[Event "CRI-ch qual"]
[Site "San Jose"]
[Date "2005.06.25"]
[Round "9"]
[White "Barrios, Carlos"]
[Black "Granados, Carlos"]
[Result "0-1"]
[ECO "A12"]
[WhiteElo "2034"]
[BlackElo "2202"]
[PlyCount "102"]
[EventDate "2005.06.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "CRI"]
[SourceTitle "EXT 2006"]
[Source "ChessBase"]
[SourceDate "2005.11.24"]
[SourceVersion "1"]
[SourceVersionDate "2005.11.24"]
[SourceQuality "1"]

1. c4 c6 2. Nf3 Nf6 3. g3 d5 4. b3 Bg4 5. Bg2 e6 6. 0-0 Nbd7 7. Bb2 Be7 8. d3 0-0 9. Nbd2 Re8 10. Re1 a5 11. a3 Qb8 12. Qc2 b5 13. Nd4 Rc8 14. h3 Bh5 15. Rac1 Bc5 16. cxb5 cxb5 17. Qb1 Qb6 18. e3 Bg6 19. Bf1 Rab8 20. N4f3 Bd6 21. Rxc8+ Rxc8 22. Rc1 Qb8 23. Nh4 b4 24. a4 Be5 25. Nxg6 hxg6 26. Bxe5 Nxe5 27. d4 Ned7 28. Rxc8+ Qxc8 29. Qd3 Qc3 30. f3 e5 31. Kf2 g5 32. Be2 Kf8 33. Ke1 Qc1+ 34. Bd1 Qc7 35. Nf1 e4 36. Qc2 Qd6 37. f4 gxf4 38. gxf4 g6 39. Qc8+ Kg7 40. Bg4 Nxg4 41. hxg4 Nf6 42. Ng3 Nd7 43. Kf2 Qe7 44. Qc7 Qh4 45. Qxd7 Qh2+ 46. Kf1 Qxg3 47. Qxd5 Qf3+ 48. Kg1 Qxe3+ 49. Kh1 Qf3+ 50. Kh2 Qxf4+ 51. Kh1 e3 0-1

[Event "CRI-ch qual"]
[Site "San Jose"]
[Date "2005.06.22"]
[Round "8"]
[White "Aguilar Pina, Luis Gerardo"]
[Black "Barrios, Carlos"]
[Result "0-1"]
[ECO "B04"]
[WhiteElo "2010"]
[BlackElo "2034"]
[PlyCount "92"]
[EventDate "2005.06.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "CRI"]
[SourceTitle "EXT 2006"]
[Source "ChessBase"]
[SourceDate "2005.11.24"]
[SourceVersion "1"]
[SourceVersionDate "2005.11.24"]
[SourceQuality "1"]

1. e4 Nf6 2. e5 Nd5 3. d4 d6 4. c4 Nb6 5. exd6 cxd6 6. Nc3 g6 7. Nf3 Bg7 8. Bd3 Bg4 9. h3 Bxf3 10. Qxf3 Nc6 11. d5 Ne5 12. Qe2 Rc8 13. Be3 Nxd3+ 14. Qxd3 Nxc4 15. Bd4 Bxd4 16. Qxd4 0-0 17. 0-0 Qb6 18. Qh4 Qxb2 19. Ne4 Rc7 20. Rab1 Qg7 21. Kh1 h6 22. f4 f5 23. Ng3 Ne3 24. Rfc1 Rxc1+ 25. Rxc1 Nxd5 26. Re1 Rc8 27. Ne2 e5 28. Rd1 Nxf4 29. Nxf4 exf4 30. Rxd6 f3 31. Rd8+ Rxd8 32. Qxd8+ Kh7 33. gxf3 Qa1+ 34. Kg2 Qxa2+ 35. Kg3 Qf7 36. Qa8 Qc7+ 37. Kf2 b5 38. Qd5 b4 39. h4 h5 40. Ke3 a5 41. Qb5 Qc3+ 42. Kf4 b3 43. Kg5 b2 44. Qb6 Qg7 45. Qb5 Qe7+ 46. Kf4 Qb4+ 0-1

