3 g6 8. Ne2 Bg7 9. 0-0 0-0 10. Rb1 Qc7 11. c4 b6 12. Bb2 Bxb2 13. Rxb2 Bb7 14. Nc3 Nd4 15. Nb5 Nxb5 16. Rxb5 Bxg2 17. Kxg2 Rad8 18. Re1 e5 19. Qe2 Rfe8 20. h4 f5 21. h5 Kg7 22. hxg6 hxg6 23. Qf3 Rd4 24. a4 e4 25. Qe3 Qc6 26. Kg1 exd3 27. Qxe8 Qxe8 28. Rxe8 dxc2 0-1

[Event "Titled Tuesday intern op 02nd Apr Late"]
[Site "Chess.com INT"]
[Date "2024.04.02"]
[Round "7"]
[White "Kostiukov, Alexandr"]
[Black "Manukian, Artak"]
[Result "0-1"]
[ECO "A20"]
[WhiteElo "2271"]
[BlackElo "2196"]
[PlyCount "54"]
[EventDate "2024.04.02"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CB15_2024"]
[SourceDate "2024.04.10"]
[SourceVersion "1"]
[SourceVersionDate "2024.04.10"]
[SourceQuality "1"]

1. g3 e5 2. c4 h5 3. h4 Nh6 4. Bg2 Nf5 5. Nc3 Nc6 6. Nf3 d6 7. d3 Be7 8. Nd5 Be6 9. Nxe7 Qxe7 10. Ng5 Bd7 11. b3 f6 12. Ne4 0-0-0 13. Rb1 Rdg8 14. b4 Nd8 15. b5 g5 16. hxg5 fxg5 17. b6 axb6 18. a4 Nc6 19. Bd2 h4 20. g4 Nfd4 21. e3 Ne6 22. a5 Nxa5 23. Bxa5 bxa5 24. Qb3 Bc6 25. Qa3 a4 26. Qb4 Nc5 27. Nxc5 dxc5 0-1

[Event "Titled Tuesday intern op 02nd Apr Late"]
[Site "Chess.com INT"]
[Date "2024.04.02"]
[Round "4"]
[White "Kostiukov, Alexandr"]
[Black "Martin Barcelo, Carles"]
[Result "0-1"]
[ECO "A00"]
[WhiteElo "2271"]
[BlackElo "2254"]
[PlyCount "84"]
[EventDate "2024.04.02"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CB15_2024"]
[SourceDate "2024.04.10"]
[SourceVersion "1"]
[SourceVersionDate "2024.04.10"]
[SourceQuality "1"]

1. g3 d5 2. Bg2 e5 3. d3 Nc6 4. e4 dxe4 5. dxe4 Qxd1+ 6. Kxd1 Bc5 7. f3 Be6 8. Nd2 0-0-0 9. Bh3 Bxh3 10. Nxh3 f6 11. c3 a5 12. Ke2 Nge7 13. a4 Kb8 14. Nc4 Nc8 15. Be3 Bxe3 16. Nxe3 N6e7 17. Nf2 Nb6 18. Nd3 Rd6 19. Rhd1 Rhd8 20. b3 Kc8 21. Nc5 g6 22. Rxd6 cxd6 23. Ne6 Re8 24. Ng7 Rg8 25. Ne6 Kd7 26. Nd4 exd4 27. cxd4 Rc8 28. h4 d5 29. h5 dxe4 30. fxe4 Ke6 31. hxg6 hxg6 32. Rh1 Rc3 33. Rb1 Kd7 34. Kd2 Rc8 35. Rh1 Nc6 36. Rh7+ Kd6 37. Rxb7 Nd7 38. d5 Nce5 39. Ra7 Nc5 40. Nc4+ Nxc4+ 41. bxc4 Re8 42. Rxa5 Nb3+ 0-1

[Event "Titled Tuesday intern op 02nd Apr Late"]
[Site "Chess.com INT"]
[Date "2024.04.02"]
[Round "3"]
[White "Kostiukov, Alexandr"]
[Black "Sivakumar, Shaaketh"]
[Result "0-1"]
[ECO "C00"]
[WhiteElo "2271"]
[BlackElo "2366"]
[PlyCount "80"]
[EventDate "2024.04.02"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CB15_2024"]
[SourceDate "2024.04.10"]
[SourceVersion "1"]
[SourceVersionDate "2024.04.10"]
[SourceQuality "1"]

1. g3 c5 2. Bg2 d5 3. d3 Nf6 4. e4 e6 5. Qe2 Be7 6. e5 Nfd7 7. Nf3 Nc6 8. 0-0 0-0 9. c4 d4 10. Re1 Rb8 11. h4 h6 12. h5 a6 13. Bf4 b5 14. Na3 bxc4 15. Nxc4 Nb6 16. b3 a5 17. Nh2 Bd7 18. Ng4 Bg5 19. Qd2 Nxc4 20. bxc4 Bxf4 21. Qxf4 Qg5 22. Qxg5 hxg5 23. h6 f5 24. exf6 gxf6 25. Bxc6 Bxc6 26. Rxe6 Bf3 27. Nh2 Bh5 28. Re7 Bg6 29. Rae1 Rf7 30. Re8+ Rxe8 31. Rxe8+ Kh7 32. Rc8 Bxd3 33. Rxc5 Be4 34. f3 Bg6 35. Ng4 d3 36. Rd5 Rb7 37. Nxf6+ Kxh6 38. Ne4 Rb1+ 39. Kf2 Rb2+ 40. Ke3 a4 0-1

[Event "Titled Tuesday intern op 02nd Apr Late"]
[Site "Chess.com INT"]
[Date "2024.04.02"]
[Round "1"]
[White "Skotheim, Andreas"]
[Black "Kostiukov, Alexandr"]
[Result "1-0"]
[ECO "A41"]
[WhiteElo "2214"]
[BlackElo "2271"]
[PlyCount "69"]
[EventDate "2024.04.02"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CB15_2024"]
[SourceDate "2024.04.10"]
[SourceVersion "1"]
[SourceVersionDate "2024.04.10"]
[SourceQuality "1"]

1. c4 g6 2. d4 Bg7 3. Nc3 d6 4. Nf3 e5 5. dxe5 dxe5 6. Qxd8+ Kxd8 7. Bg5+ f6 8. 0-0-0+ Nd7 9. Be3 Bh6 10. Nd5 Bxe3+ 11. Nxe3 c6 12. g4 Ke7 13. h4 Nc5 14. h5 gxh5 15. Rxh5 Ne4 16. Rh2 Be6 17. Nh4 Nh6 18. f3 Ng5 19. b3 a5 20. c5 a4 21. Kb2 axb3 22. axb3 Ra5 23. b4 Ra2+ 24. Kc3 Rha8 25. Nc2 Nhf7 26. e3 b6 27. cxb6 Rb8 28. Bc4 Bxc4 29. Kxc4 Rxb6 30. Kb3 Ra8 31. Nf5+ Kf8 32. f4 exf4 33. exf4 Ne6 34. Rxh7 Nxf4 35. Rd7 1-0

[Event "Titled Tuesday intern op 02nd Apr Late"]
[Site "Chess.com INT"]
[Date "2024.04.02"]
[Round "2"]
[White "Spitzl, Vinzent"]
[Black "Kostiukov, Alexandr"]
[Result "1/2-1/2"]
[ECO "A41"]
[WhiteElo "2365"]
[BlackElo "2271"]
[PlyCount "140"]
[EventDate "2024.04.02"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CB15_2024"]
[SourceDate "2024.04.10"]
[SourceVersion "1"]
[SourceVersionDate "2024.04.10"]
[SourceQuality "1"]

1. Nf3 g6 2. d4 Bg7 3. c4 d6 4. g3 e5 5. dxe5 dxe5 6. Qxd8+ Kxd8 7. Bg2 f6 8. Nc3 Nd7 9. b3 c6 10. Ba3 Bf8 11. Bxf8 Nxf8 12. Rd1+ Ke7 13. h4 h5 14. 0-0 Nh6 15. Nd2 Ng4 16. Nde4 Ne6 17. e3 f5 18. Nd6 Rd8 19. Nxc8+ Raxc8 20. Bf3 a5 21. Bxg4 hxg4 22. Rxd8 Rxd8 23. Rd1 Rh8 24. Na4 g5 25. hxg5 Nxg5 26. Nc5 Nf3+ 27. Kf1 b6 28. Nd3 Ke6 29. Ke2 Rh2 30. c5 b5 31. a4 bxa4 32. bxa4 Rh7 33. Rb1 Rd7 34. Rb6 Kd5 35. Ra6 e4 36. Nf4+ Kc4 37. Ng2 Rd2+ 38. Kf1 Rd1+ 39. Ke2 Rd2+ 40. Kf1 Kb4 41. Rxc6 Kxa4 42. Rd6 Rc2 43. c6 Kb5 44. Rd5+ Kxc6 45. Rxa5 Kb6 46. Rxf5 Rc1+ 47. Ke2 Rc2+ 48. Kd1 Rxf2 49. Nf4 Rd2+ 50. Kc1 Rf2 51. Nd5+ Kc5 52. Nc3+ Kc4 53. Nxe4 Rf1+ 54. Kc2 Rg1 55. Nf2 Rg2 56. Kd1 Rxf2 57. Rf4+ Kd3 58. Rxg4 Rd2+ 59. Kc1 Ne1 60. Kb1 Nc2 61. Rg8 Nxe3 62. Rd8+ Ke2 63. Rxd2+ Kxd2 64. g4 Ke2 65. g5 Nf5 66. g6 Ng7 67. Kc2 Kf3 68. Kc3 Kg4 69. Kd4 Kg5 70. Kd5 Kxg6 1/2-1/2

[Event "Titled Tuesday intern op 02nd Apr Late"]
[Site "Chess.com INT"]
[Date "2024.04.02"]
[Round "8"]
[White "Vargas, Mauricio"]
[Black "Kostiukov, Alexandr"]
[Result "0-1"]
[ECO "B23"]
[WhiteElo "1974"]
[BlackElo "2271"]
[PlyCount "108"]
[EventDate "2024.04.02"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CB15_2024"]
[SourceDate "2024.04.10"]
[SourceVersion "1"]
[SourceVersionDate "2024.04.10"]
[SourceQuality "1"]

1. e4 c5 2. Nc3 g6 3. f4 Bg7 4. Nf3 Nc6 5. Bb5 Nd4 6. Bf1 e6 7. d3 Ne7 8. g3 0-0 9. Bg2 Nec6 10. 0-0 Nxf3+ 11. Bxf3 Nd4 12. Bg2 Rb8 13. Ne2 b5 14. c3 Nxe2+ 15. Qxe2 Bb7 16. f5 exf5 17. exf5 Bxg2 18. Qxg2 b4 19. fxg6 hxg6 20. Bd2 a5 21. Qd5 d6 22. Bg5 Qb6 23. Rac1 Rbe8 24. Bf4 Be5 25. Bxe5 Rxe5 26. Qg2 Rfe8 27. Qf3 R8e7 28. Qa8+ Kg7 29. Qf3 d5 30. Rcd1 Qe6 31. d4 Re3 32. Qg2 c4 33. cxb4 axb4 34. Rf2 c3 35. bxc3 bxc3 36. Rdf1 f5 37. g4 fxg4 38. Rf4 Re2 39. Qg3 Qe3+ 40. Kh1 Qxg3 41. hxg3 c2 42. Rc1 Re1+ 43. Rf1 Rxf1+ 44. Rxf1 Re2 45. Rc1 Rd2 46. Kg1 Rd1+ 47. Rxd1 cxd1Q+ 48. Kf2 Qxd4+ 49. Kf1 Qb2 50. a4 d4 51. a5 d3 52. a6 Qe2+ 53. Kg1 d2 54. a7 d1Q# 0-1

