[Event "Mar del Plata op"] [Site "Mar del Plata ARG"] [Date "2006.04.08"] [Round "1"] [White "Dimuro, Matias"] [Black "Kovalyov, Anton"] [Result "0-1"] [WhiteElo "2004"] [BlackElo "2309"] [ECO "B90"] [EventDate "2006.04.08"] [PlyCount "65"] [EventType "swiss"] [EventRounds "9"] [EventCountry "ARG"] [Source "Mark Crowther"] [SourceDate "2006.04.17"] 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. f3 e5 7. Nb3 Be6 8. Be3 Nbd7 9. Qd2 Rc8 10. g4 b5 11. g5 Nh5 12. O-O-O Nb6 13. Kb1 Be7 14. Rg1 O-O 15. h4 Qc7 16. Qf2 Rb8 17. Nd5 Bxd5 18. exd5 Nc4 19. Bc1 a5 20. f4 a4 21. Nd2 Nxf4 22. Ne4 f5 23. Ng3 g6 24. Bxf4 exf4 25. Ne2 Ne3 26. Rd2 Nc4 27. Rd3 a3 28. b3 Ne5 29. Rh3 f3 30. Rxf3 Nxf3 31. Qxf3 Qc5 32. Rg2 Rbc8 33. Qd3 0-1

[Event "Mar del Plata op"] [Site "Mar del Plata ARG"] [Date "2006.04.09"] [Round "3"] [White "Herrera, Martin"] [Black "Kovalyov, Anton"] [Result "0-1"] [WhiteElo "2197"] [BlackElo "2309"] [ECO "C16"] [EventDate "2006.04.08"] [PlyCount "39"] [EventType "swiss"] [EventRounds "9"] [EventCountry "ARG"] [Source "Mark Crowther"] [SourceDate "2006.04.17"] 1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. e5 Qd7 5. a3 Bxc3+ 6. bxc3 b6 7. Qg4 f5 8. Qg3 Ba6 9. Ne2 Nc6 10. h4 O-O-O 11. a4 Re8 12. Ba3 Nh6 13. Qf4 Bc4 14. Rh3 Nf7 15. Bb4 a5 16. Ba3 g6 17. Bc1 h6 18. Qg3 Reg8 19. Nf4 Bxf1 20. Kxf1 0-1

[Event "Mar del Plata op"] [Site "Mar del Plata ARG"] [Date "2006.04.10"] [Round "4"] [White "Kovalyov, Anton"] [Black "Rodriguez, And"] [Result "0-1"] [WhiteElo "2309"] [BlackElo "2502"] [ECO "A86"] [EventDate "2006.04.08"] [PlyCount "60"] [EventType "swiss"] [EventRounds "9"] [EventCountry "ARG"] [Source "Mark Crowther"] [SourceDate "2006.04.17"] 1. c4 d6 2. d4 f5 3. Nc3 Nf6 4. g3 g6 5. Bg2 Bg7 6. d5 O-O 7. Nh3 c5 8. O-O Na6 9. Nf4 Nc7 10. Rb1 Qe8 11. a4 g5 12. Nd3 Qg6 13. Nb5 Nce8 14. b4 a6 15. Nc3 Ne4 16. Na2 f4 17. gxf4 Bd4 18. Rb3 b5 19. Qc2 Nxf2 20. Rxf2 gxf4 21. e3 fxe3 22. Rxf8+ Kxf8 23. Ne1 e2+ 24. Kh1 Qxc2 25. Nxc2 bxc4 26. Rf3+ Nf6 27. Nc3 Bf5 28. Ne1 Bd3 29. Na2 Ke8 30. Bd2 Ne4 0-1