[Event "CRI-ch qual"]
[Site "San Jose"]
[Date "2005.06.21"]
[Round "7"]
[White "Barrios, Carlos"]
[Black "Carvajal Gorgona, Jonathan G"]
[Result "1/2-1/2"]
[ECO "A16"]
[WhiteElo "2034"]
[BlackElo "2123"]
[PlyCount "54"]
[EventDate "2005.06.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "CRI"]
[SourceTitle "EXT 2006"]
[Source "ChessBase"]
[SourceDate "2005.11.24"]
[SourceVersion "1"]
[SourceVersionDate "2005.11.24"]
[SourceQuality "1"]

1. c4 Nf6 2. Nc3 d5 3. cxd5 Nxd5 4. Nf3 g6 5. Qa4+ Bd7 6. Qh4 Nxc3 7. dxc3 Nc6 8. Qg3 f6 9. e4 e5 10. h4 Qe7 11. h5 g5 12. Be2 Nd8 13. Nh2 Ne6 14. Ng4 Nf4 15. Qf3 f5 16. exf5 Bc6 17. Bb5 Bxb5 18. Qxb7 c6 19. Qxa8+ Kf7 20. Be3 Nxg2+ 21. Kd2 Nxe3 22. Kxe3 Qc7 23. Ke4 h6 24. Rhd1 Bg7 25. Nxh6+ Rxh6 26. Qd8 Qxd8 27. Rxd8 Rxh5 1/2-1/2

[Event "CRI-ch qual"]
[Site "San Jose"]
[Date "2005.06.20"]
[Round "6"]
[White "Solis Gaitan, Efren"]
[Black "Barrios, Carlos"]
[Result "1-0"]
[ECO "D63"]
[WhiteElo "2127"]
[BlackElo "2034"]
[PlyCount "101"]
[EventDate "2005.06.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "CRI"]
[SourceTitle "EXT 2006"]
[Source "ChessBase"]
[SourceDate "2005.11.24"]
[SourceVersion "1"]
[SourceVersionDate "2005.11.24"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Bg5 c6 5. e3 Nbd7 6. a3 Be7 7. Nf3 0-0 8. Rc1 Ne4 9. Bf4 Nxc3 10. Rxc3 dxc4 11. Bxc4 Nb6 12. Ba2 Nd5 13. Bxd5 exd5 14. 0-0 Bg4 15. h3 Bh5 16. g4 Bg6 17. Qb3 Qb6 18. Ne5 Rfd8 19. Bg3 Bd6 20. Nxg6 hxg6 21. Kg2 Rd7 22. Qc2 Bf8 23. h4 Re8 24. Rh1 Qd8 25. h5 g5 26. Be5 f6 27. Bg3 Qe7 28. f3 Qf7 29. Bf2 Re6 30. Rh3 Rde7 31. Qf5 Re8 32. f4 gxf4 33. exf4 Re4 34. Rcf3 R8e7 35. Rh4 a6 36. Qg6 Re2 37. b4 Qe6 38. h6 Qe4 39. Qxe4 R7xe4 40. hxg7 Bxg7 41. Kf1 Ra2 42. Rh5 Ree2 43. f5 Kf7 44. g5 fxg5 45. Rxg5 Re4 46. f6 Bh6 47. Rh5 Ra1+ 48. Kg2 Rg4+ 49. Bg3 Kg6 50. Rxh6+ Kxh6 51. f7 1-0

[Event "CRI-ch qual"]
[Site "San Jose"]
[Date "2005.06.16"]
[Round "5"]
[White "Leandro Perez, Jhonny"]
[Black "Barrios, Carlos"]
[Result "0-1"]
[ECO "C24"]
[WhiteElo "2107"]
[BlackElo "2034"]
[PlyCount "96"]
[EventDate "2005.06.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "CRI"]
[SourceTitle "EXT 2006"]
[Source "ChessBase"]
[SourceDate "2005.11.24"]
[SourceVersion "1"]
[SourceVersionDate "2005.11.24"]
[SourceQuality "1"]