[Event "Titled Tuesday intern op 12th Mar Early"]
[Site "Chess.com INT"]
[Date "2024.03.12"]
[Round "10"]
[White "Bambino Filho, Antonio Carlos"]
[Black "Kostiukov, Alexandr"]
[Result "1-0"]
[ECO "A41"]
[WhiteElo "2168"]
[BlackElo "2271"]
[PlyCount "49"]
[EventDate "2024.03.12"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CB12_2024"]
[SourceDate "2023.10.01"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.01"]
[SourceQuality "1"]

1. d4 g6 2. c4 Bg7 3. e4 d6 4. Be3 e5 5. d5 f5 6. Nc3 Nf6 7. exf5 gxf5 8. Be2 0-0 9. f4 Ng4 10. Bxg4 fxg4 11. Nge2 Nd7 12. 0-0 exf4 13. Bxf4 Ne5 14. b3 Bf5 15. Nd4 Bg6 16. Ne6 Qh4 17. Nxf8 Rxf8 18. Qd2 Nf3+ 19. gxf3 Rxf4 20. Qxf4 Bxc3 21. Qxg4 Qd8 22. Rae1 Kg7 23. f4 Bxe1 24. Rxe1 Qf6 25. f5 1-0

[Event "Titled Tuesday intern op 12th Mar Early"]
[Site "Chess.com INT"]
[Date "2024.03.12"]
[Round "8"]
[White "Caballero, William"]
[Black "Kostiukov, Alexandr"]
[Result "0-1"]
[ECO "A05"]
[WhiteElo "2098"]
[BlackElo "2271"]
[PlyCount "92"]
[EventDate "2024.03.12"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CB12_2024"]
[SourceDate "2023.10.01"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.01"]
[SourceQuality "1"]

1. Nf3 Nf6 2. g3 g6 3. Bg2 Bg7 4. 0-0 0-0 5. d3 c5 6. Nc3 d5 7. e4 Nc6 8. exd5 Nxd5 9. Nxd5 Qxd5 10. Nd2 Qd7 11. Nc4 b6 12. Re1 Bb7 13. Qe2 Rfe8 14. c3 Rad8 15. Rd1 h6 16. Be3 Kh7 17. Rd2 e5 18. Rad1 Qc7 19. a4 Ne7 20. Bxb7 Qxb7 21. Qf1 Nf5 22. Qg2 Qd7 23. Qe4 Qxa4 24. Nd6 Qxe4 25. dxe4 Nxd6 26. Rxd6 Bf6 27. Rd7 Kg7 28. Kf1 Rxd7 29. Rxd7 Re7 30. Rd6 Rc7 31. c4 Be7 32. Rd5 f6 33. f4 exf4 34. gxf4 Kf7 35. b3 Ke6 36. f5+ Kf7 37. Bf4 Rb7 38. Kg2 g5 39. Bg3 Ke8 40. h4 Rd7 41. h5 Rxd5 42. exd5 Kd7 43. Bb8 Bd6 44. Bxa7 Kc7 45. b4 cxb4 46. c5 Bxc5 0-1

[Event "Titled Tuesday intern op 12th Mar Late"]
[Site "Chess.com INT"]
[Date "2024.03.12"]
[Round "8"]
[White "Caballero, William"]
[Black "Kostiukov, Alexandr"]
[Result "1/2-1/2"]
[ECO "A42"]
[WhiteElo "2098"]
[BlackElo "2271"]
[PlyCount "98"]
[EventDate "2024.03.12"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CB12_2024"]
[SourceDate "2023.10.01"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.01"]
[SourceQuality "1"]

1. d4 g6 2. c4 Bg7 3. Nc3 d6 4. e4 e5 5. d5 f5 6. Bd3 Nf6 7. Nge2 0-0 8. f3 Na6 9. Be3 b6 10. Qd2 Nc5 11. 0-0-0 fxe4 12. Nxe4 Ncxe4 13. fxe4 Ng4 14. Nc3 Nxe3 15. Qxe3 Qh4 16. Kb1 Bh6 17. Qe1 Qxe1 18. Rdxe1 Rf2 19. Re2 Rf6 20. h3 Bd7 21. Kc2 Raf8 22. Rhe1 Bf4 23. Nb5 Bxb5 24. cxb5 Bg3 25. Rd1 h5 26. Red2 Kg7 27. Re2 Rf2 28. Rxf2 Rxf2+ 29. Rd2 Rf7 30. Re2 Kh6 31. a4 Kg5 32. Rd2 Rf2 33. Rxf2 Bxf2 34. Be2 Kf4 35. Bf3 Kg3 36. Kd3 g5 37. Bxh5 Kxg2 38. Bg4 Kg3 39. b3 Bc5 40. Bd7 Kf2 41. Bg4 Ke1 42. Kc4 Kd2 43. Bf5 Kc2 44. Bg4 Kd2 45. Bf5 Ke3 46. Bg6 Kf4 47. Bf5 Ke3 48. Bg6 Kf4 49. Bf5 Ke3 1/2-1/2

[Event "Titled Tuesday intern op 12th Mar Late"]
[Site "Chess.com INT"]
[Date "2024.03.12"]
[Round "6"]
[White "Domingo Nunez, Alejandro"]
[Black "Kostiukov, Alexandr"]
[Result "1-0"]
[ECO "E60"]
[WhiteElo "2316"]
[BlackElo "2271"]
[PlyCount "65"]
[EventDate "2024.03.12"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CB12_2024"]
[SourceDate "2023.10.01"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.01"]
[SourceQuality "1"]

1. Nf3 g6 2. d4 Bg7 3. g3 d6 4. Bg2 Nf6 5. b3 0-0 6. Bb2 c6 7. 0-0 Nbd7 8. c4 Qc7 9. Nc3 a6 10. Rc1 e5 11. dxe5 dxe5 12. Qc2 Nc5 13. Ba3 Bf5 14. Qb2 b6 15. Nh4 Be6 16. b4 Ncd7 17. b5 Nc5 18. Bxc6 Rac8 19. Nd5 Nxd5 20. cxd5 Bh3 21. Rfd1 e4 22. Qb1 g5 23. Ng2 Bf5 24. Ne3 Bg6 25. d6 Qd8 26. d7 Rc7 27. Bxc5 bxc5 28. Nd5 f5 29. Nxc7 Qxc7 30. Qb3+ Kh8 31. b6 Qb8 32. Qd5 f4 33. d8Q 1-0

[Event "Titled Tuesday intern op 12th Mar Late"]
[Site "Chess.com INT"]
[Date "2024.03.12"]
[Round "3"]
[White "Grinev, Valeriy"]
[Black "Kostiukov, Alexandr"]
[Result "1-0"]
[ECO "B06"]
[WhiteElo "2422"]
[BlackElo "2271"]
[PlyCount "105"]
[EventDate "2024.03.12"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CB12_2024"]
[SourceDate "2023.10.01"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.01"]
[SourceQuality "1"]

1. d4 g6 2. h4 h5 3. e4 Bg7 4. c3 c5 5. dxc5 Qc7 6. Be3 Na6 7. Bxa6 bxa6 8. Ne2 Nf6 9. f3 0-0 10. Nd2 d5 11. cxd6 Qxd6 12. Nb3 Qc7 13. Kf2 Bb7 14. Qc2 Qc4 15. Nc5 Bc6 16. b3 Qb5 17. a4 Qb8 18. Nxa6 Qc8 19. Nb4 Bxe4 20. fxe4 Ng4+ 21. Kf3 Ne5+ 22. Kg3 Qg4+ 23. Kf2 f5 24. Raf1 fxe4+ 25. Ke1 Rfd8 26. Nd4 Rac8 27. Rf4 Qg3+ 28. Qf2 Qxf2+ 29. Kxf2 Rxc3 30. Rxe4 Ng4+ 31. Rxg4 hxg4 32. Nbc6 Rd6 33. h5 e5 34. Ne7+ Kf7 35. Ndc6 Ke6 36. hxg6 Rc2+ 37. Kg3 Rd3 38. Re1 Rcc3 39. Kf2 Rxb3 40. Bg5 Rb2+ 41. Kg1 Rdd2 42. Bxd2 Rxd2 43. Nc8 Kf5 44. N6e7+ Ke6 45. Nc6 Kd5 46. N8xa7 e4 47. Ne7+ Kc4 48. Rxe4+ Bd4+ 49. Rxd4+ Kxd4 50. g7 Rd1+ 51. Kh2 g3+ 52. Kxg3 Rd3+ 53. Kh2 1-0

[Event "Titled Tuesday intern op 12th Mar Late"]
[Site "Chess.com INT"]
[Date "2024.03.12"]
[Round "11"]
[White "Horak, Martin"]
[Black "Kostiukov, Alexandr"]
[Result "1-0"]
[ECO "B27"]
[WhiteElo "2333"]
[BlackElo "2271"]
[PlyCount "35"]
[EventDate "2024.03.12"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CB12_2024"]
[SourceDate "2023.10.01"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.01"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 g6 3. c3 Bg7 4. d4 cxd4 5. cxd4 d5 6. e5 Nc6 7. h3 f6 8. Bf4 Nh6 9. Nc3 Nf5 10. Bb5 0-0 11. Bxc6 bxc6 12. 0-0 fxe5 13. Bxe5 e6 14. Re1 Bd7 15. Na4 Nh4 16. Nxh4 Qxh4 17. Nc5 Qxf2+ 18. Kh1 1-0

[Event "Titled Tuesday intern op 12th Mar Late"]
[Site "Chess.com INT"]
[Date "2024.03.12"]
[Round "1"]
[White "Kostiukov, Alexandr"]
[Black "Fishbein, Alexander"]
[Result "1-0"]
[ECO "E62"]
[WhiteElo "2271"]
[BlackElo "2387"]
[PlyCount "81"]
[EventDate "2024.03.12"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CB12_2024"]
[SourceDate "2023.10.01"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.01"]
[SourceQuality "1"]

1. g3 g6 2. Bg2 Bg7 3. c4 Nf6 4. Nf3 0-0 5. 0-0 d6 6. d4 Nc6 7. Nc3 e5 8. d5 Nb8 9. e4 a5 10. h3 Na6 11. Be3 b6 12. Ne1 Nc5 13. Nd3 Nh5 14. Nb5 Nxd3 15. Qxd3 f5 16. Bd2 Qe7 17. Rae1 Nf6 18. Kh2 fxe4 19. Qc2 Bf5 20. Be3 h5 21. Nc3 Qd7 22. Qe2 Rae8 23. Bg5 Nh7 24. Bc1 Nf6 25. Bg5 Qe7 26. Bxf6 Qxf6 27. Nxe4 Qe7 28. h4 Bh6 29. a3 Rf7 30. b4 axb4 31. axb4 Ref8 32. c5 bxc5 33. bxc5 dxc5 34. Qc4 Kg7 35. Qxc5 Qxc5 36. Nxc5 Re7 37. Bh3 Rd8 38. Ne6+ Bxe6 39. dxe6 Rd2 40. Rxe5 Rxf2+ 41. Rxf2 1-0

[Event "Titled Tuesday intern op 12th Mar Late"]
[Site "Chess.com INT"]
[Date "2024.03.12"]
[Round "7"]
[White "Kostiukov, Alexandr"]
[Black "Funderburg, John T"]
[Result "0-1"]
[ECO "A00"]
[WhiteElo "2271"]
[BlackElo "2100"]
[PlyCount "92"]
[EventDate "2024.03.12"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CB12_2024"]
[SourceDate "2023.10.01"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.01"]
[SourceQuality "1"]

