[Event "World op 50th"]
[Site "Philadelphia"]
[Date "2022.07.04"]
[Round "8"]
[White "Xu, Kevin"]
[Black "De la Colina, Nicolas"]
[Result "0-1"]
[ECO "E70"]
[WhiteElo "1974"]
[BlackElo "2118"]
[PlyCount "76"]
[EventDate "2022.06.30"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "USA"]
[SourceTitle "CBM 209 Extra"]
[Source "ChessBase"]
[SourceDate "2022.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2022.09.30"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Bd3 0-0 6. Nge2 a6 7. 0-0 Nbd7 8. Rb1 c5 9. d5 Ne5 10. f4 Nxd3 11. Qxd3 b5 12. Ra1 bxc4 13. Qxc4 a5 14. h3 Ba6 15. Qa4 Qb6 16. Kh1 Qb4 17. Qc2 Rab8 18. Re1 Rfe8 19. a3 Qb3 20. Qxb3 Rxb3 21. Ng3 Nd7 22. Re3 Reb8 23. Rf3 Nb6 24. Ra2 Nc4 25. Nd1 h5 26. Rxb3 Rxb3 27. Nf1 Bd4 28. Nd2 Nxd2 29. Bxd2 Rd3 30. b3 Rxb3 31. Kh2 Be2 32. Nc3 Bxc3 33. Bxc3 Rxc3 34. Rxe2 Rxa3 35. Rb2 Re3 36. Rb5 Rxe4 37. Kg3 a4 38. Kh4 Kg7 0-1

[Event "World op 48th"]
[Site "ICC INT"]
[Date "2020.08.09"]
[Round "8"]
[White "Povinelli, Braydon"]
[Black "Xu, Kevin"]
[Result "1-0"]
[ECO "B38"]
[WhiteElo "1440"]
[BlackElo "1798"]
[PlyCount "57"]
[EventDate "2020.08.07"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "USA"]
[SourceTitle "CBM 197 Extra"]
[Source "ChessBase"]
[SourceDate "2020.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2020.09.30"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 g6 5. c4 Bg7 6. Be3 Nf6 7. Nc3 d6 8. Be2 0-0 9. f3 Bd7 10. 0-0 Nxd4 11. Bxd4 a5 12. Qd2 Bc6 13. b3 Nd7 14. Be3 Nc5 15. Rab1 Re8 16. a3 a4 17. b4 Nb3 18. Qd3 e6 19. b5 Bxc3 20. Qxc3 Bd7 21. Rfd1 Qc7 22. Qd3 d5 23. cxd5 exd5 24. Qxd5 Be6 25. Qg5 Qc2 26. Qf6 Rac8 27. Bh6 Qc3 28. e5 Qc5+ 29. Kh1 1-0

[Event "World op 48th"]
[Site "ICC INT"]
[Date "2020.08.09"]
[Round "7"]
[White "Xu, Kevin"]
[Black "Eidelman, Gabriel"]
[Result "0-1"]
[ECO "E70"]
[WhiteElo "1798"]
[BlackElo "1988"]
[PlyCount "48"]
[EventDate "2020.08.07"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "USA"]
[SourceTitle "CBM 197 Extra"]
[Source "ChessBase"]
[SourceDate "2020.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2020.09.30"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Bd3 0-0 6. Nge2 c5 7. d5 e6 8. 0-0 Na6 9. f4 exd5 10. exd5 Re8 11. h3 Nc7 12. Ng3 b5 13. Nxb5 Nxb5 14. cxb5 Nxd5 15. Be4 Bd4+ 16. Kh2 Bb7 17. Qb3 Rxe4 18. Nxe4 Qe7 19. Ng3 Nf6 20. Bd2 Ng4+ 21. Kh1 Qh4 22. Rf3 c4 23. Qd1 Nf2+ 24. Rxf2 Qxh3+ 0-1

[Event "World op 48th"]
[Site "ICC INT"]
[Date "2020.08.09"]
[Round "9"]
[White "Xu, Kevin"]
[Black "Rosenberg, Evan"]
[Result "0-1"]
[ECO "D38"]
[WhiteElo "1798"]
[BlackElo "2125"]
[PlyCount "88"]
[EventDate "2020.08.07"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "USA"]
[SourceTitle "CBM 197 Extra"]
[Source "ChessBase"]
[SourceDate "2020.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2020.09.30"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Nc3 Bb4 5. cxd5 exd5 6. Bg5 0-0 7. e3 h6 8. Bxf6 Qxf6 9. Qb3 c5 10. Qxd5 Nc6 11. a3 cxd4 12. axb4 dxc3 13. Qb3 cxb2 14. Rb1 a5 15. b5 Bf5 16. Rxb2 Nb4 17. Nd4 Rac8 18. Bc4 Rxc4 19. Qxc4 Nd3+ 20. Ke2 Nxb2 21. Qb3 Rc8 22. Qxb2 Rc2+ 23. Qxc2 Bxc2 24. Nxc2 Qb2 25. Kd2 Qxb5 26. f3 a4 27. Ra1 Qa5+ 28. Ke2 Qc3 29. Kd1 b5 30. Ra3 Qc4 31. Kd2 b4 32. Rxa4 Qc3+ 33. Kd1 b3 34. Na3 Qa1+ 35. Kd2 b2 36. Ra8+ Kh7 37. Rb8 Qxa3 38. Kc2 Qc5+ 39. Kxb2 Qe5+ 40. Kc2 Qxb8 41. Kd2 Qb2+ 42. Kd3 Qxg2 43. Ke4 Kg6 44. Kf4 Qxh2+ 0-1

