CANBASE Event North American op (2013)

[Event "North American op"] [Site "Las Vegas USA"] [Date "2013.12.28"] [Round "5.16"] [White "Esserman, Mark"] [Black "Preotu, Razvan"] [Result "0-1"] [WhiteElo "2447"] [BlackElo "2330"] [ECO "B51"] [EventDate "2013.12.26"] [PlyCount "92"] [EventType "swiss"] [EventRounds "9"] [EventCountry "USA"] [Source "Mark Crowther"] [SourceDate "2013.12.30"] 1. e4 c5 2. Nf3 d6 3. Bb5+ Nd7 4. d4 cxd4 5. Qxd4 a6 6. Bxd7+ Bxd7 7. O-O e5 8. Qd3 h6 9. c4 b5 10. Nc3 bxc4 11. Qxc4 Nf6 12. Be3 Be7 13. Rfd1 O-O 14. h3 Qb8 15. b3 Rc8 16. Qd3 Qb4 17. Bd2 Qb7 18. Nh4 Be6 19. Rac1 Rd8 20. Qf3 Nxe4 21. Nxe4 Bd5 22. Bxh6 Bxe4 23. Qg4 Bf6 24. Rc3 d5 25. Rg3 Qd7 26. Qh5 g6 27. Bd2 Bg7 28. Qe2 Qb5 29. Qe1 Rac8 30. Rc1 Rxc1 31. Qxc1 d4 32. f3 Bb7 33. Nf5 Qd7 34. Nxg7 Kxg7 35. Bh6+ Kg8 36. Rg4 Rc8 37. Qe1 Qe6 38. h4 Kh7 39. Bg5 e4 40. h5 Kg8 41. hxg6 fxg6 42. Rf4 Qd5 43. Qh4 exf3 44. Qh6 Qe6 45. Rf6 Qe1+ 46. Kh2 Qe5+ 0-1

[Event "North American op"] [Site "Las Vegas USA"] [Date "2013.12.28"] [Round "6.10"] [White "Preotu, Razvan"] [Black "Sevillano, Enrico"] [Result "0-1"] [WhiteElo "2330"] [BlackElo "2485"] [ECO "B06"] [EventDate "2013.12.26"] [PlyCount "86"] [EventType "swiss"] [EventRounds "9"] [EventCountry "USA"] [Source "Mark Crowther"] [SourceDate "2013.12.30"] 1. e4 d6 2. d4 g6 3. Nc3 Bg7 4. f4 c6 5. Nf3 Bg4 6. Be2 Qb6 7. e5 Nh6 8. Ne4 Nf5 9. c3 Nd7 10. Qb3 d5 11. Nf2 Bxf3 12. Bxf3 Nh4 13. Ke2 Qa6+ 14. Nd3 Nxf3 15. gxf3 e6 16. Be3 Rc8 17. a4 Bf8 18. Kd2 Nb6 19. Ke2 Nd7 20. Rhd1 Be7 21. Kf2 O-O 22. Rd2 b6 23. Kg2 Rc7 24. Bf2 c5 25. Qb5 Qc8 26. dxc5 bxc5 27. c4 Rb7 28. Qa6 d4 29. b4 Nb8 30. Qa5 cxb4 31. Rb1 Qxc4 32. Rc1 Qa6 33. Qxa6 Nxa6 34. Rc6 Nc7 35. a5 Nd5 36. Bxd4 Rd7 37. Kg3 Nc3 38. Bxc3 bxc3 39. Rxc3 Bb4 40. Nxb4 Rxd2 41. Nc6 Rd7 42. Nb4 Rfd8 43. Nc6 Rc7 0-1

[Event "North American op"] [Site "Las Vegas USA"] [Date "2013.12.29"] [Round "7.15"] [White "Mulyar, Michael"] [Black "Preotu, Razvan"] [Result "1/2-1/2"] [WhiteElo "2423"] [BlackElo "2330"] [ECO "D76"] [EventDate "2013.12.26"] [PlyCount "48"] [EventType "swiss"] [EventRounds "9"] [EventCountry "USA"] [Source "Mark Crowther"] [SourceDate "2013.12.30"] 1. d4 Nf6 2. Nf3 g6 3. c4 Bg7 4. g3 O-O 5. Bg2 d5 6. cxd5 Nxd5 7. O-O Nb6 8. Nc3 Nc6 9. e3 Re8 10. a3 a5 11. Ne1 e5 12. d5 Nb8 13. e4 c6 14. Be3 Nc4 15. Nc2 Nxb2 16. Qe2 b6 17. Ne1 cxd5 18. Nxd5 Na4 19. Qc2 Nc5 20. Bxc5 bxc5 21. Nd3 Ba6 22. Rfd1 Bxd3 23. Rxd3 Nc6 24. Qxc5 Nd4 1/2-1/2