1. g3 Nf6 2. Bg2 d5 3. d3 Bf5 4. Nc3 c6 5. e4 dxe4 6. Nxe4 e6 7. Qe2 Nbd7 8. Nf3 h6 9. 0-0 Be7 10. Bd2 0-0 11. Bc3 Nd5 12. Bd2 N7f6 13. Rad1 Bh7 14. a3 a5 15. Rfe1 Re8 16. c3 Qb6 17. Bc1 a4 18. h3 Rad8 19. Ne5 Nxe4 20. Bxe4 Bxe4 21. Qxe4 Bf6 22. Ng4 Be7 23. d4 Bf8 24. Ne5 Nf6 25. Qe2 Rd5 26. Qf3 Red8 27. Kg2 Qc7 28. Bxh6 c5 29. Bg5 Be7 30. Bxf6 Bxf6 31. Ng4 cxd4 32. Nxf6+ gxf6 33. Qxf6 dxc3 34. Rxd5 Rxd5 35. Re4 Qc6 36. Kh2 Rf5 37. Rg4+ Kf8 38. Qd8+ Qe8 39. Rg8+ Kxg8 40. Qxe8+ Kg7 41. Qe7 Rxf2+ 42. Kg1 cxb2 43. Qg5+ Kf8 44. Qc5+ Kg8 45. Qb4 Rc2 46. Qh4 b1Q# 0-1

[Event "Titled Tuesday intern op 12th Mar Late"]
[Site "Chess.com INT"]
[Date "2024.03.12"]
[Round "5"]
[White "Kostiukov, Alexandr"]
[Black "Labussiere, Yago"]
[Result "0-1"]
[ECO "E68"]
[WhiteElo "2271"]
[BlackElo "2184"]
[PlyCount "96"]
[EventDate "2024.03.12"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CB12_2024"]
[SourceDate "2023.10.01"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.01"]
[SourceQuality "1"]

1. g3 Nf6 2. Bg2 g6 3. c4 Bg7 4. Nf3 d6 5. 0-0 e5 6. d4 exd4 7. Nxd4 0-0 8. Nc3 Re8 9. h3 Nbd7 10. e4 Nc5 11. Re1 Rb8 12. Nb3 Nxb3 13. axb3 a6 14. Be3 Bd7 15. Rc1 Bc6 16. Bd4 Nd7 17. Bxg7 Kxg7 18. Qd4+ Qf6 19. Qd2 Nc5 20. b4 Nb3 21. Qc2 Nxc1 22. Rxc1 Qd4 23. b3 Rbd8 24. Kh2 h5 25. Rd1 Qf6 26. b5 axb5 27. cxb5 Bd7 28. Nd5 Qe5 29. f4 Qe6 30. Nxc7 Qe7 31. Qc3+ Kh6 32. Nxe8 Rxe8 33. Qd2 Bxb5 34. Qxd6 Bc6 35. Qd2 Kh7 36. e5 Bxg2 37. Qxg2 Rc8 38. Rd2 Rc3 39. Qd5 Qc7 40. h4 Rc2 41. b4 Rxd2+ 42. Qxd2 Kg7 43. Qd4 Qc2+ 44. Kh3 Qf5+ 45. Kg2 Qc2+ 46. Kf3 Qb3+ 47. Ke4 Qc2+ 48. Kd5 Qc6# 0-1

[Event "Titled Tuesday intern op 12th Mar Late"]
[Site "Chess.com INT"]
[Date "2024.03.12"]
[Round "2"]
[White "Kostiukov, Alexandr"]
[Black "Lodici, Lorenzo"]
[Result "0-1"]
[ECO "A00"]
[WhiteElo "2271"]
[BlackElo "2558"]
[PlyCount "48"]
[EventDate "2024.03.12"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CB12_2024"]
[SourceDate "2023.10.01"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.01"]
[SourceQuality "1"]

1. g3 d5 2. Bg2 c6 3. d3 e5 4. e4 dxe4 5. dxe4 Qc7 6. Nf3 Nd7 7. 0-0 Nc5 8. Qe2 Bg4 9. h3 Bh5 10. g4 Bg6 11. Nh4 Nf6 12. Nxg6 hxg6 13. Bg5 Ne6 14. Bxf6 gxf6 15. Nd2 Bc5 16. Nb3 Bb6 17. a4 a5 18. Rad1 Rh4 19. Qf3 Ke7 20. Rd2 Rah8 21. Rfd1 Nf4 22. Qc3 Nxh3+ 23. Kf1 Nf4 24. Nc5 Rh1+ 0-1

[Event "Titled Tuesday intern op 12th Mar Early"]
[Site "Chess.com INT"]
[Date "2024.03.12"]
[Round "11"]
[White "Kostiukov, Alexandr"]
[Black "Mamedjarova, Turkan"]
[Result "0-1"]
[ECO "A00"]
[WhiteElo "2271"]
[BlackElo "2217"]
[PlyCount "74"]
[EventDate "2024.03.12"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CB12_2024"]
[SourceDate "2023.10.01"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.01"]
[SourceQuality "1"]

1. g3 d5 2. Bg2 Nf6 3. d3 e5 4. e4 dxe4 5. dxe4 Qxd1+ 6. Kxd1 Nc6 7. f3 Be6 8. Be3 0-0-0+ 9. Nd2 Nd4 10. c3 Nc6 11. Bh3 b6 12. Bxe6+ fxe6 13. Ke2 Bd6 14. Nh3 h6 15. Nf2 g5 16. b4 g4 17. Nxg4 Nxg4 18. fxg4 Rdg8 19. h3 h5 20. g5 h4 21. gxh4 Rxh4 22. Rag1 Ne7 23. Nf3 Rxe4 24. Kd3 Rxe3+ 25. Kxe3 Nd5+ 26. Kd2 e4 27. Nd4 Bf4+ 28. Kc2 e5 29. Ne6 Rg6 30. Nxf4 exf4 31. h4 f3 32. h5 Rg8 33. h6 f2 34. Rf1 Ne3+ 35. Kd2 Nxf1+ 36. Rxf1 Rxg5 37. Rh1 Rg1 0-1

[Event "Titled Tuesday intern op 12th Mar Early"]
[Site "Chess.com INT"]
[Date "2024.03.12"]
[Round "9"]
[White "Kostiukov, Alexandr"]
[Black "Murthy, Pappu LN"]
[Result "1-0"]
[ECO "C00"]
[WhiteElo "2271"]
[BlackElo "1893"]
[PlyCount "67"]
[EventDate "2024.03.12"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CB12_2024"]
[SourceDate "2023.10.01"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.01"]
[SourceQuality "1"]

1. g3 d5 2. Bg2 e6 3. d3 Nf6 4. e4 Be7 5. Qe2 0-0 6. Nf3 c5 7. 0-0 Nc6 8. e5 Nd7 9. c4 dxc4 10. dxc4 Qc7 11. Bf4 b6 12. Nc3 a6 13. Rfd1 Bb7 14. h4 Rac8 15. Nd5 Qd8 16. Nxe7+ Nxe7 17. Rd2 Qc7 18. g4 Rfd8 19. Rad1 Nf8 20. h5 Rxd2 21. Qxd2 h6 22. Qd6 Nc6 23. Qxc7 Rxc7 24. b3 Nh7 25. Rd6 Kf8 26. g5 hxg5 27. Nxg5 Nxg5 28. Bxg5 Kg8 29. f4 Kh7 30. Be4+ g6 31. hxg6+ fxg6 32. Rxe6 Nd4 33. Bxg6+ Kg7 34. Rf6 1-0

[Event "Titled Tuesday intern op 12th Mar Late"]
[Site "Chess.com INT"]
[Date "2024.03.12"]
[Round "9"]
[White "Kostiukov, Alexandr"]
[Black "Thake, Conrad"]
[Result "1/2-1/2"]
[ECO "B33"]
[WhiteElo "2271"]
[BlackElo "1847"]
[PlyCount "78"]
[EventDate "2024.03.12"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CB12_2024"]
[SourceDate "2023.10.01"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.01"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 e5 6. Nb3 Bb4 7. Bd3 d5 8. exd5 Nxd5 9. 0-0 Nxc3 10. bxc3 Bxc3 11. Ba3 Bxa1 12. Qxa1 Be6 13. Nc5 Qc8 14. Ne4 Qd7 15. Qb2 0-0-0 16. Nc5 Qc7 17. Rb1 Na5 18. Nxe6 fxe6 19. h3 Nc6 20. Bc5 Rd7 21. a4 a6 22. Bb6 Qd6 23. a5 Rf8 24. Qc3 Rff7 25. Be4 Kb8 26. Kh2 g5 27. Rb3 h5 28. Qc4 g4 29. Rd3 Qe7 30. Bxc6 Rxd3 31. cxd3 bxc6 32. Qxc6 Rf8 33. Bc5 Qd8 34. Bxf8 Qxf8 35. Qxe6 Qf4+ 36. Kg1 Qc1+ 37. Kh2 Qf4+ 38. Kg1 Qc1+ 39. Kh2 Qf4+ 1/2-1/2

[Event "Titled Tuesday intern op 12th Mar Early"]
[Site "Chess.com INT"]
[Date "2024.03.12"]
[Round "4"]
[White "Kostiukov, Alexandr"]
[Black "Yuan, Qingyu"]
[Result "0-1"]
[ECO "A09"]
[WhiteElo "2271"]
[BlackElo "2360"]
[PlyCount "20"]
[EventDate "2024.03.12"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CB12_2024"]
[SourceDate "2023.10.01"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.01"]
[SourceQuality "1"]

1. g3 g6 2. Bg2 Bg7 3. Nf3 e5 4. 0-0 d5 5. c4 d4 6. d3 Ne7 7. e3 dxe3 8. Bxe3 0-0 9. Nc3 Nbc6 10. d4 exd4 0-1

[Event "Titled Tuesday intern op 12th Mar Late"]
[Site "Chess.com INT"]
[Date "2024.03.12"]
[Round "10"]
[White "Nikolic, Radisa D"]
[Black "Kostiukov, Alexandr"]
[Result "0-1"]
[ECO "A42"]
[WhiteElo "2219"]
[BlackElo "2271"]
[PlyCount "48"]
[EventDate "2024.03.12"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CB12_2024"]
[SourceDate "2023.10.01"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.01"]
[SourceQuality "1"]

1. d4 g6 2. c4 Bg7 3. Nc3 d6 4. e4 e5 5. d5 f5 6. f3 Nf6 7. Bd3 0-0 8. Nge2 a5 9. a4 Na6 10. 0-0 Nc5 11. Be3 Bd7 12. Bxc5 dxc5 13. Qb3 b6 14. Nb5 Bxb5 15. Qxb5 Bh6 16. exf5 Be3+ 17. Kh1 gxf5 18. Bxf5 Kh8 19. Qb3 Bh6 20. Be6 Nh5 21. Rae1 Qh4 22. f4 Bxf4 23. Nxf4 Rxf4 24. Rxf4 Qxe1+ 0-1

