[Event "Mar del Plata op"] [Site "Mar del Plata ARG"] [Date "2007.04.01"] [Round "2"] [White "Kovalyov, Anton"] [Black "Cori Tello, Deysi Estella"] [Result "1-0"] [WhiteElo "2475"] [BlackElo "2125"] [ECO "E74"] [EventDate "2007.03.31"] [PlyCount "85"] [EventType "swiss"] [EventRounds "9"] [EventCountry "ARG"] [Source "Mark Crowther"] [SourceDate "2007.04.09"] 1. c4 Nf6 2. Nc3 g6 3. d4 Bg7 4. e4 d6 5. Be2 O-O 6. Bg5 h6 7. Be3 c5 8. d5 Kh7 9. h3 e5 10. dxe6 Bxe6 11. Nf3 Nc6 12. Rc1 Qa5 13. O-O Rad8 14. b3 Rfe8 15. Bd2 Qc7 16. Re1 a6 17. Bd3 Nd7 18. Bb1 Qb8 19. Nh4 Nf6 20. f4 Bc8 21. Bd3 b6 22. Nf3 Nb4 23. Bf1 Bb7 24. a3 Nc6 25. Bd3 Nd7 26. Be3 Na7 27. Nd2 Nc6 28. Kh1 Nd4 29. b4 Qa8 30. Nd5 Bxd5 31. cxd5 b5 32. Bb1 a5 33. bxc5 dxc5 34. d6 Qb8 35. e5 Qb6 36. Bxd4 cxd4 37. Nb3 Rc8 38. Rxc8 Rxc8 39. Qg4 Rd8 40. h4 d3 41. Bxd3 Qf2 42. Rf1 Qe3 43. Qf3 1-0

[Event "Mar del Plata op"] [Site "Mar del Plata ARG"] [Date "2007.04.01"] [Round "3"] [White "Rodi, Luis Ernesto"] [Black "Kovalyov, Anton"] [Result "0-1"] [WhiteElo "2291"] [BlackElo "2475"] [ECO "A45"] [EventDate "2007.03.31"] [PlyCount "112"] [EventType "swiss"] [EventRounds "9"] [EventCountry "ARG"] [Source "Mark Crowther"] [SourceDate "2007.04.09"] 1. d4 Nf6 2. Bg5 e6 3. e4 h6 4. Bxf6 Qxf6 5. Nc3 Bb4 6. Qd3 Nc6 7. Nf3 d6 8. a3 Ba5 9. O-O-O Bd7 10. e5 dxe5 11. dxe5 Qe7 12. Ne4 O-O-O 13. Qc4 Bb6 14. Bd3 Kb8 15. Qc3 Rhe8 16. Kb1 a6 17. Rhf1 Na7 18. Qb4 Qxb4 19. axb4 Bc6 20. Nfd2 Rd4 21. f3 Red8 22. Nc4 Nc8 23. Be2 Rxd1+ 24. Rxd1 Rxd1+ 25. Bxd1 Bg1 26. h3 Bh2 27. Nc5 b6 28. Nd3 Ne7 29. b3 Ng6 30. Kc1 Be8 31. Kd2 b5 32. Na5 Nxe5 33. Nc5 Bf4+ 34. Ke2 Ka7 35. c4 Nc6 36. Nxc6+ Bxc6 37. Nd3 Bg3 38. Bc2 Kb6 39. Nc5 Bd6 40. Nd3 Kb7 41. Kf2 Be8 42. Ke3 Be7 43. f4 Kb6 44. c5+ Kb7 45. Ne5 a5 46. c6+ Ka6 47. bxa5 Kxa5 48. Bd1 Bc5+ 49. Kd3 Bd6 50. Nd7 Bxf4 51. Bf3 Kb4 52. Kc2 f6 53. Nf8 Bf7 54. Kb2 Be5+ 55. Kc2 Bd6 56. Nd7 e5 0-1

