[Event "Abierto"] [Site "Berazategui ARG"] [Date "2007.04.18"] [Round "1"] [White "Marquez, Juan"] [Black "Kovalyov, Anton"] [Result "0-1"] [BlackElo "2483"] [ECO "B91"] [EventDate "2007.04.18"] [PlyCount "38"] [EventType "swiss"] [EventRounds "7"] [EventCountry "ARG"] [Source "Mark Crowther"] [SourceDate "2007.04.30"] 1. Nf3 Nf6 2. Nc3 c5 3. e4 d6 4. d4 cxd4 5. Nxd4 a6 6. g3 e5 7. Nf3 Nbd7 8. Bg5 Be7 9. Nd5 Nxd5 10. Qxd5 Bxg5 11. h4 Be7 12. Bc4 O-O 13. Nh2 Nb6 14. Qd3 Nxc4 15. Qxc4 Be6 16. Qc3 Rc8 17. Qd2 Qb6 18. O-O Rfd8 19. Ng4 Bxg4 0-1

[Event "Abierto"] [Site "Berazategui ARG"] [Date "2007.04.19"] [Round "2"] [White "Kovalyov, Anton"] [Black "Recoulat, Eduardo Juan"] [Result "1/2-1/2"] [WhiteElo "2483"] [BlackElo "2261"] [ECO "A11"] [EventDate "2007.04.18"] [PlyCount "75"] [EventType "swiss"] [EventRounds "7"] [EventCountry "ARG"] [Source "Mark Crowther"] [SourceDate "2007.04.30"] 1. c4 c6 2. Nf3 Nf6 3. Nc3 d5 4. e3 Bg4 5. cxd5 Bxf3 6. gxf3 cxd5 7. Qb3 Qd7 8. d4 Nc6 9. Bd2 e6 10. Rc1 Be7 11. Na4 O-O 12. Bb5 Rfc8 13. Ke2 Bd6 14. Rc2 e5 15. dxe5 Bxe5 16. Nc5 Qe7 17. Nxb7 Nd4+ 18. exd4 Bd6+ 19. Be3 Qxb7 20. Bd3 Qe7 21. Kd1 Rab8 22. Rxc8+ Rxc8 23. Bf5 Rb8 24. Qc3 g6 25. Bc2 Qb7 26. Kc1 Rc8 27. Qd3 Nh5 28. Kb1 Rb8 29. Bb3 a5 30. Qc2 Rc8 31. Bxd5 Qd7 32. Bc4 Qc7 33. Rc1 Rb8 34. h4 Ng7 35. Bb3 Qb7 36. Qc6 Nf5 37. Bd2 Qe7 38. Bc3 1/2-1/2

[Event "Abierto"] [Site "Berazategui ARG"] [Date "2007.04.20"] [Round "3"] [White "Kovalyov, Anton"] [Black "Blit, Jacques"] [Result "1-0"] [WhiteElo "2483"] [BlackElo "2256"] [ECO "B38"] [EventDate "2007.04.18"] [PlyCount "159"] [EventType "swiss"] [EventRounds "7"] [EventCountry "ARG"] [Source "Mark Crowther"] [SourceDate "2007.04.30"] 1. c4 g6 2. d4 Bg7 3. e4 c5 4. Nf3 cxd4 5. Nxd4 Nc6 6. Be3 Nf6 7. Nc3 d6 8. Be2 O-O 9. O-O Bd7 10. Qd2 Nxd4 11. Bxd4 Bc6 12. f3 a5 13. b3 Nd7 14. Be3 Nc5 15. Rab1 Qb6 16. Rfc1 Rfc8 17. Rc2 Qd8 18. Bf1 h5 19. Nd5 Kh7 20. Bg5 Bxd5 21. exd5 Qf8 22. Be3 Bf6 23. g3 Qg7 24. Re1 Rcb8 25. Bf2 Qh6 26. f4 Qg7 27. Kh1 Kg8 28. Be3 Ne4 29. Qg2 Nc3 30. a4 e6 31. dxe6 fxe6 32. Bd2 d5 33. Rxe6 d4 34. Rc1 Re8 35. Rce1 Qf7 36. Rxe8+ Rxe8 37. Rxe8+ Qxe8 38. Bd3 b6 39. Qf3 Na2 40. Qe4 Qxe4+ 41. Bxe4 Kg7 42. Kg2 Be7 43. f5 g5 44. Bb1 Nc3 45. Bc2 Bf6 46. Kf3 Be7 47. Bd3 Kf7 48. h3 Kg7 49. Be1 Bd6 50. h4 g4+ 51. Kg2 Nd1 52. Kf1 Kf6 53. Ke2 Ne3 54. Bf2 Bc5 55. Be4 Ke5 56. Bb1 Kf6 57. Bd3 Ke5 58. f6 Kxf6 59. Be4 Bd6 60. Be1 Kg7 61. Bb1 Kf6 62. Be4 Kg7 63. Bf2 Kf6 64. Kd3 Bc5 65. Bc6 Kg7 66. Be8 Kh6 67. Be1 Nf1 68. Ke2 Ne3 69. Bd2 Bd6 70. Kd3 Be5 71. Ke4 Bf6 72. Bf7 Bg7 73. c5 bxc5 74. Bxa5 Nf1 75. Bc7 Nd2+ 76. Kd3 Nf3 77. Bf4+ Kh7 78. a5 Ne5+ 79. Bxe5 Bxe5 80. a6 1-0