[Event "Titled Tuesday intern op 12th Mar Early"]
[Site "Chess.com INT"]
[Date "2024.03.12"]
[Round "5"]
[White "Nikulina, Alena"]
[Black "Kostiukov, Alexandr"]
[Result "0-1"]
[ECO "B38"]
[WhiteElo "1906"]
[BlackElo "2271"]
[PlyCount "106"]
[EventDate "2024.03.12"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CB12_2024"]
[SourceDate "2023.10.01"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.01"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 g6 3. d4 cxd4 4. Nxd4 Bg7 5. c4 Nc6 6. Nc2 Nf6 7. Nc3 0-0 8. Be2 d6 9. 0-0 Bd7 10. Be3 a6 11. f3 Rc8 12. Nd5 Nxd5 13. exd5 Ne5 14. b3 Be8 15. Bd4 Nd7 16. Bxg7 Kxg7 17. Kh1 Nf6 18. Nd4 Qa5 19. Qe1 Qxe1 20. Rfxe1 Bd7 21. Bd3 Rfe8 22. Re2 e5 23. dxe6 fxe6 24. Rae1 e5 25. Nc2 b5 26. cxb5 Bxb5 27. Bxb5 axb5 28. Ne3 Kf7 29. g4 e4 30. f4 Rc5 31. g5 Nh5 32. Ng4 d5 33. Rf1 Ke6 34. Ne3 Ng7 35. Nc2 Nf5 36. Ne3 Nxe3 37. Rxe3 Kf5 38. Ree1 d4 39. Kg2 Rc2+ 40. Rf2 Rec8 41. Ree2 d3 42. Rd2 Rxd2 43. Rxd2 Rc2 44. Rf2 Rxf2+ 45. Kxf2 Kxf4 46. h4 e3+ 47. Ke1 b4 48. Kd1 Kf3 49. Ke1 d2+ 50. Kd1 Kf2 51. a4 e2+ 52. Kxd2 e1Q+ 53. Kd3 Qc3+ 0-1

[Event "Titled Tuesday intern op 12th Mar Late"]
[Site "Chess.com INT"]
[Date "2024.03.12"]
[Round "4"]
[White "Redzisz, Michal"]
[Black "Kostiukov, Alexandr"]
[Result "1-0"]
[ECO "A40"]
[WhiteElo "2238"]
[BlackElo "2271"]
[PlyCount "91"]
[EventDate "2024.03.12"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CB12_2024"]
[SourceDate "2023.10.01"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.01"]
[SourceQuality "1"]

1. d4 g6 2. h4 h5 3. Nf3 Bg7 4. c4 d6 5. Nc3 Nf6 6. Bg5 0-0 7. e4 Bg4 8. Be2 Nh7 9. Be3 Nd7 10. Qd2 e5 11. 0-0-0 exd4 12. Bxd4 Nhf6 13. Ng5 Bxe2 14. Qxe2 Ng4 15. Bxg7 Kxg7 16. f3 Nge5 17. g4 hxg4 18. f4 Nf3 19. Nxf3 gxf3 20. Qxf3 Rh8 21. h5 Nf6 22. hxg6 fxg6 23. e5 Nh5 24. exd6 cxd6 25. Qxb7+ Kh6 26. Ne4 Rb8 27. Qd5 Qb6 28. Rxh5+ Kg7 29. Qd2 Rxh5 30. Qc3+ Kh6 31. b3 Qc6 32. Nxd6 Qg2 33. Nf7+ Kh7 34. Ng5+ Rxg5 35. Rd7+ Kh6 36. fxg5+ Qxg5+ 37. Kb2 Qg2+ 38. Ka3 Rb7 39. Qe3+ Kh5 40. Qc5+ g5 41. Rd5 Kh4 42. Qd6 g4 43. Qh6+ Kg3 44. Rd3+ Kf2 45. Rd2+ Ke1 46. Rxg2 1-0

[Event "Titled Tuesday intern op 13th Feb Early"]
[Site "Chess.com INT"]
[Date "2024.02.13"]
[Round "10"]
[White "Begunov, Konstantin"]
[Black "Kostiukov, Alexandr"]
[Result "1-0"]
[ECO "A42"]
[WhiteElo "2325"]
[BlackElo "2271"]
[PlyCount "93"]
[EventDate "2024.02.13"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CB08_2024"]
[SourceDate "2024.02.21"]
[SourceVersion "1"]
[SourceVersionDate "2024.02.21"]
[SourceQuality "1"]

1. d4 g6 2. c4 Bg7 3. Nc3 d6 4. e4 e5 5. Nge2 exd4 6. Nxd4 Nc6 7. Be3 Nge7 8. Be2 0-0 9. 0-0 f5 10. Nxc6 bxc6 11. Qd2 fxe4 12. Nxe4 Nf5 13. Bg5 Qe8 14. Bd3 Be6 15. Rae1 Qf7 16. b3 c5 17. Nc3 h6 18. Bf4 g5 19. Bg3 Rae8 20. Be4 Nd4 21. Bd5 c6 22. Bxe6 Rxe6 23. Rxe6 Qxe6 24. Re1 Qg6 25. Ne4 Rd8 26. Qa5 Re8 27. Nxd6 Rxe1+ 28. Qxe1 h5 29. Qe8+ Kh7 30. Qxg6+ Kxg6 31. Nb7 Bf8 32. Bb8 a6 33. Ba7 Ne2+ 34. Kf1 Nc3 35. Bxc5 Bxc5 36. Nxc5 Nxa2 37. Nxa6 Nc1 38. Nc5 Kf5 39. Ke1 Na2 40. Nd3 Ke4 41. Kd2 Kd4 42. Kc2 c5 43. f3 h4 44. g3 Ke3 45. f4 gxf4 46. gxf4 Ke4 47. Kb2 1-0

[Event "Titled Tuesday intern op 13th Feb Late"]
[Site "Chess.com INT"]
[Date "2024.02.13"]
[Round "11"]
[White "Donchenko, Anatoly G"]
[Black "Kostiukov, Alexandr"]
[Result "1-0"]
[ECO "E60"]
[WhiteElo "2233"]
[BlackElo "2271"]
[PlyCount "97"]
[EventDate "2024.02.13"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CB08_2024"]
[SourceDate "2024.02.21"]
[SourceVersion "1"]
[SourceVersionDate "2024.02.21"]
[SourceQuality "1"]

1. Nf3 c5 2. c4 g6 3. d4 Bg7 4. Nc3 cxd4 5. Nxd4 Nc6 6. Nb3 Nf6 7. g3 0-0 8. Bg2 d6 9. 0-0 Ne5 10. c5 dxc5 11. Nxc5 Qc7 12. Nb3 Rd8 13. Qe1 Nc4 14. h3 Rb8 15. Bf4 e5 16. Bg5 Re8 17. Rc1 b5 18. Nd2 Nxd2 19. Qxd2 Qa5 20. a3 Bb7 21. Bxb7 Rxb7 22. Rfd1 Rd7 23. Qe3 Rxd1+ 24. Rxd1 b4 25. axb4 Qxb4 26. Bxf6 Bxf6 27. Nd5 Qd6 28. Qxa7 Bg7 29. b4 e4 30. Qc5 Qe5 31. Ne3 Qe6 32. b5 Qxh3 33. b6 Rc8 34. Qd5 Bh6 35. Qd7 Qxd7 36. Rxd7 Bxe3 37. fxe3 Rb8 38. b7 Kg7 39. Kf1 Kf6 40. Ke1 Ke6 41. Rc7 h5 42. Kf2 f6 43. Kg2 Kd6 44. Rf7 Ke6 45. Rg7 g5 46. Rh7 Kd6 47. Rf7 Ke6 48. Rh7 Kd6 49. Kh3 1-0

[Event "Titled Tuesday intern op 13th Feb Early"]
[Site "Chess.com INT"]
[Date "2024.02.13"]
[Round "3"]
[White "Joel Paul, Ganta"]
[Black "Kostiukov, Alexandr"]
[Result "1-0"]
[ECO "B06"]
[WhiteElo "1989"]
[BlackElo "2271"]
[PlyCount "87"]
[EventDate "2024.02.13"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CB08_2024"]
[SourceDate "2024.02.21"]
[SourceVersion "1"]
[SourceVersionDate "2024.02.21"]
[SourceQuality "1"]

1. d4 g6 2. e4 Bg7 3. Nc3 d6 4. Be3 e5 5. dxe5 dxe5 6. Qxd8+ Kxd8 7. 0-0-0+ Nd7 8. Nf3 f6 9. Bc4 Bh6 10. Rhe1 c6 11. Kb1 Bxe3 12. Rxe3 Ke7 13. Red3 Nh6 14. b4 Nb6 15. Bb3 Be6 16. b5 Nf7 17. a4 Bxb3 18. cxb3 a5 19. Ne1 Rhd8 20. g3 Nd6 21. f4 cxb5 22. fxe5 fxe5 23. axb5 Rac8 24. Nf3 Rc5 25. Nd5+ Nxd5 26. Rxd5 Rxd5 27. Rxd5 Nf7 28. Rc5 Kd6 29. Rd5+ Ke6 30. Rxd8 Nxd8 31. Ng5+ Kd6 32. Nxh7 Kc5 33. h4 Kxb5 34. Nf8 Kb4 35. Kb2 b5 36. Nxg6 a4 37. bxa4 bxa4 38. h5 a3+ 39. Ka2 Nf7 40. g4 Kc4 41. Nxe5+ Nxe5 42. g5 Kd4 43. g6 Kxe4 44. g7 1-0

[Event "Titled Tuesday intern op 13th Feb Early"]
[Site "Chess.com INT"]
[Date "2024.02.13"]
[Round "5"]
[White "Khazhatuly, Alikhan"]
[Black "Kostiukov, Alexandr"]
[Result "0-1"]
[ECO "B34"]
[WhiteElo "1958"]
[BlackElo "2271"]
[PlyCount "110"]
[EventDate "2024.02.13"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CB08_2024"]
[SourceDate "2024.02.21"]
[SourceVersion "1"]
[SourceVersionDate "2024.02.21"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 g6 3. d4 cxd4 4. Nxd4 Bg7 5. Nc3 Nc6 6. Be3 Nf6 7. Be2 0-0 8. 0-0 d5 9. exd5 Nxd5 10. Nxd5 Qxd5 11. Nxc6 Qxc6 12. c3 e5 13. a4 Be6 14. Bb5 Qc7 15. Qc2 Rfd8 16. Rfd1 a6 17. Be2 f5 18. a5 Rxd1+ 19. Bxd1 f4 20. Bb6 Qc6 21. Bf3 Bd5 22. Bxd5+ Qxd5 23. Rd1 Qe6 24. Qe4 Qf7 25. f3 Bf6 26. Rd6 Re8 27. Qd3 Re6 28. Rd7 Re7 29. Rd8+ Kg7 30. Rd6 Re6 31. Rd5 Re7 32. c4 Qe6 33. b4 e4 34. fxe4 Qxe4 35. Qxe4 Rxe4 36. Rd7+ Kh6 37. Rxb7 Rxc4 38. Bc5 Bd4+ 39. Bxd4 Rxd4 40. Kf2 Kg5 41. Ke2 Kf5 42. Rb6 h5 43. h3 g5 44. Kf2 g4 45. hxg4+ hxg4 46. Rb8 Rd2+ 47. Kf1 Rb2 48. Rb6 Ke4 49. Rxa6 Rb1+ 50. Ke2 Rb2+ 51. Kf1 Rxb4 52. Ra7 Ra4 53. Re7+ Kf5 54. Rf7+ Kg5 55. Ra7 Kh4 0-1

[Event "Titled Tuesday intern op 13th Feb Late"]
[Site "Chess.com INT"]
[Date "2024.02.13"]
[Round "7"]
[White "Kostiukov, Alexandr"]
[Black "Bardyk, Artem"]
[Result "0-1"]
[ECO "A20"]
[WhiteElo "2271"]
[BlackElo "2192"]
[PlyCount "56"]
[EventDate "2024.02.13"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CB08_2024"]
[SourceDate "2024.02.21"]
[SourceVersion "1"]
[SourceVersionDate "2024.02.21"]
[SourceQuality "1"]