1. e4 e5 2. Bc4 Nf6 3. d3 c6 4. Nf3 d5 5. Bb3 Bd6 6. Nc3 d4 7. Ne2 c5 8. h3 h6 9. g4 Nh7 10. Ng3 Nc6 11. Nf5 Bf8 12. c3 Ng5 13. Bxg5 hxg5 14. Ba4 g6 15. Ng3 f6 16. Bxc6+ bxc6 17. c4 Rb8 18. Qc2 Bd6 19. Nd2 Qb6 20. b3 Bc7 21. f3 Qb7 22. Kf2 Ba5 23. Rag1 Qb4 24. Nb1 Rh4 25. Ne2 Be6 26. Qc1 Kd7 27. Na3 Bc7 28. Nc2 Qb7 29. Qa3 a5 30. Rb1 Qb6 31. Kg2 Rbh8 32. Rbf1 Qa7 33. Rb1 Ra8 34. Qa4 Qb8 35. Rbf1 Qh8 36. Na3 Rb8 37. Nc2 f5 38. exf5 gxf5 39. Ng3 Rf8 40. Ne1 fxg4 41. hxg4 e4 42. Nh5 exf3+ 43. Nxf3 Rxh1 44. Rxh1 Bxg4 45. Nd2 Bxh5 46. Qa3 Qe5 47. Rxh5 Qe2+ 48. Kg1 Qxh5 0-1

[Event "CRI-ch qual"]
[Site "San Jose"]
[Date "2005.06.15"]
[Round "4"]
[White "Barrios, Carlos"]
[Black "Rodriguez, Adrian"]
[Result "1/2-1/2"]
[ECO "A24"]
[WhiteElo "2034"]
[BlackElo "2113"]
[PlyCount "75"]
[EventDate "2005.06.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "CRI"]
[SourceTitle "EXT 2006"]
[Source "ChessBase"]
[SourceDate "2005.11.24"]
[SourceVersion "1"]
[SourceVersionDate "2005.11.24"]
[SourceQuality "1"]

1. c4 Nf6 2. Nc3 d6 3. g3 g6 4. Bg2 Bg7 5. e4 e5 6. Nge2 0-0 7. 0-0 Be6 8. d3 Qc8 9. Nd5 Nxd5 10. cxd5 Bh3 11. Qb3 Bxg2 12. Kxg2 c6 13. dxc6 bxc6 14. Bg5 Qd7 15. Rac1 Kh8 16. f3 h5 17. Qa4 Kh7 18. Rfd1 Qb7 19. b4 f5 20. a3 Bh6 21. Bxh6 Kxh6 22. Rc3 Qb6 23. Qc2 a5 24. Qd2+ Kg7 25. Rc2 Ra7 26. Rb2 axb4 27. Rxb4 Qc7 28. Qc3 c5 29. Rc1 Nc6 30. Rb2 Qf7 31. Rf1 fxe4 32. dxe4 Nd4 33. Ng1 Rfa8 34. Ra1 Ra4 35. Nh3 Qa7 36. f4 Qa5 37. Rb7+ Kg8 38. Qb2 1/2-1/2

[Event "CRI-ch qual"]
[Site "San Jose"]
[Date "2005.06.13"]
[Round "3"]
[White "Barrios, Carlos"]
[Black "Gonzalez Acosta, Jaime Roy"]
[Result "1/2-1/2"]
[ECO "A36"]
[WhiteElo "2034"]
[BlackElo "2099"]
[PlyCount "56"]
[EventDate "2005.06.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "CRI"]
[SourceTitle "EXT 2006"]
[Source "ChessBase"]
[SourceDate "2005.11.24"]
[SourceVersion "1"]
[SourceVersionDate "2005.11.24"]
[SourceQuality "1"]

1. c4 c5 2. Nc3 g6 3. g3 Bg7 4. Bg2 Nc6 5. e4 d6 6. Nge2 e6 7. d3 Nge7 8. 0-0 0-0 9. Rb1 b6 10. a3 Bb7 11. Be3 Nd4 12. b4 Qd7 13. f4 Rab8 14. Bf2 Nec6 15. b5 Nxe2+ 16. Nxe2 Nd4 17. Nxd4 cxd4 18. Qb3 e5 19. Be1 Kh8 20. f5 f6 21. Bd2 Qf7 22. fxg6 hxg6 23. Qd1 Bc8 24. Bb4 Qe6 25. Bd2 Kh7 26. Rf2 Bh6 27. Bxh6 Kxh6 28. Qd2+ Kg7 1/2-1/2

