[Event "Buenos Aires Duchamp Boca op 3rd"]
[Site "Buenos Aires"]
[Date "2013.06.28"]
[Round "8"]
[White "Pereyra, Hector"]
[Black "Escudero, Jose Maria"]
[Result "0-1"]
[ECO "D30"]
[BlackElo "1680"]
[PlyCount "104"]
[EventDate "2013.06.20"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ARG"]
[SourceTitle "CBM 155 Extra"]
[Source "ChessBase"]
[SourceDate "2013.08.26"]
[SourceVersion "1"]
[SourceVersionDate "2013.08.26"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nf3 c6 4. Bg5 Be7 5. Bxe7 Qxe7 6. e3 f5 7. c5 Nf6 8. Nc3 0-0 9. Be2 Bd7 10. a4 Be8 11. 0-0 Bh5 12. Ne5 Bxe2 13. Qxe2 Nbd7 14. f4 Ne4 15. Nxd7 Qxd7 16. Nxe4 dxe4 17. g4 Qe7 18. g5 h6 19. gxh6 gxh6 20. Rf2 Kh7 21. Rg2 Rg8 22. Rg3 Qh4 23. Qg2 Rg4 24. Kf2 Rag8 25. Rg1 Qd8 26. b4 Qd5 27. Ke1 Rxg3 28. hxg3 Qb3 29. Qd2 Qxa4 30. Qb2 a5 31. bxa5 Qxa5+ 32. Kf2 Rg7 33. Ra1 Qc7 34. Ra7 Qf7 35. Qe2 Qg6 36. g4 fxg4 37. Kg3 Qh5 38. Qg2 Qd5 39. Ra2 h5 40. Rb2 h4+ 41. Kf2 Qf5 42. Rb1 g3+ 43. Ke2 h3 44. Rh1 Qg4+ 45. Ke1 h2 46. Qxe4+ Qf5 47. Qf3 Qb1+ 48. Kd2 Qb2+ 49. Kd3 Kg8 50. Qh5 Qb3+ 51. Kd2 Qa2+ 52. Kd1 Qa8 0-1

[Event "Buenos Aires Duchamp Boca op 3rd"]
[Site "Buenos Aires"]
[Date "2013.06.27"]
[Round "7"]
[White "Hernandez Amura, Luis Eduardo"]
[Black "Pereyra, Hector"]
[Result "1/2-1/2"]
[ECO "B23"]
[WhiteElo "1515"]
[PlyCount "99"]
[EventDate "2013.06.20"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ARG"]
[SourceTitle "CBM 155 Extra"]
[Source "ChessBase"]
[SourceDate "2013.08.26"]
[SourceVersion "1"]
[SourceVersionDate "2013.08.26"]
[SourceQuality "1"]

1. e4 c5 2. Nc3 Nc6 3. Bc4 Nf6 4. f4 d6 5. Nf3 e6 6. d3 a6 7. a4 b6 8. 0-0 Bb7 9. Qe1 Nb4 10. Bb3 d5 11. exd5 Nfxd5 12. f5 Bc8 13. fxe6 Bxe6 14. Ng5 Qd7 15. Nxd5 Nxd5 16. Nxf7 c4 17. Bxc4 Bc5+ 18. Kh1 0-0 19. Ng5 Rxf1+ 20. Qxf1 Kh8 21. Nxe6 Qxe6 22. Bd2 Rf8 23. Qe1 Qf5 24. Bxd5 Qxd5 25. Bc3 Rf2 26. Qe8+ Bf8 27. Rg1 a5 28. Be1 Rf5 29. Bg3 h5 30. Qe4 Qf7 31. Qc4 Qf6 32. d4 Bd6 33. Qc8+ Kh7 34. Bxd6 Rf1 35. Qc4 Rxg1+ 36. Kxg1 Qxd6 37. Qd3+ g6 38. b3 Qf4 39. g3 Qg4 40. Kg2 h4 41. d5 h3+ 42. Kf2 Qd7 43. c4 Qd6 44. Qf3 Qb4 45. Qd3 Qa3 46. Qf3 Qb4 47. Qe3 Qf8+ 48. Qf4 Qc5+ 49. Qe3 Qb4 50. Qd3 1/2-1/2