1. g3 e5 2. c4 Nf6 3. Bg2 c6 4. a3 d5 5. cxd5 cxd5 6. d4 e4 7. Nc3 h6 8. Nh3 Nc6 9. 0-0 Bd6 10. f3 exf3 11. exf3 0-0 12. Nf4 Bc7 13. Be3 Re8 14. Bf2 Bxf4 15. gxf4 Bf5 16. Re1 Qd7 17. Re5 Bh3 18. Bxh3 Qxh3 19. Qf1 Qxf1+ 20. Kxf1 Nxe5 21. fxe5 Nh5 22. Nxd5 Rad8 23. Nc7 Re7 24. Nb5 a6 25. Nd6 Nf4 26. Rc1 f6 27. Nf5 Rf7 28. Bg3 fxe5 0-1

[Event "Titled Tuesday intern op 13th Feb Early"]
[Site "Chess.com INT"]
[Date "2024.02.13"]
[Round "4"]
[White "Kostiukov, Alexandr"]
[Black "Belov, Alexei"]
[Result "1-0"]
[ECO "A00"]
[WhiteElo "2271"]
[BlackElo "2421"]
[PlyCount "107"]
[EventDate "2024.02.13"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CB08_2024"]
[SourceDate "2024.02.21"]
[SourceVersion "1"]
[SourceVersionDate "2024.02.21"]
[SourceQuality "1"]

1. g3 d5 2. Bg2 e6 3. d3 Nf6 4. e4 dxe4 5. dxe4 Qxd1+ 6. Kxd1 Nc6 7. f3 e5 8. Be3 Be6 9. Nd2 0-0-0 10. Bh3 Bxh3 11. Nxh3 h6 12. c3 Nd7 13. Nf2 Bc5 14. Ke2 Bxe3 15. Kxe3 Nc5 16. Rhd1 g6 17. Nc4 f5 18. Rxd8+ Rxd8 19. a4 a6 20. b4 Ne6 21. b5 f4+ 22. Ke2 Na7 23. bxa6 bxa6 24. Nxe5 g5 25. Nf7 Rd7 26. Nxh6 Nc6 27. Nf5 Ne5 28. Rd1 Nc5 29. Rxd7 Kxd7 30. gxf4 gxf4 31. h4 Nxa4 32. h5 Nxc3+ 33. Kd2 Nb5 34. h6 Nxf3+ 35. Kc2 Ng5 36. Nd3 f3 37. Ne5+ Ke6 38. Nxf3 Nh7 39. Kd3 a5 40. N3d4+ Nxd4 41. Nxd4+ Kd6 42. Nb5+ Kc6 43. Na3 Kc5 44. Ke3 a4 45. Kf4 Kb4 46. Nb1 Kb3 47. e5 Kc2 48. Na3+ Kb2 49. Nb5 Nf8 50. Kf5 Kb3 51. e6 Nxe6 52. Kxe6 Kb4 53. Nxc7 a3 54. h7 1-0

[Event "Titled Tuesday intern op 13th Feb Late"]
[Site "Chess.com INT"]
[Date "2024.02.13"]
[Round "10"]
[White "Kostiukov, Alexandr"]
[Black "Bilan, Danila"]
[Result "0-1"]
[ECO "A00"]
[WhiteElo "2271"]
[BlackElo "2303"]
[PlyCount "92"]
[EventDate "2024.02.13"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CB08_2024"]
[SourceDate "2024.02.21"]
[SourceVersion "1"]
[SourceVersionDate "2024.02.21"]
[SourceQuality "1"]

1. g3 d5 2. Bg2 Nf6 3. d3 c5 4. e4 Nc6 5. exd5 Nxd5 6. Ne2 Bg4 7. Nbc3 e6 8. 0-0 Nxc3 9. bxc3 Be7 10. Rb1 Qd7 11. Be3 Rc8 12. Qd2 b6 13. c4 Bf6 14. Nc3 Nd4 15. f3 Bh5 16. Ne4 Be7 17. g4 Bg6 18. f4 0-0 19. Kh1 f5 20. Nf2 Qd6 21. g5 Bh5 22. Bxd4 Qxd4 23. Rbe1 Bd6 24. Nh3 Bb8 25. Rxe6 Bf7 26. Re2 a6 27. a4 a5 28. Rfe1 Bh5 29. Bd5+ Kh8 30. Re7 Bg4 31. c3 Bf3+ 32. Bxf3 Qd6 33. Bd5 Qg6 34. Qe2 Bc7 35. Kg2 Bb8 36. Re6 Qf7 37. Re7 Qg6 38. Qf3 Bc7 39. R1e6 Qxe6 40. Bxe6 Bd8 41. Rd7 Rb8 42. Qd5 Re8 43. Kf3 Be7 44. Bxf5 Bf8 45. Be6 b5 46. cxb5 Be7 0-1

[Event "Titled Tuesday intern op 13th Feb Early"]
[Site "Chess.com INT"]
[Date "2024.02.13"]
[Round "1"]
[White "Kostiukov, Alexandr"]
[Black "Chen, Justin"]
[Result "0-1"]
[ECO "A29"]
[WhiteElo "2271"]
[BlackElo "2371"]
[PlyCount "96"]
[EventDate "2024.02.13"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CB08_2024"]
[SourceDate "2024.02.21"]
[SourceVersion "1"]
[SourceVersionDate "2024.02.21"]
[SourceQuality "1"]

1. g3 e5 2. Bg2 d5 3. c4 Nf6 4. cxd5 Nxd5 5. Nc3 Nb6 6. Nf3 Nc6 7. 0-0 Be7 8. a4 a5 9. d3 0-0 10. Be3 Re8 11. d4 Nc4 12. dxe5 Nxe3 13. fxe3 Bc5 14. Nd5 Be6 15. Nf4 Bxe3+ 16. Kh1 Bc4 17. Qc2 Be6 18. Rad1 Qe7 19. Qe4 Bb6 20. e3 Rad8 21. Nd4 Bc4 22. Nxc6 bxc6 23. Rxd8 Qxd8 24. Qxc4 Rxe5 25. Ng6 hxg6 26. Qxf7+ Kh7 27. h4 Bxe3 28. Bxc6 Qe7 29. Bg2 Qxf7 30. Rxf7 Bb6 31. b3 Re3 32. Bd5 Rxg3 33. Rf4 Rg1+ 34. Kh2 Rd1 35. Bc4 Rd2+ 36. Kh3 Bd4 37. Kg4 Be5 38. Re4 Bf6 39. Kf3 Rh2 40. Kg3 Rh1 41. Rg4 Rg1+ 42. Kf3 Rc1 43. Bd3 Rc3 44. Ke2 Rxb3 45. Bxg6+ Kg8 46. Be4 Kf8 47. Bd5 Rb2+ 48. Kd3 Rh2 0-1

[Event "Titled Tuesday intern op 13th Feb Late"]
[Site "Chess.com INT"]
[Date "2024.02.13"]
[Round "6"]
[White "Kostiukov, Alexandr"]
[Black "Derjabin, Ilja"]
[Result "1-0"]
[ECO "E60"]
[WhiteElo "2271"]
[BlackElo "2333"]
[PlyCount "61"]
[EventDate "2024.02.13"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CB08_2024"]
[SourceDate "2024.02.21"]
[SourceVersion "1"]
[SourceVersionDate "2024.02.21"]
[SourceQuality "1"]

1. g3 c5 2. Bg2 Nc6 3. c4 g6 4. Nf3 Bg7 5. 0-0 Nf6 6. d4 cxd4 7. Nxd4 Nxd4 8. Qxd4 0-0 9. c5 d6 10. cxd6 Qxd6 11. Qxd6 exd6 12. Rd1 Bg4 13. Nc3 Rae8 14. Kf1 Re6 15. Bxb7 Bh3+ 16. Bg2 Bxg2+ 17. Kxg2 Rb8 18. Rb1 Nd7 19. Bd2 Nc5 20. e3 Nd3 21. b3 Rc8 22. Nb5 Rc2 23. Nxa7 Rf6 24. f4 Rf5 25. Kf3 Rh5 26. h4 d5 27. a4 Bc3 28. Bxc3 Rf2+ 29. Kg4 Nxf4 30. exf4 g5 31. fxg5 1-0

[Event "Titled Tuesday intern op 13th Feb Early"]
[Site "Chess.com INT"]
[Date "2024.02.13"]
[Round "6"]
[White "Kostiukov, Alexandr"]
[Black "Jovic, Stanoje"]
[Result "0-1"]
[ECO "B20"]
[WhiteElo "2271"]
[BlackElo "2097"]
[PlyCount "68"]
[EventDate "2024.02.13"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CB08_2024"]
[SourceDate "2024.02.21"]
[SourceVersion "1"]
[SourceVersionDate "2024.02.21"]
[SourceQuality "1"]

1. g3 d5 2. Bg2 c5 3. d3 Nc6 4. e4 dxe4 5. dxe4 Qxd1+ 6. Kxd1 Bg4+ 7. f3 0-0-0+ 8. Nd2 Bh5 9. c3 e5 10. g4 Bg6 11. h4 h5 12. g5 f5 13. Bh3 Nge7 14. Ne2 Kc7 15. Ke1 f4 16. a3 Bf7 17. b4 Ng6 18. Bf1 Be7 19. Bb2 Rd3 20. Nc1 Re3+ 21. Kd1 Rd8 22. Kc2 a6 23. Rh2 b5 24. bxc5 Bxc5 25. Ncb3 Bb6 26. a4 b4 27. Nc4 Rxf3 28. Nxb6 Kxb6 29. a5+ Ka7 30. Nc5 Rc8 31. Nd7 bxc3 32. Nb6 Nd4+ 33. Kb1 Rxf1+ 34. Bc1 Rc5 0-1

[Event "Titled Tuesday intern op 13th Feb Late"]
[Site "Chess.com INT"]
[Date "2024.02.13"]
[Round "4"]
[White "Kostiukov, Alexandr"]
[Black "Martin Fuentes, Alberto"]
[Result "0-1"]
[ECO "E60"]
[WhiteElo "2271"]
[BlackElo "2369"]
[PlyCount "64"]
[EventDate "2024.02.13"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CB08_2024"]
[SourceDate "2024.02.21"]
[SourceVersion "1"]
[SourceVersionDate "2024.02.21"]
[SourceQuality "1"]

1. g3 Nf6 2. Bg2 g6 3. c4 c5 4. Nf3 Nc6 5. 0-0 d6 6. d4 cxd4 7. Nxd4 Bd7 8. Nc3 Bg7 9. b3 0-0 10. Bb2 Qa5 11. Qd2 Rfe8 12. Rfd1 Qh5 13. Nd5 Nxd5 14. Nxc6 bxc6 15. Bxg7 Kxg7 16. cxd5 c5 17. b4 Rec8 18. Qe3 Kf8 19. Rdc1 cxb4 20. Rxc8+ Bxc8 21. Rc1 Bh3 22. Bf3 Qe5 23. Qh6+ Kg8 24. Qxh3 a5 25. Qd7 a4 26. Rc8+ Rxc8 27. Qxc8+ Kg7 28. Qc2 a3 29. Qb3 Qd4 30. Kg2 f5 31. h4 Qb2 32. Qc4 b3 0-1

[Event "Titled Tuesday intern op 13th Feb Late"]
[Site "Chess.com INT"]
[Date "2024.02.13"]
[Round "3"]
[White "Kostiukov, Alexandr"]
[Black "Pourkashiyan, Atousa"]
[Result "1-0"]
[ECO "A00"]
[WhiteElo "2271"]
[BlackElo "2270"]
[PlyCount "137"]
[EventDate "2024.02.13"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CB08_2024"]
[SourceDate "2024.02.21"]
[SourceVersion "1"]
[SourceVersionDate "2024.02.21"]
[SourceQuality "1"]