[Event "CRI-ch qual"]
[Site "San Jose"]
[Date "2005.06.12"]
[Round "2"]
[White "Ottosen, David"]
[Black "Barrios, Carlos"]
[Result "1/2-1/2"]
[ECO "C42"]
[WhiteElo "2113"]
[BlackElo "2034"]
[PlyCount "32"]
[EventDate "2005.06.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "CRI"]
[SourceTitle "EXT 2006"]
[Source "ChessBase"]
[SourceDate "2005.11.24"]
[SourceVersion "1"]
[SourceVersionDate "2005.11.24"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nf6 3. Nxe5 d6 4. Nf3 Nxe4 5. Nc3 Nxc3 6. dxc3 Nc6 7. Be3 Be7 8. Qd2 Bf5 9. 0-0-0 0-0 10. Qd5 Qd7 11. Bd3 Bxd3 12. Rxd3 Qe6 13. Re1 Qxd5 14. Rxd5 Rfe8 15. Bf4 Bf6 16. Rdd1 h6 1/2-1/2

[Event "CRI-ch qual"]
[Site "San Jose"]
[Date "2005.06.11"]
[Round "1"]
[White "Barrios, Carlos"]
[Black "Trejos Perez, Jose Enrique"]
[Result "1-0"]
[ECO "A36"]
[WhiteElo "2034"]
[BlackElo "2203"]
[PlyCount "75"]
[EventDate "2005.06.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "CRI"]
[SourceTitle "EXT 2006"]
[Source "ChessBase"]
[SourceDate "2005.11.24"]
[SourceVersion "1"]
[SourceVersionDate "2005.11.24"]
[SourceQuality "1"]

1. c4 c5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. e4 Nf6 6. Nge2 0-0 7. 0-0 Rb8 8. d3 a6 9. Be3 d6 10. h3 b5 11. Qd2 Ne8 12. cxb5 axb5 13. d4 c4 14. f4 e6 15. d5 Ne7 16. a4 b4 17. Nb5 exd5 18. exd5 Qa5 19. Bd4 Bh6 20. g4 Bd7 21. Qe3 Qd8 22. Rac1 Bxb5 23. axb5 Rxb5 24. Rxc4 Nc7 25. Qd2 Ncxd5 26. g5 Bg7 27. Bxg7 Kxg7 28. Rd4 Qb6 29. Kh2 Re8 30. Ng3 Nc7 31. Rxd6 Qb8 32. Qd4+ Kg8 33. h4 Nc8 34. Rd8 Rb6 35. Qd7 Rbe6 36. Rc1 R6e7 37. Rxe8+ Nxe8 38. Rxc8 1-0

[Event "CRI-ch"]
[Site "San Jose"]
[Date "2001.06.29"]
[Round "4"]
[White "Ugalde Garcia, Ronald"]
[Black "Barrios, Carlos"]
[Result "1-0"]
[ECO "E69"]
[WhiteElo "2167"]
[BlackElo "2188"]
[PlyCount "67"]
[EventDate "2001.05.26"]
[EventType "swiss"]
[EventRounds "13"]
[EventCountry "CRI"]
[SourceTitle "CBM 082 Extra"]
[Source "ChessBase"]
[SourceDate "2001.07.03"]
[SourceVersion "1"]
[SourceVersionDate "2001.07.03"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. g3 Bg7 4. Bg2 0-0 5. Nf3 d6 6. 0-0 Nbd7 7. Nc3 e5 8. e4 c6 9. h3 Re8 10. d5 cxd5 11. cxd5 Nc5 12. Qc2 a5 13. Be3 b6 14. Rfc1 Bd7 15. Bf1 Rf8 16. Nd2 Nh5 17. Nc4 Be8 18. a4 f5 19. Bxc5 bxc5 20. Bd3 f4 21. g4 f3 22. gxh5 Qg5+ 23. Kf1 Qg2+ 24. Ke1 Qg1+ 25. Bf1 Bh6 26. Rd1 Bd7 27. Qd3 Rab8 28. Nb5 Bxb5 29. axb5 Rxb5 30. Rxa5 Rb4 31. Rda1 Qg5 32. Ra8 Rxc4 33. Rxf8+ Kxf8 34. Qxf3+ 1-0