[Event "Mar del Plata op"] [Site "Mar del Plata ARG"] [Date "2007.04.02"] [Round "4"] [White "Kovalyov, Anton"] [Black "Pacheco, Marco"] [Result "1-0"] [WhiteElo "2475"] [BlackElo "2362"] [ECO "A28"] [EventDate "2007.03.31"] [PlyCount "95"] [EventType "swiss"] [EventRounds "9"] [EventCountry "ARG"] [Source "Mark Crowther"] [SourceDate "2007.04.09"] 1. c4 e5 2. Nc3 Nf6 3. Nf3 Nc6 4. a3 d5 5. cxd5 Nxd5 6. Qc2 Nb6 7. e3 Bd6 8. Bd3 a5 9. b3 h6 10. Bb2 O-O 11. Be2 f5 12. d3 Be6 13. O-O Qe7 14. Nd2 Nd7 15. Nb5 Nf6 16. Rfc1 Qf7 17. Nc4 Rad8 18. Bc3 Bd5 19. Bf1 f4 20. Nbxd6 cxd6 21. exf4 exf4 22. f3 Qg6 23. Qf2 Nh7 24. Kh1 Ng5 25. Rab1 Qh5 26. Nd2 Qf7 27. b4 axb4 28. axb4 Ne7 29. Ne4 Nf5 30. Bd2 Ne6 31. Nc3 Qh5 32. Nxd5 Ng3+ 33. Kg1 Nxf1 34. Ne7+ Kf7 35. Rxf1 Kxe7 36. Rfe1 Kf7 37. Re4 Qf5 38. Rbe1 Rfe8 39. Qb6 Qd5 40. Rxe6 Rxe6 41. Qxd8 Qd4+ 42. Kh1 Rxe1+ 43. Bxe1 Qxd3 44. Qb6 d5 45. Qxb7+ Kg8 46. Qb6 d4 47. Qe6+ Kh8 48. Qe8+ 1-0

[Event "Mar del Plata op"] [Site "Mar del Plata ARG"] [Date "2007.04.03"] [Round "5"] [White "Cubas, Jose Fernando"] [Black "Kovalyov, Anton"] [Result "1-0"] [WhiteElo "2414"] [BlackElo "2475"] [ECO "B90"] [EventDate "2007.03.31"] [PlyCount "61"] [EventType "swiss"] [EventRounds "9"] [EventCountry "ARG"] [Source "Mark Crowther"] [SourceDate "2007.04.09"] 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. a4 Be7 13. axb5 axb5 14. Bxb5 O-O 15. Nd5 Bxd5 16. exd5 Nf4 17. Ra7 Rc7 18. Rxc7 Qxc7 19. Bxf4 exf4 20. Bxd7 Qxd7 21. Qxf4 Qb5 22. Qd2 Rc8 23. h4 g6 24. h5 Bf8 25. h6 Qc4 26. Kd1 Rb8 27. Qd4 Qa6 28. Re1 Rc8 29. Nd2 f5 30. Re7 Qa1+ 31. Ke2 1-0

[Event "Mar del Plata op"] [Site "Mar del Plata ARG"] [Date "2007.04.04"] [Round "6"] [White "Goldwaser, Christian"] [Black "Kovalyov, Anton"] [Result "0-1"] [WhiteElo "2374"] [BlackElo "2475"] [ECO "A34"] [EventDate "2007.03.31"] [PlyCount "62"] [EventType "swiss"] [EventRounds "9"] [EventCountry "ARG"] [Source "Mark Crowther"] [SourceDate "2007.04.09"] 1. Nf3 Nf6 2. c4 e6 3. Nc3 c5 4. e4 Nc6 5. Be2 b6 6. d4 cxd4 7. Nxd4 Bb4 8. O-O O-O 9. Ndb5 a6 10. Nd6 Qc7 11. Nxc8 Rfxc8 12. Na4 Nxe4 13. Bf3 Nf6 14. Bg5 Be7 15. Qd2 Rab8 16. Bxf6 Bxf6 17. Rac1 h6 18. Bxc6 Qxc6 19. b3 Bg5 20. f4 Be7 21. Rcd1 Rd8 22. f5 Bg5 23. Qf2 Bf6 24. Qg3 b5 25. Rd6 Qc7 26. fxe6 dxe6 27. Rxd8+ Bxd8 28. Qxc7 Bxc7 29. cxb5 axb5 30. Nc3 Be5 31. Ne4 Ra8 0-1

[Event "Mar del Plata op"] [Site "Mar del Plata ARG"] [Date "2007.04.04"] [Round "6"] [White "Kovalyov, Anton"] [Black "Mussanti, Diego"] [Result "1-0"] [WhiteElo "2475"] [BlackElo "2316"] [ECO "D36"] [EventDate "2007.03.31"] [PlyCount "51"] [EventType "swiss"] [EventRounds "9"] [EventCountry "ARG"] [Source "Mark Crowther"] [SourceDate "2007.04.09"] 1. c4 e6 2. Nc3 d5 3. d4 Nf6 4. cxd5 exd5 5. Bg5 Be7 6. e3 O-O 7. Qc2 c6 8. Bd3 Nbd7 9. Nge2 Re8 10. O-O Nf8 11. f3 Be6 12. Bh4 Rc8 13. Kh1 c5 14. dxc5 Rxc5 15. Nd4 N6d7 16. Bf2 Ne5 17. Nxe6 fxe6 18. Bb5 Nc6 19. Qe2 a6 20. Bd3 Ne5 21. Rad1 Nxd3 22. Rxd3 Bf6 23. e4 Ra5 24. b4 Ra3 25. e5 Qc8 26. Qb2 1-0