[Event "North American op"] [Site "Las Vegas USA"] [Date "2013.12.29"] [Round "8.14"] [White "Preotu, Razvan"] [Black "Yankovsky, Roman"] [Result "1-0"] [WhiteElo "2330"] [BlackElo "2425"] [ECO "B90"] [EventDate "2013.12.26"] [PlyCount "117"] [EventType "swiss"] [EventRounds "9"] [EventCountry "USA"] [Source "Mark Crowther"] [SourceDate "2013.12.30"] 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Be3 e5 7. Nb3 Be7 8. f3 Be6 9. Qd2 Nbd7 10. O-O-O Rc8 11. g4 Nb6 12. g5 Nfd7 13. Kb1 Qc7 14. h4 Nc5 15. h5 Nca4 16. Nxa4 Nxa4 17. Bh3 Qc4 18. Rdg1 Rd8 19. Qh2 Bxh3 20. Qxh3 d5 21. exd5 Qxd5 22. Qg4 b5 23. g6 fxg6 24. hxg6 h6 25. Bxh6 Rxh6 26. Rxh6 gxh6 27. Qf5 Bh4 28. g7 Ke7 29. g8=Q Rxg8 30. Qh7+ Kf8 31. Qxh6+ Kf7 32. Qh7+ Kf8 33. Rxg8+ Qxg8 34. Qxh4 Qe6 35. Qe4 Ke7 36. Nc1 Nb6 37. Qb7+ Nd7 38. Nd3 Qd6 39. Qe4 Kd8 40. Qb7 Ke7 41. a3 Kf6 42. Qe4 Kf7 43. Qf5+ Ke7 44. Qg5+ Ke8 45. Qg8+ Ke7 46. Qh7+ Kd8 47. Qe4 Kc7 48. Qa8 Qc6 49. Qa7+ Kd8 50. Nb4 Qxf3 51. Qxa6 Qf1+ 52. Ka2 Qc4+ 53. b3 Qc5 54. Qe6 Qf2 55. Qd5 Qe2 56. Kb2 e4 57. Nc6+ Kc8 58. Nd4 Qe1 59. Qa8+ 1-0

[Event "North American op"] [Site "Las Vegas USA"] [Date "2013.12.30"] [Round "9"] [White "Preotu, Razvan"] [Black "Zugic, Igor"] [Result "1-0"] [WhiteElo "2330"] [BlackElo "2462"] [ECO "B48"] [EventDate "2013.12.26"] [PlyCount "83"] [EventType "swiss"] [EventRounds "9"] [EventCountry "USA"] 1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nc6 5. Nc3 Qc7 6. Be3 Nf6 7. Qd2 a6 8. f3 b5 9. O-O-O Nxd4 10. Bxd4 Be7 11. g4 O-O 12. e5 Ne8 13. Ne4 f6 14. f4 d5 15. Ng3 fxe5 16. fxe5 b4 17. Bd3 Qa5 18. Kb1 Nc7 19. Qe3 Qa4 20. Bc5 Bxc5 21. Qxc5 Nb5 22. Rhf1 Re8 23. Rf4 Bd7 24. Rdf1 Qa5 25. Qxb4 Qxb4 26. Rxb4 Rab8 27. Rbf4 Re7 28. Ne2 a5 29. Kc1 Na7 30. Nd4 g6 31. h4 Kg7 32. h5 Nc6 33. Nxc6 Bxc6 34. hxg6 hxg6 35. Rf6 Be8 36. g5 Rb4 37. R1f4 Rxf4 38. Rxf4 Rc7 39. a3 Rc5 40. b4 axb4 41. axb4 Rc8 42. Kd2 1-0

