[Event "New York 1000 GM Winter GM-A"]
[Site "New York"]
[Date "2024.01.15"]
[Round "9"]
[White "Barbosa, Oliver"]
[Black "Mardov, Dimitar"]
[Result "1/2-1/2"]
[ECO "A07"]
[WhiteElo "2482"]
[BlackElo "2453"]
[PlyCount "10"]
[EventDate "2024.01.11"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "USA"]
[EventCategory "8"]
[SourceTitle "CB04_2024"]
[SourceDate "2023.10.16"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.16"]
[SourceQuality "1"]

1. Nf3 d5 2. g3 Bg4 3. Bg2 c6 4. 0-0 Nd7 5. d4 e6 1/2-1/2

[Event "New York 1000 GM Winter GM-A"]
[Site "New York"]
[Date "2024.01.15"]
[Round "8"]
[White "Hardaway, Brewington"]
[Black "Barbosa, Oliver"]
[Result "1/2-1/2"]
[ECO "B17"]
[WhiteElo "2427"]
[BlackElo "2482"]
[PlyCount "15"]
[EventDate "2024.01.11"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "USA"]
[EventCategory "8"]
[SourceTitle "CB04_2024"]
[SourceDate "2023.10.16"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.16"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. Nd2 dxe4 4. Nxe4 Nd7 5. Ng5 Ngf6 6. Bd3 e6 7. N1f3 Bd6 8. Qe2 1/2-1/2

[Event "New York 1000 GM Winter GM-A"]
[Site "New York"]
[Date "2024.01.14"]
[Round "7"]
[White "Barbosa, Oliver"]
[Black "Schitco, Ivan"]
[Result "1/2-1/2"]
[ECO "D26"]
[WhiteElo "2482"]
[BlackElo "2521"]
[PlyCount "10"]
[EventDate "2024.01.11"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "USA"]
[EventCategory "8"]
[SourceTitle "CB04_2024"]
[SourceDate "2023.10.16"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.16"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 Nf6 3. c4 dxc4 4. e3 e6 5. Bxc4 a6 1/2-1/2

[Event "New York 1000 GM Winter GM-A"]
[Site "New York"]
[Date "2024.01.14"]
[Round "6"]
[White "Korley, Kassa"]
[Black "Barbosa, Oliver"]
[Result "0-1"]
[ECO "D45"]
[WhiteElo "2442"]
[BlackElo "2482"]
[PlyCount "100"]
[EventDate "2024.01.11"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "USA"]
[EventCategory "8"]
[SourceTitle "CB04_2024"]
[SourceDate "2023.10.16"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.16"]
[SourceQuality "1"]

1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. e3 e6 5. Be2 Nbd7 6. 0-0 Bd6 7. Nc3 0-0 8. Qc2 dxc4 9. a4 e5 10. Bxc4 Qe7 11. h3 a5 12. Bb3 Bc7 13. Bd2 g6 14. Rae1 b6 15. Nb5 cxb5 16. Qxc7 bxa4 17. dxe5 axb3 18. exf6 Qd8 19. Qf4 Qxf6 20. Qe4 Ba6 21. Bc3 Qe6 22. Qd4 f6 23. Ng5 Qc6 24. Ne4 Rae8 25. f3 Bxf1 26. Rxf1 Nc5 27. Nf2 Na4 28. Rc1 Rd8 29. Qh4 Nxc3 30. Rxc3 Qe6 31. Qa4 Rc8 32. Rxb3 Rfd8 33. Qb5 Rc6 34. Ne4 Rd1+ 35. Kh2 h5 36. h4 Qd5 37. Qa6 Qe5+ 38. Ng3 Qc7 39. f4 Kg7 40. Qe2 Rcc1 41. Qf3 f5 42. e4 Qd8 43. Nxf5+ Kh7 44. Kg3 a4 45. Re3 Rf1 46. Qe2 Qf6 47. Rd3 Qf7 48. Rd5 gxf5 49. Rxf5 Qg8+ 50. Rg5 Qb3+ 0-1

[Event "New York 1000 GM Winter GM-A"]
[Site "New York"]
[Date "2024.01.13"]
[Round "4"]
[White "Barbosa, Oliver"]
[Black "Ostrovskiy, Aleksandr A"]
[Result "1/2-1/2"]
[ECO "D37"]
[WhiteElo "2482"]
[BlackElo "2399"]
[PlyCount "20"]
[EventDate "2024.01.11"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "USA"]
[EventCategory "8"]
[SourceTitle "CB04_2024"]
[SourceDate "2023.10.16"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.16"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Nc3 a6 5. cxd5 exd5 6. Bg5 Be6 7. e3 Nbd7 8. Bd3 c6 9. h3 Bd6 10. 0-0 0-0 1/2-1/2

[Event "New York 1000 GM Winter GM-A"]
[Site "New York"]
[Date "2024.01.13"]
[Round "5"]
[White "Ghazarian, Kirk Vagho"]
[Black "Barbosa, Oliver"]
[Result "1/2-1/2"]
[ECO "D12"]
[WhiteElo "2432"]
[BlackElo "2482"]
[PlyCount "29"]
[EventDate "2024.01.11"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "USA"]
[EventCategory "8"]
[SourceTitle "CB04_2024"]
[SourceDate "2023.10.16"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.16"]
[SourceQuality "1"]

1. c4 c6 2. Nf3 d5 3. d4 Nf6 4. e3 Bf5 5. Nc3 e6 6. Nh4 Be4 7. f3 Bg6 8. Qb3 Qc7 9. Bd2 dxc4 10. Bxc4 a6 11. Rc1 Nbd7 12. Nxg6 hxg6 13. f4 b5 14. Be2 c5 15. Bf3 1/2-1/2

[Event "New York 1000 GM Winter GM-A"]
[Site "New York"]
[Date "2024.01.12"]
[Round "2"]
[White "Barbosa, Oliver"]
[Black "Stearman, Josiah P"]
[Result "1/2-1/2"]
[ECO "D27"]
[WhiteElo "2482"]
[BlackElo "2455"]
[PlyCount "14"]
[EventDate "2024.01.11"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "USA"]
[EventCategory "8"]
[SourceTitle "CB04_2024"]
[SourceDate "2023.10.16"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.16"]
[SourceQuality "1"]

1. d4 d5 2. c4 dxc4 3. Nf3 Nf6 4. e3 e6 5. Bxc4 a6 6. 0-0 c5 7. dxc5 Bxc5 1/2-1/2

[Event "New York 1000 GM Winter GM-A"]
[Site "New York"]
[Date "2024.01.12"]
[Round "3"]
[White "Huston, Gus"]
[Black "Barbosa, Oliver"]
[Result "1/2-1/2"]
[ECO "B19"]
[WhiteElo "2428"]
[BlackElo "2482"]
[PlyCount "121"]
[EventDate "2024.01.11"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "USA"]
[EventCategory "8"]
[SourceTitle "CB04_2024"]
[SourceDate "2023.10.16"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.16"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Bf5 5. Ng3 Bg6 6. Nf3 Nd7 7. h4 h6 8. h5 Bh7 9. Bd3 Bxd3 10. Qxd3 e6 11. Bf4 Qa5+ 12. Bd2 Bb4 13. c3 Be7 14. c4 Qc7 15. 0-0 Ngf6 16. Rfe1 0-0 17. Bc3 Rad8 18. Rad1 Rfe8 19. Qe2 c5 20. Ne5 cxd4 21. Bxd4 Nxe5 22. Bxe5 Qa5 23. a3 Qa4 24. Rc1 Rd7 25. Ne4 Nxe4 26. Qxe4 Bg5 27. f4 Bh4 28. Rf1 Qc6 29. Qxc6 bxc6 30. Rcd1 Red8 31. Rxd7 Rxd7 32. Rf3 f6 33. Bc3 Rd1+ 34. Kh2 f5 35. g3 Be7 36. Re3 Kf7 37. Kg2 Bc5 38. Re1 Rd3 39. Re5 Bb6 40. a4 Ke7 41. c5 Bc7 42. Re2 Kf7 43. Rd2 Rxd2+ 44. Bxd2 e5 45. Kf3 g6 46. hxg6+ Kxg6 47. fxe5 Bxe5 48. b4 a6 49. b5 cxb5 50. axb5 axb5 51. c6 Kf7 52. Bxh6 b4 53. Bd2 b3 54. Bc3 Bc7 55. g4 fxg4+ 56. Kxg4 Ke6 57. Kf3 Kd5 58. Ke2 Kxc6 59. Kd1 Bf4 60. Bd2 Bxd2 61. Kxd2 1/2-1/2

[Event "New York 1000 GM Winter GM-A"]
[Site "New York"]
[Date "2024.01.11"]
[Round "1"]
[White "Galyas, Miklos"]
[Black "Barbosa, Oliver"]
[Result "1/2-1/2"]
[ECO "C47"]
[WhiteElo "2423"]
[BlackElo "2482"]
[PlyCount "21"]
[EventDate "2024.01.11"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "USA"]
[EventCategory "8"]
[SourceTitle "CB04_2024"]
[SourceDate "2023.10.16"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.16"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Nc3 Nf6 4. d4 exd4 5. Nxd4 Bb4 6. Nxc6 bxc6 7. Bd3 d5 8. exd5 cxd5 9. 0-0 0-0 10. h3 c6 11. Qf3 1/2-1/2

[Event "New York Marshall Labor Day GM"]
[Site "New York"]
[Date "2023.09.04"]
[Round "8"]
[White "Barbosa, Oliver"]
[Black "Jacobson, Aaron"]
[Result "1-0"]
[ECO "E05"]
[WhiteElo "2476"]
[BlackElo "2343"]
[PlyCount "51"]
[EventDate "2023.08.31"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "USA"]
[EventCategory "6"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. Nf3 d5 2. d4 Nf6 3. c4 e6 4. g3 Be7 5. Bg2 0-0 6. 0-0 dxc4 7. Qa4 a6 8. Qxc4 b5 9. Qc2 Bb7 10. Bf4 Nd5 11. Nc3 Nxf4 12. gxf4 Nd7 13. Rfd1 Qc8 14. e3 c5 15. d5 exd5 16. Nxd5 Bxd5 17. Rxd5 Qc7 18. a4 Rab8 19. axb5 axb5 20. Nd4 Rfc8 21. Rh5 Nf6 22. Nc6 Bf8 23. Rh3 Rb6 24. Ra7 Qd6 25. Ne5 Be7 26. Nd7 1-0

[Event "New York Marshall Labor Day GM"]
[Site "New York"]
[Date "2023.09.04"]
[Round "9"]
[White "Nakada, Akira W"]
[Black "Barbosa, Oliver"]
[Result "1/2-1/2"]
[ECO "A11"]
[WhiteElo "2369"]
[BlackElo "2476"]
[PlyCount "13"]
[EventDate "2023.08.31"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "USA"]
[EventCategory "6"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. c4 c6 2. Nf3 d5 3. e3 Nf6 4. Nc3 e6 5. b3 Bd6 6. Bb2 0-0 7. d4 1/2-1/2

[Event "New York Marshall Labor Day GM"]
[Site "New York"]
[Date "2023.09.03"]
[Round "6"]
[White "Barbosa, Oliver"]
[Black "Chen, Justin"]
[Result "1-0"]
[ECO "E05"]
[WhiteElo "2476"]
[BlackElo "2376"]
[PlyCount "117"]
[EventDate "2023.08.31"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "USA"]
[EventCategory "6"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. c4 e6 2. Nf3 d5 3. d4 Nf6 4. g3 Be7 5. Bg2 0-0 6. 0-0 dxc4 7. Qc2 a6 8. a4 Bd7 9. Qxc4 Bc6 10. Bg5 Bd5 11. Qc2 Be4 12. Qc1 h6 13. Bxf6 Bxf6 14. Nc3 Bxf3 15. Bxf3 c6 16. e3 a5 17. h4 Na6 18. Ne4 Be7 19. Nd2 Nb4 20. Nc4 Qc7 21. Qb1 Rfd8 22. Qe4 c5 23. dxc5 Qxc5 24. Qxb7 Rab8 25. Qe4 Nd3 26. Rab1 Qb4 27. b3 Nc5 28. Qc2 Bf6 29. Rfc1 Nd3 30. Rd1 Ne5 31. Be2 Rxd1+ 32. Rxd1 Qc5 33. Qe4 Nxc4 34. bxc4 h5 35. Rd7 g6 36. g4 hxg4 37. Bxg4 Rd8 38. Rb7 Qe5 39. Qxe5 Bxe5 40. h5 Rb8 41. Ra7 f5 42. Bf3 gxh5 43. Bxh5 Rb4 44. Rxa5 Bc3 45. Ra7 Rxc4 46. Bf7+ Kh8 47. Bxe6 Rc5 48. Rf7 Ra5 49. Bb3 Be5 50. Kg2 f4 51. exf4 Bd4 52. Rd7 Bf6 53. Kg3 Rc5 54. Kg4 Ra5 55. f5 Ra6 56. Kh5 Bc3 57. f4 Bb2 58. Be6 Rxa4 59. Kg6 1-0

[Event "New York Marshall Labor Day GM"]
[Site "New York"]
[Date "2023.09.03"]
[Round "7"]
[White "Huston, Gus"]
[Black "Barbosa, Oliver"]
[Result "0-1"]
[ECO "B12"]
[WhiteElo "2439"]
[BlackElo "2476"]
[PlyCount "73"]
[EventDate "2023.08.31"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "USA"]
[EventCategory "6"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. e5 Bf5 4. h4 h5 5. Bd3 Bxd3 6. Qxd3 e6 7. Nf3 Qa5+ 8. Nbd2 Qa6 9. c4 Ne7 10. 0-0 Nf5 11. b3 Nd7 12. a4 Bb4 13. Ba3 Bxa3 14. Rxa3 0-0 15. Rb1 Rfd8 16. b4 dxc4 17. Nxc4 b6 18. Rd1 Nf8 19. Qc2 Ng6 20. g3 Qb7 21. Rad3 Rd7 22. Ng5 Rad8 23. Qe2 Qa6 24. Nd6 Nxd6 25. exd6 Nf8 26. Qxh5 Qxa4 27. Qf3 Qxb4 28. h5 Qxd6 29. h6 Qd5 30. hxg7 Nh7 31. Ne4 f5 32. Nd2 Ng5 33. Qh5 Rxg7 34. Re1 Ne4 35. Nf3 Qa2 36. Rf1 Nxg3 37. Ng5 0-1

[Event "New York Marshall Labor Day GM"]
[Site "New York"]
[Date "2023.09.02"]
[Round "4"]
[White "Barbosa, Oliver"]
[Black "Hardaway, Brewington"]
[Result "1-0"]
[ECO "D36"]
[WhiteElo "2476"]
[BlackElo "2378"]
[PlyCount "93"]
[EventDate "2023.08.31"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "USA"]
[EventCategory "6"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. c4 e6 2. d4 d5 3. Nc3 Nf6 4. cxd5 exd5 5. Bg5 c6 6. e3 Be7 7. Bd3 Nbd7 8. h3 0-0 9. Qc2 Re8 10. Nf3 Nf8 11. 0-0 g6 12. Bf4 Ne6 13. Bh2 Ng7 14. Rab1 Bf5 15. b4 a6 16. a4 Bd6 17. Bxd6 Qxd6 18. Rfc1 Bxd3 19. Qxd3 Nf5 20. b5 axb5 21. axb5 Ra3 22. bxc6 bxc6 23. Qc2 Rea8 24. Rb7 R3a7 25. Rxa7 Rxa7 26. Ne2 Rc7 27. Nf4 Ne4 28. Qb1 Kg7 29. Qb2 Rc8 30. Ne5 Rb8 31. Qa1 Ne7 32. Qa7 Rc8 33. h4 Rc7 34. Qb6 Nf6 35. Qb8 Qa3 36. Qxc7 Qxc1+ 37. Kh2 Qa3 38. Nfd3 Nfg8 39. Nc5 Qb2 40. Ng4 Qc2 41. Qe5+ Kf8 42. Nd7+ Ke8 43. Qd6 f5 44. Nge5 Qb2 45. Nc5 Qxf2 46. Qd7+ Kf8 47. Ne6# 1-0

[Event "New York Marshall Labor Day GM"]
[Site "New York"]
[Date "2023.09.02"]
[Round "5"]
[White "Luo, Terry"]
[Black "Barbosa, Oliver"]
[Result "1-0"]
[ECO "A61"]
[WhiteElo "2351"]
[BlackElo "2476"]
[PlyCount "65"]
[EventDate "2023.08.31"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "USA"]
[EventCategory "6"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nc3 c5 4. d5 exd5 5. cxd5 d6 6. Nf3 g6 7. h3 Bg7 8. Bf4 0-0 9. e3 a6 10. a4 Qe7 11. Be2 Nbd7 12. 0-0 Rb8 13. Nd2 Ne5 14. a5 Nfd7 15. Bg3 f5 16. Re1 b5 17. axb6 Rxb6 18. Qc2 g5 19. f4 Ng6 20. Bd3 gxf4 21. exf4 Qf6 22. Kh1 Bh6 23. Nc4 Rb4 24. Re6 Qg7 25. Nxd6 Nxf4 26. Nxf5 Rxf5 27. Bxf5 Nxe6 28. Bxe6+ Kh8 29. Bh2 Rd4 30. Rf1 Rd2 31. Qe4 Qd4 32. Bxd7 Qxe4 33. Nxe4 1-0

[Event "New York Marshall Labor Day GM"]
[Site "New York"]
[Date "2023.09.01"]
[Round "2"]
[White "Barbosa, Oliver"]
[Black "Paragua, Mark"]
[Result "1/2-1/2"]
[ECO "D56"]
[WhiteElo "2476"]
[BlackElo "2433"]
[PlyCount "30"]
[EventDate "2023.08.31"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "USA"]
[EventCategory "6"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nf3 Nf6 4. Nc3 Be7 5. Bg5 0-0 6. e3 h6 7. Bh4 Ne4 8. Bxe7 Qxe7 9. Qc2 Nxc3 10. Qxc3 dxc4 11. Bxc4 b6 12. 0-0 Bb7 13. Be2 Rc8 14. Rac1 Nd7 15. b4 a5 1/2-1/2

[Event "New York Marshall Labor Day GM"]
[Site "New York"]
[Date "2023.09.01"]
[Round "3"]
[White "Ilhomzoda, I."]
[Black "Barbosa, Oliver"]
[Result "1/2-1/2"]
[ECO "B22"]
[WhiteElo "2269"]
[BlackElo "2476"]
[PlyCount "21"]
[EventDate "2023.08.31"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "USA"]
[EventCategory "6"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e4 c5 2. c3 Nf6 3. e5 Nd5 4. d4 cxd4 5. cxd4 d6 6. Nf3 Nc6 7. Bc4 e6 8. 0-0 Be7 9. a3 0-0 10. Bd3 Qb6 11. Bc2 1/2-1/2

[Event "New York Marshall Labor Day GM"]
[Site "New York"]
[Date "2023.08.31"]
[Round "1"]
[White "Nagy, Gabor"]
[Black "Barbosa, Oliver"]
[Result "1/2-1/2"]
[ECO "D79"]
[WhiteElo "2452"]
[BlackElo "2476"]
[PlyCount "14"]
[EventDate "2023.08.31"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "USA"]
[EventCategory "6"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. Nf3 d5 2. g3 g6 3. Bg2 Bg7 4. d4 Nf6 5. 0-0 0-0 6. c4 c6 7. cxd5 cxd5 1/2-1/2

[Event "Redmond PNWCC Schev 1"]
[Site "Redmond"]
[Date "2023.08.25"]
[Round "10.5"]
[White "He, Anthony B"]
[Black "Barbosa, Oliver"]
[Result "1/2-1/2"]
[ECO "B10"]
[WhiteElo "2501"]
[BlackElo "2476"]
[PlyCount "87"]
[EventDate "2023.08.19"]
[EventType "schev"]
[EventRounds "10"]
[EventCountry "USA"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]
[WhiteTeam "Challengers"]
[BlackTeam "Masters"]
[WhiteTeamCountry "USA"]
[BlackTeamCountry "USA"]

