[Event "British Columbia op"]
[Site "Richmond"]
[Date "2013.02.10"]
[Round "2"]
[White "Yin, Alex"]
[Black "Patterson, Roger"]
[Result "0-1"]
[ECO "B22"]
[WhiteElo "1603"]
[BlackElo "2084"]
[PlyCount "112"]
[EventDate "2013.02.09"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "CAN"]
[SourceTitle "EXT 2014"]
[Source "ChessBase"]
[SourceDate "2013.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2013.11.20"]
[SourceQuality "1"]

1. e4 c5 2. c3 d5 3. exd5 Qxd5 4. d4 Nf6 5. Nf3 cxd4 6. cxd4 e6 7. Nc3 Qd6 8. Be2 Be7 9. 0-0 0-0 10. b3 Nc6 11. Bb2 b6 12. Qd2 Bb7 13. Rac1 Rac8 14. Rfd1 Rfd8 15. h3 Nb4 16. Nb5 Qb8 17. a3 Nbd5 18. Ne5 a6 19. Nc3 Nxc3 20. Rxc3 Rxc3 21. Qxc3 Rc8 22. Qe3 Qa8 23. Bf3 Bxf3 24. Qxf3 Qxf3 25. Nxf3 Nd5 26. Rc1 Rxc1+ 27. Bxc1 Bd6 28. g3 Kf8 29. b4 Ke7 30. Bb2 f6 31. h4 Kd7 32. Kf1 Kc6 33. Ke2 Kb5 34. Kd3 a5 35. bxa5 Kxa5 36. Nd2 Ka4 37. Nb1 Kb3 38. Bc1 b5 39. Kd2 Ka2 40. Kc2 b4 41. Bb2 bxa3 42. Nc3+ Nxc3 43. Bxc3 h5 44. f4 f5 45. Be1 Bc7 46. Bd2 Bb6 47. Be3 Ba5 48. Bf2 g6 49. g4 hxg4 50. Bg3 Bd8 51. Be1 Bf6 52. Bf2 Bg7 53. Be3 Bh6 54. Bc1 g3 55. Bd2 g2 56. Be3 Bxf4 0-1