[Event "North American op"] [Site "Las Vegas USA"] [Date "2013.12.28"] [Round "6.8"] [White "Yang, Darwin"] [Black "Samsonkin, Artiom"] [Result "1/2-1/2"] [WhiteElo "2468"] [BlackElo "2413"] [ECO "E80"] [EventDate "2013.12.26"] [PlyCount "74"] [WhiteFideId "-1"] [GameId "2130307675962564"] [EventType "swiss"] [EventRounds "9"] [EventCountry "USA"] [SourceTitle "The Week in Chess 999"] [Source "Mark Crowther"] [SourceDate "2013.12.30"] [SourceVersion "1"] [SourceVersionDate "2013.12.30"] [SourceQuality "1"] 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. f3 Nc6 6. d5 Ne5 7. f4 Ned7 8. Nh3 O-O 9. Nf2 c6 10. Be2 cxd5 11. cxd5 a6 12. a4 a5 13. Be3 b6 14. O-O Nc5 15. Bd4 e6 16. Bc4 exd5 17. Nxd5 Bb7 18. Nxf6+ Bxf6 19. Ng4 Nxe4 20. Nxf6+ Nxf6 21. f5 d5 22. Bd3 Ne4 23. Qc1 g5 24. f6 Kh8 25. Qe3 Qd6 26. Rf5 Rae8 27. Rxg5 Nxg5 28. Qxg5 Rg8 29. Qh5 Re4 30. Bxe4 dxe4 31. Be3 Qxf6 32. Rd1 Qg6 33. Qxg6 Rxg6 34. Rd7 Bc6 35. Bd4+ f6 36. Rd6 Bxa4 37. Rxf6 Rxf6 1/2-1/2

[Event "North American op"] [Site "Las Vegas USA"] [Date "2013.12.29"] [Round "7.7"] [White "Shabalov, Alexander"] [Black "Samsonkin, Artiom"] [Result "0-1"] [WhiteElo "2528"] [BlackElo "2413"] [ECO "E91"] [EventDate "2013.12.26"] [PlyCount "76"] [WhiteFideId "-1"] [GameId "2130307675966676"] [EventType "swiss"] [EventRounds "9"] [EventCountry "USA"] [SourceTitle "The Week in Chess 999"] [Source "Mark Crowther"] [SourceDate "2013.12.30"] [SourceVersion "1"] [SourceVersionDate "2013.12.30"] [SourceQuality "1"] 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Be2 O-O 6. Bg5 Nbd7 7. Nf3 h6 8. Be3 e5 9. dxe5 dxe5 10. Nd2 c6 11. a3 Qe7 12. b4 Rd8 13. Qc1 Nf8 14. Nb3 Ne6 15. Bxh6 Bxh6 16. Qxh6 Nd4 17. Bd1 Be6 18. h4 Bxc4 19. Nd2 Ba6 20. Rc1 Ne6 21. g3 Qd6 22. Nb3 Bd3 23. h5 Qf8 24. Qe3 Bc4 25. hxg6 Rd3 26. gxf7+ Kxf7 27. Qh6 Qxh6 28. Rxh6 Rxd1+ 29. Nxd1 Bxb3 30. Ne3 Nd4 31. Kf1 Nxe4 32. Rh7+ Kg6 33. Rxb7 Rf8 34. Ng4 Kh5 35. Re1 Nd2+ 36. Kg2 Kxg4 37. Rxe5 Bd5+ 38. f3+ N2xf3 0-1

[Event "North American op"] [Site "Las Vegas USA"] [Date "2013.12.26"] [Round "1.22"] [White "Panjwani, Raja"] [Black "Wheeler, Cameron"] [Result "1-0"] [WhiteElo "2460"] [BlackElo "2202"] [ECO "A25"] [EventDate "2013.12.26"] [PlyCount "93"] [WhiteFideId "-1"] [GameId "2130307675950227"] [EventType "swiss"] [EventRounds "9"] [EventCountry "USA"] [SourceTitle "The Week in Chess 999"] [Source "Mark Crowther"] [SourceDate "2013.12.30"] [SourceVersion "1"] [SourceVersionDate "2013.12.30"] [SourceQuality "1"] 1. c4 e5 2. g3 Nc6 3. Nc3 g6 4. Bg2 Bg7 5. e3 d6 6. Nge2 f5 7. O-O Nf6 8. d3 O-O 9. b3 Be6 10. Nd5 Qd7 11. Bb2 Nd8 12. Qd2 Nh5 13. f4 c6 14. Ndc3 exf4 15. Nxf4 Nxf4 16. gxf4 d5 17. cxd5 cxd5 18. Ne2 Nc6 19. Bxg7 Qxg7 20. d4 Qe7 21. Nc1 Qb4 22. Qb2 Rac8 23. Nd3 Qe7 24. Qd2 Rc7 25. Rac1 Rfc8 26. Rc2 Nd8 27. Rfc1 Rxc2 28. Rxc2 Rxc2 29. Qxc2 Nc6 30. Qc5 Kg7 31. Qc3 Kf7 32. b4 a6 33. Qb3 Kg7 34. Qc3 Bf7 35. Nc5 Nxb4 36. Qxb4 Qxe3+ 37. Kf1 Qxf4+ 38. Ke2 Qxh2 39. Kf3 Qh5+ 40. Kf2 Qh4+ 41. Kg1 f4 42. Nd7 Qd8 43. Qd6 g5 44. Bh3 h5 45. Qe5+ Kh6 46. Bf5 f3 47. Nf8 1-0