1. e4 c6 2. Nf3 d5 3. d3 dxe4 4. dxe4 Qxd1+ 5. Kxd1 Nf6 6. Nbd2 Bg4 7. Be2 Nbd7 8. Ne1 Nc5 9. Bxg4 Nxg4 10. Ke2 0-0-0 11. f3 Ne5 12. Rb1 g6 13. f4 Ned7 14. Nd3 Bh6 15. Rf1 Nxd3 16. cxd3 Nc5 17. Rf3 f5 18. exf5 gxf5 19. Nc4 Rhg8 20. g3 Bg7 21. Be3 Bd4 22. Bxd4 Rxd4 23. Rc1 Rgd8 24. Ne5 Ne6 25. Re3 Rb4 26. b3 Nd4+ 27. Kd2 Rb5 28. Nf3 Nxf3+ 29. Rxf3 Ra5 30. a4 Rd6 31. Re1 Rh6 32. Rxe7 Rxh2+ 33. Re2 Rxe2+ 34. Kxe2 b5 35. Rf1 bxa4 36. bxa4 Rxa4 37. Rh1 Kc7 38. Kd2 Rd4 39. Rxh7+ Rd7 40. Rh5 Rg7 41. Rxf5 Rxg3 42. Kc3 Kb6 43. Rf8 a5 44. f5 1/2-1/2

[Event "Redmond PNWCC Schev 1"]
[Site "Redmond"]
[Date "2023.08.24"]
[Round "9.5"]
[White "Barbosa, Oliver"]
[Black "He, Anthony B"]
[Result "1/2-1/2"]
[ECO "A07"]
[WhiteElo "2476"]
[BlackElo "2501"]
[PlyCount "39"]
[EventDate "2023.08.19"]
[EventType "schev"]
[EventRounds "10"]
[EventCountry "USA"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]
[WhiteTeam "Masters"]
[BlackTeam "Challengers"]
[WhiteTeamCountry "USA"]
[BlackTeamCountry "USA"]

1. Nf3 d5 2. g3 g6 3. Bg2 Bg7 4. 0-0 e5 5. d3 Nc6 6. c4 dxc4 7. dxc4 Qxd1 8. Rxd1 Be6 9. Na3 f6 10. Nb5 Rc8 11. b3 Nge7 12. Ba3 a6 13. Nc3 Kf7 14. Ne4 Rcd8 15. Nfg5+ fxg5 16. Nxg5+ Kf6 17. Ne4+ Kf7 18. Ng5+ Kf6 19. Ne4+ Kf7 20. Ng5+ 1/2-1/2

[Event "Redmond PNWCC Schev 1"]
[Site "Redmond"]
[Date "2023.08.23"]
[Round "8.5"]
[White "Barbosa, Oliver"]
[Black "Harish, Neeraj"]
[Result "1-0"]
[ECO "D30"]
[WhiteElo "2476"]
[BlackElo "2040"]
[PlyCount "135"]
[EventDate "2023.08.19"]
[EventType "schev"]
[EventRounds "10"]
[EventCountry "USA"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]
[WhiteTeam "Masters"]
[BlackTeam "Challengers"]
[WhiteTeamCountry "USA"]
[BlackTeamCountry "USA"]

1. c4 e6 2. Nf3 d5 3. d4 h6 4. g3 Nf6 5. Bg2 Bd6 6. 0-0 0-0 7. Nc3 Nc6 8. b3 Re8 9. Bf4 Bxf4 10. gxf4 Ne7 11. e3 b6 12. Ne5 Bb7 13. Rc1 Rc8 14. b4 Nf5 15. c5 bxc5 16. bxc5 Ne4 17. Qa4 Nxc3 18. Rxc3 a5 19. Qb5 Rb8 20. Qd7 Qxd7 21. Nxd7 Rbd8 22. Rb1 Ba8 23. Ne5 f6 24. Nf3 Bc6 25. h4 Kf7 26. Bf1 Ke7 27. Bd3 h5 28. Kf1 Rg8 29. Ke1 Kd7 30. Kd2 Ra8 31. Rcb3 Rae8 32. Kc3 Ra8 33. Rh1 Rae8 34. Ne1 Ra8 35. Rh3 Rae8 36. Ng2 Rd8 37. Ra3 Ra8 38. f3 g6 39. e4 Ne7 40. Ne3 f5 41. e5 Rgb8 42. Rh2 Kc8 43. Rb2 Rb7 44. Nd1 Rba7 45. Nf2 Kd7 46. Nh3 Ng8 47. Ng5 Ne7 48. Rb1 Rh8 49. Rab3 Raa8 50. Bc2 Raf8 51. Bd3 Ra8 52. Bb5 Bxb5 53. Rxb5 Nc6 54. Rh1 Rab8 55. Rxb8 Rxb8 56. Rg1 Rb4 57. Nh7 Nxd4 58. Kd3 Nxf3 59. Rxg6 Nxh4 60. Rg7+ Kc6 61. Nf8 Kxc5 62. Nxe6+ Kb6 63. Nxc7 Re4 64. e6 Ng6 65. Na8+ Kc6 66. Rxg6 Rxf4 67. e7+ Kd7 68. Re6 1-0

[Event "Redmond PNWCC Schev 1"]
[Site "Redmond"]
[Date "2023.08.22"]
[Round "7.5"]
[White "Harish, Neeraj"]
[Black "Barbosa, Oliver"]
[Result "0-1"]
[ECO "B90"]
[WhiteElo "2040"]
[BlackElo "2476"]
[PlyCount "106"]
[EventDate "2023.08.19"]
[EventType "schev"]
[EventRounds "10"]
[EventCountry "USA"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]
[WhiteTeam "Challengers"]
[BlackTeam "Masters"]
[WhiteTeamCountry "USA"]
[BlackTeamCountry "USA"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bd3 e5 7. Nde2 Be7 8. 0-0 0-0 9. Ng3 Be6 10. Nd5 Bxd5 11. exd5 g6 12. c4 Nbd7 13. Kh1 Rc8 14. b3 Re8 15. f4 Qb6 16. Bc2 exf4 17. Bxf4 Bf8 18. Qf3 Bg7 19. Rae1 Rxe1 20. Rxe1 Qa5 21. Re2 Qxa2 22. Bxd6 b5 23. h3 bxc4 24. bxc4 Qxc4 25. Bd3 Qd4 26. Qe3 Nxd5 27. Qxd4 Bxd4 28. Rd2 Be3 29. Rd1 Rc6 30. Ba3 Nc3 31. Re1 Bf2 32. Re8+ Kg7 33. Nf1 Nc5 34. Bc4 Bd4 35. Ra8 Nb5 36. Bb4 Ne4 37. Bd5 Ng3+ 38. Nxg3 Rc1+ 39. Kh2 Bg1+ 40. Kh1 Bc5+ 41. Kh2 Bxb4 42. Rxa6 Bd6 43. h4 h5 44. Kh3 Be5 45. Rc6 Re1 46. Bf3 Nd4 47. Rc5 Kh6 48. Rd5 Kh7 49. Rd7 Kg7 50. Bd5 Ne2 51. Rxf7+ Kh6 52. Rf1 Rxf1 53. Nxf1 Ng1# 0-1

[Event "Redmond PNWCC Schev 1"]
[Site "Redmond"]
[Date "2023.08.21"]
[Round "5.5"]
[White "Barbosa, Oliver"]
[Black "Sripada, Havish"]
[Result "1-0"]
[ECO "A13"]
[WhiteElo "2476"]
[BlackElo "2132"]
[PlyCount "109"]
[EventDate "2023.08.19"]
[EventType "schev"]
[EventRounds "10"]
[EventCountry "USA"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]
[WhiteTeam "Masters"]
[BlackTeam "Challengers"]
[WhiteTeamCountry "USA"]
[BlackTeamCountry "USA"]

1. c4 e6 2. Nf3 Nf6 3. g3 d5 4. Bg2 d4 5. 0-0 Be7 6. e3 Nc6 7. d3 dxe3 8. Bxe3 e5 9. Nc3 0-0 10. a3 a5 11. Re1 Ng4 12. Bc1 Bc5 13. Ne4 Be7 14. h3 Nf6 15. Nc3 Bd6 16. Nb5 Re8 17. Bg5 h6 18. Bxf6 Qxf6 19. c5 Bxc5 20. Nxc7 Be6 21. b4 Ba7 22. Rb1 Qg6 23. b5 e4 24. Rxe4 Qxg3 25. Nxe8 Bxf2+ 26. Kh1 Ne7 27. Qe2 Rxe8 28. Rf1 Ba7 29. Rxe6 fxe6 30. Qxe6+ Kh8 31. Qd7 Qb8 32. Ne5 Qc8 33. Re1 Qxd7 34. Nxd7 Bf2 35. Re2 Bh4 36. Bxb7 Rd8 37. Ne5 Rb8 38. Bc6 Nf5 39. Kg2 Kh7 40. a4 Bg5 41. Be4 g6 42. Bxf5 gxf5 43. Nc6 Rg8 44. Kf3 Bd8 45. Re5 f4 46. Nxd8 Rxd8 47. Ke4 Rf8 48. Kf3 Rd8 49. b6 Rxd3+ 50. Kxf4 Rd4+ 51. Ke3 Rxa4 52. Rb5 Ra1 53. b7 Re1+ 54. Kf2 Re8 55. b8Q 1-0

[Event "Redmond PNWCC Schev 1"]
[Site "Redmond"]
[Date "2023.08.21"]
[Round "6.5"]
[White "Sripada, Havish"]
[Black "Barbosa, Oliver"]
[Result "0-1"]
[ECO "B80"]
[WhiteElo "2132"]
[BlackElo "2476"]
[PlyCount "118"]
[EventDate "2023.08.19"]
[EventType "schev"]
[EventRounds "10"]
[EventCountry "USA"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]
[WhiteTeam "Challengers"]
[BlackTeam "Masters"]
[WhiteTeamCountry "USA"]
[BlackTeamCountry "USA"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. f3 e6 7. Be3 b5 8. a3 Bb7 9. Qd2 Nbd7 10. g4 Nb6 11. 0-0-0 Rc8 12. h4 Nfd7 13. Qe1 Ne5 14. Bg1 h6 15. Kb1 Be7 16. Rh3 Nbc4 17. Be2 Ng6 18. Bxc4 Rxc4 19. Qe3 Ne5 20. Rh2 b4 21. axb4 Rxb4 22. Nb3 a5 23. Na2 Rc4 24. Qa7 Qc8 25. Nxa5 Rc7 26. Qe3 Qa8 27. Nb3 0-0 28. g5 h5 29. Rc1 Ba6 30. Rg2 Bc4 31. Rd1 Rb8 32. f4 Ng4 33. Rxg4 hxg4 34. h5 Qc6 35. Rc1 Ra8 36. h6 Bf8 37. f5 Qa6 38. Nc3 Rca7 39. Qxa7 Rxa7 40. Bxa7 Qxa7 41. hxg7 Bxg7 42. f6 Bf8 43. e5 d5 44. Nd2 Qe3 45. Nxc4 dxc4 46. g6 fxg6 47. f7+ Kxf7 48. Rf1+ Kg7 49. Nd1 Qe2 50. Rg1 Bc5 51. Nc3 Qf3 52. Rd1 g3 53. b4 cxb3 54. Rd7+ Kh6 55. Rd8 Qxc3 56. cxb3 g2 57. Rd1 Ba3 58. Rd2 Qxd2 59. Ka1 Qb2# 0-1

[Event "Redmond PNWCC Schev 1"]
[Site "Redmond"]
[Date "2023.08.20"]
[Round "4.5"]
[White "Barbosa, Oliver"]
[Black "Lee, Megan Shuen Hui"]
[Result "1-0"]
[ECO "A07"]
[WhiteElo "2476"]
[BlackElo "2242"]
[PlyCount "105"]
[EventDate "2023.08.19"]
[EventType "schev"]
[EventRounds "10"]
[EventCountry "USA"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]
[WhiteTeam "Masters"]
[BlackTeam "Challengers"]
[WhiteTeamCountry "USA"]
[BlackTeamCountry "USA"]

1. Nf3 d5 2. g3 g6 3. Bg2 Bg7 4. 0-0 e5 5. d3 Ne7 6. e4 0-0 7. Nbd2 Nbc6 8. a4 a5 9. c3 h6 10. Re1 Be6 11. exd5 Bxd5 12. Qc2 Qd7 13. b3 Rad8 14. Ba3 Rfe8 15. Rad1 Nf5 16. h4 h5 17. Ne4 b6 18. Nfd2 Nh6 19. Nc4 Ng4 20. Bc1 Qc8 21. f3 Nf6 22. Bg5 Bxe4 23. dxe4 Rxd1 24. Rxd1 Rd8 25. Re1 Re8 26. Kh2 Nh7 27. Bh3 Qa8 28. Bc1 Nf6 29. Qe2 Nd8 30. Rd1 Nb7 31. Be3 Bf8 32. Bg5 Nh7 33. Bd7 Nxg5 34. Bxe8 Nxf3+ 35. Qxf3 Qxe8 36. Ne3 Qe6 37. Nd5 Bd6 38. Qf6 Qxf6 39. Nxf6+ Kf8 40. Nd5 Nc5 41. Nxb6 Nxe4 42. Nd5 Nc5 43. Rb1 Ne4 44. b4 c6 45. Nb6 Bc7 46. bxa5 Nc5 47. Nd7+ Nxd7 48. Rb7 Bxa5 49. Rxd7 Bxc3 50. Rc7 Bd4 51. a5 e4 52. a6 e3 53. a7 1-0

[Event "Redmond PNWCC Schev 1"]
[Site "Redmond"]
[Date "2023.08.20"]
[Round "3.5"]
[White "Lee, Megan Shuen Hui"]
[Black "Barbosa, Oliver"]
[Result "0-1"]
[ECO "B52"]
[WhiteElo "2242"]
[BlackElo "2476"]
[PlyCount "102"]
[EventDate "2023.08.19"]
[EventType "schev"]
[EventRounds "10"]
[EventCountry "USA"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]
[WhiteTeam "Challengers"]
[BlackTeam "Masters"]
[WhiteTeamCountry "USA"]
[BlackTeamCountry "USA"]

1. e4 c5 2. Nf3 d6 3. Bb5+ Bd7 4. Bxd7+ Qxd7 5. 0-0 Nc6 6. c4 g6 7. Nc3 Bg7 8. Re1 e6 9. d3 Nge7 10. Bd2 0-0 11. a3 a6 12. Rb1 Rab8 13. Qc1 b5 14. Bh6 Nd4 15. Nxd4 cxd4 16. Bxg7 Kxg7 17. Ne2 e5 18. b3 Rb6 19. Ng3 f6 20. Nf1 bxc4 21. dxc4 Rfb8 22. Nd2 Nc6 23. Qc2 a5 24. c5 dxc5 25. Qxc5 Rb5 26. Qc4 Nd8 27. Rec1 Ne6 28. b4 axb4 29. Rxb4 d3 30. g3 Kh6 31. Rc3 Rxb4 32. axb4 Rd8 33. b5 Nf4 34. gxf4 Qg4+ 35. Kh1 Qd1+ 36. Kg2 Qxd2 37. Qc7 Rd4 38. Qc8 Qxf4 39. Qh3+ Kg5 40. Rxd3 Qxe4+ 41. Rf3 Qd5 42. Kg1 h5 43. Qg2+ Kh6 44. h3 e4 45. Rg3 Rd1+ 46. Kh2 Qe5 47. h4 Qf4 48. Qh3 Qxf2+ 49. Rg2 Qf4+ 50. Qg3 Qxg3+ 51. Kxg3 Rb1 0-1

[Event "Redmond PNWCC Schev 1"]
[Site "Redmond"]
[Date "2023.08.19"]
[Round "1.2"]
[White "Barbosa, Oliver"]
[Black "Stearman, Josiah P"]
[Result "0-1"]
[ECO "E18"]
[WhiteElo "2476"]
[BlackElo "2453"]
[PlyCount "58"]
[EventDate "2023.08.19"]
[EventType "schev"]
[EventRounds "10"]
[EventCountry "USA"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. c4 Nf6 2. Nf3 b6 3. g3 Bb7 4. Bg2 e6 5. 0-0 d5 6. d4 Nbd7 7. cxd5 exd5 8. Nc3 Be7 9. Ne5 c6 10. Bf4 0-0 11. Rc1 Nxe5 12. Bxe5 Re8 13. Qb3 Nd7 14. Bf4 Nf8 15. e4 dxe4 16. Nxe4 Ne6 17. Be5 Nxd4 18. Bxd4 Qxd4 19. Rfd1 Qe5 20. Rd7 Bc8 21. f4 Qh5 22. Bf3 Qg6 23. Rc7 Be6 24. Qa4 Bd5 25. Re1 Bc5+ 26. Kg2 f5 27. Nxc5 Bxf3+ 28. Kf2 Rxe1 29. Kxe1 Qe8+ 0-1

[Event "Redmond PNWCC Schev 1"]
[Site "Redmond"]
[Date "2023.08.19"]
[Round "2.5"]
[White "Stearman, Josiah P"]
[Black "Barbosa, Oliver"]
[Result "1/2-1/2"]
[ECO "B90"]
[WhiteElo "2453"]
[BlackElo "2476"]
[PlyCount "204"]
[EventDate "2023.08.19"]
[EventType "schev"]
[EventRounds "10"]
[EventCountry "USA"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]
[WhiteTeam "Challengers"]
[BlackTeam "Masters"]
[WhiteTeamCountry "USA"]
[BlackTeamCountry "USA"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bd3 Nc6 7. Nxc6 bxc6 8. 0-0 g6 9. b3 Bg7 10. Bb2 0-0 11. Na4 Qc7 12. h3 e5 13. c4 Be6 14. Re1 Nh5 15. Bf1 Nf4 16. Kh2 f5 17. g3 Nh5 18. Qd2 fxe4 19. Rxe4 Qa7 20. c5 d5 21. Rxe5 Bxe5 22. Bxe5 Qf7 23. f4 Nf6 24. Bg2 Ne4 25. Qe3 g5 26. Nc3 Nxc3 27. Qxc3 Qh5 28. g4 Bxg4 29. Rg1 Be6 30. Qg3 g4 31. Re1 Qg6 32. Qh4 Rae8 33. Re3 h5 34. hxg4 Bxg4 35. Bf1 Qc2+ 36. Kh1 Rf5 37. Bd3 Qd1+ 38. Kg2 Rexe5 39. Bxf5 Qd2+ 40. Kh1 Bf3+ 41. Rxf3 Re1+ 42. Qxe1 Qxe1+ 43. Kg2 h4 44. Bd3 Kg7 45. Bxa6 Qa5 46. Bf1 Qxa2+ 47. Kh3 Kf6 48. Kxh4 Qc2 49. b4 Qd1 50. Kg4 Qa4 51. Rh3 Kg7 52. b5 cxb5 53. Bd3 b4 54. Kg5 Qd1 55. Rh7+ Kg8 56. c6 Qxd3 57. Rb7 Qg3+ 58. Kf5 Qh3+ 59. Ke5 Qc8 60. Kxd5 Kf8 61. Kd6 Qd8+ 62. Kc5 Qa5+ 63. Kd6 Qd8+ 64. Kc5 Ke8 65. Rxb4 Qe7+ 66. Kb5 Kd8 67. Rc4 Kc7 68. Ka4 Qe3 69. Kb4 Qd3 70. Rc3 Qd6+ 71. Kb3 Qxf4 72. Rc2 Qd4 73. Rc3 Qd2 74. Rc2 Qe1 75. Kb2 Qb4+ 76. Kc1 Qb3 77. Kd2 Qb1 78. Rc1 Qb2+ 79. Rc2 Qd4+ 80. Kc1 Qa1+ 81. Kd2 Qf1 82. Rc3 Qf4+ 83. Kc2 Qb4 84. Kd2 Qa5 85. Kc2 Qd5 86. Kb2 Qe6 87. Kc2 Qc8 88. Kc1 Kd6 89. c7 Kd5 90. Rc2 Kd4 91. Rc6 Ke4 92. Rc3 Kd5 93. Rc2 Kd4 94. Rc6 Ke3 95. Rc3+ Ke2 96. Rc6 Ke1 97. Rc3 Kf2 98. Kd2 Kf1 99. Kd1 Kg1 100. Kc2 Kh1 101. Kc1 Kg2 102. Kc2 Kg1 1/2-1/2