1. g3 d5 2. Bg2 Nf6 3. d3 c6 4. e4 dxe4 5. dxe4 Qxd1+ 6. Kxd1 Be6 7. f3 Na6 8. Be3 0-0-0+ 9. Nd2 Kb8 10. Bh3 Bxh3 11. Nxh3 e6 12. c3 Bc5 13. Ke2 Bxe3 14. Kxe3 Nc5 15. Nf2 Na4 16. Rab1 Rd7 17. Rhd1 Rhd8 18. Nc4 Rxd1 19. Rxd1 Rxd1 20. Nxd1 Ne8 21. e5 b5 22. Nd2 Nc7 23. Ne4 h6 24. f4 Nd5+ 25. Kd4 Kc7 26. c4 bxc4 27. Kxc4 f6 28. exf6 gxf6 29. Nc5 Kd6 30. Nxa4 e5 31. fxe5+ fxe5 32. Nac3 Nf6 33. Kd3 Ke6 34. Ne4 Nd5 35. a3 h5 36. Ne3 Nb6 37. b3 a5 38. h3 a4 39. Nc5+ Kd6 40. Nxa4 Nd7 41. Nc4+ Ke6 42. b4 Nf6 43. Nc5+ Kf5 44. Nd6+ Kg6 45. Nde4 Nd5 46. Kc4 Ne3+ 47. Kb3 Nd5 48. a4 Kf5 49. a5 Nc7 50. Nd6+ Kf6 51. a6 Na8 52. Nc4 Kg5 53. Na4 h4 54. gxh4+ Kxh4 55. Nxe5 Kxh3 56. Nxc6 Kg4 57. b5 Kf5 58. b6 Ke6 59. b7 Nc7 60. b8Q Nxa6 61. Qe5+ Kd7 62. Nc5+ Kxc6 63. Nxa6 Kb7 64. Nb4 Ka7 65. Qd6 Kb7 66. Kc4 Ka7 67. Kb5 Kb7 68. Qd7+ Ka8 69. Kb6 1-0

[Event "Titled Tuesday intern op 13th Feb Early"]
[Site "Chess.com INT"]
[Date "2024.02.13"]
[Round "9"]
[White "Kostiukov, Alexandr"]
[Black "Reshef, Omer"]
[Result "0-1"]
[ECO "A00"]
[WhiteElo "2271"]
[BlackElo "2464"]
[PlyCount "162"]
[EventDate "2024.02.13"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CB08_2024"]
[SourceDate "2024.02.21"]
[SourceVersion "1"]
[SourceVersionDate "2024.02.21"]
[SourceQuality "1"]

1. g3 d5 2. Bg2 c6 3. d3 Nf6 4. e4 dxe4 5. dxe4 Qxd1+ 6. Kxd1 e5 7. f3 Be6 8. Be3 Nbd7 9. Nd2 0-0-0 10. Bh3 Bxh3 11. Nxh3 Bc5 12. Ke2 Bxe3 13. Kxe3 Nc5 14. Nc4 Rhe8 15. a4 Kc7 16. Nf2 Ncd7 17. a5 Nb8 18. Rhd1 Rxd1 19. Rxd1 Re7 20. Nd3 Nfd7 21. c3 f6 22. b4 b6 23. axb6+ axb6 24. Ra1 Re6 25. Ra7+ Kc8 26. f4 b5 27. f5 Re7 28. Nd6+ Kd8 29. Rb7 Na6 30. h4 Ndb8 31. Rxe7 Kxe7 32. Nc8+ Kd7 33. Na7 Kc7 34. g4 Kb7 35. Nxc6 Kxc6 36. g5 Kd6 37. gxf6 gxf6 38. Nf2 Ke7 39. h5 Nd7 40. Ng4 Nb6 41. Kd3 Nc4 42. Nh6 Nd6 43. Ng8+ Kf7 44. Nh6+ Kg7 45. Ng4 Nb8 46. Ne3 Nc6 47. Nd5 Nc4 48. Nc7 Nd6 49. Ke3 Kf7 50. Nd5 Nd8 51. Nc7 Nc6 52. Nd5 Nb8 53. Nc7 Nd7 54. Nd5 Nc4+ 55. Kd3 Nb2+ 56. Kc2 Nc4 57. Kd3 Kg7 58. Nc7 Nd6 59. Ke3 Kh6 60. Kd3 Kxh5 61. Na6 Kg4 62. Nc5 Nxc5+ 63. bxc5 Ne8 64. c4 bxc4+ 65. Kxc4 h5 66. Kd5 h4 67. Ke6 Kg5 68. Kd7 h3 69. Kxe8 h2 70. c6 h1Q 71. c7 Qc1 72. Kd8 Qd2+ 73. Ke8 Qc2 74. Kd8 Qd3+ 75. Ke8 Qc4 76. Kd8 Qd4+ 77. Ke8 Qc5 78. Kd8 Qd6+ 79. Kc8 Kf4 80. Kb7 Qxc7+ 81. Kxc7 Kxe4 0-1

[Event "Titled Tuesday intern op 13th Feb Early"]
[Site "Chess.com INT"]
[Date "2024.02.13"]
[Round "2"]
[White "Kostiukov, Alexandr"]
[Black "Salman, Ilhan Serhat"]
[Result "0-1"]
[ECO "A00"]
[WhiteElo "2271"]
[BlackElo "2092"]
[PlyCount "106"]
[EventDate "2024.02.13"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CB08_2024"]
[SourceDate "2024.02.21"]
[SourceVersion "1"]
[SourceVersionDate "2024.02.21"]
[SourceQuality "1"]

1. g3 h5 2. h4 g6 3. c4 Bg7 4. Bg2 c6 5. Nf3 d5 6. 0-0 dxc4 7. Qc2 Nf6 8. Qxc4 0-0 9. d4 Nbd7 10. Nc3 Nb6 11. Qb3 Bg4 12. Ne5 Qxd4 13. Nxg4 Nxg4 14. Bg5 Bf6 15. Rad1 Qc4 16. Bc1 Qxb3 17. axb3 Rfd8 18. Ne4 Bd4 19. e3 Bf6 20. Nc5 Rab8 21. Rxd8+ Rxd8 22. Nxb7 Rd3 23. Nc5 Rd8 24. Bf3 Ne5 25. Be2 Rd5 26. Ne4 Nd3 27. Nxf6+ exf6 28. Bf3 Rb5 29. Rd1 Rxb3 30. Bxc6 Nxc1 31. Rxc1 Rxb2 32. Ra1 Rc2 33. Bb7 Rc7 34. Rxa7 Kg7 35. e4 Nd7 36. f4 Nc5 37. e5 fxe5 38. fxe5 Nxb7 39. Kh2 Rd7 40. Kh3 Nc5 41. Ra5 Ne6 42. Ra3 Rd5 43. Re3 Rd4 44. Kg2 Rg4 45. Kh3 Kf8 46. Kg2 Ng7 47. Kh3 Nf5 48. Ra3 Ke7 49. Ra7+ Ke6 50. Ra6+ Kxe5 51. Ra5+ Kf6 52. Ra6+ Kg7 53. Ra3 Rxg3+ 0-1

[Event "Titled Tuesday intern op 13th Feb Late"]
[Site "Chess.com INT"]
[Date "2024.02.13"]
[Round "9"]
[White "Kostiukov, Alexandr"]
[Black "Seletsky, Grigory"]
[Result "1-0"]
[ECO "A00"]
[WhiteElo "2271"]
[BlackElo "2181"]
[PlyCount "93"]
[EventDate "2024.02.13"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CB08_2024"]
[SourceDate "2024.02.21"]
[SourceVersion "1"]
[SourceVersionDate "2024.02.21"]
[SourceQuality "1"]

1. g3 d5 2. Bg2 c6 3. d3 Bf5 4. e4 dxe4 5. dxe4 Qxd1+ 6. Kxd1 Bg4+ 7. f3 Bc8 8. Be3 e5 9. Nd2 Be6 10. Bh3 Bxh3 11. Nxh3 f6 12. Ke2 Nd7 13. a4 Bc5 14. Nc4 0-0-0 15. Rhd1 Bxe3 16. Kxe3 Kc7 17. Rd3 Nh6 18. a5 Nc5 19. Rxd8 Rxd8 20. b4 Ne6 21. c3 Nf7 22. Nf2 Nd6 23. Nxd6 Rxd6 24. Nd3 g5 25. h4 gxh4 26. gxh4 Rd7 27. Rg1 Rg7 28. Rxg7+ Nxg7 29. f4 exf4+ 30. Kxf4 Kd6 31. Nc5 b6 32. axb6 axb6 33. Na4 b5 34. Nc5 Ne6+ 35. Kf5 Nxc5 36. bxc5+ Ke7 37. h5 Kf7 38. h6 Ke7 39. e5 fxe5 40. Kxe5 Kd7 41. Kf6 Kd8 42. Ke6 Kc7 43. Ke7 Kc8 44. Kd6 Kb7 45. Kd7 Ka6 46. Kxc6 Ka5 47. Kd5 1-0

[Event "Titled Tuesday intern op 13th Feb Late"]
[Site "Chess.com INT"]
[Date "2024.02.13"]
[Round "5"]
[White "Martinez Pla, Xavier"]
[Black "Kostiukov, Alexandr"]
[Result "0-1"]
[ECO "B27"]
[WhiteElo "2247"]
[BlackElo "2271"]
[PlyCount "120"]
[EventDate "2024.02.13"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CB08_2024"]
[SourceDate "2024.02.21"]
[SourceVersion "1"]
[SourceVersionDate "2024.02.21"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 g6 3. Bc4 Bg7 4. c3 e6 5. 0-0 Ne7 6. Bb3 d5 7. e5 d4 8. d3 h6 9. Qe2 Nbc6 10. Nbd2 0-0 11. Ne4 b6 12. Nf6+ Kh8 13. cxd4 Nxd4 14. Nxd4 Qxd4 15. Ng4 h5 16. Nf6 Bb7 17. Bg5 Nf5 18. Rad1 Rad8 19. Rfe1 Nh4 20. Bxh4 Qxh4 21. Qe3 Bxf6 22. exf6 Qxf6 23. Qh6+ Kg8 24. Re3 Rd4 25. Rde1 Qg7 26. Qxg7+ Kxg7 27. Bc2 Rfd8 28. g3 Ba6 29. Re4 Bxd3 30. Bxd3 Rxd3 31. Ra4 a5 32. Re2 Rd2 33. Kf1 Rxe2 34. Kxe2 Rd4 35. Ra3 e5 36. f3 f5 37. Rc3 Kf6 38. b3 Ke6 39. h4 Kd5 40. Re3 e4 41. Rc3 Rd3 42. fxe4+ fxe4 43. Rxd3+ exd3+ 44. Kxd3 b5 45. a4 c4+ 46. bxc4+ bxc4+ 47. Kd2 Kd4 48. Kc2 c3 49. Kb3 Kd3 50. g4 hxg4 51. h5 gxh5 52. Ka2 c2 53. Kb2 Kd2 54. Kb3 c1Q 55. Ka2 Qc4+ 56. Kb2 Qb4+ 57. Ka1 Qxa4+ 58. Kb2 Qb4+ 59. Ka1 Kc3 60. Ka2 Qb2# 0-1

