[Event "Cambridge op"]
[Site "Cambridge"]
[Date "2023.02.19"]
[Round "9"]
[White "Hariharan, Shambavi"]
[Black "Zurba, Jonas"]
[Result "1-0"]
[ECO "A57"]
[WhiteElo "1491"]
[PlyCount "115"]
[EventDate "2023.02.15"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ENG"]
[SourceTitle "CBM 212 Extra"]
[Source "ChessBase"]
[SourceDate "2023.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.03.31"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 c5 3. d5 b5 4. cxb5 e6 5. Nc3 exd5 6. Nxd5 Bb7 7. Nxf6+ Qxf6 8. Nf3 d5 9. g3 Be7 10. Bg2 0-0 11. 0-0 h6 12. Qc2 Nd7 13. Rd1 Qb6 14. a4 a6 15. bxa6 Rxa6 16. Bd2 Bf6 17. Bc3 d4 18. Bd2 Re8 19. a5 Qb5 20. Bf1 Be4 21. Qc1 d3 22. Re1 Rae6 23. Bh3 R6e7 24. Bxd7 Qxd7 25. Be3 Qh3 26. Qd1 g5 27. exd3 Rd7 28. Bd2 g4 29. Rxe4 Rxe4 30. dxe4 gxf3 31. Qxf3 Bxb2 32. Rd1 Rd6 33. Be3 Rf6 34. Qg2 Qc8 35. e5 Bxe5 36. Qd5 Rd6 37. Qb3 c4 38. Qc2 Rxd1+ 39. Qxd1 c3 40. Qc2 Qb7 41. Bc1 Qb5 42. Qa2 Qa6 43. Qd5 Bc7 44. Qh5 Bxa5 45. Qxh6 Qc8 46. Qg5+ Kf8 47. Qxa5 c2 48. Qa3+ Kg8 49. Qd3 Qc6 50. h4 Kh8 51. Qd8+ Kh7 52. Qg5 Qe4 53. Qd2 Kg8 54. h5 f5 55. h6 Kh7 56. Qd7+ Kg6 57. Qg7+ Kh5 58. Qg5# 1-0

[Event "Cambridge op"]
[Site "Cambridge"]
[Date "2023.02.18"]
[Round "7"]
[White "Bowers, Francis J"]
[Black "Zurba, Jonas"]
[Result "1-0"]
[ECO "B56"]
[WhiteElo "1855"]
[PlyCount "59"]
[EventDate "2023.02.15"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ENG"]
[SourceTitle "CBM 212 Extra"]
[Source "ChessBase"]
[SourceDate "2023.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.03.31"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. f3 e6 7. Be3 Be7 8. Qd2 0-0 9. 0-0-0 Bd7 10. g4 Rc8 11. h4 Nb4 12. Kb1 e5 13. Nb3 Be6 14. Bd3 Bxb3 15. cxb3 Nd7 16. g5 Nxd3 17. Qxd3 Nc5 18. Bxc5 dxc5 19. Nd5 Rc6 20. Qb5 Kh8 21. Qxb7 Re6 22. Qxa7 f5 23. exf5 Rd6 24. Qxe7 Rxd5 25. Qxd8 Rfxd8 26. Rxd5 Rxd5 27. Kc2 Kg8 28. Rd1 Rd4 29. Rxd4 exd4 30. a4 1-0

[Event "Cambridge op"]
[Site "Cambridge"]
[Date "2023.02.18"]
[Round "8"]
[White "Zurba, Jonas"]
[Black "Moni, Claudio"]
[Result "1/2-1/2"]
[ECO "B01"]
[BlackElo "1562"]
[PlyCount "66"]
[EventDate "2023.02.15"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ENG"]
[SourceTitle "CBM 212 Extra"]
[Source "ChessBase"]
[SourceDate "2023.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.03.31"]
[SourceQuality "1"]

1. e4 d5 2. exd5 Qxd5 3. d4 Nc6 4. Be3 e5 5. c4 Qa5+ 6. Bd2 Bb4 7. d5 Nd4 8. Bd3 Nf6 9. Ne2 Bxd2+ 10. Nxd2 Bf5 11. Bxf5 Nxf5 12. 0-0 0-0 13. Nc3 Rfe8 14. Re1 Nd7 15. Nb3 Qb4 16. Qg4 g6 17. Nb5 Rec8 18. h4 c6 19. Nc3 cxd5 20. Nxd5 Qxc4 21. Ne7+ Nxe7 22. Qxd7 Rc7 23. Qd6 Nf5 24. Qxe5 Re7 25. Qf6 Qxh4 26. Qc3 Rxe1+ 27. Rxe1 Qd8 28. Qf3 b6 29. Rd1 Qe8 30. Qb7 h5 31. Rd7 a6 32. Nd2 Rd8 33. Ne4 Kf8 1/2-1/2