[Event "New York Summer 1000 GM GM-A"]
[Site "New York"]
[Date "2023.07.10"]
[Round "8"]
[White "Barbosa, Oliver"]
[Black "Wang, Justin"]
[Result "1/2-1/2"]
[ECO "E12"]
[WhiteElo "2475"]
[BlackElo "2488"]
[PlyCount "15"]
[EventDate "2023.07.06"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "USA"]
[EventCategory "8"]
[SourceTitle "CBM 215 Extra"]
[Source "ChessBase"]
[SourceDate "2023.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2023.09.30"]
[SourceQuality "1"]

1. c4 Nf6 2. Nf3 e6 3. d4 b6 4. a3 Bb7 5. Nc3 d5 6. Bg5 Be7 7. Qa4+ Qd7 8. Qxd7+ 1/2-1/2

[Event "New York Summer 1000 GM GM-A"]
[Site "New York"]
[Date "2023.07.10"]
[Round "9"]
[White "Lee, Alice"]
[Black "Barbosa, Oliver"]
[Result "1/2-1/2"]
[ECO "A70"]
[WhiteElo "2393"]
[BlackElo "2475"]
[PlyCount "13"]
[EventDate "2023.07.06"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "USA"]
[EventCategory "8"]
[SourceTitle "CBM 215 Extra"]
[Source "ChessBase"]
[SourceDate "2023.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2023.09.30"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 c5 3. d5 e6 4. Nc3 exd5 5. cxd5 d6 6. Nf3 g6 7. e4 1/2-1/2

[Event "New York Summer 1000 GM GM-A"]
[Site "New York"]
[Date "2023.07.09"]
[Round "6"]
[White "Barbosa, Oliver"]
[Black "Lu, Maximillian"]
[Result "0-1"]
[ECO "A08"]
[WhiteElo "2475"]
[BlackElo "2394"]
[PlyCount "110"]
[EventDate "2023.07.06"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "USA"]
[EventCategory "8"]
[SourceTitle "CBM 215 Extra"]
[Source "ChessBase"]
[SourceDate "2023.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2023.09.30"]
[SourceQuality "1"]

1. Nf3 d5 2. g3 g6 3. Bg2 Bg7 4. 0-0 e5 5. d3 Ne7 6. e4 0-0 7. Nbd2 c5 8. exd5 Nxd5 9. Re1 Nc6 10. Nc4 Re8 11. c3 h6 12. Qb3 Nc7 13. Nfd2 Re6 14. Ne4 b6 15. f4 Ba6 16. Nf2 Qe8 17. Bd2 Rd8 18. Rad1 Kh7 19. f5 gxf5 20. Ne3 e4 21. Nxf5 Na5 22. Qc2 Bxd3 23. Qc1 Nc4 24. Bf4 Nd5 25. Bxh6 Bxh6 26. Nxh6 e3 27. Nxd3 e2 28. Nf5 exd1Q 29. Qxd1 Rxe1+ 30. Nxe1 Nf4 31. Qb1 Nd2 32. Qd1 Nc4 33. Qb1 Nd2 34. Qd1 Qe2 35. Qxe2 Nxe2+ 36. Kf2 Nc1 37. g4 Re8 38. Ng3 c4 39. Bc6 Re5 40. Bd7 Kh6 41. Nf5+ Kg5 42. Nd4 Nd3+ 43. Nxd3 cxd3 44. Bb5 Ne4+ 45. Kf3 d2 46. Ba4 Nc5 47. h4+ Kxh4 48. Bc2 Nd3 49. Bb3 Nxb2 50. Kf4 Nd3+ 51. Kf3 Nc5 52. Bc2 Re1 53. Nf5+ Kg5 54. Ne3 Nd3 55. Nd1 Rxd1 0-1

[Event "New York Summer 1000 GM GM-A"]
[Site "New York"]
[Date "2023.07.09"]
[Round "7"]
[White "Mikhalevski, Victor"]
[Black "Barbosa, Oliver"]
[Result "1/2-1/2"]
[ECO "A07"]
[WhiteElo "2524"]
[BlackElo "2475"]
[PlyCount "35"]
[EventDate "2023.07.06"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "USA"]
[EventCategory "8"]
[SourceTitle "CBM 215 Extra"]
[Source "ChessBase"]
[SourceDate "2023.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2023.09.30"]
[SourceQuality "1"]

1. Nf3 d5 2. g3 Nf6 3. Bg2 c6 4. 0-0 Bg4 5. h3 Bh5 6. d4 Nbd7 7. c4 e6 8. cxd5 cxd5 9. Nc3 Bd6 10. Qb3 Qb6 11. e4 Nxe4 12. Nxe4 dxe4 13. Ng5 Bg6 14. Nxe4 Bxe4 15. Bxe4 0-0-0 16. Be3 Qxb3 17. axb3 a6 18. Bg5 1/2-1/2

[Event "New York Summer 1000 GM GM-A"]
[Site "New York"]
[Date "2023.07.08"]
[Round "4"]
[White "Barbosa, Oliver"]
[Black "Ostrovskiy, Aleksandr A"]
[Result "1/2-1/2"]
[ECO "D23"]
[WhiteElo "2475"]
[BlackElo "2356"]
[PlyCount "16"]
[EventDate "2023.07.06"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "USA"]
[EventCategory "8"]
[SourceTitle "CBM 215 Extra"]
[Source "ChessBase"]
[SourceDate "2023.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2023.09.30"]
[SourceQuality "1"]

1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. Qc2 dxc4 5. Qxc4 Bf5 6. g3 e6 7. Bg2 Be7 8. 0-0 0-0 1/2-1/2

[Event "New York Summer 1000 GM GM-A"]
[Site "New York"]
[Date "2023.07.08"]
[Round "5"]
[White "Pakleza, Zbigniew"]
[Black "Barbosa, Oliver"]
[Result "1/2-1/2"]
[ECO "D10"]
[WhiteElo "2494"]
[BlackElo "2475"]
[PlyCount "9"]
[EventDate "2023.07.06"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "USA"]
[EventCategory "8"]
[SourceTitle "CBM 215 Extra"]
[Source "ChessBase"]
[SourceDate "2023.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2023.09.30"]
[SourceQuality "1"]

1. d4 d5 2. c4 c6 3. cxd5 cxd5 4. Nc3 Nc6 5. Nf3 1/2-1/2

[Event "New York Summer 1000 GM GM-A"]
[Site "New York"]
[Date "2023.07.07"]
[Round "3"]
[White "Barbosa, Oliver"]
[Black "Zumsande, Martin"]
[Result "1-0"]
[ECO "E20"]
[WhiteElo "2475"]
[BlackElo "2421"]
[PlyCount "95"]
[EventDate "2023.07.06"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "USA"]
[EventCategory "8"]
[SourceTitle "CBM 215 Extra"]
[Source "ChessBase"]
[SourceDate "2023.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2023.09.30"]
[SourceQuality "1"]

1. Nf3 d5 2. c4 e6 3. d4 Nf6 4. g3 dxc4 5. Bg2 Bb4+ 6. Nc3 Nc6 7. 0-0 0-0 8. Bg5 h6 9. Bxf6 Qxf6 10. e3 Rd8 11. Nd2 e5 12. Nd5 Qg6 13. Nxc4 exd4 14. exd4 Bd6 15. Re1 Bg4 16. Qd2 Rd7 17. b4 Be6 18. Nce3 Rad8 19. Qb2 Bxd5 20. Nxd5 Ne7 21. Ne3 c6 22. Rad1 Bc7 23. Bh3 f5 24. Qb1 Rf8 25. Nc4 Nd5 26. Bg2 Qf7 27. Ne5 Bxe5 28. dxe5 Qe6 29. Qb3 Rfd8 30. b5 Kf7 31. bxc6 bxc6 32. h4 Ne7 33. Rxd7 Rxd7 34. Qc3 g6 35. a4 Kg7 36. a5 Kh7 37. a6 Nd5 38. Qc5 g5 39. h5 Kg7 40. Rb1 Qxe5 41. Rb7 Rf7 42. Qxa7 Nc7 43. Qb6 f4 44. gxf4 gxf4 45. Qxc6 f3 46. Bxf3 Qg5+ 47. Kf1 Qf4 48. a7 1-0

[Event "New York Summer 1000 GM GM-A"]
[Site "New York"]
[Date "2023.07.07"]
[Round "2"]
[White "Wang, Kevin A"]
[Black "Barbosa, Oliver"]
[Result "0-1"]
[ECO "C54"]
[WhiteElo "2393"]
[BlackElo "2475"]
[PlyCount "88"]
[EventDate "2023.07.06"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "USA"]
[EventCategory "8"]
[SourceTitle "CBM 215 Extra"]
[Source "ChessBase"]
[SourceDate "2023.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2023.09.30"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. d3 Nf6 5. 0-0 d6 6. c3 a6 7. a4 Ba7 8. Re1 0-0 9. h3 b5 10. Bb3 b4 11. Bc2 Rb8 12. d4 h6 13. Be3 bxc3 14. bxc3 exd4 15. Nxd4 Nxd4 16. cxd4 Re8 17. Nc3 Bb7 18. f3 c5 19. dxc5 d5 20. Bf2 Qa5 21. Nxd5 Bxd5 22. exd5 Bxc5 23. Rf1 Nxd5 24. Bh7+ Kh8 25. Be4 Nf4 26. Qd7 Ne2+ 27. Kh1 Bxf2 28. Rxf2 Ng3+ 29. Kg1 f5 30. Qd6 Qc3 31. Rd1 Rbd8 32. Qxd8 Rxd8 33. Rxd8+ Kh7 34. Bd3 Qa5 35. Rd6 Qe1+ 36. Bf1 a5 37. Rd5 h5 38. f4 Qe4 39. Rd8 h4 40. Rf3 Qxa4 41. Bd3 Qa1+ 42. Bf1 a4 43. Rdd3 Qc1 44. Rde3 Qc5 0-1

[Event "New York Summer 1000 GM GM-A"]
[Site "New York"]
[Date "2023.07.06"]
[Round "1"]
[White "Barbosa, Oliver"]
[Black "Guo, Arthur"]
[Result "1/2-1/2"]
[ECO "A13"]
[WhiteElo "2475"]
[BlackElo "2483"]
[PlyCount "134"]
[EventDate "2023.07.06"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "USA"]
[EventCategory "8"]
[SourceTitle "CBM 215 Extra"]
[Source "ChessBase"]
[SourceDate "2023.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2023.09.30"]
[SourceQuality "1"]

1. c4 e6 2. Nf3 d5 3. g3 dxc4 4. Bg2 Nd7 5. Na3 Bxa3 6. bxa3 Nb6 7. Bb2 f6 8. a4 a5 9. Bd4 Nd5 10. d3 cxd3 11. Qxd3 Nge7 12. 0-0 Qd7 13. Qb3 0-0 14. Rfd1 Qe8 15. e4 Nb4 16. Rac1 Na6 17. Bb2 Bd7 18. Ba3 Kh8 19. e5 Bxa4 20. Qxe6 Bxd1 21. Rxd1 Nc6 22. Qh3 Nab4 23. exf6 Rxf6 24. Bb2 Qe6 25. Qh4 Qf5 26. Bxf6 Qxf6 27. Qh5 Rf8 28. a3 Na6 29. Ng5 h6 30. Nh3 Qf7 31. Qb5 Rd8 32. Rxd8+ Nxd8 33. Nf4 c6 34. Qe5 Nc7 35. Be4 Nde6 36. Ng6+ Kg8 37. h4 Qf6 38. Qxa5 Qd4 39. Bc2 Qb2 40. Qf5 Qf6 41. Qd3 Nd5 42. Qe4 Nc3 43. Qe1 Nd5 44. h5 Kf7 45. Kg2 Ke8 46. Be4 Kd7 47. Bxd5 cxd5 48. Qb4 Kc7 49. Qa5+ Kc6 50. Qb4 Nc7 51. f4 b6 52. a4 Qa1 53. Ne5+ Kb7 54. Nd7 Kc6 55. Nxb6 Qd1 56. Qb2 d4 57. Nc4 Kc5 58. Ne5 Qxa4 59. Qb7 Qa8 60. Qxa8 Nxa8 61. Kf3 Kd5 62. Nd7 Nc7 63. g4 Ne6 64. Nb6+ Kc5 65. Nd7+ Kc6 66. Ne5+ Kd5 67. Ng6 d3 1/2-1/2

[Event "New York Mem Day 1000 GM IM-B"]
[Site "New York"]
[Date "2023.05.29"]
[Round "8.1"]
[White "Barbosa, Oliver"]
[Black "Espinosa, Pedro"]
[Result "1-0"]
[ECO "A09"]
[WhiteElo "2492"]
[BlackElo "2229"]
[PlyCount "83"]
[EventDate "2023.05.25"]
[EventType "schev"]
[EventRounds "9"]
[EventCountry "USA"]
[SourceTitle "CBM 214 Extra"]
[Source "ChessBase"]
[SourceDate "2023.07.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.07.31"]
[SourceQuality "1"]
[WhiteTeam "Team A"]
[BlackTeam "Team C"]
[WhiteTeamCountry "USA"]
[BlackTeamCountry "USA"]

1. Nf3 d5 2. g3 g6 3. c4 dxc4 4. Na3 Nc6 5. Nxc4 Bg7 6. Bg2 e5 7. d3 e4 8. dxe4 Qxd1+ 9. Kxd1 Be6 10. Ne3 0-0-0+ 11. Ke1 h6 12. Nd2 Nb4 13. a3 Na2 14. Ndc4 Nxc1 15. Rxc1 Ne7 16. a4 Nc6 17. f4 Bd4 18. h4 Na5 19. Bh3 Bxh3 20. Rxh3 Rhe8 21. e5 f6 22. h5 g5 23. Nf5 Nxc4 24. Rxc4 fxe5 25. fxg5 hxg5 26. b4 a6 27. e4 b5 28. axb5 axb5 29. Rc2 Kd7 30. h6 c5 31. bxc5 b4 32. Ke2 b3 33. Rc1 Ra8 34. Rb1 Reb8 35. Kf3 Bxc5 36. Kg4 Ke6 37. h7 b2 38. Rh2 Ba3 39. Kxg5 Rc8 40. Rd1 Rc1 41. Rh6+ Kf7 42. Rf6+ 1-0

[Event "New York Mem Day 1000 GM IM-B"]
[Site "New York"]
[Date "2023.05.28"]
[Round "6.1"]
[White "Ansh, M Shah"]
[Black "Barbosa, Oliver"]
[Result "1/2-1/2"]
[ECO "E01"]
[WhiteElo "2171"]
[BlackElo "2492"]
[PlyCount "171"]
[EventDate "2023.05.25"]
[EventType "schev"]
[EventRounds "9"]
[EventCountry "USA"]
[SourceTitle "CBM 214 Extra"]
[Source "ChessBase"]
[SourceDate "2023.07.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.07.31"]
[SourceQuality "1"]
[WhiteTeam "Team B"]
[BlackTeam "Team A"]
[WhiteTeamCountry "USA"]
[BlackTeamCountry "USA"]

1. d4 Nf6 2. c4 e6 3. Nf3 c5 4. g3 cxd4 5. Nxd4 d5 6. Bg2 e5 7. Nf3 d4 8. 0-0 Nc6 9. Nbd2 h6 10. Qc2 Be7 11. Ne4 Nh7 12. Rd1 Qc7 13. c5 Bg4 14. b4 0-0 15. b5 Nb4 16. Qb3 a5 17. bxa6 Nxa6 18. Qb6 Qxb6 19. cxb6 f6 20. h3 Be6 21. g4 Nb4 22. Bd2 Nd5 23. Nh4 Rfd8 24. Rdb1 Ra6 25. a4 Kf7 26. a5 g6 27. Ng3 Ng5 28. Nf3 Rd7 29. h4 Nxf3+ 30. Bxf3 Nc3 31. Bxc3 dxc3 32. Rc1 Bb4 33. Ne4 f5 34. gxf5 gxf5 35. Nxc3 e4 36. Bh5+ Kf6 37. Nb5 Rxa5 38. Nc7 Ba2 39. Ne8+ Ke5 40. Rc7 Be6 41. Rb1 Rb5 42. Ng7 Rxb6 43. Nxe6 Kxe6 44. Rc4 Rg7+ 45. Kf1 Bc5 46. Rxb6+ Bxb6 47. e3 Kd5 48. Rc8 Bc5 49. Rh8 b5 50. Rxh6 b4 51. Bd1 Kc4 52. Be2+ Kd5 53. Bd1 f4 54. Bb3+ Ke5 55. Rh5+ Kd6 56. exf4 Rg4 57. Rh6+ Kc7 58. Bd5 Bd6 59. Bxe4 Bxf4 60. Rc6+ Kd8 61. h5 Rh4 62. Bg6 Be5 63. Re6 Bc3 64. Re3 Bd4 65. Rd3 Ke7 66. Kg2 Be5 67. Rd5 Kf6 68. Rb5 Rg4+ 69. Kf3 Rf4+ 70. Ke3 Rh4 71. f3 Bd4+ 72. Kd3 Be5 73. Rb7 Kg5 74. Rb5 Kf6 75. Ke2 Rh2+ 76. Ke3 Rh4 77. Rb7 Kg5 78. Rf7 Rf4 79. Rh7 b3 80. Rb7 b2 81. Rb5 Kf6 82. Be4 Rh4 83. Rb6+ Kg5 84. Rb5 Kf6 85. Rb6+ Kg5 86. Rb5 1/2-1/2

[Event "New York Mem Day 1000 GM IM-B"]
[Site "New York"]
[Date "2023.05.28"]
[Round "7.1"]
[White "Barbosa, Oliver"]
[Black "Pang, Qi"]
[Result "1-0"]
[ECO "A11"]
[WhiteElo "2492"]
[BlackElo "2165"]
[PlyCount "85"]
[EventDate "2023.05.25"]
[EventType "schev"]
[EventRounds "9"]
[EventCountry "USA"]
[SourceTitle "CBM 214 Extra"]
[Source "ChessBase"]
[SourceDate "2023.07.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.07.31"]
[SourceQuality "1"]
[WhiteTeam "Team A"]
[BlackTeam "Team B"]
[WhiteTeamCountry "USA"]
[BlackTeamCountry "USA"]

1. Nf3 d5 2. c4 c6 3. g3 Nf6 4. Bg2 g6 5. b3 Bg7 6. Bb2 0-0 7. 0-0 a5 8. d3 Bg4 9. Nbd2 Nbd7 10. a3 Qb8 11. Rc1 Rc8 12. Rc2 Qd6 13. Qa1 Bxf3 14. Nxf3 Ne8 15. Rfc1 e6 16. h4 Rd8 17. h5 Nc5 18. Bxg7 Nxg7 19. hxg6 hxg6 20. Nd4 Nd7 21. Nf3 Nc5 22. Nd4 Nd7 23. cxd5 exd5 24. Qb2 Re8 25. b4 axb4 26. axb4 Ra4 27. Rb1 Rea8 28. Nf3 Ne6 29. Bh3 Nc7 30. Kg2 Nf6 31. Nd4 Na6 32. b5 Nb4 33. bxc6 bxc6 34. Rcc1 c5 35. Ne6 Qe7 36. Nxc5 Na2 37. Nxa4 Nxc1 38. Nb6 Ra2 39. Qxc1 Qxe2 40. Qf1 Qc2 41. Nd7 Nh5 42. Bg4 Qc7 43. Bxh5 1-0

