U.S. Chess Championship 2015 - Ronda 01

[Event "?"] [Site "?"] [Date "2015.04.02"] [Round "1"] [White "*GM_So"] [Black "*GM_Naroditsky"] [Result "1-0"] [WhiteElo "2788"] [BlackElo "2633"] [PlyCount "93"] [EventDate "2015.??.??"] 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. f3 O-O 5. a3 Bxc3+ 6. bxc3 Nh5 7. Nh3 f5 8. Nf2 b6 9. e4 fxe4 10. fxe4 Qf6 11. Ra2 Qf7 12. Nh3 Qg6 13. e5 Bb7 14. Bd3 Be4 15. Bxe4 Qxe4+ 16. Qe2 Qb1 17. Qc2 Qxc2 18. Rxc2 g6 19. Ng5 Nc6 20. Ne4 Kg7 21. g4 Nf4 22. Be3 Nh3 23. Rg2 Nf4 24. Rg3 d6 25. exd6 cxd6 26. Nxd6 Rad8 27. Ne4 e5 28. dxe5 Nd3+ 29. Ke2 Ndxe5 30. Nd2 Rfe8 31. Rf1 Na5 32. Rf4 Nexc4 33. Nxc4 g5 34. Rd4 Rxd4 35. Nxa5 Ra4 36. Nc6 Rxa3 37. Kd3 Ra2 38. Rh3 Rg2 39. Bd4+ Kg8 40. Ne5 Re6 41. Nd7 Rd6 42. Nf6+ Kf7 43. Ne4 Rd5 44. Rxh7+ Kg6 45. Rg7+ Kh6 46. Rxa7 b5 47. Ra6+ 1-0 [Event "?"] [Site "?"] [Date "2015.04.02"] [Round "1"] [White "*GM_Robson"] [Black "*GM_Troff"] [Result "1-0"] [WhiteElo "2656"] [BlackElo "2532"] [PlyCount "83"] [EventDate "2015.??.??"] 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 O-O 10. O-O-O Nbd7 11. g4 b5 12. g5 b4 13. gxf6 bxc3 14. Qxc3 Nxf6 15. Na5 Rc8 16. Nc6 Qe8 17. Nxe7+ Qxe7 18. Qa5 Rc6 19. Kb1 d5 20. exd5 Nxd5 21. Rxd5 Bxd5 22. Qxd5 Rd6 23. Qe4 Rd1+ 24. Bc1 Qg5 25. f4 Qxf4 26. Qxf4 exf4 27. Bg2 Rxh1 28. Bxh1 g5 29. c4 Rc8 30. Bd5 Kg7 31. Kc2 Kf6 32. b4 Kf5 33. a4 g4 34. b5 axb5 35. axb5 Rb8 36. Ba3 f3 37. Bc5 Re8 38. b6 h5 39. b7 h4 40. Ba7 h3 41. Kd2 g3 42. b8=Q 1-0 [Event "?"] [Site "?"] [Date "2015.04.02"] [Round "1"] [White "*GM_Onischuk"] [Black "*GM_Gareev"] [Result "1/2-1/2"] [WhiteElo "2665"] [BlackElo "2604"] [PlyCount "95"] [EventDate "2015.??.??"] 1. d4 e6 2. c4 d5 3. Nf3 dxc4 4. e3 c5 5. Bxc4 a6 6. O-O Nf6 7. dxc5 Bxc5 8. Qxd8+ Kxd8 9. Nbd2 Ke7 10. Be2 Nbd7 11. Nc4 b6 12. Ne1 b5 13. Na5 Ne4 14. f3 Nd6 15. Nd3 Bb6 16. Bd2 Nf5 17. Kf2 Nxe3 18. Bxe3 Bxa5 19. a4 bxa4 20. Rxa4 Bb6 21. Nb4 Bb7 22. Rc1 a5 23. Nd3 Bxe3+ 24. Kxe3 Nb6 25. Rg4 Nd5+ 26. Kf2 g6 27. Ra4 Ba6 28. Rxa5 Bxd3 29. Rxa8 Rxa8 30. Bxd3 Rb8 31. Rc2 Nb4 32. Rc7+ Kd6 33. Rc3 Nd5 34. Rc2 Rb4 35. Bc4 Nb6 36. b3 Nxc4 37. bxc4 Kc5 38. Rd2 Rxc4 39. Rd7 Rf4 40. Ke3 g5 41. h4 h6 42. hxg5 hxg5 43. g3 Kc6 44. Ra7 Rf5 45. f4 g4 46. Re7 Kd6 47. Ra7 Kc6 48. Re7 1/2-1/2 [Event "?"] [Site "?"] [Date "2015.04.02"] [Round "1"] [White "*GM_Kamsky"] [Black "*GM_Shankland"] [Result "1/2-1/2"] [WhiteElo "2683"] [BlackElo "2661"] [PlyCount "59"] [EventDate "2015.??.??"] 