[Event "Titled Tuesday intern op 13th Feb Late"]
[Site "Chess.com INT"]
[Date "2024.02.13"]
[Round "2"]
[White "Mekhane, Adam"]
[Black "Kostiukov, Alexandr"]
[Result "0-1"]
[ECO "A04"]
[WhiteElo "2300"]
[BlackElo "2271"]
[PlyCount "90"]
[EventDate "2024.02.13"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CB08_2024"]
[SourceDate "2024.02.21"]
[SourceVersion "1"]
[SourceVersionDate "2024.02.21"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 g6 3. g3 Bg7 4. Bg2 Nc6 5. 0-0 e5 6. d3 Nge7 7. Nc3 0-0 8. Bg5 h6 9. Be3 Nd4 10. Bxd4 cxd4 11. Ne2 d5 12. c3 dxc3 13. Nxc3 Be6 14. exd5 Nxd5 15. d4 Nxc3 16. bxc3 exd4 17. cxd4 Bd5 18. Rb1 Qa5 19. a4 Rad8 20. Rb5 Qa6 21. Re1 Bc6 22. Rb4 Qa5 23. Qb3 Rd7 24. Ne5 Rxd4 25. Nxc6 bxc6 26. Rb1 c5 27. Rxd4 Bxd4 28. Bd5 Qd2 29. Qf3 Bxf2+ 30. Kh1 Bd4 31. Rf1 Kg7 32. Bxf7 Qe3 33. Qxe3 Bxe3 34. Bc4 Rxf1+ 35. Bxf1 Kf6 36. Kg2 Ke5 37. Kf3 Bc1 38. Bd3 g5 39. h4 Kd4 40. Ke2 c4 41. Bg6 c3 42. Kd1 Be3 43. hxg5 hxg5 44. g4 Bf4 45. Kc2 Kc4 0-1

[Event "Titled Tuesday intern op 13th Feb Early"]
[Site "Chess.com INT"]
[Date "2024.02.13"]
[Round "8"]
[White "Ortiz Verdesoto, Anahi Eduarda"]
[Black "Kostiukov, Alexandr"]
[Result "0-1"]
[ECO "A35"]
[WhiteElo "2210"]
[BlackElo "2271"]
[PlyCount "90"]
[EventDate "2024.02.13"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CB08_2024"]
[SourceDate "2024.02.21"]
[SourceVersion "1"]
[SourceVersionDate "2024.02.21"]
[SourceQuality "1"]

1. d4 g6 2. e4 Bg7 3. Nf3 c5 4. c3 cxd4 5. cxd4 d5 6. exd5 Nf6 7. Be2 Nxd5 8. Nc3 0-0 9. 0-0 Nc6 10. Re1 h6 11. h3 e6 12. Na4 b6 13. b3 Bb7 14. Ba3 Re8 15. Qd2 Qf6 16. Rad1 Rad8 17. Bb2 Nf4 18. Qe3 Nd5 19. Qd2 Rd7 20. Nc3 Nce7 21. Ne4 Qf4 22. Bb5 Bc6 23. Qe2 Bxb5 24. Qxb5 Red8 25. Rd3 Qf5 26. Ng3 Qf6 27. Rdd1 Nf4 28. Re3 Ned5 29. Ne4 Qe7 30. Ree1 Kh7 31. Qf1 Rc8 32. g3 Nh5 33. Re2 Rdc7 34. Red2 Rc2 35. Bc1 Qc7 36. Rxc2 Qxc2 37. Ned2 Nc3 38. Re1 Nxa2 39. Nc4 Nxc1 40. Rxc1 Qxb3 41. Nce5 Rxc1 42. Qxc1 f6 43. Qe3 Qxe3 44. fxe3 fxe5 45. dxe5 Nxg3 0-1

[Event "Titled Tuesday intern op 13th Feb Early"]
[Site "Chess.com INT"]
[Date "2024.02.13"]
[Round "11"]
[White "Rodrigues Mota, Romulo Cardoso S"]
[Black "Kostiukov, Alexandr"]
[Result "1-0"]
[ECO "B27"]
[WhiteElo "1964"]
[BlackElo "2271"]
[PlyCount "77"]
[EventDate "2024.02.13"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CB08_2024"]
[SourceDate "2024.02.21"]
[SourceVersion "1"]
[SourceVersionDate "2024.02.21"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 g6 3. d4 cxd4 4. Qxd4 Nf6 5. e5 Nc6 6. Qa4 Nd5 7. Qe4 Ndb4 8. Bb5 Qa5 9. Nc3 a6 10. Bc4 d5 11. exd6 Bf5 12. Qf4 Nxc2+ 13. Kd1 Nxa1 14. g4 e5 15. d7+ Kxd7 16. Qd2+ Bd6 17. gxf5 gxf5 18. Qd5 Qxd5+ 19. Nxd5 Bc5 20. b4 b5 21. bxc5 bxc4 22. Nb6+ Ke6 23. Nxa8 Rxa8 24. Bb2 Rd8+ 25. Kc1 Nd4 26. Nxd4+ exd4 27. Bxa1 Kd5 28. Re1 Kxc5 29. Re5+ Rd5 30. Re7 c3 31. Kc2 f6 32. Rxh7 Re5 33. Rc7+ Kd6 34. Rc4 Kd5 35. Kd3 Re1 36. Rxd4+ Ke5 37. Bxc3 Rd1+ 38. Ke3 Ke6 39. Rxd1 1-0

[Event "Titled Tuesday intern op 13th Feb Early"]
[Site "Chess.com INT"]
[Date "2024.02.13"]
[Round "7"]
[White "Sahin, Sarp"]
[Black "Kostiukov, Alexandr"]
[Result "1-0"]
[ECO "A41"]
[WhiteElo "2115"]
[BlackElo "2271"]
[PlyCount "97"]
[EventDate "2024.02.13"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CB08_2024"]
[SourceDate "2024.02.21"]
[SourceVersion "1"]
[SourceVersionDate "2024.02.21"]
[SourceQuality "1"]

1. Nf3 g6 2. d4 Bg7 3. Bf4 d6 4. h3 Nc6 5. e3 e5 6. Bh2 e4 7. Nfd2 Qe7 8. c4 Nf6 9. Nc3 0-0 10. a3 Re8 11. Be2 h5 12. 0-0 Bf5 13. b4 Nh7 14. Rc1 Ng5 15. c5 Bxh3 16. gxh3 Nxh3+ 17. Kg2 Ng5 18. cxd6 cxd6 19. b5 Nd8 20. Nd5 Qd7 21. Nc7 Qh3+ 22. Kg1 Nde6 23. Nxa8 Rxa8 24. Re1 Bxd4 25. Bf1 Qf5 26. exd4 Nxd4 27. Bg2 d5 28. Rf1 Rd8 29. Kh1 h4 30. f4 Nge6 31. Rg1 e3 32. Nf3 Nxb5 33. Nxh4 Qh5 34. Qxh5 gxh5 35. Bxd5+ Kf8 36. Bxe6 fxe6 37. Rce1 Rd3 38. Ng6+ Ke8 39. Ne5 Rxa3 40. Rg3 a5 41. Rgxe3 Ra2 42. R1e2 Ra1+ 43. Kg2 a4 44. Nc4 a3 45. Rxe6+ Kd7 46. Nb6+ Kc7 47. Rc2+ Kb8 48. Rc8+ Ka7 49. Ra8# 1-0

[Event "Titled Tuesday intern op 13th Feb Late"]
[Site "Chess.com INT"]
[Date "2024.02.13"]
[Round "1"]
[White "Trost, Edvin"]
[Black "Kostiukov, Alexandr"]
[Result "1-0"]
[ECO "A43"]
[WhiteElo "2434"]
[BlackElo "2271"]
[PlyCount "43"]
[EventDate "2024.02.13"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CB08_2024"]
[SourceDate "2024.02.21"]
[SourceVersion "1"]
[SourceVersionDate "2024.02.21"]
[SourceQuality "1"]

1. d4 g6 2. Nf3 Bg7 3. e4 c5 4. d5 d6 5. Nc3 Nf6 6. Bb5+ Nbd7 7. a4 Kf8 8. 0-0 Ne5 9. Nxe5 dxe5 10. Be3 b6 11. a5 Rb8 12. axb6 axb6 13. Ra7 Ne8 14. Bc6 Nd6 15. Qe2 f6 16. f4 exf4 17. Bxf4 h5 18. e5 Bg4 19. Qe1 Nc8 20. exf6 Nxa7 21. fxe7+ Qxe7 22. Bd6+ 1-0

[Event "Titled Tuesday intern op 13th Feb Late"]
[Site "Chess.com INT"]
[Date "2024.02.13"]
[Round "8"]
[White "Wu, Derek"]
[Black "Kostiukov, Alexandr"]
[Result "1-0"]
[ECO "B27"]
[WhiteElo "2295"]
[BlackElo "2271"]
[PlyCount "73"]
[EventDate "2024.02.13"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CB08_2024"]
[SourceDate "2024.02.21"]
[SourceVersion "1"]
[SourceVersionDate "2024.02.21"]
[SourceQuality "1"]

1. e4 c5 2. Nc3 g6 3. d4 cxd4 4. Qxd4 Nf6 5. Nf3 Nc6 6. Qa4 d6 7. e5 dxe5 8. Nxe5 Bg7 9. Nxc6 bxc6 10. Be2 0-0 11. 0-0 Qb6 12. Qa3 Bf5 13. Be3 Qc7 14. Bf3 Ng4 15. Bxg4 Bxg4 16. Bc5 Rfe8 17. Rfe1 Bf5 18. Bxe7 Bxc2 19. Rac1 Bf5 20. Nb5 Qf4 21. g3 Qh6 22. Nc7 Rxe7 23. Qxe7 Rf8 24. Ne8 Bxb2 25. Rxc6 Qd2 26. Nf6+ Kg7 27. Ne8+ Kg8 28. Qe2 Qd7 29. Qxb2 Rxe8 30. Rxe8+ Qxe8 31. Rc1 Qe4 32. Rd1 Qe8 33. Qf6 Bd7 34. Qd6 Bg4 35. Qd8 Qxd8 36. Rxd8+ Kg7 37. Ra8 1-0

[Event "Titled Tuesday intern op 06th Feb Early"]
[Site "Chess.com INT"]
[Date "2024.02.06"]
[Round "6"]
[White "Azar, Sebastien"]
[Black "Kostiukov, Alexandr"]
[Result "1-0"]
[ECO "B38"]
[WhiteElo "2019"]
[BlackElo "2271"]
[PlyCount "71"]
[EventDate "2024.02.06"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CB07_2024"]
[SourceDate "2024.02.14"]
[SourceVersion "1"]
[SourceVersionDate "2024.02.14"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 g6 3. d4 cxd4 4. Nxd4 Bg7 5. c4 Nc6 6. Be3 Nf6 7. Nc3 0-0 8. f3 Qb6 9. Na4 Qa5+ 10. Nc3 Qb6 11. Qb3 Nxd4 12. Qxb6 Nxf3+ 13. gxf3 axb6 14. Bxb6 d6 15. a4 Nd7 16. Be3 Ne5 17. Kf2 Be6 18. Nd5 Bxd5 19. cxd5 f5 20. f4 fxe4 21. Kg3 Nf3 22. Ra2 g5 23. fxg5 Be5+ 24. Kh3 Nxh2 25. Bg2 Nf3 26. b4 Rac8 27. Rc1 Rxc1 28. Bxc1 Rf5 29. b5 h6 30. Kg4 Rf8 31. gxh6 Kh7 32. Bxf3 exf3 33. Be3 Rf7 34. a5 Rf8 35. a6 bxa6 36. bxa6 1-0

[Event "Titled Tuesday intern op 06th Feb Late"]
[Site "Chess.com INT"]
[Date "2024.02.06"]
[Round "10"]
[White "Chemin, Vitorio"]
[Black "Kostiukov, Alexandr"]
[Result "1-0"]
[ECO "A41"]
[WhiteElo "2131"]
[BlackElo "2271"]
[PlyCount "57"]
[EventDate "2024.02.06"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CB07_2024"]
[SourceDate "2024.02.14"]
[SourceVersion "1"]
[SourceVersionDate "2024.02.14"]
[SourceQuality "1"]