[Event "Abierto"] [Site "Berazategui ARG"] [Date "2007.04.21"] [Round "4"] [White "Goldwaser, Christian"] [Black "Kovalyov, Anton"] [Result "0-1"] [WhiteElo "2350"] [BlackElo "2483"] [ECO "E15"] [EventDate "2007.04.18"] [PlyCount "74"] [EventType "swiss"] [EventRounds "7"] [EventCountry "ARG"] [Source "Mark Crowther"] [SourceDate "2007.04.30"] 1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. g3 Ba6 5. b3 d5 6. Bg2 Bb4+ 7. Bd2 Be7 8. Ne5 Bb7 9. Bc3 O-O 10. Nd2 Na6 11. O-O c5 12. e3 cxd4 13. exd4 Qc7 14. Bb2 dxc4 15. Bxb7 Qxb7 16. bxc4 Rfd8 17. Qb3 Rac8 18. Ndf3 Nd7 19. Ng4 h5 20. Nge5 Bf6 21. Rfe1 Nab8 22. Nxd7 Nxd7 23. a4 Rc7 24. Rac1 Rdc8 25. h4 Nb8 26. Ng5 Nc6 27. Qf3 Bxg5 28. hxg5 Na5 29. Qxh5 Nxc4 30. g6 Nxb2 31. Qh7+ Kf8 32. Qh8+ Ke7 33. Rxc7+ Rxc7 34. Qxg7 Qf3 35. d5 Nd3 36. Qd4 Nxe1 37. Qb4+ Kf6 0-1

[Event "Abierto"] [Site "Berazategui ARG"] [Date "2007.04.21"] [Round "5"] [White "Kovalyov, Anton"] [Black "Felgaer, Ruben"] [Result "0-1"] [WhiteElo "2483"] [BlackElo "2574"] [ECO "A86"] [EventDate "2007.04.18"] [PlyCount "95"] [EventType "swiss"] [EventRounds "7"] [EventCountry "ARG"] [Source "Mark Crowther"] [SourceDate "2007.04.30"] 1. c4 e5 2. Nc3 d6 3. g3 g6 4. Bg2 Bg7 5. e3 f5 6. Nge2 Nf6 7. d4 O-O 8. O-O e4 9. b3 c6 10. f3 exf3 11. Bxf3 Re8 12. Qd3 Na6 13. Bd2 Nc7 14. Rae1 d5 15. Nf4 Be6 16. Nxe6 Rxe6 17. Bg2 Qd7 18. Ne2 Rae8 19. Nf4 R6e7 20. Bb4 Rf7 21. Re2 Ne4 22. Ba3 Ne6 23. Nh3 Bh6 24. Kh1 Ng7 25. Bf3 f4 26. Nxf4 g5 27. Rg2 gxf4 28. exf4 Qf5 29. Qc2 Qh3 30. Qd1 Nf5 31. Bc1 Rg7 32. Kg1 Kh8 33. g4 Nh4 34. Bxe4 Nxg2 35. Bxg2 Rxg4 36. Rf2 Qh4 37. Qf1 Bg7 38. Bb2 Bh6 39. Bc1 Bg7 40. Bb2 Rf8 41. f5 dxc4 42. bxc4 Bxd4 43. Bxd4+ Rxd4 44. h3 Qf6 45. Qb1 Rxc4 46. Bf1 Rc5 47. Bd3 Qd4 48. Kf1 0-1