[Event "Mar del Plata op"] [Site "Mar del Plata ARG"] [Date "2007.04.06"] [Round "8"] [White "Rodriguez, And ESP"] [Black "Kovalyov, Anton"] [Result "1/2-1/2"] [WhiteElo "2306"] [BlackElo "2475"] [ECO "A03"] [EventDate "2007.03.31"] [PlyCount "129"] [EventType "swiss"] [EventRounds "9"] [EventCountry "ARG"] [Source "Mark Crowther"] [SourceDate "2007.04.16"] 1. f4 Nf6 2. d3 d5 3. Nf3 b6 4. g3 Bb7 5. Bg2 g6 6. O-O Bg7 7. c3 O-O 8. Na3 Nbd7 9. h3 e6 10. Nc2 a5 11. g4 Ne8 12. Qe1 Nd6 13. Qg3 Qe7 14. Kh1 f6 15. Bd2 Rae8 16. h4 e5 17. fxe5 fxe5 18. Bg5 Qe6 19. Rf2 h6 20. Bd2 Nc5 21. Raf1 Qe7 22. Kg1 Rf7 23. b4 axb4 24. cxb4 Nd7 25. a4 Ref8 26. a5 e4 27. Nh2 Be5 28. Rxf7 Rxf7 29. Qh3 Kh7 30. d4 Bg7 31. Bf4 Nf8 32. Qg3 Nc4 33. axb6 cxb6 34. e3 Ne6 35. Bb8 Rf8 36. Rxf8 Qxf8 37. Nf1 Bc6 38. g5 h5 39. Bh3 Qe7 40. Qf2 Bd7 41. Kh2 Qf8 42. Qxf8 Bxf8 43. Ng3 Be7 44. Ne2 Ba4 45. Bxe6 Bxc2 46. Bf4 Bxb4 47. Bxd5 Nb2 48. Bc6 Bd3 49. Ng3 Kg7 50. d5 Nc4 51. Kg2 Bc5 52. Kf2 Nd6 53. Ne2 Nf5 54. Nc3 Bd6 55. Bd7 Bxf4 56. Bxf5 Be5 57. Bxe4 Bxc3 58. Bxd3 Be5 59. Kf3 Kf7 60. Bc4 Ke7 61. Ba6 Bd6 62. Be2 Be5 63. Bd3 Kf7 64. Be2 Ke7 65. Bd3 1/2-1/2

[Event "Mar del Plata op"] [Site "Mar del Plata ARG"] [Date "2007.04.07"] [Round "9"] [White "Kovalyov, Anton"] [Black "Pierrot, Juan Facundo"] [Result "1/2-1/2"] [WhiteElo "2475"] [BlackElo "2437"] [ECO "A33"] [EventDate "2007.03.31"] [PlyCount "108"] [EventType "swiss"] [EventRounds "9"] [EventCountry "ARG"] [Source "Mark Crowther"] [SourceDate "2007.04.16"] 1. c4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 e6 6. a3 Be7 7. e4 d6 8. Be3 O-O 9. Be2 a6 10. O-O Bd7 11. Nb3 Rc8 12. Nd2 Qc7 13. Rc1 Qb8 14. f4 Rfe8 15. Kh1 Bf8 16. Bg1 Ne7 17. Bd3 b5 18. cxb5 axb5 19. b4 Ng6 20. Be3 Rc7 21. Nb3 Rec8 22. Qd2 Ng4 23. Bg1 e5 24. fxe5 N6xe5 25. Nd5 Rxc1 26. Nxc1 Be6 27. Be2 Nc4 28. Bxc4 Rxc4 29. Qe2 Qa8 30. Nb6 Qxa3 31. Nxc4 Bxc4 32. Qf3 Qxb4 33. Nd3 Qc3 34. Rd1 Nf6 35. Ne1 Qe5 36. Bd4 Qxe4 37. Bxf6 Qxf3 38. Nxf3 gxf6 39. Nd4 b4 40. Rb1 d5 41. Nc6 Bd3 42. Rb2 Be4 43. Nxb4 d4 44. Rd2 Bc5 45. Nd3 Bb6 46. Nf2 f5 47. Kg1 d3 48. Kf1 Be3 49. Rd1 Bxf2 50. Kxf2 f4 51. Rc1 Kg7 52. g3 fxg3+ 53. hxg3 Kf6 54. Ke3 Bg6 1/2-1/2