[Event "North American op"] [Site "Las Vegas USA"] [Date "2013.12.27"] [Round "4.11"] [White "Banawa, Joe"] [Black "Panjwani, Raja"] [Result "1/2-1/2"] [WhiteElo "2358"] [BlackElo "2460"] [ECO "A14"] [EventDate "2013.12.26"] [PlyCount "181"] [WhiteFideId "-1"] [GameId "2130307675954355"] [EventType "swiss"] [EventRounds "9"] [EventCountry "USA"] [SourceTitle "The Week in Chess 999"] [Source "Mark Crowther"] [SourceDate "2013.12.30"] [SourceVersion "1"] [SourceVersionDate "2013.12.30"] [SourceQuality "1"] 1. c4 e6 2. Nf3 Nf6 3. g3 d5 4. Bg2 Be7 5. O-O O-O 6. b3 c5 7. e3 Nc6 8. Bb2 a6 9. d4 dxc4 10. bxc4 Rb8 11. a4 cxd4 12. exd4 b5 13. axb5 axb5 14. Ne5 Nxe5 15. dxe5 Nd7 16. cxb5 Rxb5 17. Bc3 Nxe5 18. Na3 Qxd1 19. Rfxd1 Rb3 20. Bxe5 Rxa3 21. Rac1 Ra7 22. Bc6 Ra5 23. Bd6 Bxd6 24. Rxd6 Ra7 25. Be4 Re7 26. Rb6 g6 27. Rb8 Ba6 28. Rb6 Rc8 29. Rxc8+ Bxc8 30. Rb8 Re8 31. Bc6 Rf8 32. Ra8 g5 33. Ra4 Kg7 34. h4 h6 35. hxg5 hxg5 36. Ra7 Kf6 37. Kf1 Rd8 38. Ke2 e5 39. f3 Rd6 40. Be4 g4 41. Rc7 Ba6+ 42. Ke3 gxf3 43. Kxf3 Ke6 44. Rc6 Rxc6 45. Bxc6 Bc4 46. Ke3 Bd5 47. Bb5 Kf5 48. Be2 Kg5 49. Kf2 f6 50. Ke3 Be6 51. Kf2 Bg4 52. Bf1 Bd1 53. Bh3 f5 54. Ke3 Bc2 55. Kf2 Be4 56. Ke3 Bh1 57. Kf2 e4 58. Ke3 Bf3 59. Kf2 Bh1 60. Ke3 Bf3 61. Kf2 Kf6 62. Ke3 Ke5 63. Bf1 Kd5 64. Ba6 Bg4 65. Bb7+ Ke5 66. Bc6 Bf3 67. Bd7 Bg4 68. Bc6 Bh3 69. Bb7 Bg2 70. Bc8 Bh1 71. Bd7 Bg2 72. Bc8 Bh3 73. Bb7 Bg4 74. Bc6 Bd1 75. Bd7 Bb3 76. Bc8 Bd5 77. Bd7 Bb7 78. Bb5 Bc8 79. Bc6 Be6 80. Bb7 Bd5 81. Bc8 Bc6 82. Ba6 Kd5 83. Bc8 Ke5 84. Ba6 Be8 85. Bb7 Bg6 86. Bc8 Kd5 87. Ba6 Kc5 88. Be2 Kb4 89. g4 Kc3 90. gxf5 Bxf5 91. Bf1 1/2-1/2

