[Event "CRI-ch"]
[Site "San Jose"]
[Date "2010.08.09"]
[Round "13"]
[White "Alvarez Hernandez, David"]
[Black "Zhang, Juan"]
[Result "1-0"]
[ECO "B24"]
[WhiteElo "1954"]
[BlackElo "1811"]
[PlyCount "69"]
[EventDate "2010.07.26"]
[EventType "tourn"]
[EventRounds "13"]
[EventCountry "CRI"]
[SourceTitle "CBM 137 Extra"]
[Source "ChessBase"]
[SourceDate "2010.09.01"]
[SourceVersion "1"]
[SourceVersionDate "2010.09.01"]
[SourceQuality "1"]

1. e4 c5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. d3 Qa5 6. Nge2 d6 7. 0-0 Nd4 8. h3 e6 9. Be3 Ne7 10. Rb1 Nec6 11. a3 Bd7 12. Kh2 Rc8 13. b4 cxb4 14. axb4 Nxb4 15. Nxd4 Rxc3 16. Qd2 Nc6 17. Nb5 0-0 18. Nxc3 Bxc3 19. Qd1 b6 20. f4 Rc8 21. d4 Qa4 22. d5 Nb4 23. dxe6 Bxe6 24. Qxd6 Nxc2 25. Bg1 Bb4 26. Qe5 Bc3 27. Qg5 Bg7 28. f5 f6 29. Qd2 Bb3 30. Rf3 Bf7 31. Rc1 Bf8 32. fxg6 Bxg6 33. Rc3 Rxc3 34. Qxc3 Na3 35. Qxf6 1-0

[Event "CRI-ch"]
[Site "San Jose"]
[Date "2010.08.08"]
[Round "12"]
[White "Zhang, Juan"]
[Black "Gonzalez Acosta, Bernal Manuel"]
[Result "0-1"]
[ECO "B74"]
[WhiteElo "1811"]
[BlackElo "2423"]
[PlyCount "60"]
[EventDate "2010.07.26"]
[EventType "tourn"]
[EventRounds "13"]
[EventCountry "CRI"]
[SourceTitle "CBM 137 Extra"]
[Source "ChessBase"]
[SourceDate "2010.09.01"]
[SourceVersion "1"]
[SourceVersionDate "2010.09.01"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. Be2 g6 7. Be3 Bg7 8. 0-0 0-0 9. Nb3 a6 10. a4 Be6 11. f4 Rc8 12. Bf3 Nb4 13. Rf2 Nd7 14. Nd4 Bc4 15. Rc1 e5 16. fxe5 dxe5 17. Nb3 Qe7 18. Rd2 Rfd8 19. Bg4 Be6 20. Bxe6 fxe6 21. Qg4 Nf6 22. Qh4 Rxd2 23. Nxd2 Nc6 24. Nb3 Qe8 25. Rf1 Nh5 26. a5 Nd4 27. Rf2 h6 28. g4 Nf4 29. Nxd4 g5 30. Qg3 exd4 0-1

[Event "CRI-ch"]
[Site "San Jose"]
[Date "2010.08.07"]
[Round "11"]
[White "Duran Vega, Andres"]
[Black "Zhang, Juan"]
[Result "0-1"]
[ECO "D58"]
[WhiteElo "1993"]
[BlackElo "1811"]
[PlyCount "74"]
[EventDate "2010.07.26"]
[EventType "tourn"]
[EventRounds "13"]
[EventCountry "CRI"]
[SourceTitle "CBM 137 Extra"]
[Source "ChessBase"]
[SourceDate "2010.09.01"]
[SourceVersion "1"]
[SourceVersionDate "2010.09.01"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. Bg5 Be7 5. Nc3 Bb7 6. e3 0-0 7. Bd3 h6 8. Bh4 d5 9. 0-0 Nbd7 10. cxd5 exd5 11. Rc1 c5 12. dxc5 Nxc5 13. Bb1 Rc8 14. Nd4 Re8 15. Bf5 Ra8 16. b4 Nce4 17. Ncb5 Bd6 18. f3 Ng5 19. Nxd6 Qxd6 20. f4 Nge4 21. Nb5 Qxb4 22. Nc7 Nd6 23. Nxe8 Rxe8 24. Bxf6 Nxf5 25. Qg4 Qe4 26. Rfe1 Ba6 27. h3 Re6 28. Kf2 Rxf6 29. Qf3 Re6 30. Qxe4 dxe4 31. Rc7 Rd6 32. a3 Rd2+ 33. Kg1 Nh4 34. Rxa7 Rxg2+ 35. Kh1 Be2 36. Rg1 Rf2 37. Rg3 Nf3 0-1