[Event "World op 48th"]
[Site "ICC INT"]
[Date "2020.08.08"]
[Round "5"]
[White "Erenburg, Sergey"]
[Black "Xu, Kevin"]
[Result "1-0"]
[ECO "B31"]
[WhiteElo "2559"]
[BlackElo "1798"]
[PlyCount "49"]
[EventDate "2020.08.07"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "USA"]
[SourceTitle "CBM 197 Extra"]
[Source "ChessBase"]
[SourceDate "2020.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2020.09.30"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. Bb5 g6 4. Bxc6 dxc6 5. d3 Bg7 6. h3 Nf6 7. Nc3 0-0 8. Be3 b6 9. Qd2 e5 10. Bh6 Qd6 11. 0-0 Ne8 12. Nh2 Nc7 13. Bxg7 Kxg7 14. f4 exf4 15. Rxf4 f5 16. Raf1 Ne6 17. R4f2 f4 18. Ne2 g5 19. Qc3+ Nd4 20. Nf3 Qg6 21. Nexd4 cxd4 22. Nxd4 Kg8 23. Qxc6 Qg7 24. Qxa8 Qxd4 25. Qd5+ 1-0

[Event "World op 48th"]
[Site "ICC INT"]
[Date "2020.08.08"]
[Round "6"]
[White "Le, Harry"]
[Black "Xu, Kevin"]
[Result "1-0"]
[ECO "E09"]
[WhiteElo "1833"]
[BlackElo "1798"]
[PlyCount "85"]
[EventDate "2020.08.07"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "USA"]
[SourceTitle "CBM 197 Extra"]
[Source "ChessBase"]
[SourceDate "2020.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2020.09.30"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. g3 d5 4. Bg2 Be7 5. Nf3 0-0 6. 0-0 c6 7. Nbd2 Nbd7 8. Qc2 b6 9. e4 Bb7 10. Rd1 Rc8 11. e5 Ne8 12. cxd5 cxd5 13. Qd3 Nc7 14. Nf1 b5 15. h4 h6 16. N1h2 Re8 17. Ng4 Bf8 18. Bg5 hxg5 19. Nxg5 g6 20. f4 Bg7 21. h5 Nf8 22. h6 Bh8 23. h7+ Kg7 24. Nf6 Re7 25. g4 Ne8 26. Ng8 Nxh7 27. Nxe7 Qxe7 28. Nf3 Qd7 29. Kf2 Kg8 30. Rh1 Qc6 31. Rac1 Qxc1 32. Rxc1 Rxc1 33. Qxb5 Bc6 34. Qa6 Nf8 35. Kg3 Nd7 36. Qxa7 Rc2 37. b4 Rc4 38. Qa5 Kf8 39. b5 Bb7 40. Qa3+ Kg7 41. Qe7 Nb6 42. Qxb7 Nc8 43. b6 1-0

[Event "World op 48th"]
[Site "ICC INT"]
[Date "2020.08.08"]
[Round "4"]
[White "Xu, Kevin"]
[Black "Diep, Andrew"]
[Result "0-1"]
[ECO "E70"]
[WhiteElo "1798"]
[BlackElo "1932"]
[PlyCount "90"]
[EventDate "2020.08.07"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "USA"]
[SourceTitle "CBM 197 Extra"]
[Source "ChessBase"]
[SourceDate "2020.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2020.09.30"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Bd3 0-0 6. Nge2 e5 7. d5 a5 8. 0-0 Na6 9. b3 Nd7 10. a3 Ndc5 11. Bc2 Bd7 12. Rb1 f5 13. f3 Be8 14. b4 Nd7 15. exf5 gxf5 16. f4 Bh5 17. Qd3 e4 18. Qh3 Bg6 19. Be3 axb4 20. axb4 Nf6 21. Nd4 Ng4 22. Ne6 Qf6 23. Nxe4 fxe4 24. Qxg4 Qc3 25. Qe2 Nxb4 26. Rfc1 Ra2 27. Bd2 Bd4+ 28. Kh1 Rxc2 29. Bxc3 Rxe2 30. Bxd4 Nd3 31. Nxf8 Nxc1 32. Nxg6 Re1+ 33. Bg1 hxg6 34. g3 e3 35. Kg2 e2 36. Bf2 Rd1 37. Kf3 b6 38. c5 bxc5 39. Rb8+ Kf7 40. Rb7 e1Q 41. Bxe1 Rxe1 42. Rxc7+ Re7 43. Rc6 Rd7 44. h4 Na2 45. Ke4 Nc3+ 0-1