[Event "Cambridge op"]
[Site "Cambridge"]
[Date "2023.02.17"]
[Round "5"]
[White "Turner, David"]
[Black "Zurba, Jonas"]
[Result "0-1"]
[ECO "A04"]
[WhiteElo "1762"]
[PlyCount "64"]
[EventDate "2023.02.15"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ENG"]
[SourceTitle "CBM 212 Extra"]
[Source "ChessBase"]
[SourceDate "2023.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.03.31"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d3 g6 4. Nbd2 Bg7 5. g3 e6 6. Bg2 Nge7 7. 0-0 0-0 8. Re1 Qc7 9. Nf1 d5 10. N3d2 b5 11. h4 c4 12. dxc4 bxc4 13. Nf3 Bb7 14. exd5 Nxd5 15. Rb1 Rfd8 16. Qe2 c3 17. b3 a5 18. a4 Ndb4 19. Bf4 e5 20. Nxe5 Nd4 21. Qg4 h5 22. Nxg6 hxg4 23. Bxc7 Bxg2 24. Ne7+ Kf8 25. Bxd8 Nf3+ 26. Kxg2 Nxe1+ 27. Rxe1 Rxd8 28. Re2 Re8 29. Re4 Rxe7 30. Rxg4 Nxc2 31. Rg5 Ne1+ 32. Kh3 Nd3 0-1

[Event "Cambridge op"]
[Site "Cambridge"]
[Date "2023.02.17"]
[Round "6"]
[White "Zurba, Jonas"]
[Black "Liu, Tianyi"]
[Result "0-1"]
[ECO "D85"]
[BlackElo "1865"]
[PlyCount "52"]
[EventDate "2023.02.15"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ENG"]
[SourceTitle "CBM 212 Extra"]
[Source "ChessBase"]
[SourceDate "2023.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.03.31"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. cxd5 Nxd5 5. e4 Nxc3 6. bxc3 Bg7 7. Nf3 c5 8. Rb1 0-0 9. Be2 cxd4 10. cxd4 Qa5+ 11. Bd2 Qxa2 12. 0-0 Bg4 13. Rxb7 Bxf3 14. Bxf3 Bxd4 15. Rxe7 Nc6 16. Rc7 Rac8 17. Bf4 Rxc7 18. Bxc7 Qe6 19. Qa4 Rc8 20. Bg3 Bb6 21. Rd1 Ne5 22. Bxe5 Qxe5 23. g3 Qb2 24. Rf1 Rc2 25. Be2 Rxe2 26. Qd1 Bxf2+ 0-1

[Event "Cambridge op"]
[Site "Cambridge"]
[Date "2023.02.16"]
[Round "3"]
[White "Puthanveettil, Joshua"]
[Black "Zurba, Jonas"]
[Result "1/2-1/2"]
[ECO "B22"]
[PlyCount "74"]
[EventDate "2023.02.15"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ENG"]
[SourceTitle "CBM 212 Extra"]
[Source "ChessBase"]
[SourceDate "2023.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.03.31"]
[SourceQuality "1"]

1. e4 c5 2. c3 d5 3. exd5 Qxd5 4. d4 cxd4 5. cxd4 e5 6. Be3 Nc6 7. Nc3 Bb4 8. dxe5 Bxc3+ 9. bxc3 Qxe5 10. Qb3 Be6 11. Nf3 Qxe3+ 12. fxe3 Bxb3 13. axb3 Nge7 14. Bc4 0-0 15. 0-0 a6 16. b4 b5 17. Bb3 a5 18. bxa5 Rxa5 19. Rxa5 Nxa5 20. Ba2 Nc4 21. Bxc4 bxc4 22. Ne5 Nd5 23. Nxc4 Nxc3 24. Nd6 f6 25. Kf2 Rd8 26. Rc1 Nd5 27. Rc8 Rxc8 28. Nxc8 Kf7 29. Kf3 Ke6 30. e4 Nc3 31. Nb6 Nb5 32. Nc4 Nd4+ 33. Kf4 h5 34. e5 Ne2+ 35. Ke3 Nc3 36. exf6 Kxf6 37. h4 Kf5 1/2-1/2