[Event "North American op"] [Site "Las Vegas USA"] [Date "2013.12.29"] [Round "7.19"] [White "Colas, Joshua"] [Black "Zugic, Igor"] [Result "0-1"] [WhiteElo "2239"] [BlackElo "2462"] [ECO "A48"] [EventDate "2013.12.26"] [PlyCount "160"] [WhiteFideId "-1"] [BlackFideId "-1"] [GameId "2130307675970779"] [EventType "swiss"] [EventRounds "9"] [EventCountry "USA"] [SourceTitle "The Week in Chess 999"] [Source "Mark Crowther"] [SourceDate "2013.12.30"] [SourceVersion "1"] [SourceVersionDate "2013.12.30"] [SourceQuality "1"] 1. d4 Nf6 2. Nf3 g6 3. Bf4 Bg7 4. e3 O-O 5. Nbd2 d6 6. h3 Nbd7 7. Be2 b6 8. O-O Bb7 9. c3 e6 10. Qc2 Qe7 11. Bh2 e5 12. a4 e4 13. Ne1 a5 14. b4 Rfc8 15. Qb2 axb4 16. cxb4 Bd5 17. b5 Ne8 18. Nc2 f5 19. Nb4 Be6 20. Rfc1 Ndf6 21. Rc2 Nd5 22. Nc6 Qf7 23. Bc4 Nef6 24. Nb4 Nxb4 25. Bxe6 Qxe6 26. Qxb4 Nd5 27. Qb3 Re8 28. Nb1 Ra7 29. Nc3 Nxc3 30. Qxe6+ Rxe6 31. Rxc3 Re7 32. Kf1 Kf7 33. Ke2 Ke6 34. Kd2 Kd5 35. Kc2 Rf7 36. Kb3 g5 37. Rac1 h5 38. R1c2 Bh6 39. f3 exf3 40. gxf3 g4 41. hxg4 hxg4 42. fxg4 fxg4 43. Rg2 Rg7 44. Rf2 Ra8 45. Bf4 Rf7 46. e4+ Ke6 47. Bg3 Rxf2 48. Bxf2 Rf8 49. Bg3 Kd7 50. Kc4 Bf4 51. Kd5 Bxg3 52. Rxg3 Rg8 53. e5 Rg5 54. Ke4 dxe5 55. dxe5 Ke6 56. Kf4 Rg8 57. Ke4 Ra8 58. Ra3 g3 59. Kf3 Kxe5 60. Kxg3 Kd4 61. Kf3 Kc4 62. Ra1 Re8 63. Rb1 Kc5 64. Kf4 Ra8 65. Ra1 Kb4 66. Ke4 Rxa4 67. Rb1+ Kc5+ 68. Kd3 Rb4 69. Rc1+ Kd6 70. Rc6+ Kd7 71. Rh6 Rxb5 72. Rh7+ Kc8 73. Kc4 Rg5 74. Rf7 Kb7 75. Rh7 b5+ 76. Kb4 Kb6 77. Rh3 c5+ 78. Kb3 Rg4 79. Rf3 Ka5 80. Rh3 c4+ 0-1

[Event "North American op"] [Site "Las Vegas USA"] [Date "2013.12.27"] [Round "3.18"] [White "Sapozhnikov, Roman"] [Black "Gerzhoy, Leonid"] [Result "1-0"] [WhiteElo "2293"] [BlackElo "2481"] [ECO "B63"] [EventDate "2013.12.26"] [PlyCount "113"] [WhiteFideId "-1"] [BlackFideId "-1"] [GameId "2130307675954342"] [EventType "swiss"] [EventRounds "9"] [EventCountry "USA"] [SourceTitle "The Week in Chess 999"] [Source "Mark Crowther"] [SourceDate "2013.12.30"] [SourceVersion "1"] [SourceVersionDate "2013.12.30"] [SourceQuality "1"] 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Nc6 6. Bg5 e6 7. Qd2 Be7 8. O-O-O Nxd4 9. Qxd4 O-O 10. f3 a6 11. h4 Qc7 12. h5 h6 13. Bh4 b5 14. a3 Rb8 15. Bxf6 Bxf6 16. Qxd6 Qxd6 17. Rxd6 Be5 18. Rd3 a5 19. Ne2 b4 20. f4 Bc7 21. g3 Ba6 22. Rd7 bxa3 23. b3 Bb6 24. Nc3 Rfc8 25. Na2 Bxf1 26. Rxf1 a4 27. b4 Rc4 28. Rf3 Rbc8 29. Rd2 Rxe4 30. Kd1 e5 31. fxe5 Rxe5 32. Rxa3 Rxh5 33. Kc1 Rh1+ 34. Rd1 Rh3 35. Rdd3 h5 36. Nc3 Rh2 37. Rxa4 Bd8 38. Kb2 Bf6 39. Kb3 Rh1 40. b5 Rc5 41. Rb4 Rc8 42. b6 Kh7 43. Nd5 Be5 44. Ne7 Rb8 45. Kc4 h4 46. Nc6 Rc8 47. Kd5 Bxg3 48. b7 Re8 49. b8=Q Bxb8 50. Rxb8 Rxb8 51. Nxb8 g5 52. Nd7 f5 53. Ke5 Kg6 54. Rd6+ Kf7 55. Kxf5 Ke7 56. Rd2 Rg1 57. Ne5 1-0