[Event "New York Mem Day 1000 GM IM-B"]
[Site "New York"]
[Date "2023.05.27"]
[Round "4.1"]
[White "Barbosa, Oliver"]
[Black "Luo, Terry"]
[Result "1-0"]
[ECO "E60"]
[WhiteElo "2492"]
[BlackElo "2321"]
[PlyCount "85"]
[EventDate "2023.05.25"]
[EventType "schev"]
[EventRounds "9"]
[EventCountry "USA"]
[SourceTitle "CBM 214 Extra"]
[Source "ChessBase"]
[SourceDate "2023.07.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.07.31"]
[SourceQuality "1"]
[WhiteTeam "Team A"]
[BlackTeam "Team D"]
[WhiteTeamCountry "USA"]
[BlackTeamCountry "USA"]

1. Nf3 Nf6 2. c4 g6 3. b3 Bg7 4. Bb2 d6 5. d4 0-0 6. g3 Nbd7 7. Bg2 e5 8. e3 Re8 9. Nc3 c6 10. Qc2 Nf8 11. dxe5 dxe5 12. Rd1 Qa5 13. 0-0 Bf5 14. Qc1 e4 15. Nd2 h5 16. c5 Qc7 17. Nc4 Bg4 18. Rd2 N8h7 19. h3 Bf3 20. Nd6 Re7 21. h4 g5 22. Bxf3 exf3 23. Qd1 gxh4 24. gxh4 Ng4 25. Qxf3 Re6 26. Nce4 Bxb2 27. Rxb2 Rg6 28. Ng3 Qe7 29. Rd1 Rf8 30. Kg2 Nhf6 31. e4 Ne5 32. Ndf5 Qxc5 33. Qf4 Re8 34. Rbd2 Neg4 35. Rd8 Rxd8 36. Rxd8+ Kh7 37. Nd6 Qe5 38. Rh8+ Kg7 39. Ngf5+ Kxh8 40. Nxf7+ Kh7 41. Nxe5 Nxe5+ 42. Kf1 Nf7 43. Qc7 1-0

[Event "New York Mem Day 1000 GM IM-B"]
[Site "New York"]
[Date "2023.05.27"]
[Round "5.1"]
[White "Nakada, Akira W"]
[Black "Barbosa, Oliver"]
[Result "0-1"]
[ECO "D27"]
[WhiteElo "2321"]
[BlackElo "2492"]
[PlyCount "82"]
[EventDate "2023.05.25"]
[EventType "schev"]
[EventRounds "9"]
[EventCountry "USA"]
[SourceTitle "CBM 214 Extra"]
[Source "ChessBase"]
[SourceDate "2023.07.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.07.31"]
[SourceQuality "1"]
[WhiteTeam "Team C"]
[BlackTeam "Team A"]
[WhiteTeamCountry "USA"]
[BlackTeamCountry "USA"]

1. c4 e6 2. Nc3 d5 3. e3 Nf6 4. Nf3 dxc4 5. Bxc4 a6 6. d4 c5 7. 0-0 Nc6 8. a4 Be7 9. dxc5 Qxd1 10. Rxd1 Bxc5 11. Bd2 Ke7 12. a5 Rd8 13. Na4 Ba7 14. Bc3 Rxd1+ 15. Rxd1 Bd7 16. Nb6 Rd8 17. Nd4 Bxb6 18. axb6 Rc8 19. Nb3 Nb8 20. Na5 Bc6 21. Be5 Nd5 22. Bxd5 Bxd5 23. Bc7 Nd7 24. f3 f5 25. Rd4 Nf6 26. b4 g5 27. Rd2 Ne8 28. Be5 Rc1+ 29. Kf2 Nf6 30. Rd4 Rc2+ 31. Kf1 h5 32. h3 Ra2 33. Rd1 Nd7 34. Bc7 Rb2 35. Rd4 Nf6 36. Be5 Rc2 37. Bg3 g4 38. hxg4 hxg4 39. Bh4 gxf3 40. gxf3 Bxf3 41. e4 e5 0-1

[Event "New York Mem Day 1000 GM IM-B"]
[Site "New York"]
[Date "2023.05.26"]
[Round "2.1"]
[White "Barbosa, Oliver"]
[Black "Hebbar, Eshaan"]
[Result "1-0"]
[ECO "D12"]
[WhiteElo "2492"]
[BlackElo "1969"]
[PlyCount "69"]
[EventDate "2023.05.25"]
[EventType "schev"]
[EventRounds "9"]
[EventCountry "USA"]
[SourceTitle "CBM 214 Extra"]
[Source "ChessBase"]
[SourceDate "2023.07.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.07.31"]
[SourceQuality "1"]
[WhiteTeam "Team A"]
[BlackTeam "Team C"]
[WhiteTeamCountry "USA"]
[BlackTeamCountry "USA"]

1. Nf3 d5 2. d4 Nf6 3. c4 c6 4. e3 Bf5 5. Nc3 e6 6. Nh4 Bg4 7. Qb3 Qc7 8. h3 Bh5 9. Bd2 Nbd7 10. Rc1 Qb6 11. Qc2 g5 12. Nf3 Bg6 13. Bd3 Bxd3 14. Qxd3 h6 15. cxd5 exd5 16. Qf5 Qxb2 17. e4 Bb4 18. 0-0 Bxc3 19. Bxc3 Qa3 20. exd5 Nxd5 21. Rfe1+ Kd8 22. Ne5 Nxe5 23. Qxe5 f6 24. Qe6 Nxc3 25. d5 Kc7 26. dxc6 bxc6 27. Rc2 Rhd8 28. Qc4 Qa5 29. Rxc3 Qd5 30. Qa6 Rd7 31. Rec1 Rd6 32. Rb3 c5 33. Qa5+ Kd7 34. Rxc5 Qe4 35. Qc7+ 1-0

[Event "New York Mem Day 1000 GM IM-B"]
[Site "New York"]
[Date "2023.05.26"]
[Round "3.1"]
[White "Chen, Justin"]
[Black "Barbosa, Oliver"]
[Result "1-0"]
[ECO "D12"]
[WhiteElo "2333"]
[BlackElo "2492"]
[PlyCount "77"]
[EventDate "2023.05.25"]
[EventType "schev"]
[EventRounds "9"]
[EventCountry "USA"]
[SourceTitle "CBM 214 Extra"]
[Source "ChessBase"]
[SourceDate "2023.07.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.07.31"]
[SourceQuality "1"]
[WhiteTeam "Team D"]
[BlackTeam "Team A"]
[WhiteTeamCountry "USA"]
[BlackTeamCountry "USA"]

1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. e3 Bf5 5. Nc3 e6 6. Nh4 Be4 7. f3 Bg6 8. Qb3 Qc7 9. cxd5 cxd5 10. Nxg6 hxg6 11. Bd2 Nc6 12. 0-0-0 a6 13. Kb1 Bd6 14. h4 0-0 15. Rc1 b5 16. Qd1 Qb6 17. g4 Rfc8 18. h5 Na5 19. hxg6 fxg6 20. Bd3 Kf7 21. Qe2 Nc4 22. f4 b4 23. Na4 Qb5 24. b3 Ne4 25. bxc4 Qxa4 26. Bxe4 b3 27. Bc3 Rab8 28. cxd5 Ba3 29. dxe6+ Ke7 30. f5 Bxc1 31. Rxc1 bxa2+ 32. Ka1 Rb3 33. Bb2 Rxc1+ 34. Bxc1 Qb4 35. Bb2 a5 36. Bd5 a4 37. Bxb3 Qxb3 38. Qe1 a3 39. Bc3 1-0

[Event "New York Mem Day 1000 GM IM-B"]
[Site "New York"]
[Date "2023.05.25"]
[Round "1.1"]
[White "Barbosa, Oliver"]
[Black "Lee, Alice"]
[Result "1/2-1/2"]
[ECO "A11"]
[WhiteElo "2492"]
[BlackElo "2391"]
[PlyCount "78"]
[EventDate "2023.05.25"]
[EventType "schev"]
[EventRounds "9"]
[EventCountry "USA"]
[SourceTitle "CBM 214 Extra"]
[Source "ChessBase"]
[SourceDate "2023.07.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.07.31"]
[SourceQuality "1"]
[WhiteTeam "Team A"]
[BlackTeam "Team B"]
[WhiteTeamCountry "USA"]
[BlackTeamCountry "USA"]

1. Nf3 d5 2. c4 c6 3. g3 Nf6 4. Bg2 dxc4 5. 0-0 Nbd7 6. Qc2 Nb6 7. a4 g6 8. Re1 a5 9. Na3 Bg7 10. Nxc4 Nbd5 11. d3 0-0 12. Bd2 Ne8 13. d4 Nd6 14. Nce5 f6 15. Nd3 Bf5 16. Nh4 Be4 17. f3 Bxd3 18. Qxd3 g5 19. Nf5 Nxf5 20. Qxf5 Qb6 21. e4 Qxd4+ 22. Kh1 Qxd2 23. Rad1 Qc2 24. Qe6+ Kh8 25. exd5 cxd5 26. Bf1 f5 27. Rxd5 Qc6 28. b3 g4 29. fxg4 Qxe6 30. Re2 Qe5 31. Rexe5 fxg4 32. Re6 Rac8 33. Be2 Rc2 34. Bxg4 Rcf2 35. Bf5 Bf6 36. g4 Rg8 37. Bd3 Rg5 38. h3 Kg7 39. Rd8 Rf1+ 1/2-1/2

[Event "New York Spring IM-B"]
[Site "New York"]
[Date "2023.04.09"]
[Round "8.1"]
[White "Barbosa, Oliver"]
[Black "Reiss, Aiden"]
[Result "1-0"]
[ECO "A11"]
[WhiteElo "2492"]
[BlackElo "2138"]
[PlyCount "107"]
[EventDate "2023.04.05"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "USA"]
[SourceTitle "CBM 213 Extra"]
[Source "ChessBase"]
[SourceDate "2023.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.05.31"]
[SourceQuality "1"]
[WhiteTeam "Team 1"]
[BlackTeam "Team 3"]
[WhiteTeamCountry "USA"]
[BlackTeamCountry "USA"]

1. Nf3 Nf6 2. g3 g6 3. b3 Bg7 4. Bb2 d5 5. c4 c6 6. Bg2 0-0 7. 0-0 Re8 8. d3 Nbd7 9. Nbd2 e5 10. cxd5 cxd5 11. Rc1 e4 12. dxe4 dxe4 13. Ng5 h6 14. Bxf6 Nxf6 15. Ngxe4 Qe7 16. Nxf6+ Bxf6 17. Ne4 Bg7 18. Qd6 Bf5 19. Rc7 Qe6 20. Qxe6 Rxe6 21. Nc5 Rxe2 22. Nxb7 Rxa2 23. Nd6 Rd8 24. Nxf7 Rdd2 25. Re1 Rxf2 26. Bd5 Rfe2 27. Rxe2 Rxe2 28. Nxh6+ Kh7 29. Nxf5 gxf5 30. Rxa7 Kg6 31. Ra6+ Kh7 32. Bc4 Bd4+ 33. Kh1 Rd2 34. Re6 Kg7 35. Rd6 Be3 36. Rxd2 Bxd2 37. Kg2 Kf6 38. Kf3 Ke5 39. Ba6 Bb4 40. Bc8 Bc5 41. h3 Be7 42. g4 fxg4+ 43. hxg4 Bf6 44. b4 Kd5 45. b5 Bg5 46. b6 Bd8 47. b7 Bc7 48. g5 Ke5 49. Kg4 Bd6 50. Kh5 Bc7 51. g6 Kf6 52. Kh6 Ke7 53. g7 Kf7 54. Kh7 1-0

[Event "New York Spring IM-B"]
[Site "New York"]
[Date "2023.04.09"]
[Round "9.3"]
[White "Navrotescu, Andreea Cristiana"]
[Black "Barbosa, Oliver"]
[Result "1/2-1/2"]
[ECO "D19"]
[WhiteElo "2253"]
[BlackElo "2492"]
[PlyCount "32"]
[EventDate "2023.04.05"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "USA"]
[SourceTitle "CBM 213 Extra"]
[Source "ChessBase"]
[SourceDate "2023.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.05.31"]
[SourceQuality "1"]
[WhiteTeam "Team 4"]
[BlackTeam "Team 1"]
[WhiteTeamCountry "USA"]
[BlackTeamCountry "USA"]

1. d4 d5 2. c4 c6 3. Nc3 Nf6 4. Nf3 dxc4 5. a4 Bf5 6. e3 e6 7. Bxc4 Bb4 8. 0-0 0-0 9. Qe2 Nbd7 10. e4 Bg6 11. Bd3 Bh5 12. e5 Nd5 13. Nxd5 cxd5 14. Qe3 Be7 15. Ng5 Bxg5 16. Qxg5 Bg6 1/2-1/2

[Event "New York Spring IM-B"]
[Site "New York"]
[Date "2023.04.08"]
[Round "7.1"]
[White "Barbosa, Oliver"]
[Black "Bezkorovaina, Marija"]
[Result "1-0"]
[ECO "D12"]
[WhiteElo "2492"]
[BlackElo "2188"]
[PlyCount "73"]
[EventDate "2023.04.05"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "USA"]
[SourceTitle "CBM 213 Extra"]
[Source "ChessBase"]
[SourceDate "2023.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.05.31"]
[SourceQuality "1"]
[WhiteTeam "Team 1"]
[BlackTeam "Team 2"]
[WhiteTeamCountry "USA"]
[BlackTeamCountry "USA"]

1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. e3 Bf5 5. Nc3 e6 6. Nh4 Bg4 7. Qb3 Qd7 8. h3 Bh5 9. g4 Bg6 10. Bg2 Na6 11. Nxg6 hxg6 12. 0-0 Bd6 13. Rd1 g5 14. cxd5 exd5 15. e4 dxe4 16. Bxg5 Nd5 17. Nxe4 0-0 18. Nxd6 Qxd6 19. Bxd5 cxd5 20. Re1 f6 21. Bh4 Qd7 22. Bg3 Rac8 23. Rac1 Rxc1 24. Rxc1 Re8 25. Rc3 Re4 26. Qc2 Rxd4 27. Rc8+ Kf7 28. Ra8 Re4 29. Rxa7 Nb4 30. Qb3 Qe7 31. Kh2 Re1 32. Qf3 Qd7 33. g5 Kg6 34. gxf6 gxf6 35. Ra8 Qe6 36. Rh8 Qe2 37. Qf4 1-0

[Event "New York Spring IM-B"]
[Site "New York"]
[Date "2023.04.08"]
[Round "6.1"]
[White "Zhao, Erick"]
[Black "Barbosa, Oliver"]
[Result "1/2-1/2"]
[ECO "B13"]
[WhiteElo "2275"]
[BlackElo "2492"]
[PlyCount "116"]
[EventDate "2023.04.05"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "USA"]
[SourceTitle "CBM 213 Extra"]
[Source "ChessBase"]
[SourceDate "2023.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.05.31"]
[SourceQuality "1"]
[WhiteTeam "Team 2"]
[BlackTeam "Team 1"]
[WhiteTeamCountry "USA"]
[BlackTeamCountry "USA"]

1. e4 c6 2. d4 d5 3. exd5 cxd5 4. Bd3 Nc6 5. c3 Nf6 6. h3 g6 7. Nf3 Bf5 8. 0-0 Bg7 9. Bf4 0-0 10. Be2 a6 11. Nbd2 b5 12. Ne5 Nxe5 13. Bxe5 Qb6 14. Bf3 Rfd8 15. Re1 Rac8 16. Qb3 Bh6 17. Nf1 Ne4 18. a4 Rd7 19. axb5 axb5 20. Ra3 Bg7 21. Bxg7 Kxg7 22. Rea1 Rb8 23. Ra6 Qc7 24. Bxe4 Bxe4 25. Ne3 b4 26. cxb4 Qf4 27. R6a5 Rdb7 28. R1a4 e6 29. Rc5 g5 30. Qc3 h5 31. Nf1 g4 32. h4 Qf6 33. Rc8 Bg6 34. Ra8 Rxa8 35. Rxa8 Kh7 36. Qc8 Rb6 37. Qc5 Rb7 38. Qc8 Rb5 39. Qe8 Rb6 40. Qg8+ Kh6 41. Qf8+ Kh7 42. Qc5 Rb7 43. Ng3 e5 44. Qxd5 Rc7 45. dxe5 Rc1+ 46. Nf1 Qxh4 47. Qd4 Qg5 48. e6 Rxf1+ 49. Kxf1 Qc1+ 50. Ke2 Qc2+ 51. Ke1 Qb1+ 52. Ke2 Qc2+ 53. Ke3 Qc1+ 54. Qd2 Qc6 55. Qd8 Qe4+ 56. Kd2 Qc2+ 57. Ke3 Qe4+ 58. Kd2 Qc2+ 1/2-1/2

[Event "New York Spring IM-B"]
[Site "New York"]
[Date "2023.04.07"]
[Round "4.1"]
[White "Barbosa, Oliver"]
[Black "Tanenbaum, Zachary Chen"]
[Result "1-0"]
[ECO "A11"]
[WhiteElo "2492"]
[BlackElo "2261"]
[PlyCount "89"]
[EventDate "2023.04.05"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "USA"]
[SourceTitle "CBM 213 Extra"]
[Source "ChessBase"]
[SourceDate "2023.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.05.31"]
[SourceQuality "1"]
[WhiteTeam "Team 1"]
[BlackTeam "Team 4"]
[WhiteTeamCountry "USA"]
[BlackTeamCountry "USA"]

1. Nf3 d5 2. g3 Nf6 3. Bg2 c6 4. c4 dxc4 5. a4 Bf5 6. Na3 e6 7. Nxc4 Na6 8. 0-0 Be7 9. d3 0-0 10. Bd2 Bb4 11. Bc3 Bg6 12. Qb3 Qe7 13. Rfd1 Rfd8 14. h3 Rab8 15. Nfe5 Nd7 16. Nxg6 hxg6 17. d4 Nb6 18. Ne5 Nd5 19. e4 Nxc3 20. bxc3 Bd6 21. Nc4 e5 22. f4 exd4 23. cxd4 Bc7 24. Kh2 Qb4 25. Qc2 Qe7 26. a5 g5 27. f5 g4 28. e5 gxh3 29. Be4 Nb4 30. Qe2 Qg5 31. Ra3 Nd5 32. Rf3 Qg4 33. Bxd5 cxd5 34. Ne3 Qh5 35. Rdf1 Bxa5 36. g4 Qg5 37. Rxh3 g6 38. Qf3 Bb6 39. fxg6 Qxg6 40. Nf5 Rd7 41. Rh6 Qg5 42. Qh3 f6 43. Rh8+ Kf7 44. e6+ Kxe6 45. Re1+ 1-0

[Event "New York Spring IM-B"]
[Site "New York"]
[Date "2023.04.07"]
[Round "5.1"]
[White "Xu, Grant"]
[Black "Barbosa, Oliver"]
[Result "1/2-1/2"]
[ECO "B17"]
[WhiteElo "2273"]
[BlackElo "2492"]
[PlyCount "129"]
[EventDate "2023.04.05"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "USA"]
[SourceTitle "CBM 213 Extra"]
[Source "ChessBase"]
[SourceDate "2023.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.05.31"]
[SourceQuality "1"]
[WhiteTeam "Team 3"]
[BlackTeam "Team 1"]
[WhiteTeamCountry "USA"]
[BlackTeamCountry "USA"]