[Event "Buenos Aires Duchamp Boca op 3rd"]
[Site "Buenos Aires"]
[Date "2013.06.26"]
[Round "6"]
[White "Enciso, Franco"]
[Black "Pereyra, Hector"]
[Result "1-0"]
[ECO "D00"]
[WhiteElo "1569"]
[PlyCount "75"]
[EventDate "2013.06.20"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ARG"]
[SourceTitle "CBM 155 Extra"]
[Source "ChessBase"]
[SourceDate "2013.08.26"]
[SourceVersion "1"]
[SourceVersionDate "2013.08.26"]
[SourceQuality "1"]

1. d4 Nf6 2. Bg5 d5 3. Bxf6 gxf6 4. g3 b6 5. Bg2 Nd7 6. e3 e5 7. Bxd5 Rb8 8. Ne2 Bb7 9. Bxb7 Rxb7 10. 0-0 h5 11. c4 h4 12. Nbc3 c6 13. d5 c5 14. Qc2 Rh5 15. Qe4 f5 16. Qd3 Qf6 17. Kg2 Bd6 18. Nb5 Bb8 19. Rad1 a6 20. Nbc3 Bd6 21. f4 e4 22. Nxe4 fxe4 23. Qxe4+ Kd8 24. Rb1 Qg7 25. a3 Nf6 26. Qf3 Re7 27. e4 Rxe4 28. b4 cxb4 29. axb4 Rxc4 30. Qe3 Nxd5 31. Qf3 Rf5 32. Qd3 Ne3+ 33. Qxe3 Rb5 34. Qd3 Rc6 35. Nd4 Rd5 36. Nxc6+ Kc7 37. Qxd5 hxg3 38. hxg3 1-0

[Event "Buenos Aires Duchamp Boca op 3rd"]
[Site "Buenos Aires"]
[Date "2013.06.25"]
[Round "5"]
[White "Pereyra, Hector"]
[Black "Besso, Javier Alejandro"]
[Result "0-1"]
[ECO "D91"]
[BlackElo "1783"]
[PlyCount "69"]
[EventDate "2013.06.20"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ARG"]
[SourceTitle "CBM 155 Extra"]
[Source "ChessBase"]
[SourceDate "2013.08.26"]
[SourceVersion "1"]
[SourceVersionDate "2013.08.26"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. Nf3 Bg7 5. Bg5 Ne4 6. Bh4 Nxc3 7. bxc3 c5 8. e3 Nc6 9. Be2 0-0 10. 0-0 cxd4 11. cxd4 Bf5 12. Qd2 Rc8 13. Bg3 dxc4 14. Bxc4 Nxd4 15. Bxf7+ Rxf7 16. Ng5 h6 17. exd4 hxg5 18. Rad1 e5 19. d5 Rd7 20. Rfe1 Rc2 21. Qe3 e4 22. d6 Kh7 23. Qxa7 Rc6 24. Qa3 Bf8 25. Qb4 b6 26. Qb5 Rc5 27. Qb3 b5 28. Qe3 Rc6 29. Rd5 b4 30. Red1 Bg7 31. Rb5 Bc3 32. Rc1 Ra6 33. Rd5 Rxa2 34. h3 Qf6 35. Rc5 0-1