[Event "North American op"] [Site "Las Vegas USA"] [Date "2013.12.27"] [Round "4.24"] [White "Gerzhoy, Leonid"] [Black "Eckert, Doug"] [Result "1-0"] [WhiteElo "2481"] [BlackElo "2253"] [ECO "A90"] [EventDate "2013.12.26"] [PlyCount "57"] [WhiteFideId "-1"] [BlackFideId "-1"] [GameId "2130307675954358"] [EventType "swiss"] [EventRounds "9"] [EventCountry "USA"] [SourceTitle "The Week in Chess 999"] [Source "Mark Crowther"] [SourceDate "2013.12.30"] [SourceVersion "1"] [SourceVersionDate "2013.12.30"] [SourceQuality "1"] 1. d4 f5 2. g3 Nf6 3. Bg2 e6 4. c4 c6 5. Nh3 Bb4+ 6. Nd2 a5 7. O-O O-O 8. Nf4 Be7 9. e4 d6 10. exf5 exf5 11. Re1 Re8 12. d5 c5 13. Nb1 Ne4 14. Nd2 Nxd2 15. Bxd2 Bf6 16. Qh5 Bd7 17. Bh3 Na6 18. Bxf5 Bxf5 19. Qxf5 Bxb2 20. Rxe8+ Qxe8 21. Rb1 Qe5 22. Qd7 Nb4 23. Re1 Qf6 24. Re6 Qf8 25. Rxd6 Bd4 26. Qe6+ Kh8 27. Rd7 Re8 28. Rf7 Qg8 29. Qf5 1-0

[Event "North American op"] [Site "Las Vegas USA"] [Date "2013.12.28"] [Round "5.21"] [White "Wheeler, Cameron"] [Black "Gerzhoy, Leonid"] [Result "1/2-1/2"] [WhiteElo "2202"] [BlackElo "2481"] [ECO "A21"] [EventDate "2013.12.26"] [PlyCount "79"] [WhiteFideId "-1"] [BlackFideId "-1"] [GameId "2130307675962560"] [EventType "swiss"] [EventRounds "9"] [EventCountry "USA"] [SourceTitle "The Week in Chess 999"] [Source "Mark Crowther"] [SourceDate "2013.12.30"] [SourceVersion "1"] [SourceVersionDate "2013.12.30"] [SourceQuality "1"] 1. c4 g6 2. g3 Bg7 3. Bg2 e5 4. Nc3 d6 5. Nf3 f5 6. d3 Nf6 7. O-O O-O 8. Rb1 a5 9. a3 c6 10. b4 axb4 11. axb4 h6 12. Bb2 Be6 13. Ra1 Nbd7 14. Rxa8 Qxa8 15. Qa1 g5 16. Nd2 d5 17. cxd5 cxd5 18. Nb5 Qxa1 19. Rxa1 Rc8 20. Nf3 Ne8 21. Ne1 Bf8 22. f4 e4 23. Nd4 Ng7 24. Nec2 Bf7 25. Ne3 gxf4 26. gxf4 exd3 27. exd3 Bxb4 28. Ndxf5 Nxf5 29. Nxf5 Kh7 30. Bd4 Bg6 31. Ne3 Bxd3 32. Bh3 Rd8 33. Rc1 Ba5 34. Nxd5 Nf8 35. Rc5 Bb6 36. Nxb6 Rxd4 37. Rc7+ Kg6 38. f5+ Kf6 39. Rxb7 Be4 40. Rc7 1/2-1/2