1. d4 g6 2. Nf3 Bg7 3. Bf4 d6 4. e3 Nc6 5. Bc4 Nf6 6. c3 0-0 7. h3 e6 8. 0-0 a6 9. a4 b6 10. Nbd2 Bb7 11. Re1 Re8 12. e4 e5 13. Bh2 exd4 14. cxd4 h6 15. e5 dxe5 16. dxe5 Nd5 17. Ne4 Ndb4 18. Qb3 Qe7 19. e6 f5 20. Nc3 Na5 21. Nd5 Nxb3 22. Nxe7+ Rxe7 23. Bxb3 Bxf3 24. gxf3 Bxb2 25. Rad1 Rae8 26. Rd7 Bf6 27. Bxc7 b5 28. Bd6 Rxd7 29. exd7+ 1-0

[Event "Titled Tuesday intern op 06th Feb Early"]
[Site "Chess.com INT"]
[Date "2024.02.06"]
[Round "11"]
[White "Chuersakul, Sarocha"]
[Black "Kostiukov, Alexandr"]
[Result "1-0"]
[ECO "A42"]
[WhiteElo "1820"]
[BlackElo "2271"]
[PlyCount "97"]
[EventDate "2024.02.06"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CB07_2024"]
[SourceDate "2024.02.14"]
[SourceVersion "1"]
[SourceVersionDate "2024.02.14"]
[SourceQuality "1"]

1. d4 g6 2. e4 Bg7 3. c4 d6 4. Nc3 e5 5. dxe5 dxe5 6. Qxd8+ Kxd8 7. Bg5+ f6 8. 0-0-0+ Nd7 9. Be3 Bh6 10. Bxh6 Nxh6 11. Nd5 Rf8 12. Be2 c6 13. Ne3 Ke7 14. Nf3 Nc5 15. Nd2 a5 16. Kc2 Be6 17. Nb3 Na6 18. a3 a4 19. Nc1 Nc5 20. f3 f5 21. Nd3 Nxd3 22. Bxd3 Rad8 23. exf5 gxf5 24. Rhe1 Kf6 25. h3 Rd4 26. g4 Rfd8 27. Kc3 f4 28. Nc2 R4d7 29. Be2 Nf7 30. Rxd7 Rxd7 31. h4 b5 32. Bd3 h6 33. cxb5 cxb5 34. Bxb5 Rc7+ 35. Kd2 Bb3 36. Nb4 Nd6 37. Bd3 Ke6 38. Rc1 Rd7 39. Ke2 e4 40. Bxe4 Nxe4 41. fxe4 Ke5 42. Kf3 Rd2 43. Rc5+ Kd6 44. Rc6+ Kd7 45. Rxh6 Rxb2 46. Kxf4 Rf2+ 47. Ke5 Rf1 48. g5 Bc4 49. Rh7+ 1-0

[Event "Titled Tuesday intern op 06th Feb Late"]
[Site "Chess.com INT"]
[Date "2024.02.06"]
[Round "1"]
[White "Cruz Mendez, Jean Marcos"]
[Black "Kostiukov, Alexandr"]
[Result "1-0"]
[ECO "B38"]
[WhiteElo "2180"]
[BlackElo "2271"]
[PlyCount "105"]
[EventDate "2024.02.06"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CB07_2024"]
[SourceDate "2024.02.14"]
[SourceVersion "1"]
[SourceVersionDate "2024.02.14"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 g6 3. d4 cxd4 4. Nxd4 Nc6 5. c4 Bg7 6. Be3 Nf6 7. Nc3 0-0 8. Be2 Nxd4 9. Bxd4 Qa5 10. 0-0 d6 11. h3 Be6 12. Rc1 Rfc8 13. b3 a6 14. Qd2 Nxe4 15. Nxe4 Qxd2 16. Nxd2 Bxd4 17. Bf3 Rab8 18. b4 b5 19. Nb3 Ba7 20. Na5 bxc4 21. Nc6 Rb7 22. a3 Rbc7 23. Nxa7 Rxa7 24. Rfd1 Rac7 25. Rc3 Kg7 26. h4 h5 27. g3 Kf6 28. Kg2 Bf5 29. Rd5 Bd3 30. Ra5 e6 31. Rxa6 Ke7 32. b5 d5 33. b6 Rc5 34. a4 Rb8 35. a5 d4 36. Rc1 c3 37. b7 Kf6 38. Ra8 Rxb7 39. Bxb7 Bc4 40. a6 Ra5 41. a7 Ra3 42. Bf3 Bd5 43. Bxd5 exd5 44. Rd8 Rxa7 45. Rxd5 Ra4 46. Kf3 Ke6 47. Rd8 Ke5 48. Ke2 Ke4 49. Re8+ Kd5 50. Kd3 Ra2 51. Rd8+ Ke5 52. Re1+ Kf6 53. Rxd4 1-0

[Event "Titled Tuesday intern op 06th Feb Late"]
[Site "Chess.com INT"]
[Date "2024.02.06"]
[Round "9"]
[White "Jarocka, Liwia"]
[Black "Kostiukov, Alexandr"]
[Result "1-0"]
[ECO "B35"]
[WhiteElo "2199"]
[BlackElo "2271"]
[PlyCount "59"]
[EventDate "2024.02.06"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CB07_2024"]
[SourceDate "2024.02.14"]
[SourceVersion "1"]
[SourceVersionDate "2024.02.14"]
[SourceQuality "1"]

1. Nf3 g6 2. e4 c5 3. d4 cxd4 4. Nxd4 Bg7 5. Nc3 Nc6 6. Be3 Nf6 7. Bc4 0-0 8. Bb3 a5 9. 0-0 a4 10. Nxa4 Nxe4 11. Nb5 d5 12. Qe2 e5 13. Nb6 Ra5 14. Nxd5 Qh4 15. Rad1 Kh8 16. f3 Nf6 17. Nxf6 Bxf6 18. Nd6 Kg7 19. Nxc8 Rxc8 20. Rd7 Ne7 21. Rxb7 Raa8 22. Bf2 Qf4 23. Rd1 Rab8 24. Ra7 h5 25. g3 Qf5 26. Rdd7 Re8 27. Qe4 Qg5 28. Be3 Qf5 29. Qxf5 gxf5 30. Bc5 1-0

[Event "Titled Tuesday intern op 06th Feb Late"]
[Site "Chess.com INT"]
[Date "2024.02.06"]
[Round "8"]
[White "Kostiukov, Alexandr"]
[Black "Chan, Kim Yew"]
[Result "1-0"]
[ECO "E62"]
[WhiteElo "2271"]
[BlackElo "2271"]
[PlyCount "105"]
[EventDate "2024.02.06"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CB07_2024"]
[SourceDate "2024.02.14"]
[SourceVersion "1"]
[SourceVersionDate "2024.02.14"]
[SourceQuality "1"]

1. g3 Nf6 2. Bg2 g6 3. c4 Bg7 4. Nf3 0-0 5. 0-0 d6 6. d4 c6 7. Nc3 Qa5 8. h4 e5 9. d5 cxd5 10. cxd5 b5 11. Bg5 Nbd7 12. Nd2 b4 13. Nce4 Nxe4 14. Nxe4 f6 15. Bd2 Qb6 16. Be3 Qb8 17. Rc1 f5 18. Ng5 f4 19. Bd2 fxg3 20. fxg3 Nf6 21. Ne6 Bxe6 22. dxe6 Qb6+ 23. Kh1 Rae8 24. Qb3 Kh8 25. Rc6 Qd4 26. Qxb4 Ng4 27. Rxf8+ Rxf8 28. Qxd4 exd4 29. Rxd6 Be5 30. Rd7 Bxg3 31. Bf3 Nf2+ 32. Kg2 Bxh4 33. Rxd4 Bf6 34. Rd7 Nd1 35. Bb4 Ne3+ 36. Kf2 Ng4+ 37. Bxg4 Be7+ 38. Bf3 Bxb4 39. a3 Bc5+ 40. Kg2 Re8 41. Bd5 Re7 42. Rd8+ Kg7 43. e4 h5 44. b4 Bb6 45. a4 Kf6 46. a5 Bd4 47. Kf3 Ke5 48. Rg8 Kf6 49. Rf8+ Kg5 50. b5 Bc3 51. b6 axb6 52. a6 b5 53. Rf7 1-0

[Event "Titled Tuesday intern op 06th Feb Late"]
[Site "Chess.com INT"]
[Date "2024.02.06"]
[Round "5"]
[White "Kostiukov, Alexandr"]
[Black "Corona Monraz, Ramiro"]
[Result "1-0"]
[ECO "A88"]
[WhiteElo "2271"]
[BlackElo "1949"]
[PlyCount "81"]
[EventDate "2024.02.06"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CB07_2024"]
[SourceDate "2024.02.14"]
[SourceVersion "1"]
[SourceVersionDate "2024.02.14"]
[SourceQuality "1"]

1. g3 f5 2. c4 Nf6 3. d4 g6 4. Bg2 Bg7 5. Nf3 d6 6. 0-0 c6 7. Nc3 0-0 8. b3 Na6 9. Bb2 Qe8 10. d5 c5 11. Ng5 Nc7 12. a4 h6 13. Nh3 g5 14. f4 Ng4 15. fxg5 Ne3 16. Qc1 Nxf1 17. gxh6 Bd4+ 18. Kh1 Nxg3+ 19. hxg3 Qh5 20. Qg5+ Qxg5 21. Nxg5 Rf6 22. h7+ Kh8 23. Bf3 Rh6+ 24. Kg2 Kg7 25. e3 Bf6 26. Nh3 Rxh7 27. Nf4 Be5 28. Rb1 Na6 29. e4 Nb4 30. Nb5 Bxb2 31. Rxb2 Bd7 32. Nc7 Rah8 33. Nce6+ Bxe6 34. Nxe6+ Kf6 35. Kg1 fxe4 36. Bxe4 Rh3 37. Rf2+ Ke5 38. Bg2 R3h5 39. Re2+ Kf6 40. Be4 Re5 41. Rf2+ 1-0

[Event "Titled Tuesday intern op 06th Feb Late"]
[Site "Chess.com INT"]
[Date "2024.02.06"]
[Round "11"]
[White "Kostiukov, Alexandr"]
[Black "Davalos Prieto, Abel"]
[Result "1-0"]
[ECO "B56"]
[WhiteElo "2271"]
[BlackElo "1985"]
[PlyCount "81"]
[EventDate "2024.02.06"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CB07_2024"]
[SourceDate "2024.02.14"]
[SourceVersion "1"]
[SourceVersionDate "2024.02.14"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. Be3 Ng4 7. Bg5 h6 8. Bh4 g5 9. Bg3 Bg7 10. Nxc6 bxc6 11. Bc4 Ne5 12. Bb3 0-0 13. Qe2 a5 14. a4 Ba6 15. Qh5 Qd7 16. h4 g4 17. Bf4 Kh7 18. 0-0-0 Rab8 19. f3 Ng6 20. Bd2 Rxb3 21. cxb3 Qe6 22. fxg4 Qxb3 23. Bxh6 Bxh6+ 24. g5 Rb8 25. Qxh6+ Kg8 26. Rd2 Nf4 27. g6 Nxg6 28. h5 Ne5 29. Qg5+ Kf8 30. Qe3 Nc4 31. Qf2 Nxd2 32. Qxd2 f6 33. h6 Kf7 34. h7 Rh8 35. Qh6 Bd3 36. Qh5+ Kf8 37. Qh6+ Kf7 38. Qd2 Bc4 39. Re1 Be6 40. g4 Rxh7 41. e5 1-0