[Event "Abierto"] [Site "Berazategui ARG"] [Date "2007.04.22"] [Round "6"] [White "Iermito, Sebastian"] [Black "Kovalyov, Anton"] [Result "1/2-1/2"] [WhiteElo "2316"] [BlackElo "2483"] [ECO "E15"] [EventDate "2007.04.18"] [PlyCount "175"] [EventType "swiss"] [EventRounds "7"] [EventCountry "ARG"] [Source "Mark Crowther"] [SourceDate "2007.04.30"] 1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. g3 Ba6 5. Nbd2 Bb4 6. Bg2 Bxc4 7. Qa4 Bxd2+ 8. Nxd2 Bd5 9. e4 Bb7 10. O-O O-O 11. b3 d6 12. Rd1 e5 13. dxe5 dxe5 14. Ba3 Re8 15. Nc4 Qc8 16. Rac1 Nc6 17. Bb2 Qe6 18. Ne3 Red8 19. Nd5 Ne8 20. Re1 Rd7 21. Bf1 a6 22. Red1 b5 23. Qa3 Rad8 24. Bg2 Rd6 25. Bc3 h6 26. h4 Nd4 27. Bxd4 exd4 28. Rxd4 Qe5 29. Rdd1 c6 30. Ne3 Rxd1+ 31. Rxd1 Rxd1+ 32. Nxd1 c5 33. Qb2 Qe7 34. e5 Bxg2 35. Kxg2 Nc7 36. Ne3 Ne6 37. Qc2 Qb7+ 38. Kg1 Qc6 39. Nf5 Qf3 40. Nd6 c4 41. bxc4 Nd4 42. Qb2 Ne2+ 43. Kf1 Nxg3+ 44. Ke1 Nh5 45. Qb3 Qf4 46. Qe3 Qxe3+ 47. fxe3 bxc4 48. Nxc4 Kf8 49. Ke2 Ng3+ 50. Kf3 Nf5 51. h5 Ke7 52. Kf4 Ke6 53. Na5 Ne7 54. Nb3 Nd5+ 55. Ke4 Nc3+ 56. Kd4 Nxa2 57. Nc5+ Ke7 58. Nxa6 Nc1 59. Ke4 Ne2 60. Kf3 Nc3 61. Nc5 Nd5 62. Ke4 Nb6 63. Kf5 Nd5 64. Ke4 Nc3+ 65. Kf5 Nd1 66. Ke4 Nc3+ 67. Kf5 Nb5 68. Ke4 g6 69. e6 Nd6+ 70. Kd5 g5 71. exf7 Nxf7 72. Nd3 Nd6 73. e4 Ne8 74. Nf2 Nf6+ 75. Ke5 Kf7 76. Nh3 Ng4+ 77. Kf5 Ne3+ 78. Ke5 Nc4+ 79. Kf5 Ne3+ 80. Ke5 Kg7 81. Nf2 Nf1 82. Kf5 Ng3+ 83. Kg4 Nf1 84. Kf5 Ne3+ 85. Ke5 Kh7 86. Nh3 Nf1 87. Kf6 Ng3 88. Nxg5+ 1/2-1/2

[Event "Abierto"] [Site "Berazategui ARG"] [Date "2007.04.22"] [Round "7"] [White "Kovalyov, Anton"] [Black "Barrionuevo, Pablo"] [Result "1-0"] [WhiteElo "2483"] [BlackElo "2301"] [ECO "D85"] [EventDate "2007.04.18"] [PlyCount "134"] [EventType "swiss"] [EventRounds "7"] [EventCountry "ARG"] [Source "Mark Crowther"] [SourceDate "2007.04.30"] 1. c4 Nf6 2. Nc3 d5 3. cxd5 Nxd5 4. d4 g6 5. e4 Nxc3 6. bxc3 Bg7 7. Bg5 c5 8. Rc1 cxd4 9. cxd4 O-O 10. Nf3 Bg4 11. d5 Nd7 12. Be2 Nf6 13. h3 Bd7 14. Bd3 h6 15. Bf4 e6 16. Bc7 Qe8 17. Bd6 Nxe4 18. Bxe4 exd5 19. Qxd5 Rd8 20. O-O Bc6 21. Qc5 Rxd6 22. Qxd6 Qxe4 23. Qa3 a6 24. Rfe1 Qf5 25. Re3 Rd8 26. Rce1 Bf6 27. Qb4 Kg7 28. Ne5 Bd5 29. Ng4 Bg5 30. Qb2+ Bf6 31. Nxf6 Qxf6 32. Qxf6+ Kxf6 33. Rd1 Rd7 34. Re8 Bc6 35. Rxd7 Bxd7 36. Rb8 Bc6 37. f3 h5 38. h4 Ke5 39. Kf2 Kd4 40. Rd8+ Ke5 41. Ke3 Kf5 42. g3 Ke5 43. Rd2 Kf5 44. Rc2 Kf6 45. Kf4 Bb5 46. Rd2 Bc6 47. Rd4 Bb5 48. a4 Bc6 49. a5 Bb5 50. Rd6+ Ke7 51. Ke5 Be2 52. Rf6 Bb5 53. Rd6 Be2 54. f4 Bf3 55. Rf6 Bg4 56. Rb6 Bf3 57. f5 gxf5 58. Kxf5 Kd7 59. Kf6 Kc7 60. Kxf7 Bg4 61. Ke7 Bf3 62. Rb4 Be2 63. Rb2 Bf3 64. Rc2+ Kb8 65. Kd6 Bg4 66. Rf2 Bd1 67. Kc5 Kc7 1-0