[Event "Cambridge op"]
[Site "Cambridge"]
[Date "2023.02.16"]
[Round "4"]
[White "Zurba, Jonas"]
[Black "Skelton, Alexander"]
[Result "1-0"]
[ECO "D85"]
[PlyCount "45"]
[EventDate "2023.02.15"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ENG"]
[SourceTitle "CBM 212 Extra"]
[Source "ChessBase"]
[SourceDate "2023.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.03.31"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. cxd5 Nxd5 5. e4 Nxc3 6. bxc3 Bg7 7. Nf3 c5 8. Rb1 0-0 9. Be2 cxd4 10. cxd4 Qc7 11. 0-0 Bg4 12. Be3 Rd8 13. Qb3 b6 14. Rfc1 Qb7 15. h3 Bxf3 16. Bxf3 e5 17. dxe5 Bxe5 18. Rc5 Nd7 19. Rd5 Rac8 20. Bg4 Bf6 21. Rbd1 h5 22. Rxd7 Rxd7 23. Rxd7 1-0

[Event "Cambridge op"]
[Site "Cambridge"]
[Date "2023.02.15"]
[Round "1"]
[White "Murphy, Hugh"]
[Black "Zurba, Jonas"]
[Result "1-0"]
[ECO "D04"]
[WhiteElo "2111"]
[PlyCount "119"]
[EventDate "2023.02.15"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ENG"]
[SourceTitle "CBM 212 Extra"]
[Source "ChessBase"]
[SourceDate "2023.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.03.31"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 d5 3. e3 c5 4. Nbd2 Nc6 5. dxc5 e6 6. a3 a5 7. b3 Bxc5 8. Bb2 0-0 9. Bb5 d4 10. exd4 Nxd4 11. Nxd4 Bxd4 12. Bxd4 Qxd4 13. 0-0 Nd5 14. Bd3 Nc3 15. Qh5 f5 16. Nf3 Qf6 17. Rfe1 Bd7 18. Qg5 h6 19. Qxf6 Rxf6 20. Ne5 Be8 21. a4 b5 22. axb5 Bxb5 23. Bxb5 Nxb5 24. Nc6 Ra6 25. Nxa5 Nd4 26. Nc4 Rxa1 27. Rxa1 Nxc2 28. Ra8+ Rf8 29. Rxf8+ Kxf8 30. Kf1 Ke7 31. g3 g5 32. Ne5 f4 33. gxf4 gxf4 34. Ng6+ Kd6 35. Nxf4 Ke5 36. Ne2 Ke4 37. Kg2 e5 38. Ng3+ Kf4 39. Nh5+ Kg5 40. Ng7 Ne1+ 41. Kg3 Nd3 42. Ne8 h5 43. h4+ Kg6 44. Nc7 Kf5 45. Nd5 Ke6 46. Ne3 e4 47. Nc2 Kd5 48. Ne3+ Ke5 49. Nc4+ Kd4 50. Nd6 Kd5 51. Nf5 Kc5 52. Ng7 Kb4 53. Nxh5 Kxb3 54. Nf6 Nc5 55. h5 Ne6 56. h6 Nf8 57. h7 Nxh7 58. Nxh7 Kc3 59. Kf4 Kd4 60. Nf6 1-0

[Event "Cambridge op"]
[Site "Cambridge"]
[Date "2023.02.15"]
[Round "2"]
[White "Zurba, Jonas"]
[Black "Norris, Anthony"]
[Result "0-1"]
[ECO "B20"]
[BlackElo "1917"]
[PlyCount "94"]
[EventDate "2023.02.15"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ENG"]
[SourceTitle "CBM 212 Extra"]
[Source "ChessBase"]
[SourceDate "2023.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.03.31"]
[SourceQuality "1"]

1. e4 c5 2. a3 g6 3. Nf3 Bg7 4. c3 d5 5. exd5 Qxd5 6. Bb5+ Bd7 7. Bxd7+ Nxd7 8. 0-0 Ngf6 9. d4 0-0 10. Be3 Rac8 11. dxc5 Nxc5 12. Bxc5 Qxc5 13. Qd4 Rfd8 14. Qb4 Qc7 15. Nbd2 Nd5 16. Qh4 Qf4 17. Ne4 Qxh4 18. Nxh4 Rc4 19. Rae1 f5 20. Nxf5 gxf5 21. Ng5 Rd6 22. f4 Bf6 23. Rf3 Rxf4 24. Rg3 Rg4 25. Rxg4 fxg4 26. Ne4 Re6 27. Nxf6+ Rxf6 28. c4 Nf4 29. Rxe7 Rf7 30. Re4 Kf8 31. b4 h5 32. Kf2 h4 33. g3 Nh3+ 34. Ke3 hxg3 35. hxg3 Rf3+ 36. Kd4 Rxg3 37. a4 Ng5 38. Rf4+ Ke7 39. Ke5 Nf7+ 40. Kd5 Rg1 41. Re4+ Kd7 42. Rf4 Ng5 43. Rf5 Rd1+ 44. Ke5 Nf3+ 45. Kf6 g3 46. Rxf3 g2 47. Rg3 g1Q 0-1