1. d4 Nf6 2. Nf3 d5 3. c4 c6 4. Nc3 e6 5. cxd5 exd5 6. Bg5 Be7 7. e3 Bf5 8. Bd3 Bxd3 9. Qxd3 Nbd7 10. O-O O-O 11. Rab1 a5 12. Qc2 Re8 13. Bxf6 Nxf6 14. a3 Bd6 15. Ne2 Qc7 16. Nc1 a4 17. Ne2 Ne4 18. Rbc1 Re6 19. Nc3 Nxc3 20. Qxc3 Rae8 21. h3 Qd7 22. Rfe1 Rf6 23. Kf1 Bc7 24. Qd3 Ba5 25. Red1 Bc7 26. b4 axb3 27. Qxb3 Bd6 28. a4 Rfe6 29. Rc3 R6e7 30. Rb1 1/2-1/2 [Event "?"] [Site "?"] [Date "2015.04.02"] [Round "1"] [White "*GM_Holt"] [Black "*GM_Nakamura"] [Result "0-1"] [WhiteElo "2530"] [BlackElo "2798"] [PlyCount "54"] [EventDate "2015.??.??"] 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Nf3 O-O 6. h3 e5 7. d5 Nh5 8. g3 Na6 9. Nd2 Qe8 10. Be2 Nf6 11. h4 Nd7 12. h5 f5 13. hxg6 hxg6 14. exf5 Nf6 15. fxg6 Qxg6 16. Nf3 Nb4 17. Nh4 Qh7 18. Kf1 Bf5 19. Kg1 Bc2 20. Qd2 Ne4 21. Nxe4 Qxe4 22. Bf1 Bd3 23. Bh3 Nc2 24. Be6+ Rf7 25. Nf5 Ne1 26. Ne7+ Kf8 27. Ng6+ Ke8 0-1 [Event "?"] [Site "?"] [Date "2015.04.02"] [Round "1"] [White "*GM_Akobian"] [Black "*GM_Sevian"] [Result "1-0"] [WhiteElo "2622"] [BlackElo "2531"] [PlyCount "155"] [EventDate "2015.??.??"] 1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. cxd5 Nxd5 5. Bd2 Bg7 6. e4 Nxc3 7. Bxc3 O-O 8. Qd2 c5 9. d5 e6 10. Bc4 Bxc3 11. bxc3 exd5 12. Bxd5 Nd7 13. Nf3 Nf6 14. O-O Bg4 15. Ng5 Kg7 16. h3 Be6 17. c4 Bxd5 18. exd5 Qd6 19. a4 Rfe8 20. Rfe1 h6 21. Nf3 Re4 22. Qc3 Rae8 23. Rxe4 Rxe4 24. g3 Qa6 25. Nd2 Re7 26. a5 Kh7 27. Rb1 Qd6 28. Kg2 Ne8 29. Rb3 Qc7 30. h4 Nd6 31. Qf6 Ne8 32. Qc3 Nd6 33. Qf6 Nf5 34. h5 Qd6 35. hxg6+ fxg6 36. Qxd6 Nxd6 37. Kf1 Kg7 38. f3 Kf6 39. Kf2 h5 40. Rb1 Kf5 41. Rh1 Kf6 42. Rh4 Ke5 43. g4 Rh7 44. Ke3 b6 45. a6 Re7 46. Kd3 Rh7 47. Ne4 Nxe4 48. fxe4 Rh8 49. Ke3 Rh7 50. gxh5 gxh5 51. Rf4 h4 52. Rf5+ Kd6 53. e5+ Ke7 54. Kf2 h3 55. Kg1 h2+ 56. Kh1 Rh4 57. e6 Rh7 58. Rf2 Kd6 59. Rxh2 Re7 60. Rb2 Rg7 61. Kh2 Rg4 62. Re2 Rg7 63. Kh3 Rg8 64. Kh4 b5 65. cxb5 c4 66. e7 Re8 67. b6 axb6 68. a7 b5 69. Kg5 b4 70. Kf6 c3 71. Re6+ Kxd5 72. Rb6 c2 73. Rb8 c1=Q 74. a8=Q+ Kd4 75. Rxb4+ Kc5 76. Qa5+ Kd6 77. Rb6+ Kd7 78. Qd5+ 1-0