[Event "CRI-ch"]
[Site "San Jose"]
[Date "2010.08.07"]
[Round "10"]
[White "Zhang, Juan"]
[Black "Duran Vega, Sergio"]
[Result "0-1"]
[ECO "B25"]
[WhiteElo "1811"]
[BlackElo "2156"]
[PlyCount "66"]
[EventDate "2010.07.26"]
[EventType "tourn"]
[EventRounds "13"]
[EventCountry "CRI"]
[SourceTitle "CBM 137 Extra"]
[Source "ChessBase"]
[SourceDate "2010.09.01"]
[SourceVersion "1"]
[SourceVersionDate "2010.09.01"]
[SourceQuality "1"]

1. e4 c5 2. Nc3 d6 3. g3 Nc6 4. Bg2 g6 5. d3 Bg7 6. f4 e5 7. Nf3 Nge7 8. 0-0 Nd4 9. Be3 0-0 10. Qd2 Bg4 11. Rf2 exf4 12. Bxf4 Bxf3 13. Bxf3 Nxf3+ 14. Rxf3 d5 15. Bg5 f6 16. Bh6 Bxh6 17. Qxh6 Qb6 18. Re1 c4+ 19. Kh1 cxd3 20. exd5 Rae8 21. Rxd3 Nf5 22. Qd2 Rxe1+ 23. Qxe1 Qxb2 24. d6 Qxc2 25. Rd1 Rd8 26. Rc1 Qd3 27. Qe6+ Kg7 28. Nd5 Rxd6 29. Rc7+ Kh6 30. Rxh7+ Kxh7 31. Nxf6+ Kg7 32. Ne8+ Kh6 33. Nxd6 Qf1# 0-1

[Event "CRI-ch"]
[Site "San Jose"]
[Date "2010.08.05"]
[Round "9"]
[White "Alfaro Rojas, Alfonso Jose"]
[Black "Zhang, Juan"]
[Result "1-0"]
[ECO "E32"]
[WhiteElo "2188"]
[BlackElo "1811"]
[PlyCount "47"]
[EventDate "2010.07.26"]
[EventType "tourn"]
[EventRounds "13"]
[EventCountry "CRI"]
[SourceTitle "CBM 137 Extra"]
[Source "ChessBase"]
[SourceDate "2010.09.01"]
[SourceVersion "1"]
[SourceVersionDate "2010.09.01"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 b6 5. Nf3 Bb7 6. a3 Bxc3+ 7. Qxc3 0-0 8. e3 Ne4 9. Qc2 d6 10. Be2 Nd7 11. 0-0 Qe7 12. b4 c5 13. Bb2 Rac8 14. Rfd1 Rfd8 15. Rac1 b5 16. cxb5 cxb4 17. Qa4 bxa3 18. Qxa3 Ng5 19. Nxg5 Qxg5 20. Bf1 Bf3 21. Rxc8 Rxc8 22. Rc1 Rxc1 23. Bxc1 h5 24. e4 1-0

[Event "CRI-ch"]
[Site "San Jose"]
[Date "2010.08.03"]
[Round "7"]
[White "Carvajal Gorgona, Jonathan G"]
[Black "Zhang, Juan"]
[Result "1-0"]
[ECO "B46"]
[WhiteElo "2186"]
[BlackElo "1811"]
[PlyCount "63"]
[EventDate "2010.07.26"]
[EventType "tourn"]
[EventRounds "13"]
[EventCountry "CRI"]
[SourceTitle "CBM 137 Extra"]
[Source "ChessBase"]
[SourceDate "2010.09.01"]
[SourceVersion "1"]
[SourceVersionDate "2010.09.01"]
[SourceQuality "1"]