[Event "Buenos Aires Duchamp Boca op 3rd"]
[Site "Buenos Aires"]
[Date "2013.06.24"]
[Round "4"]
[White "Romano, Guillermo"]
[Black "Pereyra, Hector"]
[Result "1/2-1/2"]
[ECO "B45"]
[WhiteElo "1763"]
[PlyCount "97"]
[EventDate "2013.06.20"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ARG"]
[SourceTitle "CBM 155 Extra"]
[Source "ChessBase"]
[SourceDate "2013.08.26"]
[SourceVersion "1"]
[SourceVersionDate "2013.08.26"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nc6 5. Nc3 Nf6 6. Bb5 Be7 7. 0-0 0-0 8. Bf4 e5 9. Bxe5 Nxe5 10. f4 Neg4 11. Rf3 Bc5 12. Qd2 a6 13. Bc4 Qb6 14. Rd1 d6 15. h3 Ne5 16. fxe5 dxe5 17. Kh1 Bxd4 18. Rdf1 Qd8 19. Qg5 Be6 20. Rg3 Ne8 21. Bxe6 Qxg5 22. Rxf7 Rxf7 23. Rxg5 Nf6 24. Nd5 Kf8 25. Bxf7 Kxf7 26. Rf5 Bxb2 27. g4 h6 28. h4 Rc8 29. g5 hxg5 30. hxg5 Rc6 31. gxf6 gxf6 32. Nb4 Rc4 33. Nd5 Rc6 34. Nb4 Rd6 35. Nd5 Bc1 36. c4 Bg5 37. Rf2 Rc6 38. Rc2 b5 39. Nb4 Rxc4 40. Rxc4 bxc4 41. Nxa6 c3 42. Nb4 Ke6 43. Kg2 f5 44. exf5+ Kxf5 45. Kf3 e4+ 46. Ke2 Ke5 47. a4 Kd4 48. a5 Kc4 49. Na2 1/2-1/2

[Event "Buenos Aires Duchamp Boca op 3rd"]
[Site "Buenos Aires"]
[Date "2013.06.23"]
[Round "3"]
[White "Pereyra, Hector"]
[Black "Bianchi, Augusto"]
[Result "0-1"]
[ECO "A58"]
[BlackElo "1948"]
[PlyCount "110"]
[EventDate "2013.06.20"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ARG"]
[SourceTitle "CBM 155 Extra"]
[Source "ChessBase"]
[SourceDate "2013.08.26"]
[SourceVersion "1"]
[SourceVersionDate "2013.08.26"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 c5 3. d5 b5 4. cxb5 a6 5. bxa6 Bxa6 6. Nc3 g6 7. Nf3 d6 8. g3 Bg7 9. Bg2 Nfd7 10. 0-0 Nb6 11. Re1 N8d7 12. Qc2 Nc4 13. b3 Qa5 14. bxc4 Qxc3 15. Qb2 Qxb2 16. Bxb2 Bxb2 17. Rab1 Bf6 18. Rec1 0-0 19. Nd2 Rfb8 20. Bh3 Nb6 21. Rb3 Na4 22. Ne4 Bg7 23. Bd7 Rxb3 24. axb3 Nb6 25. Bc6 Ra7 26. Nc3 Bxc3 27. Rxc3 Bb7 28. Bb5 e6 29. e4 Ra5 30. f4 exd5 31. exd5 Bxd5 32. Rd3 f5 33. Rd2 Kf7 34. Kf2 Ke7 35. h3 Be4 36. g4 d5 37. Re2 Nc8 38. Rb2 Nd6 39. b4 cxb4 40. Rxb4 Bd3 41. gxf5 gxf5 42. Bc6 dxc4 43. Ba4 Ne4+ 44. Ke3 Ke6 45. Be8 Nf6 46. Rb6+ Ke7 47. Bc6 Nd5+ 48. Bxd5 Rxd5 49. Rh6 c3 50. Rxh7+ Kd6 51. Rh8 c2 52. Rd8+ Kc5 53. Rc8+ Kb4 54. h4 Bc4 55. Rb8+ Kc3 0-1