[Event "North American op"] [Site "Las Vegas USA"] [Date "2013.12.28"] [Round "6.17"] [White "Gerzhoy, Leonid"] [Black "Zenyuk, Iryna"] [Result "1-0"] [WhiteElo "2481"] [BlackElo "2272"] [ECO "E62"] [EventDate "2013.12.26"] [PlyCount "147"] [WhiteFideId "-1"] [BlackFideId "-1"] [GameId "2130307675962568"] [EventType "swiss"] [EventRounds "9"] [EventCountry "USA"] [SourceTitle "The Week in Chess 999"] [Source "Mark Crowther"] [SourceDate "2013.12.30"] [SourceVersion "1"] [SourceVersionDate "2013.12.30"] [SourceQuality "1"] 1. d4 Nf6 2. Nf3 g6 3. g3 Bg7 4. Bg2 O-O 5. c4 d6 6. Nc3 Nc6 7. O-O Bf5 8. b3 Ne4 9. Nd5 e6 10. Ne3 Nc3 11. Qd2 Ne4 12. Qe1 Nxd4 13. Bb2 Nc2 14. Qc1 Bxb2 15. Qxb2 Nxe3 16. fxe3 a5 17. Nd2 Nc5 18. a3 c6 19. b4 Qb6 20. Qc3 axb4 21. axb4 Rxa1 22. Rxa1 Na6 23. g4 Bxg4 24. Ne4 e5 25. Nf6+ Kg7 26. Nxg4 h5 27. Nf2 Qxb4 28. Qxb4 Nxb4 29. Rb1 Nc2 30. Nd1 Ra8 31. Kf2 Ra1 32. Rxb7 Rxd1 33. Bxc6 Na3 34. Bd5 Kh6 35. Rxf7 Nb5 36. cxb5 Rxd5 37. b6 Rb5 38. b7 d5 39. Rd7 e4 40. Kg3 g5 41. Rd6+ Kh7 42. Rxd5 Rxb7 43. Rxg5 Kh6 44. Kh4 Rb2 45. Rxh5+ Kg6 46. Rg5+ Kf6 47. Rg2 Rb8 48. Rg4 Kf5 49. Rg5+ Kf6 50. Kg4 Rb1 51. h4 Rh1 52. Rf5+ Ke6 53. Ra5 Kf6 54. h5 Rf1 55. h6 Kg6 56. Ra6+ Kh7 57. Kg5 Rf7 58. Re6 Ra7 59. Kf5 Ra2 60. Kxe4 Rxe2 61. Rf6 Ra2 62. Ke5 Ra5+ 63. Kf4 Ra1 64. e4 Rf1+ 65. Ke5 Ra1 66. Kf5 Rf1+ 67. Ke6 Ra1 68. e5 Ra6+ 69. Kf5 Ra1 70. e6 Rf1+ 71. Ke5 Ra1 72. e7 Re1+ 73. Kd6 Rd1+ 74. Kc7 1-0

[Event "North American op"] [Site "Las Vegas USA"] [Date "2013.12.29"] [Round "7"] [White "Wang, Kevin A"] [Black "Gerzhoy, Leonid"] [Result "0-1"] [WhiteElo "2333"] [BlackElo "2481"] [ECO "D92"] [EventDate "2013.12.26"] [PlyCount "122"] [WhiteFideId "-1"] [BlackFideId "-1"] [GameId "2130307675962576"] [EventType "swiss"] [EventRounds "9"] [EventCountry "USA"] [SourceTitle "CBM 158 Extra"] [Source "ChessBase"] [SourceDate "2014.02.28"] [SourceVersion "1"] [SourceVersionDate "2014.02.28"] [SourceQuality "1"] 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. Nf3 O-O 5. Bf4 d5 6. cxd5 Nxd5 7. Nxd5 Qxd5 8. Bxc7 Nc6 9. e3 Bf5 10. Be2 Rac8 11. Bg3 Qa5+ 12. Qd2 Nb4 13. O-O Rc2 14. Qd1 Rxb2 15. Nd2 Rxa2 16. Nc4 Rxa1 17. Qxa1 Qxa1 18. Rxa1 b5 19. Na5 a6 20. Nb3 Rc8 21. Bf3 Rc3 22. Nd2 a5 23. Bh4 a4 24. g4 Bd3 25. Bxe7 Bf8 26. Ne4 Bxe4 27. Bxb4 Bxb4 28. Bxe4 a3 29. Rb1 Bd6 30. Bd5 b4 31. Kg2 b3 32. Rxb3 a2 33. Rxc3 a1=Q 34. Rc6 Qa3 35. Rc8+ Kg7 36. Ra8 Qb4 37. Ra7 Be7 38. Rb7 Qd6 39. Bf3 Bd8 40. h3 Bc7 41. Kf1 Bb6 42. Kg2 Bc7 43. Kf1 f5 44. gxf5 gxf5 45. h4 f4 46. h5 fxe3 47. fxe3 Kf6 48. Rb5 Qa6 49. Be2 Qa1+ 50. Kf2 Qh1 51. Bf3 Qh2+ 52. Kf1 Qd2 53. e4 Qxd4 54. Rf5+ Ke7 55. Rd5 Qe3 56. Kg2 Qf4 57. Rf5 Qd2+ 58. Kf1 Bb6 59. Be2 Qc1+ 60. Kg2 Qg1+ 61. Kh3 Qh1+ 0-1