[Event "Mar del Plata op"] [Site "Mar del Plata ARG"] [Date "2006.04.11"] [Round "5"] [White "Bibiloni, Jorge Jaime"] [Black "Kovalyov, Anton"] [Result "0-1"] [WhiteElo "2171"] [BlackElo "2309"] [ECO "B86"] [EventDate "2006.04.08"] [PlyCount "110"] [EventType "swiss"] [EventRounds "9"] [EventCountry "ARG"] [Source "Mark Crowther"] [SourceDate "2006.04.17"] 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bc4 e6 7. Bb3 Nbd7 8. Bg5 Qa5 9. Qd2 Be7 10. O-O Nc5 11. Bxf6 Bxf6 12. Rad1 Qc7 13. f4 O-O 14. Nde2 Rd8 15. g4 b5 16. g5 Bxc3 17. Qxc3 Qa7 18. Qd4 Nxe4 19. Qxa7 Rxa7 20. Rd4 Nc5 21. Rfd1 Rad7 22. Nc3 Bb7 23. a4 Bc6 24. axb5 axb5 25. Rb4 Na6 26. Rbd4 Kf8 27. Ra1 Ra8 28. Kf2 Ke7 29. Ra5 Nc7 30. Rxa8 Nxa8 31. Rb4 Nc7 32. Ne2 Na6 33. Rd4 Ra7 34. Rd3 Nc5 35. Rh3 Be4 36. Nd4 Rb7 37. Re3 Kd7 38. Ke2 d5 39. Nf3 Nxb3 40. Ne5+ Kd6 41. cxb3 b4 42. Nd3 f6 43. Rg3 Bg6 44. Kd2 e5 45. fxe5+ fxe5 46. Rg1 Bxd3 47. Kxd3 Rf7 48. g6 Rf3+ 49. Kc2 Rf2+ 50. Kd3 Rxh2 51. gxh7 Rh3+ 52. Kc2 Rxh7 53. Rg5 Ke6 54. Rg4 e4 55. Rg6+ Ke5 0-1

[Event "Mar del Plata op"] [Site "Mar del Plata ARG"] [Date "2006.04.12"] [Round "6"] [White "Kovalyov, Anton"] [Black "Lobato, Carlos"] [Result "1/2-1/2"] [WhiteElo "2309"] [ECO "D36"] [EventDate "2006.04.08"] [PlyCount "76"] [EventType "swiss"] [EventRounds "9"] [EventCountry "ARG"] [Source "Mark Crowther"] [SourceDate "2006.04.17"] 1. c4 e6 2. d4 d5 3. Nf3 Nf6 4. Nc3 Be7 5. Bg5 O-O 6. e3 Nbd7 7. cxd5 exd5 8. Bd3 Re8 9. Qc2 c6 10. O-O Nf8 11. Rab1 a5 12. a3 g6 13. b4 axb4 14. axb4 Ne6 15. Bxf6 Bxf6 16. Na4 b5 17. Nc3 Qd6 18. Qb2 Ng7 19. Ne1 Bf5 20. Bxf5 Nxf5 21. Nd3 Qe7 22. Qc1 Nd6 23. Re1 Qf8 24. Re2 Nc4 25. Ra1 Be7 26. Rxa8 Rxa8 27. Ra2 Rxa2 28. Nxa2 Bd6 29. g3 Qc8 30. Nc3 Qf5 31. Qb1 h5 32. Kg2 Kg7 33. Qc2 Qe6 34. Kg1 Qf6 35. Kg2 Qe7 36. Nc5 Bxc5 37. dxc5 Qg5 38. Qd3 Qf6 1/2-1/2