1. e4 c6 2. d4 d5 3. Nd2 dxe4 4. Nxe4 Nd7 5. Ng5 Ngf6 6. Bd3 e6 7. N1f3 Bd6 8. Qe2 h6 9. Ne4 Nxe4 10. Qxe4 Qc7 11. 0-0 b6 12. Qg4 Kf8 13. b3 Nf6 14. Qh4 Bb7 15. Bb2 Nd5 16. Rad1 Nf4 17. g3 Nxd3 18. Rxd3 Rd8 19. c4 Be7 20. Qh5 Bf6 21. Ba3+ Kg8 22. Rfd1 g6 23. Qg4 Kg7 24. Bc1 h5 25. Qe4 c5 26. d5 exd5 27. cxd5 Rhe8 28. Qc4 Qc8 29. Qf4 Qg4 30. Qh6+ Kg8 31. Ng5 Bxg5 32. Qxg5 Rd7 33. f3 Qxg5 34. Bxg5 Re5 35. Bf4 Rexd5 36. Rxd5 Bxd5 37. Be5 g5 38. h4 gxh4 39. gxh4 Kh7 40. Kf2 a5 41. Ke3 b5 42. Kf4 Kg6 43. Rg1+ Kh7 44. Rd1 Kg6 45. Rg1+ Kh6 46. Rd1 b4 47. Rc1 c4 48. bxc4 Bc6 49. Ke3 Re7 50. Kd4 Bxf3 51. Rf1 Rd7+ 52. Kc5 Bg4 53. Rf6+ Kh7 54. Kb6 a4 55. c5 b3 56. axb3 axb3 57. c6 Re7 58. Bd4 Re4 59. Kc5 Re2 60. Rxf7+ Kg6 61. Rf6+ Kh7 62. Rf7+ Kg6 63. Rf6+ Kh7 64. Rf7+ Kg6 65. Rf6+ 1/2-1/2

[Event "New York Spring IM-B"]
[Site "New York"]
[Date "2023.04.06"]
[Round "2.1"]
[White "Barbosa, Oliver"]
[Black "Lee, Alice"]
[Result "0-1"]
[ECO "A11"]
[WhiteElo "2492"]
[BlackElo "2391"]
[PlyCount "102"]
[EventDate "2023.04.05"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "USA"]
[SourceTitle "CBM 213 Extra"]
[Source "ChessBase"]
[SourceDate "2023.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.05.31"]
[SourceQuality "1"]
[WhiteTeam "Team 1"]
[BlackTeam "Team 3"]
[WhiteTeamCountry "USA"]
[BlackTeamCountry "USA"]

1. Nf3 d5 2. g3 c6 3. Bg2 Bg4 4. c4 Nf6 5. Ne5 Bf5 6. Qb3 Qb6 7. cxd5 Qxb3 8. axb3 cxd5 9. Nc3 Nc6 10. Nxc6 bxc6 11. d3 e5 12. 0-0 Bc5 13. Ra6 Bb6 14. Na4 Rb8 15. Nxb6 Rxb6 16. Rxb6 axb6 17. Be3 Kd7 18. Ra1 d4 19. Ra7+ Kd6 20. Bd2 Be6 21. f4 exf4 22. Bxf4+ Kc5 23. b4+ Kb5 24. Be5 Rd8 25. Rb7 Ne8 26. h4 f6 27. Bf4 Rd7 28. Rb8 Nc7 29. Bxc7 Rxc7 30. Kf2 Bc8 31. Ke1 Ka6 32. Ra8+ Kb5 33. Rb8 Bb7 34. Rd8 Kxb4 35. Rxd4+ Kb3 36. Bh3 c5 37. Rd6 b5 38. Rb6 Bc6 39. Kd2 Kxb2 40. Bf5 h6 41. e3 Kb3 42. Ra6 c4 43. Be6 Bd7 44. Bd5 Kb4 45. d4 Kb3 46. Kc1 b4 47. Bg8 Kc3 48. d5 Bf5 49. g4 Bc2 50. d6 b3 51. Ra3 Ra7 0-1

[Event "New York Spring IM-B"]
[Site "New York"]
[Date "2023.04.06"]
[Round "3.1"]
[White "Luo, Terry"]
[Black "Barbosa, Oliver"]
[Result "1/2-1/2"]
[ECO "D23"]
[WhiteElo "2321"]
[BlackElo "2492"]
[PlyCount "83"]
[EventDate "2023.04.05"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "USA"]
[SourceTitle "CBM 213 Extra"]
[Source "ChessBase"]
[SourceDate "2023.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.05.31"]
[SourceQuality "1"]
[WhiteTeam "Team 4"]
[BlackTeam "Team 1"]
[WhiteTeamCountry "USA"]
[BlackTeamCountry "USA"]

1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. Qb3 dxc4 5. Qxc4 Bg4 6. Nbd2 Nbd7 7. g3 e6 8. Bg2 Be7 9. 0-0 0-0 10. Qb3 Qb6 11. Nc4 Qa6 12. Bd2 Rfd8 13. Rac1 Rac8 14. h3 Bf5 15. Rfd1 Be4 16. Bb4 c5 17. dxc5 Nxc5 18. Rxd8+ Rxd8 19. Qa3 Qxa3 20. Bxa3 Kf8 21. Ncd2 Na6 22. Bxe7+ Kxe7 23. Nxe4 Nxe4 24. Ne5 Nd6 25. Rc3 Nb5 26. Rb3 Rd1+ 27. Kh2 Nd6 28. Nd3 Ra1 29. Ra3 Nc4 30. Ra4 Nb6 31. Rg4 g6 32. Bxb7 Rxa2 33. Rd4 Nb8 34. f4 Ra4 35. Rxa4 Nxa4 36. Kg2 Kd6 37. Kf2 Nd7 38. b4 Nab6 39. Ke3 a5 40. bxa5 Nc4+ 41. Kd4 Nxa5 42. Bf3 1/2-1/2

[Event "New York Spring IM-B"]
[Site "New York"]
[Date "2023.04.05"]
[Round "1.1"]
[White "Barbosa, Oliver"]
[Black "Colas, Joshua"]
[Result "1/2-1/2"]
[ECO "E05"]
[WhiteElo "2492"]
[BlackElo "2342"]
[PlyCount "70"]
[EventDate "2023.04.05"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "USA"]
[SourceTitle "CBM 213 Extra"]
[Source "ChessBase"]
[SourceDate "2023.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.05.31"]
[SourceQuality "1"]
[WhiteTeam "Team 1"]
[BlackTeam "Team 2"]
[WhiteTeamCountry "USA"]
[BlackTeamCountry "USA"]

1. d4 d5 2. c4 e6 3. Nf3 Nf6 4. g3 Be7 5. Bg2 0-0 6. 0-0 dxc4 7. Qa4 a6 8. Qxc4 b5 9. Qc2 Bb7 10. Bf4 Bd6 11. Nbd2 Nbd7 12. Rfc1 Rc8 13. Nb3 Be4 14. Qd2 Nd5 15. Ne5 Nxe5 16. dxe5 Bb4 17. Qd1 Bxg2 18. Kxg2 Be7 19. Bd2 Nb6 20. Be1 Nc4 21. Na5 Qxd1 22. Rxd1 Nxe5 23. Bc3 Bf6 24. Rac1 c5 25. Rd6 Ra8 26. b3 Rfc8 27. f4 Ng4 28. Bxf6 gxf6 29. Rc6 Rxc6 30. Nxc6 Kg7 31. h3 Ne3+ 32. Kf3 Nf5 33. g4 Rc8 34. Nb4 Nd6 35. Nxa6 Nb7 1/2-1/2

[Event "New York Winter GM-B"]
[Site "New York"]
[Date "2023.01.16"]
[Round "9"]
[White "Adewumi, Tanitoluwa"]
[Black "Barbosa, Oliver"]
[Result "0-1"]
[ECO "B13"]
[WhiteElo "2305"]
[BlackElo "2491"]
[PlyCount "109"]
[EventDate "2023.01.12"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "USA"]
[EventCategory "6"]
[SourceTitle "CBM 212 Extra"]
[Source "ChessBase"]
[SourceDate "2023.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.03.31"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. exd5 cxd5 4. Bd3 Nc6 5. c3 Nf6 6. h3 g6 7. Nf3 Bg7 8. 0-0 0-0 9. Re1 Bf5 10. Bf1 a6 11. a4 b5 12. axb5 axb5 13. Rxa8 Qxa8 14. Na3 b4 15. cxb4 Nxb4 16. Bb5 Ne4 17. Ne5 Rc8 18. Be3 Nd6 19. Bf1 Qb8 20. Qa4 Qb6 21. g4 Be6 22. Nf3 Nc6 23. Nb5 Ne4 24. Rc1 Qd8 25. Ra1 Bd7 26. Qb3 e6 27. Na7 Rb8 28. Nxc6 Bxc6 29. Qc2 Be8 30. Ra6 h5 31. Bd3 hxg4 32. hxg4 Rc8 33. Qe2 Rb8 34. Bf4 Ra8 35. Rxa8 Qxa8 36. Kg2 Qb7 37. Qc2 Bf8 38. g5 Nd6 39. b3 Ne4 40. Ne5 Be7 41. Bxe4 dxe4 42. Be3 Bb5 43. Qd1 Qa8 44. Qc1 Bd6 45. Ng4 Be2 46. Ne5 Kg7 47. Bf4 e3+ 48. Kg3 Qh8 49. Qxe3 Bf1 50. f3 Qh1 51. Qd2 Qg1+ 52. Kh4 Bb4 53. Bh2 Qh1 54. Qc2 Bg2 55. Qf2 0-1

[Event "New York Winter GM-B"]
[Site "New York"]
[Date "2023.01.16"]
[Round "8"]
[White "Barbosa, Oliver"]
[Black "Oberoi, Shelev"]
[Result "1-0"]
[ECO "D02"]
[WhiteElo "2491"]
[BlackElo "2318"]
[PlyCount "89"]
[EventDate "2023.01.12"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "USA"]
[EventCategory "6"]
[SourceTitle "CBM 212 Extra"]
[Source "ChessBase"]
[SourceDate "2023.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.03.31"]
[SourceQuality "1"]

1. Nf3 d5 2. g3 Nc6 3. d4 Bf5 4. Bg2 Nb4 5. Na3 e6 6. 0-0 Nc6 7. c4 Bxa3 8. bxa3 Be4 9. cxd5 Qxd5 10. Bf4 0-0-0 11. Rc1 f6 12. Qa4 g5 13. Rc5 Qxa2 14. d5 Bxd5 15. Bxc7 Kxc7 16. Nd4 Bxg2 17. Qa5+ Kd7 18. Nxc6 bxc6 19. Rd1+ Bd5 20. Rxc6 Ne7 21. Rc7+ Ke8 22. Qb4 Rd7 23. Rxd7 Kxd7 24. Qb7+ Kd6 25. Qb4+ Kd7 26. Qb7+ Kd8 27. Qb8+ Nc8 28. Rc1 Qc4 29. Rxc4 Bxc4 30. Qb7 Bd5 31. Qg7 Re8 32. Qxf6+ Kd7 33. Qxg5 Nd6 34. Qe3 a6 35. Qd3 Rb8 36. Qxh7+ Kc6 37. Qc2+ Bc4 38. h4 e5 39. h5 e4 40. h6 e3 41. fxe3 Kd7 42. h7 Bd5 43. Qa4+ Ke6 44. Qg4+ Kf7 45. Qd7+ 1-0

[Event "New York Winter GM-B"]
[Site "New York"]
[Date "2023.01.15"]
[Round "6"]
[White "Barbosa, Oliver"]
[Black "Tsay, Vincent"]
[Result "1-0"]
[ECO "E04"]
[WhiteElo "2491"]
[BlackElo "2320"]
[PlyCount "163"]
[EventDate "2023.01.12"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "USA"]
[EventCategory "6"]
[SourceTitle "CBM 212 Extra"]
[Source "ChessBase"]
[SourceDate "2023.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.03.31"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nf3 Nf6 4. g3 dxc4 5. Bg2 Nc6 6. Qa4 Bb4+ 7. Bd2 Nd5 8. Bxb4 Ndxb4 9. Nc3 Bd7 10. 0-0 a5 11. Qd1 0-0 12. e3 a4 13. Nxa4 Nxd4 14. Qxd4 Bxa4 15. Qxc4 Nd5 16. Rfc1 c6 17. e4 Nf6 18. e5 Bb5 19. Qc2 Nd5 20. Rd1 Qe7 21. h4 h6 22. Nd4 Ba6 23. a3 Rfd8 24. Nb3 Qc7 25. Re1 b6 26. Rad1 Rd7 27. Nd4 Bb7 28. Rc1 Rc8 29. Qb3 Qd8 30. Red1 Nf4 31. gxf4 Rxd4 32. Rxd4 Qxd4 33. Rd1 Qc5 34. Rd7 Ba6 35. Qd1 Qc4 36. Rd4 Qe2 37. Rd8+ Rxd8 38. Qxd8+ Kh7 39. Qxb6 Bd3 40. Qe3 Qc2 41. b4 Bf5 42. Kh2 g6 43. Qc5 Qd2 44. Qe3 Qc2 45. Bf3 Kg7 46. Kg2 Qc4 47. Kg3 Qf1 48. Bg2 Qc4 49. Qf3 c5 50. bxc5 Qxc5 51. Qe3 Qc4 52. Kh2 Qa4 53. Bf1 Qc2 54. Qd4 Qb3 55. a4 Qa3 56. Kg1 Bc2 57. Bb5 Qf3 58. Kf1 Be4 59. a5 Qxf4 60. Qc5 Qf3 61. Ke1 Qb3 62. a6 Bf3 63. Kd2 Qb2+ 64. Ke3 Bd5 65. a7 Qxe5+ 66. Kd3 Qe4+ 67. Kc3 Qe1+ 68. Kb2 Qd2+ 69. Ka3 Qa5+ 70. Kb2 Qa2+ 71. Kc3 e5 72. Kb4 g5 73. hxg5 hxg5 74. Ba4 Qd2+ 75. Kb5 g4 76. Kb6 e4 77. Bc6 Qb2+ 78. Kc7 Bxc6 79. Kxc6 Qf6+ 80. Kb7 e3 81. Qxe3 Qb2+ 82. Qb6 1-0

[Event "New York Winter GM-B"]
[Site "New York"]
[Date "2023.01.15"]
[Round "7"]
[White "Stearman, Josiah P"]
[Black "Barbosa, Oliver"]
[Result "1-0"]
[ECO "B12"]
[WhiteElo "2360"]
[BlackElo "2491"]
[PlyCount "77"]
[EventDate "2023.01.12"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "USA"]
[EventCategory "6"]
[SourceTitle "CBM 212 Extra"]
[Source "ChessBase"]
[SourceDate "2023.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.03.31"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. e5 Bf5 4. h4 h5 5. c4 e6 6. Nc3 Ne7 7. Nge2 dxc4 8. Ng3 Bg6 9. Bxc4 Nd7 10. Bg5 Nb6 11. Be2 Qd7 12. 0-0 Nf5 13. Nxh5 Bxh5 14. Bxh5 Qxd4 15. Qf3 Be7 16. Rad1 Qb4 17. a3 Qxb2 18. g4 Rxh5 19. gxf5 Rxg5+ 20. hxg5 exf5 21. e6 g6 22. Rfe1 fxe6 23. Qh3 Qb3 24. Qh7 Kf8 25. Rd3 Qc4 26. Rh3 Ke8 27. Rd1 Nd5 28. Qg8+ Kd7 29. Qxa8 Kc7 30. Nxd5+ exd5 31. Re1 Bc5 32. Rh7+ Kb6 33. Qxb7+ Ka5 34. Qc7+ Bb6 35. Qg3 d4 36. Qb8 Ka6 37. Rb1 Qc5 38. Qb7+ Ka5 39. Qe7 1-0

[Event "New York Winter GM-B"]
[Site "New York"]
[Date "2023.01.14"]
[Round "5"]
[White "Barbosa, Oliver"]
[Black "Nagy, Gabor"]
[Result "1/2-1/2"]
[ECO "D26"]
[WhiteElo "2491"]
[BlackElo "2499"]
[PlyCount "12"]
[EventDate "2023.01.12"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "USA"]
[EventCategory "6"]
[SourceTitle "CBM 212 Extra"]
[Source "ChessBase"]
[SourceDate "2023.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.03.31"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nf3 dxc4 4. e3 Nf6 5. Bxc4 c5 6. 0-0 Nc6 1/2-1/2

[Event "New York Winter GM-B"]
[Site "New York"]
[Date "2023.01.14"]
[Round "4"]
[White "Yu, Jennifer R"]
[Black "Barbosa, Oliver"]
[Result "1/2-1/2"]
[ECO "D12"]
[WhiteElo "2345"]
[BlackElo "2491"]
[PlyCount "79"]
[EventDate "2023.01.12"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "USA"]
[EventCategory "6"]
[SourceTitle "CBM 212 Extra"]
[Source "ChessBase"]
[SourceDate "2023.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.03.31"]
[SourceQuality "1"]

1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. e3 Bf5 5. Nc3 e6 6. Nh4 Be4 7. f3 Bg6 8. Qb3 Qc7 9. Bd2 a6 10. Nxg6 hxg6 11. cxd5 cxd5 12. 0-0-0 Nc6 13. Kb1 Be7 14. Rc1 0-0 15. Qd1 e5 16. g4 exd4 17. exd4 Qd6 18. Ne2 Nd8 19. Bf4 Qd7 20. Be5 Ne6 21. Nf4 Rfc8 22. Bd3 Bd6 23. Nxe6 Qxe6 24. Re1 Rxc1+ 25. Qxc1 Rc8 26. Qd1 Bb4 27. Re2 Qb6 28. Rc2 Rc6 29. Rxc6 Qxc6 30. h4 Nd7 31. h5 gxh5 32. gxh5 Nxe5 33. dxe5 Qb6 34. Qc1 Qd4 35. Qc8+ Bf8 36. Qf5 Qg1+ 37. Kc2 Qf2+ 38. Kb1 Qg1+ 39. Kc2 Qf2+ 40. Kb1 1/2-1/2

[Event "New York Winter GM-B"]
[Site "New York"]
[Date "2023.01.13"]
[Round "2"]
[White "Aarav, Dengla"]
[Black "Barbosa, Oliver"]
[Result "1/2-1/2"]
[ECO "B12"]
[WhiteElo "2377"]
[BlackElo "2491"]
[PlyCount "72"]
[EventDate "2023.01.12"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "USA"]
[EventCategory "6"]
[SourceTitle "CBM 212 Extra"]
[Source "ChessBase"]
[SourceDate "2023.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.03.31"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. e5 Bf5 4. h4 Qc7 5. c4 dxc4 6. Bxc4 c5 7. Nf3 cxd4 8. Qxd4 Nc6 9. Qf4 e6 10. Nc3 Bb4 11. Bd2 0-0-0 12. 0-0 Nge7 13. h5 g5 14. Qg3 a6 15. Be3 g4 16. Ng5 Bxc3 17. bxc3 Nd5 18. Bxd5 Rxd5 19. Qf4 Nxe5 20. Rfd1 Rhd8 21. Rxd5 Rxd5 22. Ne4 Bxe4 23. Qxe4 f5 24. Qa4 Qd7 25. Qb3 Rd3 26. Bd4 Nc6 27. Qc2 Rxd4 28. cxd4 Kb8 29. Qa4 Qd5 30. Rd1 f4 31. Qb3 Qxh5 32. d5 Ne5 33. Qa3 g3 34. Qd6+ Ka7 35. Qc5+ Kb8 36. Qd6+ Ka7 1/2-1/2