1. e4 c5 2. Nc3 e6 3. Nf3 Nc6 4. d4 cxd4 5. Nxd4 a6 6. Be3 Nf6 7. f3 Bb4 8. a3 Be7 9. g4 h6 10. Nxc6 bxc6 11. e5 Nd5 12. Nxd5 Bh4+ 13. Bf2 Bxf2+ 14. Kxf2 cxd5 15. Qd4 Bb7 16. h4 Rc8 17. Bd3 Qc7 18. g5 hxg5 19. hxg5 Rxh1 20. Rxh1 Qc5 21. Ke3 d6 22. f4 Ke7 23. Rh7 Rg8 24. b4 Qxd4+ 25. Kxd4 Bc8 26. Rh1 Bb7 27. a4 Bc6 28. Bxa6 Bxa4 29. b5 Rb8 30. Rc1 Kd7 31. exd6 Rb6 32. Kc5 1-0

[Event "CRI-ch"]
[Site "San Jose"]
[Date "2010.08.01"]
[Round "6"]
[White "Zhang, Juan"]
[Black "Valdes Romero, Leonardo"]
[Result "0-1"]
[ECO "B08"]
[WhiteElo "1811"]
[BlackElo "2429"]
[PlyCount "92"]
[EventDate "2010.07.26"]
[EventType "tourn"]
[EventRounds "13"]
[EventCountry "CRI"]
[SourceTitle "CBM 137 Extra"]
[Source "ChessBase"]
[SourceDate "2010.09.01"]
[SourceVersion "1"]
[SourceVersionDate "2010.09.01"]
[SourceQuality "1"]

1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. h3 Bg7 5. Nf3 0-0 6. Be2 c6 7. a4 Qc7 8. 0-0 Nbd7 9. Be3 b6 10. Qd2 a6 11. Bh6 e5 12. dxe5 dxe5 13. Bxg7 Kxg7 14. Rfd1 Bb7 15. Qd6 Rac8 16. Rd2 Rfe8 17. Re1 Qxd6 18. Rxd6 Nc5 19. Bf1 b5 20. b4 Nxa4 21. Nxa4 bxa4 22. Bd3 Re7 23. Bc4 c5 24. bxc5 Rxc5 25. Bxa6 Bc6 26. Bd3 Rc7 27. Rd8 Ra7 28. Nd2 Nd7 29. Rc8 Kf6 30. Nc4 a3 31. Ra1 a2 32. f3 Bb5 33. Rxc5 Nxc5 34. Kf2 Nxd3+ 35. cxd3 Bxc4 36. dxc4 Ke6 37. Ke3 Kd6 38. Kd3 Kc5 39. Kc3 h5 40. h4 f5 41. Kb3 fxe4 42. fxe4 Ra6 43. Kb2 Kxc4 44. Rc1+ Kd4 45. Ka1 Kxe4 46. Re1+ Kf4 0-1

[Event "CRI-ch"]
[Site "San Jose"]
[Date "2010.07.31"]
[Round "5"]
[White "Zhang, Juan"]
[Black "Bermudez Vives, Sergio"]
[Result "0-1"]
[ECO "B25"]
[WhiteElo "1811"]
[BlackElo "2183"]
[PlyCount "76"]
[EventDate "2010.07.26"]
[EventType "tourn"]
[EventRounds "13"]
[EventCountry "CRI"]
[SourceTitle "CBM 137 Extra"]
[Source "ChessBase"]
[SourceDate "2010.09.01"]
[SourceVersion "1"]
[SourceVersionDate "2010.09.01"]
[SourceQuality "1"]

1. e4 c5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. d3 e5 6. f4 Nge7 7. Nf3 d6 8. h3 0-0 9. 0-0 Be6 10. Be3 Nd4 11. Qd2 Qd7 12. Kh2 Rad8 13. Rae1 b5 14. a3 a5 15. Ne2 b4 16. axb4 axb4 17. b3 Ra8 18. f5 gxf5 19. Nexd4 exd4 20. Bh6 f6 21. Nh4 Rae8 22. Bxg7 Kxg7 23. exf5 Bf7 24. g4 h6 25. Nf3 Nd5 26. Rg1 Ne3 27. Nh4 Qe7 28. Ng6 Bxg6 29. fxg6 Qe5+ 30. Kh1 Qg3 31. Ra1 Re7 32. Bf1 Nxf1 33. Raxf1 Qxh3+ 34. Qh2 Qxh2+ 35. Kxh2 Re2+ 36. Rg2 Rfe8 37. Rff2 Rxf2 38. Rxf2 Re3 0-1