[Event "Mar del Plata op"] [Site "Mar del Plata ARG"] [Date "2006.04.13"] [Round "7"] [White "Rodi, Luis Ernesto"] [Black "Kovalyov, Anton"] [Result "0-1"] [WhiteElo "2236"] [BlackElo "2309"] [ECO "D00"] [EventDate "2006.04.08"] [PlyCount "138"] [EventType "swiss"] [EventRounds "9"] [EventCountry "ARG"] [Source "Mark Crowther"] [SourceDate "2006.04.17"] 1. d4 d5 2. Bg5 f6 3. Bf4 c5 4. e3 cxd4 5. exd4 Nc6 6. c4 e6 7. Nf3 Bb4+ 8. Nc3 Nge7 9. Bd3 dxc4 10. Bxc4 Nd5 11. Bd2 Nb6 12. Bb5 O-O 13. a3 Bd6 14. O-O Ne7 15. Qc2 Bd7 16. Bd3 Kh8 17. Bxh7 f5 18. Ng5 Rf6 19. f4 Qe8 20. Nge4 fxe4 21. Nxe4 Rc8 22. Bc3 Bb8 23. Nxf6 gxf6 24. Be4 Nbd5 25. Qd2 f5 26. Bd3 Ng6 27. g3 Qg8 28. Kf2 Kg7 29. Be2 Qh7 30. Kg1 Kf7 31. Bf3 Bc6 32. Rae1 Nge7 33. Qe2 Bd7 34. Rc1 Rg8 35. Bg2 Bc6 36. Bd2 a6 37. Rfe1 Rg6 38. Qf2 Ke8 39. Re2 Kd7 40. Ree1 Ng8 41. Qe2 Qg7 42. Rxc6 bxc6 43. Bxd5 cxd5 44. Be3 Ke7 45. Qxa6 Kf6 46. Bd2 Qd7 47. a4 Ba7 48. Be3 Ne7 49. Rc1 Rg8 50. b4 Ra8 51. b5 Rb8 52. Qa5 Bb6 53. Qb4 Ra8 54. Ra1 Qc7 55. Qd2 Qc4 56. Qd1 Kf7 57. Qh5+ Ng6 58. Qd1 Ke7 59. Bf2 Kd7 60. h4 Ne7 61. Kg2 Nc8 62. h5 Nd6 63. h6 Ne4 64. Bg1 Qc3 65. Qe1 Qc2+ 66. Kf3 Nd2+ 67. Ke2 Nb3+ 68. Kf3 Nxa1 69. Qe5 Qe4+ 0-1

[Event "Mar del Plata op"] [Site "Mar del Plata ARG"] [Date "2006.04.14"] [Round "8"] [White "Kovalyov, Anton"] [Black "Ripari, Marcelo"] [Result "1-0"] [WhiteElo "2309"] [BlackElo "2324"] [ECO "A16"] [EventDate "2006.04.08"] [PlyCount "99"] [EventType "swiss"] [EventRounds "9"] [EventCountry "ARG"] [Source "Mark Crowther"] [SourceDate "2006.04.17"] 1. c4 Nf6 2. Nf3 g6 3. Nc3 d5 4. cxd5 Nxd5 5. Qa4+ Bd7 6. Qb3 Nb6 7. d4 Bg7 8. Bf4 O-O 9. Rd1 a5 10. e3 a4 11. Qc2 Na6 12. Be2 Nb4 13. Qd2 N4d5 14. Nxd5 Nxd5 15. Bg3 c6 16. O-O Nf6 17. Qb4 Ra7 18. Qa3 Ne4 19. Bf4 Be6 20. Bd3 Bd5 21. b4 Qc8 22. Nd2 Nxd2 23. Rxd2 f5 24. Rc1 Qe6 25. b5 h6 26. h4 Raa8 27. Rdc2 Rfc8 28. Qb4 Kh7 29. Bc4 Bxc4 30. Qxc4 Qf6 31. Be5 Qf8 32. Bxg7 Kxg7 33. Qe6 Qf7 34. Qe5+ Qf6 35. Qxf6+ Kxf6 36. bxc6 Rc7 37. cxb7 Rxb7 38. Rc6+ Kf7 39. h5 gxh5 40. Rxh6 Rb2 41. Rc7 Re8 42. d5 Kg7 43. Re6 Kf7 44. Ra6 Rxa2 45. d6 Rd2 46. dxe7 Rxe7 47. Rc5 Rd1+ 48. Kh2 Re6 49. Rxf5+ Kg6 50. Rfa5 1-0