[Event "North American op"] [Site "Las Vegas USA"] [Date "2013.12.29"] [Round "8.8"] [White "Gerzhoy, Leonid"] [Black "Mandizha, Farai"] [Result "1/2-1/2"] [WhiteElo "2481"] [BlackElo "2379"] [ECO "E14"] [EventDate "2013.12.26"] [PlyCount "15"] [WhiteFideId "-1"] [BlackFideId "-1"] [GameId "2130307675970785"] [EventType "swiss"] [EventRounds "9"] [EventCountry "USA"] [SourceTitle "The Week in Chess 999"] [Source "Mark Crowther"] [SourceDate "2013.12.30"] [SourceVersion "1"] [SourceVersionDate "2013.12.30"] [SourceQuality "1"] 1. d4 Nf6 2. Nf3 e6 3. e3 b6 4. Bd3 Bb7 5. O-O Be7 6. c4 c5 7. Nc3 cxd4 8. exd4 1/2-1/2

[Event "North American op"] [Site "Las Vegas USA"] [Date "2013.12.30"] [Round "9.8"] [White "Ruiz Castillo, Joshua Daniel"] [Black "Gerzhoy, Leonid"] [Result "1-0"] [WhiteElo "2391"] [BlackElo "2481"] [ECO "B19"] [EventDate "2013.12.26"] [PlyCount "98"] [WhiteFideId "-1"] [BlackFideId "-1"] [GameId "2130307675970799"] [EventType "swiss"] [EventRounds "9"] [EventCountry "USA"] [SourceTitle "The Week in Chess 999"] [Source "Mark Crowther"] [SourceDate "2013.12.30"] [SourceVersion "1"] [SourceVersionDate "2013.12.30"] [SourceQuality "1"] 1. e4 c6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Bf5 5. Ng3 Bg6 6. h4 h6 7. Nf3 e6 8. Ne5 Bh7 9. Bd3 Bxd3 10. Qxd3 Nd7 11. Bf4 Ngf6 12. O-O-O Nd5 13. Bd2 Nxe5 14. dxe5 Qc7 15. c4 Nb4 16. Qb3 a5 17. a3 Na6 18. Bc3 Nc5 19. Qc2 b5 20. Bd4 b4 21. a4 O-O-O 22. f4 Be7 23. Kb1 b3 24. Qc3 Qb6 25. Bxc5 Bxc5 26. Ne4 Kc7 27. Nxc5 Qxc5 28. Qxb3 Rb8 29. Qd3 Rhd8 30. Qc3 Qb4 31. Qc2 h5 32. Ka2 g6 33. g3 Qc5 34. Rhe1 Rd4 35. Rxd4 Qxd4 36. c5 Qd5+ 37. b3 Qf3 38. Rd1 Qxg3 39. Rd4 Qf3 40. Ka3 Qe3 41. Qd1 Kb7 42. Rd7+ Ka8 43. Rxf7 Qxc5+ 44. Kb2 Rb7 45. Rf6 Ka7 46. Rxe6 Qb4 47. Qc2 Rd7 48. Qxc6 Qd2+ 49. Qc2 Qb4 1-0