[Event "New York Winter GM-B"]
[Site "New York"]
[Date "2023.01.13"]
[Round "3"]
[White "Barbosa, Oliver"]
[Black "Kunka, Harshid"]
[Result "1-0"]
[ECO "E06"]
[WhiteElo "2491"]
[BlackElo "2394"]
[PlyCount "109"]
[EventDate "2023.01.12"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "USA"]
[EventCategory "6"]
[SourceTitle "CBM 212 Extra"]
[Source "ChessBase"]
[SourceDate "2023.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.03.31"]
[SourceQuality "1"]

1. Nf3 d5 2. c4 e6 3. g3 Nf6 4. Bg2 Be7 5. 0-0 0-0 6. d4 c6 7. Qc2 b6 8. Nbd2 Bb7 9. e4 Na6 10. a3 c5 11. exd5 exd5 12. Rd1 Rc8 13. b3 dxc4 14. Nxc4 b5 15. Nce5 cxd4 16. Qf5 Be4 17. Qh3 Nc5 18. Rxd4 Qc7 19. Bf4 Ne6 20. Rdd1 Nxf4 21. gxf4 Nd5 22. Qg3 f6 23. Rxd5 Bxd5 24. Nd4 Qc1+ 25. Rxc1 Rxc1+ 26. Bf1 fxe5 27. Qe3 Rxf4 28. Qxc1 Rg4+ 29. Bg2 Rxg2+ 30. Kf1 exd4 31. Qc8+ Bf8 32. Qf5 Bxb3 33. Qxb5 Bf7 34. Kxg2 Bxa3 35. Qb8+ Bf8 36. Qxa7 h6 37. Kf3 d3 38. Ke3 Bd6 39. h4 Bf8 40. Kxd3 h5 41. Ke4 g6 42. Qd7 Bg7 43. Qe7 Ba2 44. Qe8+ Kh7 45. Qd7 Bb1+ 46. Kd5 Bf5 47. Qe7 Kg8 48. Qe8+ Kh7 49. Kd6 Bg4 50. Ke7 Bf5 51. Kf7 Bc3 52. Qb8 Ba1 53. Qg8+ Kh6 54. Kf8 Bb2 55. Qf7 1-0

[Event "New York Winter GM-B"]
[Site "New York"]
[Date "2023.01.12"]
[Round "1"]
[White "Barbosa, Oliver"]
[Black "Paragua, Mark"]
[Result "1/2-1/2"]
[ECO "D56"]
[WhiteElo "2491"]
[BlackElo "2465"]
[PlyCount "41"]
[EventDate "2023.01.12"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "USA"]
[EventCategory "6"]
[SourceTitle "CBM 212 Extra"]
[Source "ChessBase"]
[SourceDate "2023.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.03.31"]
[SourceQuality "1"]

1. c4 e6 2. Nc3 d5 3. d4 Nf6 4. Nf3 Be7 5. Bg5 0-0 6. e3 h6 7. Bh4 Ne4 8. Bxe7 Qxe7 9. Qc2 Nxc3 10. Qxc3 dxc4 11. Bxc4 b6 12. 0-0 Bb7 13. Be2 c5 14. Rac1 Nd7 15. dxc5 Rfc8 16. b4 bxc5 17. bxc5 Qxc5 18. Qxc5 Rxc5 19. Rxc5 Nxc5 20. Rc1 Rc8 21. Nd4 1/2-1/2

[Event "New York Spring GM-A"]
[Site "New York"]
[Date "2022.04.18"]
[Round "8"]
[White "Barbosa, Oliver"]
[Black "Guo, Arthur"]
[Result "1-0"]
[ECO "A13"]
[WhiteElo "2505"]
[BlackElo "2432"]
[PlyCount "101"]
[EventDate "2022.04.14"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "USA"]
[EventCategory "8"]
[SourceTitle "CBM 207 Extra"]
[Source "ChessBase"]
[SourceDate "2022.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.05.31"]
[SourceQuality "1"]

1. Nf3 Nf6 2. g3 e6 3. Bg2 d5 4. 0-0 c5 5. c4 d4 6. e3 Nc6 7. exd4 cxd4 8. Re1 Bd6 9. d3 h6 10. b3 0-0 11. Ba3 e5 12. b4 Re8 13. b5 Na5 14. Bxd6 Qxd6 15. Qa4 b6 16. Qa3 Qb8 17. Nbd2 Bb7 18. Re2 a6 19. Qb2 axb5 20. Qxb5 Bc6 21. Qb2 Nd7 22. Rae1 f6 23. Ne4 Nc5 24. Nh4 Bxe4 25. Rxe4 Nxd3 26. Qb1 Nxe1 27. Rxe1 e4 28. Bxe4 Rxe4 29. Qxe4 Qd8 30. Qg6 Qf8 31. Nf5 Nc6 32. Nxh6+ Kh8 33. Nf7+ Kg8 34. Nh6+ Kh8 35. Nf7+ Kg8 36. Ng5 fxg5 37. Qxc6 Rd8 38. Qxb6 d3 39. Rd1 Kh8 40. Qe3 Qf5 41. c5 Qg6 42. c6 Re8 43. Qxd3 Qxc6 44. Qd5 Qf6 45. Kg2 Rf8 46. Rd2 Kh7 47. a4 Re8 48. Qf3 Qe6 49. Rd5 Qc6 50. a5 Rf8 51. Rf5 1-0

[Event "New York Spring GM-A"]
[Site "New York"]
[Date "2022.04.18"]
[Round "9"]
[White "Kaliksteyn, Alexander"]
[Black "Barbosa, Oliver"]
[Result "1/2-1/2"]
[ECO "D02"]
[WhiteElo "2379"]
[BlackElo "2505"]
[PlyCount "14"]
[EventDate "2022.04.14"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "USA"]
[EventCategory "8"]
[SourceTitle "CBM 207 Extra"]
[Source "ChessBase"]
[SourceDate "2022.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.05.31"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 Nf6 3. c3 e6 4. Bf4 Bd6 5. e3 0-0 6. Nbd2 b6 7. Bd3 c5 1/2-1/2

[Event "New York Spring GM-A"]
[Site "New York"]
[Date "2022.04.17"]
[Round "6"]
[White "Barbosa, Oliver"]
[Black "Nagy, Gabor"]
[Result "1/2-1/2"]
[ECO "D58"]
[WhiteElo "2505"]
[BlackElo "2518"]
[PlyCount "14"]
[EventDate "2022.04.14"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "USA"]
[EventCategory "8"]
[SourceTitle "CBM 207 Extra"]
[Source "ChessBase"]
[SourceDate "2022.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.05.31"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 d5 3. c4 e6 4. Nc3 Be7 5. Bg5 h6 6. Bh4 0-0 7. e3 b6 1/2-1/2

[Event "New York Spring GM-A"]
[Site "New York"]
[Date "2022.04.17"]
[Round "7"]
[White "Liang, Jason"]
[Black "Barbosa, Oliver"]
[Result "1/2-1/2"]
[ECO "B12"]
[WhiteElo "2409"]
[BlackElo "2505"]
[PlyCount "51"]
[EventDate "2022.04.14"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "USA"]
[EventCategory "8"]
[SourceTitle "CBM 207 Extra"]
[Source "ChessBase"]
[SourceDate "2022.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.05.31"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. e5 Bf5 4. Nd2 e6 5. Nb3 Nd7 6. Nf3 Ne7 7. Be2 a6 8. 0-0 Bg6 9. a4 Qc7 10. Bd2 Nc8 11. a5 Be7 12. c4 dxc4 13. Bxc4 0-0 14. Qe2 Na7 15. Rac1 Qd8 16. h3 Nb5 17. Ne1 Nc7 18. Bd3 Bxd3 19. Nxd3 Re8 20. Bb4 Bxb4 21. Nxb4 Nb5 22. Rfd1 Nf8 23. Qe4 Ng6 24. g3 Ne7 25. Rc5 Rc8 26. Nc2 1/2-1/2

[Event "New York Spring GM-A"]
[Site "New York"]
[Date "2022.04.16"]
[Round "4"]
[White "Barbosa, Oliver"]
[Black "Ostrovskiy, Aleksandr A"]
[Result "1/2-1/2"]
[ECO "E04"]
[WhiteElo "2505"]
[BlackElo "2404"]
[PlyCount "14"]
[EventDate "2022.04.14"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "USA"]
[EventCategory "8"]
[SourceTitle "CBM 207 Extra"]
[Source "ChessBase"]
[SourceDate "2022.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.05.31"]
[SourceQuality "1"]

1. Nf3 d5 2. g3 c5 3. Bg2 Nc6 4. d4 Nf6 5. 0-0 e6 6. c4 dxc4 7. dxc5 Qxd1 1/2-1/2

[Event "New York Spring GM-A"]
[Site "New York"]
[Date "2022.04.16"]
[Round "5"]
[White "Wang, Kevin A"]
[Black "Barbosa, Oliver"]
[Result "0-1"]
[ECO "D20"]
[WhiteElo "2389"]
[BlackElo "2505"]
[PlyCount "80"]
[EventDate "2022.04.14"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "USA"]
[EventCategory "8"]
[SourceTitle "CBM 207 Extra"]
[Source "ChessBase"]
[SourceDate "2022.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.05.31"]
[SourceQuality "1"]

1. d4 d5 2. c4 dxc4 3. e4 Nf6 4. e5 Nd5 5. Bxc4 Nb6 6. Bb3 Nc6 7. Ne2 Bf5 8. Nbc3 e6 9. 0-0 Be7 10. Be3 0-0 11. a3 Qd7 12. Bc2 Bg6 13. Bxg6 hxg6 14. Qc2 Bd8 15. Ne4 Ne7 16. Nc5 Qc6 17. Rac1 Nd7 18. Bg5 Nxc5 19. dxc5 Nf5 20. Bxd8 Raxd8 21. Rfd1 Rd5 22. Rxd5 Qxd5 23. Qc3 Rd8 24. Re1 Qd2 25. b4 a6 26. Kf1 Qa2 27. Ra1 Qd5 28. Re1 g5 29. h3 Nh4 30. f3 Ng6 31. Ng3 Nf4 32. Ne2 Qd3 33. Qxd3 Nxd3 34. Rd1 Rd7 35. Nc3 Nxe5 36. Rxd7 Nxd7 37. Ne4 f6 38. Ke2 Ne5 39. c6 Nxc6 40. Nc5 Nd8 0-1

[Event "New York Spring GM-A"]
[Site "New York"]
[Date "2022.04.15"]
[Round "2"]
[White "Barbosa, Oliver"]
[Black "Korley, Kassa"]
[Result "1-0"]
[ECO "D30"]
[WhiteElo "2505"]
[BlackElo "2400"]
[PlyCount "71"]
[EventDate "2022.04.14"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "USA"]
[EventCategory "8"]
[SourceTitle "CBM 207 Extra"]
[Source "ChessBase"]
[SourceDate "2022.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.05.31"]
[SourceQuality "1"]

1. Nf3 d5 2. g3 Nf6 3. c4 e6 4. Bg2 Be7 5. 0-0 0-0 6. d4 dxc4 7. Qa4 c6 8. Qxc4 b5 9. Qc2 Bb7 10. Nc3 Nbd7 11. Rd1 Qb6 12. e4 c5 13. d5 exd5 14. exd5 Bd6 15. Nh4 g6 16. b3 Rfe8 17. Bb2 Rac8 18. Bf1 a6 19. a4 c4 20. axb5 cxb3 21. Qxb3 Ng4 22. Rd2 Bc5 23. Nd1 Re1 24. Nf3 Rxd1 25. Raxd1 Nxf2 26. Rxf2 Bxf2+ 27. Kg2 axb5 28. Ba1 Bc5 29. Qb2 f6 30. Bxb5 Ba3 31. Qe2 Nf8 32. Bc4 Qd6 33. Bb3 Bb4 34. Qe3 Kf7 35. Ng5+ Kg8 36. Ne4 1-0

[Event "New York Spring GM-A"]
[Site "New York"]
[Date "2022.04.15"]
[Round "3"]
[White "Song, Edward"]
[Black "Barbosa, Oliver"]
[Result "1/2-1/2"]
[ECO "D16"]
[WhiteElo "2383"]
[BlackElo "2505"]
[PlyCount "118"]
[EventDate "2022.04.14"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "USA"]
[EventCategory "8"]
[SourceTitle "CBM 207 Extra"]
[Source "ChessBase"]
[SourceDate "2022.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.05.31"]
[SourceQuality "1"]

1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. Nc3 dxc4 5. a4 e6 6. e3 c5 7. Bxc4 Nc6 8. 0-0 cxd4 9. exd4 Be7 10. Qe2 0-0 11. Rd1 Nb4 12. Bg5 Nfd5 13. Nxd5 Nxd5 14. Bxd5 Bxg5 15. Be4 Bf6 16. Ne5 a5 17. Bd3 g6 18. Bb5 Qe7 19. Rac1 Rd8 20. Qf3 Rd5 21. g3 Bxe5 22. dxe5 Rxe5 23. Bf1 Rd5 24. Rxd5 exd5 25. Qxd5 Be6 26. Qb5 Qd6 27. h4 h5 28. Qxb7 Rb8 29. Qa7 Rxb2 30. Qxa5 Ra2 31. Qa7 Qd2 32. Rb1 Kg7 33. Qc5 Kh7 34. Bg2 Rxa4 35. Qe5 Ra5 36. Qe1 Qa2 37. Rb2 Qa1 38. Qxa1 Rxa1+ 39. Kh2 Kg7 40. Bf3 Kf6 41. Kg2 Rc1 42. Rd2 Ke5 43. Re2+ Kd6 44. Rd2+ Kc5 45. Be4 Re1 46. Bf3 Bc4 47. Rd1 Rxd1 48. Bxd1 Kd4 49. Kg1 Bd5 50. Be2 Kc3 51. Bb5 Kd2 52. Be8 Ke1 53. Bb5 Kd2 54. Be8 Kd3 55. Bb5+ Ke4 56. Bf1 Kd4 57. Bb5 Ke4 58. Bf1 Kd4 59. Bb5 Ke4 1/2-1/2

[Event "New York Spring GM-A"]
[Site "New York"]
[Date "2022.04.14"]
[Round "1"]
[White "Barbosa, Oliver"]
[Black "Belous, Vladimir"]
[Result "1/2-1/2"]
[ECO "D36"]
[WhiteElo "2505"]
[BlackElo "2516"]
[PlyCount "18"]
[EventDate "2022.04.14"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "USA"]
[EventCategory "8"]
[SourceTitle "CBM 207 Extra"]
[Source "ChessBase"]
[SourceDate "2022.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.05.31"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 c6 3. Nf3 d5 4. Nc3 e6 5. cxd5 exd5 6. Bg5 Be7 7. e3 0-0 8. Bd3 Nbd7 9. Qc2 Re8 1/2-1/2

[Event "New York Winter GM-B"]
[Site "New York"]
[Date "2022.01.17"]
[Round "8"]
[White "Barbosa, Oliver"]
[Black "Rohde, Michael A"]
[Result "1/2-1/2"]
[ECO "A46"]
[WhiteElo "2510"]
[BlackElo "2343"]
[PlyCount "44"]
[EventDate "2022.01.13"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "USA"]
[EventCategory "8"]
[SourceTitle "CBM 206 Extra"]
[Source "ChessBase"]
[SourceDate "2022.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.03.31"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 d6 3. Nc3 Bf5 4. Nh4 Bd7 5. e4 e5 6. Nf3 Nc6 7. Bc4 Be7 8. d5 Nb8 9. 0-0 0-0 10. Qe2 Kh8 11. Ne1 c6 12. a4 cxd5 13. Nxd5 Nxd5 14. Bxd5 Nc6 15. c3 f5 16. f4 fxe4 17. Bxe4 d5 18. Bxd5 Bc5+ 19. Kh1 Bg4 20. Bf3 Bxf3 21. Rxf3 e4 22. Rf1 Qd5 1/2-1/2

[Event "New York Winter GM-B"]
[Site "New York"]
[Date "2022.01.17"]
[Round "9"]
[White "Tian, Eddy"]
[Black "Barbosa, Oliver"]
[Result "1/2-1/2"]
[ECO "D12"]
[WhiteElo "2411"]
[BlackElo "2510"]
[PlyCount "14"]
[EventDate "2022.01.13"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "USA"]
[EventCategory "8"]
[SourceTitle "CBM 206 Extra"]
[Source "ChessBase"]
[SourceDate "2022.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.03.31"]
[SourceQuality "1"]

1. d4 d5 2. c4 c6 3. e3 Bf5 4. Nf3 e6 5. Nc3 Nd7 6. Bd3 Bxd3 7. Qxd3 Ngf6 1/2-1/2

[Event "New York Winter GM-B"]
[Site "New York"]
[Date "2022.01.16"]
[Round "6"]
[White "Barbosa, Oliver"]
[Black "Jacobson, Brandon"]
[Result "1/2-1/2"]
[ECO "D03"]
[WhiteElo "2510"]
[BlackElo "2533"]
[PlyCount "125"]
[EventDate "2022.01.13"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "USA"]
[EventCategory "8"]
[SourceTitle "CBM 206 Extra"]
[Source "ChessBase"]
[SourceDate "2022.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.03.31"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 g6 3. Bg5 Bg7 4. Nbd2 0-0 5. c3 d5 6. e3 Nbd7 7. h3 Re8 8. Bf4 Nh5 9. Bh2 e5 10. dxe5 Nxe5 11. Nxe5 Bxe5 12. Bxe5 Rxe5 13. Be2 Nf6 14. 0-0 Re8 15. Nf3 c5 16. Qb3 Qc7 17. Rfe1 Be6 18. c4 Rad8 19. Rad1 b6 20. Ng5 Qe5 21. Nf3 dxc4 22. Bxc4 Bxc4 23. Qxc4 Qe7 24. a3 Ne4 25. Qc2 Qe6 26. Rxd8 Rxd8 27. Rd1 Rd5 28. Rxd5 Qxd5 29. Kf1 b5 30. Ke2 a5 31. Nd2 Nd6 32. Qd3 Qe5 33. b3 Kf8 34. g4 Ke7 35. a4 bxa4 36. bxa4 Qb2 37. Qb3 Qc1 38. Qb8 c4 39. Qa7+ Ke6 40. Nf3 Qc2+ 41. Ke1 Qb1+ 42. Ke2 Qb2+ 43. Ke1 Qb4+ 44. Kf1 c3 45. Nd4+ Kf6 46. Qd7 Qc4+ 47. Kg1 Ne4 48. g5+ Kg7 49. Qe7 Qd5 50. h4 c2 51. Qc7 Nc5 52. Nxc2 Qd1+ 53. Kg2 Qxc2 54. Qe5+ Kg8 55. Qe8+ Kg7 56. Qe5+ Kf8 57. Qb8+ Ke7 58. Qc7+ Ke8 59. Qc8+ Ke7 60. Qc7+ Ke6 61. Qc6+ Ke5 62. Qf6+ Kd5 63. Qxf7+ 1/2-1/2