[Event "World op 48th"]
[Site "ICC INT"]
[Date "2020.08.07"]
[Round "2"]
[White "Wen, Teddie"]
[Black "Xu, Kevin"]
[Result "1/2-1/2"]
[ECO "E19"]
[WhiteElo "2071"]
[BlackElo "1798"]
[PlyCount "71"]
[EventDate "2020.08.07"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "USA"]
[SourceTitle "CBM 197 Extra"]
[Source "ChessBase"]
[SourceDate "2020.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2020.09.30"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. g3 Bb7 5. Bg2 Be7 6. 0-0 0-0 7. Nc3 Ne4 8. Qc2 Nxc3 9. Qxc3 f5 10. Ne5 Bxg2 11. Kxg2 Bf6 12. Qf3 c6 13. h4 Qc7 14. Rd1 d6 15. Nd3 Nd7 16. d5 Rae8 17. dxe6 Rxe6 18. Rb1 g6 19. b4 Rfe8 20. e3 Re4 21. b5 Rxc4 22. bxc6 Qxc6 23. Qxc6 Rxc6 24. Nb4 Rc7 25. Na6 Rc6 26. Nb4 Rc7 27. Na6 Rc4 28. Rxd6 Rd8 29. Bb2 Be7 30. Rd2 Nf8 31. Rxd8 Bxd8 32. Rc1 Ra4 33. Rc8 Rxa6 34. Rxd8 Rxa2 35. Be5 Kf7 36. Bd6 1/2-1/2

[Event "World op 48th"]
[Site "ICC INT"]
[Date "2020.08.07"]
[Round "1"]
[White "Xu, Kevin"]
[Black "Costello, Alexander"]
[Result "1/2-1/2"]
[ECO "D85"]
[WhiteElo "1798"]
[BlackElo "2259"]
[PlyCount "125"]
[EventDate "2020.08.07"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "USA"]
[SourceTitle "CBM 197 Extra"]
[Source "ChessBase"]
[SourceDate "2020.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2020.09.30"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. cxd5 Nxd5 5. Bd2 Bg7 6. e4 Nxc3 7. Bxc3 0-0 8. Qd2 Nd7 9. Nf3 Nf6 10. Bd3 b6 11. 0-0 e6 12. Rac1 Bb7 13. Qe2 Qe7 14. a3 Nd7 15. Bb4 c5 16. dxc5 Nxc5 17. Rc2 Rac8 18. Rfc1 Rfd8 19. Bxc5 Rxc5 20. Rxc5 bxc5 21. Qc2 Bxb2 22. Qxb2 Rxd3 23. Ne5 Rd4 24. f3 Qf6 25. Qxb7 Qxe5 26. Qc8+ Kg7 27. Qxc5 Rd1+ 28. Kf2 Rd2+ 29. Kg1 Qb2 30. Qc3+ Qxc3 31. Rxc3 Ra2 32. e5 g5 33. h3 h5 34. g4 h4 35. Rb3 Kg6 36. Rc3 a5 37. Rb3 a4 38. Rc3 Kg7 39. Rd3 Kf8 40. Rc3 Ke8 41. Rd3 f6 42. exf6 Kf7 43. f4 Kxf6 44. fxg5+ Kxg5 45. Rf3 Kg6 46. Re3 Kf6 47. Rf3+ Ke5 48. Re3+ Kf4 49. Rc3 e5 50. Rc4+ e4 51. g5 Kg3 52. Rc3+ Kf4 53. g6 Rd2 54. g7 Rd8 55. Kf2 Re8 56. Rc7 e3+ 57. Ke2 Rg8 58. Rf7+ Ke4 59. Re7+ Kd4 60. Rd7+ Ke4 61. Re7+ Kf4 62. Rf7+ Ke4 63. Re7+ 1/2-1/2

[Event "World op 48th"]
[Site "ICC INT"]
[Date "2020.08.07"]
[Round "3"]
[White "Xu, Kevin"]
[Black "Webster, Dex"]
[Result "1-0"]
[ECO "D47"]
[WhiteElo "1798"]
[BlackElo "2072"]
[PlyCount "63"]
[EventDate "2020.08.07"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "USA"]
[SourceTitle "CBM 197 Extra"]
[Source "ChessBase"]
[SourceDate "2020.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2020.09.30"]
[SourceQuality "1"]

1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. Nc3 e6 5. e3 Nbd7 6. Bd3 dxc4 7. Bxc4 b5 8. Be2 Bb7 9. 0-0 a6 10. b3 c5 11. Bb2 Bd6 12. a4 b4 13. Nb1 0-0 14. Nbd2 cxd4 15. Nc4 Bc5 16. Nxd4 Ne4 17. Bf3 Bd5 18. Qe2 Qg5 19. Rac1 e5 20. Bxe4 Bxe4 21. Nf3 Qh5 22. Bxe5 Nxe5 23. Ncxe5 Bd6 24. Qc4 Bb7 25. Nc6 Rac8 26. Qd3 Rfd8 27. Nxd8 Rxd8 28. Qd1 g5 29. Ne5 Qh4 30. f4 gxf4 31. Rxf4 Qe7 32. Qg4+ 1-0