[Event "CRI-ch"]
[Site "San Jose"]
[Date "2010.07.30"]
[Round "4"]
[White "Hernandez Basante, Francisco"]
[Black "Zhang, Juan"]
[Result "1-0"]
[ECO "B21"]
[WhiteElo "2215"]
[BlackElo "1811"]
[PlyCount "67"]
[EventDate "2010.07.26"]
[EventType "tourn"]
[EventRounds "13"]
[EventCountry "CRI"]
[SourceTitle "CBM 137 Extra"]
[Source "ChessBase"]
[SourceDate "2010.09.01"]
[SourceVersion "1"]
[SourceVersionDate "2010.09.01"]
[SourceQuality "1"]

1. e4 c5 2. d4 d5 3. exd5 Qxd5 4. Nf3 cxd4 5. Nc3 Qd8 6. Nxd4 a6 7. Bc4 Nf6 8. 0-0 e6 9. Be3 Be7 10. Qf3 0-0 11. Rfe1 Qc7 12. Bd3 Nc6 13. Nxc6 Qxc6 14. Qg3 Re8 15. Bd4 Rd8 16. Be4 Qc4 17. Be5 Nh5 18. Qf3 g6 19. Rad1 Rxd1 20. Rxd1 Qc5 21. Bxb7 Bxb7 22. Qxb7 Re8 23. Qd7 Kf8 24. Bd4 Qg5 25. Ne4 Qa5 26. Bc3 Qf5 27. Nd6 Bxd6 28. Qxd6+ Kg8 29. Qe7 Qb5 30. Rd8 Ng7 31. Qf6 e5 32. Rxe8+ Qxe8 33. Bxe5 Qf8 34. c4 1-0

[Event "CRI-ch"]
[Site "San Jose"]
[Date "2010.07.28"]
[Round "3"]
[White "Zhang, Juan"]
[Black "Maynard, Francis"]
[Result "0-1"]
[ECO "C45"]
[WhiteElo "1811"]
[BlackElo "2202"]
[PlyCount "138"]
[EventDate "2010.07.26"]
[EventType "tourn"]
[EventRounds "13"]
[EventCountry "CRI"]
[SourceTitle "CBM 137 Extra"]
[Source "ChessBase"]
[SourceDate "2010.09.01"]
[SourceVersion "1"]
[SourceVersionDate "2010.09.01"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Bc5 5. Be3 Qf6 6. c3 Nge7 7. Bc4 Ne5 8. Be2 Qg6 9. 0-0 d6 10. Kh1 0-0 11. Bh5 Qxe4 12. Nd2 Qd3 13. Be2 Qg6 14. Bh5 Qd3 15. Be2 Qg6 16. Bh5 Bg4 17. Bxg6 Bxd1 18. Bxh7+ Kxh7 19. Raxd1 Ng4 20. Bf4 Nd5 21. Bg3 Bxd4 22. cxd4 Rfe8 23. h3 Nh6 24. Rfe1 Nf5 25. Nf1 Re6 26. Rxe6 fxe6 27. a3 a5 28. f3 Ra6 29. Bf2 Rc6 30. g4 Nfe7 31. Kh2 Rb6 32. Rd2 Rb3 33. Kg3 Kg6 34. Be1 Kf7 35. Rc2 Nc6 36. Nd2 Rd3 37. Bf2 Nxd4 38. Bxd4 Rxd4 39. Ne4 e5 40. h4 b5 41. h5 Rc4 42. Rxc4 bxc4 43. g5 Nf4 44. Kg4 d5 45. Ng3 Ke6 46. h6 gxh6 47. gxh6 Kf6 48. h7 Kg7 49. Kf5 Nd3 50. Nh5+ Kh8 51. Nf6 d4 52. Kg6 Ne1 53. Ne4 Nxf3 54. Kf5 Kxh7 55. Kg4 Ne1 56. Nd2 c3 57. bxc3 dxc3 58. Nb3 a4 59. Nc1 e4 60. Ne2 c2 61. Kf4 Nd3+ 62. Kxe4 c1Q 63. Nxc1 Nxc1 64. Kd4 Kg6 65. Kc4 Kf5 66. Kb4 Ke4 67. Kxa4 Kd4 68. Kb5 c5 69. a4 Nb3 0-1