[Event "New York Winter GM-B"]
[Site "New York"]
[Date "2022.01.16"]
[Round "7"]
[White "Grinberg, Eyal"]
[Black "Barbosa, Oliver"]
[Result "1/2-1/2"]
[ECO "C65"]
[WhiteElo "2492"]
[BlackElo "2510"]
[PlyCount "191"]
[EventDate "2022.01.13"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "USA"]
[EventCategory "8"]
[SourceTitle "CBM 206 Extra"]
[Source "ChessBase"]
[SourceDate "2022.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.03.31"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 Nf6 4. d3 Bc5 5. 0-0 d6 6. c3 0-0 7. h3 h6 8. Re1 a6 9. Bxc6 bxc6 10. d4 Ba7 11. dxe5 dxe5 12. Qxd8 Rxd8 13. Nbd2 Nd7 14. Nc4 Re8 15. Be3 Bxe3 16. Rxe3 a5 17. Rd1 f6 18. Nfd2 Nc5 19. Nb1 Be6 20. Nba3 a4 21. f3 Kf7 22. Re2 Ke7 23. Red2 h5 24. Kf1 h4 25. Ke2 g6 26. Kf2 Nb7 27. Ke3 Red8 28. Rxd8 Nxd8 29. b4 axb3 30. axb3 Nb7 31. Kd3 Nc5+ 32. Kc2 Rxa3 33. Nxa3 Bxb3+ 34. Kd2 Bxd1 35. Kxd1 f5 36. exf5 gxf5 37. Ke2 Na4 38. Kd3 Ke6 39. Nc2 Nb6 40. c4 Na4 41. f4 c5 42. Ne1 exf4 43. Nf3 Nb2+ 44. Kc3 Nd1+ 45. Kd3 Ne3 46. Nxh4 Kf6 47. g3 Kg5 48. Nf3+ Kh5 49. Ne1 Nd1 50. gxf4 Kh4 51. Ke2 Nb2 52. Ng2+ Kg3 53. Ne3 Kxf4 54. h4 Na4 55. h5 Kg5 56. h6 Kxh6 57. Nxf5+ Kg6 58. Ne7+ Kf7 59. Nd5 c6 60. Ne3 Ke6 61. Kd3 Ke5 62. Ng4+ Kf4 63. Nf6 Kf5 64. Ne8 Ke5 65. Ng7 Nb2+ 66. Kc3 Nd1+ 67. Kd2 Nf2 68. Ke3 Ne4 69. Nh5 Nd6 70. Kd3 Nf5 71. Kc3 Nd4 72. Kd3 Ne6 73. Ng3 Kf4 74. Ne2+ Kf3 75. Nc3 Nf4+ 76. Kd2 Ne6 77. Kd3 Ng5 78. Na4 Ne4 79. Nb6 Nf2+ 80. Kc2 Ke4 81. Nd7 Nd3 82. Kc3 Ke3 83. Nf8 Nf2 84. Ne6 Nd3 85. Nd8 Ne5 86. Ne6 Nd7 87. Nd8 Nb8 88. Ne6 Na6 89. Nd8 Nb4 90. Ne6 Na2+ 91. Kb2 Nb4 92. Kc3 Nd3 93. Nd8 Ne5 94. Ne6 Nd7 95. Nd8 Ne5 96. Ne6 1/2-1/2

[Event "New York Winter GM-B"]
[Site "New York"]
[Date "2022.01.15"]
[Round "4"]
[White "Barbosa, Oliver"]
[Black "Martinez Alcantara, Jose Eduardo"]
[Result "1/2-1/2"]
[ECO "D27"]
[WhiteElo "2510"]
[BlackElo "2615"]
[PlyCount "21"]
[EventDate "2022.01.13"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "USA"]
[EventCategory "8"]
[SourceTitle "CBM 206 Extra"]
[Source "ChessBase"]
[SourceDate "2022.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.03.31"]
[SourceQuality "1"]

1. d4 d5 2. c4 dxc4 3. Nf3 Nf6 4. e3 e6 5. Bxc4 a6 6. 0-0 c5 7. dxc5 Qxd1 8. Rxd1 Bxc5 9. Nbd2 0-0 10. Be2 Nc6 11. Nb3 1/2-1/2

[Event "New York Winter GM-B"]
[Site "New York"]
[Date "2022.01.15"]
[Round "5"]
[White "Tsay, Vincent"]
[Black "Barbosa, Oliver"]
[Result "1/2-1/2"]
[ECO "E16"]
[WhiteElo "2295"]
[BlackElo "2510"]
[PlyCount "63"]
[EventDate "2022.01.13"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "USA"]
[EventCategory "8"]
[SourceTitle "CBM 206 Extra"]
[Source "ChessBase"]
[SourceDate "2022.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.03.31"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 d5 3. c4 e6 4. g3 Bb4+ 5. Nbd2 0-0 6. Bg2 b6 7. 0-0 Bb7 8. Ne5 Nbd7 9. Qa4 Bxd2 10. Bxd2 c5 11. Nxd7 Nxd7 12. cxd5 exd5 13. Rac1 Qc8 14. b3 Bc6 15. Qa3 Qb7 16. dxc5 bxc5 17. Be3 c4 18. Rfd1 Rfc8 19. Rd4 cxb3 20. axb3 Nf6 21. Rcd1 a5 22. Rh4 Rab8 23. Bd4 Qxb3 24. Qxb3 Rxb3 25. Bxf6 gxf6 26. Bxd5 Rb4 27. Rxb4 axb4 28. Bxc6 Rxc6 29. Rd8+ Kg7 30. Rb8 Rc2 31. Rxb4 Rxe2 32. Kg2 1/2-1/2

[Event "New York Winter GM-B"]
[Site "New York"]
[Date "2022.01.14"]
[Round "2"]
[White "Barbosa, Oliver"]
[Black "Korley, Kassa"]
[Result "1/2-1/2"]
[ECO "C02"]
[WhiteElo "2510"]
[BlackElo "2394"]
[PlyCount "42"]
[EventDate "2022.01.13"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "USA"]
[EventCategory "8"]
[SourceTitle "CBM 206 Extra"]
[Source "ChessBase"]
[SourceDate "2022.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.03.31"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. e5 c5 4. c3 Nc6 5. Nf3 Bd7 6. Be2 Qb6 7. 0-0 Nge7 8. Na3 a6 9. Nc2 cxd4 10. cxd4 f6 11. Bd3 Ng6 12. Nh4 Nxh4 13. Qh5+ g6 14. Qxh4 f5 15. b4 Be7 16. Qh6 Nd8 17. a4 Nf7 18. Qe3 0-0 19. Kh1 Rfc8 20. Bd2 Qd8 21. Qe2 Qe8 1/2-1/2

[Event "New York Winter GM-B"]
[Site "New York"]
[Date "2022.01.14"]
[Round "3"]
[White "Mandizha, Farai"]
[Black "Barbosa, Oliver"]
[Result "1/2-1/2"]
[ECO "D10"]
[WhiteElo "2377"]
[BlackElo "2510"]
[PlyCount "6"]
[EventDate "2022.01.13"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "USA"]
[EventCategory "8"]
[SourceTitle "CBM 206 Extra"]
[Source "ChessBase"]
[SourceDate "2022.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.03.31"]
[SourceQuality "1"]

1. d4 d5 2. c4 c6 3. cxd5 cxd5 1/2-1/2

[Event "New York Winter GM-B"]
[Site "New York"]
[Date "2022.01.13"]
[Round "1"]
[White "Perez, Robert M"]
[Black "Barbosa, Oliver"]
[Result "0-1"]
[ECO "A62"]
[WhiteElo "2362"]
[BlackElo "2510"]
[PlyCount "130"]
[EventDate "2022.01.13"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "USA"]
[EventCategory "8"]
[SourceTitle "CBM 206 Extra"]
[Source "ChessBase"]
[SourceDate "2022.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.03.31"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. g3 c5 4. d5 exd5 5. cxd5 d6 6. Nc3 g6 7. Nf3 Bg7 8. Bg2 0-0 9. 0-0 Re8 10. Bf4 a6 11. a4 Nh5 12. Bg5 Qc7 13. Qd2 Nd7 14. h3 Rb8 15. a5 b5 16. axb6 Qxb6 17. Ra2 Qb3 18. Bh6 Bh8 19. Rfa1 Nb6 20. g4 Nc4 21. Qc1 Nf6 22. Nd2 Nxd2 23. Qxd2 Nd7 24. Nd1 Nb6 25. Ra3 Qb4 26. Re3 Bb7 27. Rxe8+ Rxe8 28. e4 Qb5 29. Bf1 Qb3 30. Ra3 Qb4 31. f3 Ra8 32. Qxb4 cxb4 33. Ra5 Nd7 34. Bd2 Bd4+ 35. Be3 Bf6 36. Kf2 Rc8 37. Bd3 Ne5 38. Ke2 Bd8 39. Ra1 a5 40. b3 f5 41. Rc1 fxe4 42. Bxe4 Ba6+ 43. Kd2 Bf6 44. Rxc8+ Bxc8 45. Bb6 a4 46. Ba5 a3 47. Bb1 Nxf3+ 48. Ke3 Nd4 49. Ke4 h5 50. Ne3 hxg4 51. hxg4 Nb5 52. Bxb4 Bc3 53. Bxa3 Nxa3 54. Bd3 Bd7 55. Kf3 Kg7 56. g5 Nb5 57. Ng2 Nd4+ 58. Kf2 Bd2 59. Ne3 Nxb3 60. Ke2 Bxe3 61. Kxe3 Bf5 62. Bc4 Nc5 63. Be2 Kf8 64. Kf4 Ke7 65. Ke3 Kd7 0-1

[Event "New York GM-B"]
[Site "New York"]
[Date "2021.11.14"]
[Round "9"]
[White "Barbosa, Oliver"]
[Black "Lenderman, Aleksandr"]
[Result "1-0"]
[ECO "D02"]
[WhiteElo "2509"]
[BlackElo "2624"]
[PlyCount "139"]
[EventDate "2021.11.10"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "USA"]
[EventCategory "8"]
[SourceTitle "CBM 205 Extra"]
[Source "ChessBase"]
[SourceDate "2022.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.01.31"]
[SourceQuality "1"]

1. Nf3 c5 2. c3 d5 3. d4 e6 4. Bf4 Bd6 5. Bg3 Nf6 6. e3 0-0 7. Nbd2 Qc7 8. Be2 Nbd7 9. 0-0 e5 10. dxe5 Nxe5 11. Nxe5 Bxe5 12. Bxe5 Qxe5 13. Nf3 Qe7 14. c4 dxc4 15. Bxc4 b6 16. a4 Bb7 17. Qe2 a6 18. Rfd1 Qc7 19. h3 h6 20. Rd2 Rfe8 21. Rc1 g6 22. Qd3 Ne4 23. Qd7 Re7 24. Qxc7 Rxc7 25. Rd3 Rb8 26. Ne5 b5 27. axb5 axb5 28. Bxb5 Kg7 29. Rd7 Rxd7 30. Nxd7 Rc8 31. f3 Nd6 32. Be2 c4 33. Nb6 Rc7 34. Nxc4 Bd5 35. b3 Kf6 36. Kf2 Be6 37. e4 Ke7 38. h4 g5 39. hxg5 hxg5 40. Rd1 Nb7 41. Ke3 Nc5 42. Rb1 Na6 43. Kd2 Nc5 44. Na5 g4 45. b4 gxf3 46. gxf3 Nd7 47. Rc1 Rxc1 48. Kxc1 f5 49. Kd2 fxe4 50. fxe4 Ne5 51. Ke3 Bd7 52. Kd4 Ng6 53. b5 Nf4 54. Bc4 Bxb5 55. Bxb5 Ne6+ 56. Ke5 Nc5 57. Nc6+ Kf8 58. Kd5 Nxe4 59. Kxe4 Kf7 60. Kf5 Kf8 61. Kf6 Ke8 62. Ne5+ Kf8 63. Ng6+ Kg8 64. Bc4+ Kh7 65. Bd5 Kh6 66. Bg8 Kh5 67. Ne5 Kh4 68. Kf5 Kg3 69. Ng4 Kf3 70. Bc4 1-0

[Event "New York GM-B"]
[Site "New York"]
[Date "2021.11.14"]
[Round "8"]
[White "Wang, Qibiao"]
[Black "Barbosa, Oliver"]
[Result "0-1"]
[ECO "B11"]
[WhiteElo "2364"]
[BlackElo "2509"]
[PlyCount "68"]
[EventDate "2021.11.10"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "USA"]
[EventCategory "8"]
[SourceTitle "CBM 205 Extra"]
[Source "ChessBase"]
[SourceDate "2022.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.01.31"]
[SourceQuality "1"]

1. e4 c6 2. Nf3 d5 3. Nc3 Bg4 4. h3 Bh5 5. d4 e6 6. exd5 cxd5 7. Bb5+ Nc6 8. g4 Bg6 9. Ne5 Rc8 10. h4 f6 11. Bxc6+ bxc6 12. Nxg6 hxg6 13. Qd3 Kf7 14. Bd2 c5 15. dxc5 Bxc5 16. f4 d4 17. Ne4 Qd5 18. c4 dxc3 19. Qxd5 exd5 20. Nxc3 Nh6 21. g5 Rhe8+ 22. Kf1 Nf5 23. Rh3 Be3 24. Bxe3 Nxe3+ 25. Kg1 a6 26. Rh2 d4 27. Nd1 Nc2 28. Rc1 Re1+ 29. Kf2 d3 30. Kg3 Rd8 31. h5 gxh5 32. gxf6 g5 33. b4 Rd4 34. a3 Kxf6 0-1

[Event "New York GM-B"]
[Site "New York"]
[Date "2021.11.13"]
[Round "6"]
[White "Barbosa, Oliver"]
[Black "Yoo, Christopher Woojin"]
[Result "1-0"]
[ECO "E05"]
[WhiteElo "2509"]
[BlackElo "2499"]
[PlyCount "117"]
[EventDate "2021.11.10"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "USA"]
[EventCategory "8"]
[SourceTitle "CBM 205 Extra"]
[Source "ChessBase"]
[SourceDate "2022.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.01.31"]
[SourceQuality "1"]

1. Nf3 Nf6 2. g3 d5 3. Bg2 e6 4. 0-0 Be7 5. d4 0-0 6. c4 dxc4 7. Qc2 b5 8. a4 b4 9. Ne5 Nd5 10. Nxc4 c5 11. dxc5 Ba6 12. Ne3 Nd7 13. Nxd5 exd5 14. Rd1 Rc8 15. c6 Ne5 16. Bxd5 Nxc6 17. Qe4 Bf6 18. Be3 Re8 19. Qf4 Kh8 20. Bb3 Qe7 21. Nd2 Bxe2 22. Re1 Bh5 23. g4 Bg6 24. Nc4 Ne5 25. Bd2 Qc5 26. Nxe5 Bxe5 27. Qxb4 Bxh2+ 28. Kg2 Qxb4 29. Bxb4 Be5 30. Ba3 f6 31. Rad1 Red8 32. Bc5 a6 33. Bc4 Rxd1 34. Rxd1 Bc2 35. Bxa6 Bxd1 36. Bxc8 Bxa4 37. b4 Bb5 38. Kf3 g6 39. Ke4 h5 40. gxh5 gxh5 41. Bd4 Bc6+ 42. Ke3 Kg7 43. Bxe5 fxe5 44. Ba6 Bd5 45. Be2 h4 46. Bf3 Bc4 47. Bc6 Kf6 48. Kf3 Be6 49. b5 Ke7 50. b6 Bd7 51. Bd5 Kd6 52. b7 Kc7 53. Ke4 Bb5 54. Kxe5 Bd7 55. f4 h3 56. f5 Be8 57. f6 h2 58. Ke6 Bd7+ 59. Ke7 1-0

[Event "New York GM-B"]
[Site "New York"]
[Date "2021.11.13"]
[Round "7"]
[White "Perez, Robert M"]
[Black "Barbosa, Oliver"]
[Result "1-0"]
[ECO "D11"]
[WhiteElo "2378"]
[BlackElo "2509"]
[PlyCount "111"]
[EventDate "2021.11.10"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "USA"]
[EventCategory "8"]
[SourceTitle "CBM 205 Extra"]
[Source "ChessBase"]
[SourceDate "2022.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.01.31"]
[SourceQuality "1"]

1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. e3 Bg4 5. h3 Bxf3 6. Qxf3 e6 7. Nc3 Nbd7 8. Bd3 Bd6 9. cxd5 exd5 10. g4 Nb6 11. g5 Nfd7 12. h4 Qe7 13. Bd2 0-0-0 14. 0-0-0 Kb8 15. Kb1 Bc7 16. Qg4 Nc4 17. Bxc4 dxc4 18. e4 Nf8 19. Be3 Ne6 20. Qe2 b5 21. d5 Nc5 22. dxc6 a6 23. f3 Nd3 24. Nd5 Qe6 25. Rxd3 cxd3 26. Qxd3 Qxc6 27. Qd4 Qb7 28. Qxg7 Bd6 29. Qf6 Rhe8 30. Rc1 Qd7 31. h5 Re6 32. Qd4 Qb7 33. h6 Be5 34. Qc5 Bd6 35. Qd4 Be5 36. Qc5 Bd6 37. Bf4 Bxf4 38. Nxf4 Ree8 39. Nd5 Rc8 40. Qd6+ Ka7 41. Rxc8 Rxc8 42. Qe7 Qxe7 43. Nxe7 Re8 44. Nf5 Re6 45. Kc2 Kb6 46. Kd3 Kc5 47. f4 a5 48. e5 a4 49. Nd6 Re7 50. Ke4 b4 51. f5 Rd7 52. Nxf7 Rd2 53. g6 hxg6 54. fxg6 Rxb2 55. h7 Rh2 56. g7 1-0

[Event "New York GM-B"]
[Site "New York"]
[Date "2021.11.12"]
[Round "4"]
[White "Barbosa, Oliver"]
[Black "Shmeliov, Denis"]
[Result "1/2-1/2"]
[ECO "D38"]
[WhiteElo "2509"]
[BlackElo "2430"]
[PlyCount "48"]
[EventDate "2021.11.10"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "USA"]
[EventCategory "8"]
[SourceTitle "CBM 205 Extra"]
[Source "ChessBase"]
[SourceDate "2022.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.01.31"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 d5 3. c4 e6 4. Nc3 Bb4 5. Qa4+ Nc6 6. e3 0-0 7. Bd2 dxc4 8. Bxc4 Bd6 9. 0-0 e5 10. h3 h6 11. Qc2 Re8 12. dxe5 Nxe5 13. Be2 Nxf3+ 14. Bxf3 c6 15. Ne2 Qe7 16. Rfd1 Nh7 17. e4 Bc7 18. Bf4 Ng5 19. Qc3 Bb6 20. Ng3 Qc5 21. Qxc5 Nxf3+ 22. gxf3 Bxc5 23. Kg2 Be6 24. Be3 Bb6 1/2-1/2

[Event "New York GM-B"]
[Site "New York"]
[Date "2021.11.12"]
[Round "5"]
[White "Jacobson, Brandon"]
[Black "Barbosa, Oliver"]
[Result "1/2-1/2"]
[ECO "D27"]
[WhiteElo "2514"]
[BlackElo "2509"]
[PlyCount "40"]
[EventDate "2021.11.10"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "USA"]
[EventCategory "8"]
[SourceTitle "CBM 205 Extra"]
[Source "ChessBase"]
[SourceDate "2022.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.01.31"]
[SourceQuality "1"]

1. Nf3 d5 2. e3 Nf6 3. c4 dxc4 4. Bxc4 e6 5. 0-0 a6 6. d4 c5 7. Nc3 Nc6 8. dxc5 Qxd1 9. Rxd1 Bxc5 10. Nd2 0-0 11. Nde4 Nxe4 12. Nxe4 Be7 13. Bd2 Rd8 14. Rac1 Bd7 15. Be2 Be8 16. f4 Nb4 17. Rc7 Nd5 18. Rcc1 Nb4 19. Rc7 Nd5 20. Rcc1 Nb4 1/2-1/2

[Event "New York GM-B"]
[Site "New York"]
[Date "2021.11.11"]
[Round "2"]
[White "Barbosa, Oliver"]
[Black "Rozman, Levy"]
[Result "1/2-1/2"]
[ECO "D02"]
[WhiteElo "2509"]
[BlackElo "2337"]
[PlyCount "58"]
[EventDate "2021.11.10"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "USA"]
[EventCategory "8"]
[SourceTitle "CBM 205 Extra"]
[Source "ChessBase"]
[SourceDate "2022.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.01.31"]
[SourceQuality "1"]