[Event "Buenos Aires Duchamp Boca op 3rd"]
[Site "Buenos Aires"]
[Date "2013.06.21"]
[Round "2"]
[White "Benedetti, Julio"]
[Black "Pereyra, Hector"]
[Result "1-0"]
[ECO "B45"]
[WhiteElo "2200"]
[PlyCount "65"]
[EventDate "2013.06.20"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ARG"]
[SourceTitle "CBM 155 Extra"]
[Source "ChessBase"]
[SourceDate "2013.08.26"]
[SourceVersion "1"]
[SourceVersionDate "2013.08.26"]
[SourceQuality "1"]

1. e4 c5 2. Nc3 Nc6 3. Nf3 Nf6 4. Bc4 e6 5. d4 cxd4 6. Nxd4 Bb4 7. Nxc6 bxc6 8. e5 Ne4 9. Qd4 Qa5 10. Bd2 Nxd2 11. Kxd2 0-0 12. a3 Bxc3+ 13. Qxc3 Qc5 14. Rhf1 d5 15. Bd3 Qb6 16. b4 Ba6 17. f4 d4 18. Qc5 Qxc5 19. bxc5 Bxd3 20. Kxd3 Rab8 21. Rab1 Rfd8 22. Kc4 a5 23. Rb6 Rbc8 24. Rd1 Kf8 25. Rxd4 Rxd4+ 26. Kxd4 Ke7 27. Ra6 Kd7 28. Rxa5 f6 29. Ra7+ Rc7 30. Rxc7+ Kxc7 31. exf6 gxf6 32. g4 h6 33. h4 1-0

[Event "Buenos Aires Duchamp Boca op 3rd"]
[Site "Buenos Aires"]
[Date "2013.06.20"]
[Round "1"]
[White "Pereyra, Hector"]
[Black "Ayala, Gustavo"]
[Result "1-0"]
[ECO "A56"]
[BlackElo "1972"]
[PlyCount "129"]
[EventDate "2013.06.20"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ARG"]
[SourceTitle "CBM 155 Extra"]
[Source "ChessBase"]
[SourceDate "2013.08.26"]
[SourceVersion "1"]
[SourceVersionDate "2013.08.26"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 c5 3. d5 d6 4. Nc3 e6 5. Bg5 exd5 6. Bxf6 Qxf6 7. Nxd5 Qd8 8. Nf3 g6 9. e3 Bg7 10. Qb3 Qa5+ 11. Nd2 Nc6 12. Be2 0-0 13. Rd1 Be6 14. 0-0 Rab8 15. Ne4 Qd8 16. Nxd6 Bxd5 17. Rxd5 Qf6 18. Ne4 Qxb2 19. Qxb2 Bxb2 20. Nxc5 Rfd8 21. Rb1 Bg7 22. Rxb7 Rxb7 23. Nxb7 Rb8 24. Rb5 a6 25. Rb3 Bf8 26. Na5 Rxb3 27. Nxb3 a5 28. Bf3 Ne5 29. Nxa5 Bb4 30. Nc6 Nxc6 31. Bxc6 Kf8 32. e4 Ke7 33. f3 Kd6 34. Bd5 f6 35. Kf2 Ke5 36. Bg8 h6 37. Ke2 g5 38. a4 Kd4 39. Bd5 Bd6 40. h3 Bc7 41. Kd2 Ba5+ 42. Ke2 Bc7 43. Kf2 Kc3 44. h4 Kb4 45. hxg5 hxg5 46. Ke3 Bb6+ 47. Kd3 Kxa4 48. Kc3 Bc5 49. Bc6+ Ka3 50. Bb5 Bg1 51. Kd3 Kb3 52. Ke2 Kc3 53. Kf1 Bc5 54. g3 Kd4 55. Ke2 Bd6 56. Kf2 Kc3 57. Kg2 Kd2 58. Kh3 Ke3 59. Kg4 Kd4 60. Kf5 Bxg3 61. Kxf6 Bf4 62. Ba6 Ke3 63. e5 Kxf3 64. e6 Bd6 65. Kxg5 1-0