[Event "CRI-ch"]
[Site "San Jose"]
[Date "2010.07.27"]
[Round "2"]
[White "Murillo Tsijli, Alexis"]
[Black "Zhang, Juan"]
[Result "1/2-1/2"]
[ECO "A04"]
[WhiteElo "2286"]
[BlackElo "1811"]
[PlyCount "52"]
[EventDate "2010.07.26"]
[EventType "tourn"]
[EventRounds "13"]
[EventCountry "CRI"]
[SourceTitle "CBM 137 Extra"]
[Source "ChessBase"]
[SourceDate "2010.09.01"]
[SourceVersion "1"]
[SourceVersionDate "2010.09.01"]
[SourceQuality "1"]

1. Nf3 c5 2. g3 Nc6 3. Bg2 g6 4. d4 cxd4 5. Nxd4 Bg7 6. Nb3 Nf6 7. Nc3 0-0 8. 0-0 d6 9. h3 Be6 10. Be3 Rc8 11. Nd4 Bd7 12. Nxc6 bxc6 13. Qd2 Qc7 14. Bh6 Rb8 15. Bxg7 Kxg7 16. Nd1 c5 17. b3 Bc6 18. Bxc6 Qxc6 19. Ne3 Rfd8 20. c4 Qe4 21. Rad1 Rb4 22. Qc3 Kg8 23. a3 Rb7 24. b4 cxb4 25. axb4 Rc8 26. Qa3 Nd7 1/2-1/2

[Event "CRI-ch"]
[Site "San Jose"]
[Date "2010.07.26"]
[Round "1"]
[White "Zhang, Juan"]
[Black "Arias Santana, Mauricio"]
[Result "0-1"]
[ECO "B01"]
[WhiteElo "1811"]
[BlackElo "2345"]
[PlyCount "110"]
[EventDate "2010.07.26"]
[EventType "tourn"]
[EventRounds "13"]
[EventCountry "CRI"]
[SourceTitle "CBM 137 Extra"]
[Source "ChessBase"]
[SourceDate "2010.09.01"]
[SourceVersion "1"]
[SourceVersionDate "2010.09.01"]
[SourceQuality "1"]

1. e4 d5 2. exd5 Qxd5 3. Nc3 Qa5 4. d4 Nf6 5. Nf3 Bg4 6. h3 Bxf3 7. Qxf3 c6 8. Bd2 Nbd7 9. Ne4 Qb6 10. Nxf6+ Nxf6 11. Qb3 Qc7 12. Bc4 e6 13. 0-0 Bd6 14. Rfe1 0-0 15. Rad1 Rad8 16. Bg5 Be7 17. Bxf6 Bxf6 18. c3 Rd6 19. Be2 Rd5 20. Bf3 Rf5 21. Qc2 Rd8 22. Be4 Rh5 23. Rd3 g6 24. Bf3 Ra5 25. a3 h5 26. Rde3 h4 27. Re4 Kg7 28. Qc1 Bg5 29. Qc2 c5 30. dxc5 Rd2 31. Qb1 Rxc5 32. Rb4 b5 33. Rd1 Rxd1+ 34. Qxd1 a5 35. Rd4 Bf6 36. Rd7 Qf4 37. Qd6 Qc4 38. Ra7 Bg5 39. Qd7 e5 40. Be2 Qf4 41. Bxb5 e4 42. Qd4+ Re5 43. Bc4 Qc1+ 44. Bf1 Bf6 45. Qc4 Be7 46. Qd4 f6 47. Qd8 Kf7 48. Qb6 e3 49. fxe3 Rxe3 50. Qb3+ Kg7 51. Ra8 Re1 52. Qg8+ Kh6 53. Qh8+ Kg5 54. Rxa5+ f5 55. Rxf5+ Kxf5 0-1