1. Nf3 d5 2. g3 Nd7 3. d4 Nb6 4. Bg2 Nf6 5. Nbd2 h6 6. c4 c6 7. c5 Nbd7 8. 0-0 g6 9. Qc2 Bg7 10. b3 0-0 11. Bb2 Re8 12. b4 Qc7 13. h3 Nh5 14. e3 f5 15. g4 Nhf6 16. gxf5 gxf5 17. Qxf5 Nxc5 18. Qg6 Na4 19. Bc1 Rf8 20. Ne5 Nh7 21. e4 Nc3 22. Re1 Ng5 23. h4 Ne6 24. Ndf3 dxe4 25. Bxh6 Rf6 26. Qe8+ Rf8 27. Qg6 Rf6 28. Qe8+ Rf8 29. Qg6 Rf6 1/2-1/2

[Event "New York GM-B"]
[Site "New York"]
[Date "2021.11.11"]
[Round "3"]
[White "Korley, Kassa"]
[Black "Barbosa, Oliver"]
[Result "0-1"]
[ECO "E07"]
[WhiteElo "2402"]
[BlackElo "2509"]
[PlyCount "112"]
[EventDate "2021.11.10"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "USA"]
[EventCategory "8"]
[SourceTitle "CBM 205 Extra"]
[Source "ChessBase"]
[SourceDate "2022.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.01.31"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 Nf6 3. c4 c6 4. g3 e6 5. Bg2 Be7 6. 0-0 0-0 7. Nc3 Nbd7 8. Qc2 b6 9. e4 Bb7 10. e5 Ne8 11. h4 Rc8 12. Ng5 g6 13. Bf4 Ng7 14. Rad1 a5 15. Bh3 Ba6 16. b3 Qc7 17. Rfe1 Qa7 18. Bf1 Bb4 19. Qb2 Rfd8 20. a3 Be7 21. cxd5 cxd5 22. Nb5 Qb7 23. g4 h5 24. f3 Nf8 25. Bd3 Rc6 26. Re2 Rdc8 27. Rg2 Bxb5 28. Bxb5 Rc3 29. Bd2 Rc2 30. Qa1 a4 31. bxa4 Qa7 32. Bd3 R2c7 33. gxh5 Nxh5 34. Nxf7 Kxf7 35. Qb1 Ke8 36. Bb5+ Kd8 37. Rxg6 Bxh4 38. Kh1 Rg7 39. Qb4 Nxg6 40. Qd6+ Rd7 41. Qxe6 Nf8 42. Qh6 Be7 43. Qxh5 Rc2 44. Qf5 Rxd2 45. Rxd2 Qa5 46. Rc2 Rc7 47. Rxc7 Qe1+ 48. Kg2 Qd2+ 49. Kf1 Kxc7 50. Qf7 Qd1+ 51. Kg2 Qc2+ 52. Kf1 Ng6 53. Be8 Qd1+ 54. Kg2 Nh4+ 55. Kh3 Qh1+ 56. Kg4 Qg2+ 0-1

[Event "New York GM-B"]
[Site "New York"]
[Date "2021.11.10"]
[Round "1"]
[White "Wang, Kevin A"]
[Black "Barbosa, Oliver"]
[Result "1-0"]
[ECO "D45"]
[WhiteElo "2378"]
[BlackElo "2509"]
[PlyCount "105"]
[EventDate "2021.11.10"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "USA"]
[EventCategory "8"]
[SourceTitle "CBM 205 Extra"]
[Source "ChessBase"]
[SourceDate "2022.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.01.31"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nf3 Nf6 4. Nc3 c6 5. e3 Nbd7 6. Qc2 Qc7 7. Bd3 dxc4 8. Bxc4 b5 9. Bd3 a6 10. a4 b4 11. Ne4 c5 12. Bd2 Rb8 13. b3 Bb7 14. Nxf6+ gxf6 15. e4 Rc8 16. d5 Ne5 17. Nxe5 Qxe5 18. 0-0 Rg8 19. Rae1 Qh5 20. Bf4 e5 21. Bg3 Bd6 22. Bc4 Ke7 23. Qd3 Ra8 24. f4 Qg4 25. Qd2 Bc8 26. fxe5 fxe5 27. Qf2 Qg6 28. Bh4+ Kf8 29. Re3 Ra7 30. Rf3 f5 31. exf5 Qh6 32. Rh3 Qg7 33. Rg3 Qh6 34. Rxg8+ Kxg8 35. f6 Kf7 36. Bg3 Bd7 37. Qe2 Qg5 38. Bxa6 h5 39. Bd3 h4 40. Bf2 Ra8 41. Qe4 Rg8 42. Bxh4 Qh6 43. Bg3 c4 44. Qh7+ Qxh7 45. Bxh7 Rc8 46. bxc4 Rxc4 47. a5 Rc3 48. Ra1 Bb5 49. a6 b3 50. Be1 Rc7 51. a7 Bc5+ 52. Bf2 Rxa7 53. Rxa7+ 1-0

[Event "New York-Singapore Online"]
[Site "chess24.com INT"]
[Date "2020.05.31"]
[Round "2.3"]
[White "Barbosa, Oliver"]
[Black "Wu, Shaobin"]
[Result "0-1"]
[ECO "D11"]
[WhiteElo "2509"]
[BlackElo "2447"]
[PlyCount "74"]
[EventDate "2020.05.31"]
[EventType "team-match (rapid)"]
[EventRounds "2"]
[EventCountry "USA"]
[SourceTitle "CBM 196 Extra"]
[Source "ChessBase"]
[SourceDate "2020.07.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.07.31"]
[SourceQuality "1"]
[WhiteTeam "New York"]
[BlackTeam "Singapore"]
[WhiteTeamCountry "USA"]
[BlackTeamCountry "SIN"]

1. d4 d5 2. Nf3 Nf6 3. c4 c6 4. e3 a6 5. Bd3 Bg4 6. Nbd2 e6 7. 0-0 Nbd7 8. b3 Bd6 9. h3 Bh5 10. Bb2 0-0 11. Qc2 Bg6 12. Ne5 Bxd3 13. Nxd3 Qe7 14. Rfe1 Ne4 15. f3 Nxd2 16. Qxd2 Qg5 17. g4 Qh4 18. Qg2 c5 19. Ne5 Bxe5 20. dxe5 dxc4 21. f4 Nb6 22. Rac1 cxb3 23. axb3 Nd5 24. f5 Rfd8 25. Re2 Rac8 26. Rf1 c4 27. e4 Nb4 28. bxc4 Rxc4 29. g5 Rd3 30. Kh2 Rc2 31. Rxc2 Nxc2 32. Rf3 Ne1 33. Rxd3 Nxd3 34. g6 hxg6 35. fxg6 fxg6 36. Qxg6 Qxh3+ 37. Kg1 Nxb2 0-1

[Event "New York-Singapore Online"]
[Site "chess24.com INT"]
[Date "2020.05.31"]
[Round "1.3"]
[White "Wu, Shaobin"]
[Black "Barbosa, Oliver"]
[Result "1-0"]
[ECO "D11"]
[WhiteElo "2447"]
[BlackElo "2509"]
[PlyCount "12"]
[EventDate "2020.05.31"]
[EventType "team-match (rapid)"]
[EventRounds "2"]
[EventCountry "USA"]
[SourceTitle "CBM 196 Extra"]
[Source "ChessBase"]
[SourceDate "2020.07.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.07.31"]
[SourceQuality "1"]
[WhiteTeam "Singapore"]
[BlackTeam "New York"]
[WhiteTeamCountry "SIN"]
[BlackTeamCountry "USA"]

1. d4 Nf6 2. Nf3 d5 3. c4 c6 4. e3 Bg4 5. Nc3 e6 6. Qb3 Qc7 1-0

[Event "New York Marshall CC-ch 103rd"]
[Site "New York"]
[Date "2019.11.18"]
[Round "9"]
[White "Steingrimsson, Hedinn"]
[Black "Barbosa, Oliver"]
[Result "1/2-1/2"]
[ECO "D11"]
[WhiteElo "2549"]
[BlackElo "2532"]
[PlyCount "60"]
[EventDate "2019.11.14"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "USA"]
[EventCategory "10"]
[SourceTitle "CBM 193 Extra"]
[Source "ChessBase"]
[SourceDate "2020.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.01.31"]
[SourceQuality "1"]

1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. e3 Bg4 5. h3 Bxf3 6. Qxf3 e6 7. Bd3 Nbd7 8. Nc3 Bd6 9. 0-0 0-0 10. Rd1 Re8 11. Qe2 Qe7 12. e4 dxe4 13. Nxe4 Nxe4 14. Qxe4 Nf6 15. Qh4 h6 16. Re1 Rad8 17. Bxh6 gxh6 18. Qxh6 Bc7 19. Qg5+ Kf8 20. Qh6+ Kg8 21. Re3 Rxd4 22. Qg5+ Kf8 23. Qh6+ Kg8 24. Rg3+ Bxg3 25. Qg5+ Kf8 26. Qh6+ Kg8 27. Qg5+ Kf8 28. Qh6+ Kg8 29. Qg5+ Kf8 30. Qh6+ Kg8 1/2-1/2

[Event "New York Marshall CC-ch 103rd"]
[Site "New York"]
[Date "2019.11.17"]
[Round "8"]
[White "Barbosa, Oliver"]
[Black "Krush, Irina"]
[Result "1-0"]
[ECO "A35"]
[WhiteElo "2532"]
[BlackElo "2424"]
[PlyCount "58"]
[EventDate "2019.11.14"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "USA"]
[EventCategory "10"]
[SourceTitle "CBM 193 Extra"]
[Source "ChessBase"]
[SourceDate "2020.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.01.31"]
[SourceQuality "1"]

1. c4 c5 2. Nf3 Nc6 3. Nc3 g6 4. e3 Nf6 5. d4 cxd4 6. exd4 d5 7. cxd5 Nxd5 8. Qb3 Nxc3 9. Bc4 Nd5 10. Bxd5 e6 11. Bxc6+ bxc6 12. 0-0 f6 13. Be3 Qd5 14. Rfc1 Be7 15. Nd2 Bd7 16. Nc4 Kf7 17. Bf4 g5 18. Bg3 h5 19. h3 h4 20. Bh2 Rhd8 21. Qd3 Qf5 22. Qe2 Be8 23. Rd1 c5 24. Ne3 Qe4 25. f3 Qb7 26. d5 exd5 27. f4 Kg8 28. Nf5 Bf8 29. fxg5 Qh7 1-0

[Event "New York Marshall CC-ch 103rd"]
[Site "New York"]
[Date "2019.11.17"]
[Round "7"]
[White "Korley, Kassa"]
[Black "Barbosa, Oliver"]
[Result "0-1"]
[ECO "D38"]
[WhiteElo "2447"]
[BlackElo "2532"]
[PlyCount "54"]
[EventDate "2019.11.14"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "USA"]
[EventCategory "10"]
[SourceTitle "CBM 193 Extra"]
[Source "ChessBase"]
[SourceDate "2020.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.01.31"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. cxd5 exd5 5. Bg5 Bb4 6. e3 h6 7. Bxf6 Qxf6 8. a3 Bxc3+ 9. bxc3 0-0 10. Nf3 c5 11. Ne5 Nd7 12. Nxd7 Bxd7 13. Be2 Rac8 14. 0-0 Bf5 15. Bf3 Rfd8 16. Qb3 Rc7 17. dxc5 Rxc5 18. Qxb7 Rd7 19. Qb8+ Kh7 20. Rad1 Rxc3 21. Bxd5 Rxa3 22. Qf4 Qg6 23. Bf3 Qe6 24. h4 Re7 25. h5 Be4 26. Rd8 Bxf3 27. Qb8 Bxh5 0-1

[Event "New York Marshall CC-ch 103rd"]
[Site "New York"]
[Date "2019.11.16"]
[Round "5"]
[White "Barbosa, Oliver"]
[Black "Khamrakulov, Djurabek"]
[Result "1/2-1/2"]
[ECO "D27"]
[WhiteElo "2532"]
[BlackElo "2517"]
[PlyCount "62"]
[EventDate "2019.11.14"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "USA"]
[EventCategory "10"]
[SourceTitle "CBM 193 Extra"]
[Source "ChessBase"]
[SourceDate "2020.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.01.31"]
[SourceQuality "1"]

1. d4 d5 2. c4 dxc4 3. e3 Nf6 4. Bxc4 e6 5. Nf3 a6 6. 0-0 c5 7. dxc5 Bxc5 8. Qxd8+ Kxd8 9. b3 Ke7 10. Bb2 Nbd7 11. Nbd2 b6 12. Rfd1 Bb7 13. Rac1 Rac8 14. Kf1 Bd6 15. Be2 b5 16. a4 bxa4 17. bxa4 Bb4 18. a5 Rxc1 19. Rxc1 Rc8 20. Rxc8 Bxc8 21. Nc4 Bb7 22. Nd4 Ne4 23. Nc2 Nd2+ 24. Nxd2 Bxd2 25. Ba3+ Kd8 26. Nb4 Ne5 27. Nxa6 Bxa5 28. Nc5 Bc8 29. Ne4 f5 30. Nd6 Bc7 31. Nxc8 Kxc8 1/2-1/2

[Event "New York Marshall CC-ch 103rd"]
[Site "New York"]
[Date "2019.11.16"]
[Round "6"]
[White "Barbosa, Oliver"]
[Black "Panjwani, Raja"]
[Result "1-0"]
[ECO "E57"]
[WhiteElo "2532"]
[BlackElo "2450"]
[PlyCount "77"]
[EventDate "2019.11.14"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "USA"]
[EventCategory "10"]
[SourceTitle "CBM 193 Extra"]
[Source "ChessBase"]
[SourceDate "2020.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.01.31"]
[SourceQuality "1"]

1. Nf3 d5 2. d4 Nf6 3. c4 dxc4 4. e3 e6 5. Bxc4 c5 6. 0-0 cxd4 7. exd4 Be7 8. Nc3 0-0 9. Re1 Nc6 10. a3 b6 11. Qd3 Bb7 12. Bg5 Rc8 13. Rad1 Na5 14. Ba2 Re8 15. Ne5 Nd5 16. Bd2 Bf8 17. Ne4 f5 18. Ng5 h6 19. Ngf7 Qf6 20. g4 Nc6 21. Bb1 Nxe5 22. Nxe5 Ne7 23. Qg3 Nc6 24. g5 Qd8 25. gxh6 Nxe5 26. dxe5 Qd5 27. Be4 fxe4 28. Bb4 e3 29. Rxd5 exf2+ 30. Qxf2 Bxd5 31. Rf1 Kh7 32. Qg3 Kxh6 33. Qh3+ Kg6 34. Qd3+ Kh6 35. Bd2+ g5 36. Rf6+ Kg7 37. Qg6+ Kh8 38. Rf7 Bc5+ 39. Kf1 1-0

[Event "New York Marshall CC-ch 103rd"]
[Site "New York"]
[Date "2019.11.15"]
[Round "3"]
[White "Barbosa, Oliver"]
[Black "Niemann, Hans Moke"]
[Result "0-1"]
[ECO "A09"]
[WhiteElo "2532"]
[BlackElo "2436"]
[PlyCount "82"]
[EventDate "2019.11.14"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "USA"]
[EventCategory "10"]
[SourceTitle "CBM 193 Extra"]
[Source "ChessBase"]
[SourceDate "2020.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.01.31"]
[SourceQuality "1"]

1. Nf3 d5 2. c4 d4 3. g3 Nc6 4. Bg2 e5 5. d3 Bb4+ 6. Bd2 a5 7. 0-0 Nf6 8. Bg5 Be7 9. Bxf6 Bxf6 10. Nbd2 0-0 11. a3 Be7 12. Ne1 Nb8 13. Nc2 a4 14. b4 axb3 15. Nxb3 c6 16. e3 dxe3 17. fxe3 Be6 18. Qe2 Nd7 19. Rfb1 Qc7 20. Kh1 Ra4 21. Nd2 Rfa8 22. Rb2 R4a7 23. Rab1 Rb8 24. Ra1 Nb6 25. Rb3 Na4 26. d4 b5 27. Nb4 bxc4 28. Nxc4 Nb6 29. d5 Nxd5 30. Rd1 Bxb4 31. Qb2 Nc3 32. Rxc3 Bxc3 33. Qxc3 Bxc4 34. Qxc4 Rxa3 35. Bxc6 Rc8 36. Qe4 g6 37. Bd5 Kg7 38. Qf3 Rc3 39. Rf1 f5 40. g4 f4 41. g5 Rc1 0-1

[Event "New York Marshall CC-ch 103rd"]
[Site "New York"]
[Date "2019.11.15"]
[Round "4"]
[White "Yudasin, Leonid"]
[Black "Barbosa, Oliver"]
[Result "1/2-1/2"]
[ECO "B13"]
[WhiteElo "2507"]
[BlackElo "2532"]
[PlyCount "61"]
[EventDate "2019.11.14"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "USA"]
[EventCategory "10"]
[SourceTitle "CBM 193 Extra"]
[Source "ChessBase"]
[SourceDate "2020.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.01.31"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. exd5 cxd5 4. Bd3 Nc6 5. c3 Nf6 6. Bf4 Bg4 7. Qb3 Qc8 8. Nd2 e6 9. Ngf3 Be7 10. 0-0 0-0 11. Qc2 Bh5 12. Ne5 Kh8 13. Rae1 Nd7 14. Nxd7 Qxd7 15. Re3 Rac8 16. Qb1 Bg6 17. Bxg6 hxg6 18. Qd1 Bd6 19. Bxd6 Qxd6 20. Nf3 Kg8 21. Qd3 a6 22. h4 Ne7 23. Rfe1 Nf5 24. R3e2 Qd8 25. g3 b5 26. Kg2 Re8 27. a3 Re7 28. Ne5 Qe8 29. Qf3 a5 30. Nd3 Qd8 31. Qg4 1/2-1/2

[Event "New York Marshall CC-ch 103rd"]
[Site "New York"]
[Date "2019.11.14"]
[Round "1"]
[White "Barbosa, Oliver"]
[Black "Sturt, Raven M"]
[Result "0-1"]
[ECO "A30"]
[WhiteElo "2532"]
[BlackElo "2466"]
[PlyCount "106"]
[EventDate "2019.11.14"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "USA"]
[EventCategory "10"]
[SourceTitle "CBM 193 Extra"]
[Source "ChessBase"]
[SourceDate "2020.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.01.31"]
[SourceQuality "1"]

1. Nf3 Nf6 2. c4 e6 3. g3 b6 4. Bg2 Bb7 5. 0-0 Be7 6. b3 0-0 7. Bb2 c5 8. e3 Qc7 9. Nc3 a6 10. Qe2 d6 11. Rac1 Nbd7 12. e4 Rfe8 13. d3 Rad8 14. h3 Nb8 15. Nh2 Nc6 16. f4 Nd4 17. Qf2 Nd7 18. Nd1 Qb8 19. h4 b5 20. Ne3 Bf8 21. g4 Nb6 22. f5 d5 23. fxe6 fxe6 24. cxb5 axb5 25. e5 b4 26. g5 Ba6 27. Rcd1 Nd7 28. Nhg4 Nxe5 29. h5 Nxd3 30. Qf7+ Kh8 31. h6 Ne5 32. Qh5 Ne2+ 33. Kf2 d4 34. Ke1 Nd3+ 35. Rxd3 Bxd3 36. Rf3 Nf4 37. Qh2 Nxg2+ 38. Qxg2 e5 39. Nf5 Bxf5 40. Rxf5 Qa8 41. Rf3 Qxa2 42. Qc2 Qa8 43. Qf5 Qc8 44. Qe4 Rd7 45. g6 gxh6 46. Nf6 Rg7 47. Nxh7 Be7 48. Bc1 Qe6 49. Bxh6 Rxg6 50. Ng5 Rxg5 51. Bxg5 Bxg5 52. Rg3 Qh6 53. Ke2 c4 0-1