[Event "CRI-ch"]
[Site "San Jose"]
[Date "2001.06.28"]
[Round "3"]
[White "Barrios, Carlos"]
[Black "Alfaro Murillo, Carlos Andres"]
[Result "1-0"]
[ECO "A16"]
[WhiteElo "2188"]
[PlyCount "39"]
[EventDate "2001.05.26"]
[EventType "swiss"]
[EventRounds "13"]
[EventCountry "CRI"]
[SourceTitle "CBM 082 Extra"]
[Source "ChessBase"]
[SourceDate "2001.07.03"]
[SourceVersion "1"]
[SourceVersionDate "2001.07.03"]
[SourceQuality "1"]

1. c4 Nf6 2. Nc3 d5 3. cxd5 Nxd5 4. Nf3 g6 5. Qa4+ Bd7 6. Qh4 Nxc3 7. bxc3 Bg7 8. Ba3 Nc6 9. e3 e5 10. Qg3 e4 11. Nd4 Bf6 12. Be2 Nxd4 13. exd4 Bc6 14. Rb1 Bg7 15. Bc4 Rc8 16. 0-0 Bd5 17. Bb5+ c6 18. Ba4 Qd7 19. d3 f5 20. c4 1-0

[Event "CRI-ch"]
[Site "San Jose"]
[Date "2001.06.27"]
[Round "2"]
[White "Leandro Perez, Jhonny"]
[Black "Barrios, Carlos"]
[Result "1/2-1/2"]
[ECO "C22"]
[WhiteElo "2113"]
[BlackElo "2188"]
[PlyCount "69"]
[EventDate "2001.05.26"]
[EventType "swiss"]
[EventRounds "13"]
[EventCountry "CRI"]
[SourceTitle "CBM 082 Extra"]
[Source "ChessBase"]
[SourceDate "2001.07.03"]
[SourceVersion "1"]
[SourceVersionDate "2001.07.03"]
[SourceQuality "1"]

1. e4 e5 2. d4 exd4 3. Qxd4 Nc6 4. Qe3 Nf6 5. Nc3 Bb4 6. Bd2 0-0 7. 0-0-0 Re8 8. Bc4 Na5 9. Be2 d6 10. a3 Bc5 11. Qg3 Nc6 12. Nh3 Ne5 13. f4 Ned7 14. e5 dxe5 15. fxe5 Rxe5 16. Bh6 Qf8 17. Rhf1 Nh5 18. Qh4 Qe7 19. Bg5 Be3+ 20. Kb1 Bxg5 21. Qxh5 Bd2 22. Rxd2 Rxh5 23. Bxh5 g6 24. Nd5 Qe5 25. Bf3 c6 26. Re2 Qd6 27. Re8+ Kg7 28. Ne7 Nf8 29. Ng5 Bd7 30. Rxa8 Qxe7 31. Nxf7 Qxf7 32. Be2 Qe7 33. Raxf8 Qxf8 34. Rxf8 Kxf8 35. Bf3 1/2-1/2

[Event "CRI-ch"]
[Site "San Jose"]
[Date "2001.06.26"]
[Round "1"]
[White "Barrios, Carlos"]
[Black "Granados, Carlos"]
[Result "0-1"]
[ECO "A36"]
[WhiteElo "2188"]
[BlackElo "2239"]
[PlyCount "68"]
[EventDate "2001.05.26"]
[EventType "swiss"]
[EventRounds "13"]
[EventCountry "CRI"]
[SourceTitle "CBM 082 Extra"]
[Source "ChessBase"]
[SourceDate "2001.07.03"]
[SourceVersion "1"]
[SourceVersionDate "2001.07.03"]
[SourceQuality "1"]

1. c4 Nf6 2. Nc3 c5 3. e4 d6 4. Nge2 g6 5. g3 Bg7 6. Bg2 0-0 7. 0-0 Nc6 8. d3 a6 9. h3 Rb8 10. b3 b5 11. Bb2 e6 12. Qd2 Qb6 13. Kh2 h5 14. Rae1 Qc7 15. Nd1 bxc4 16. dxc4 Bb7 17. Ne3 Nb4 18. Nc3 Rbd8 19. Rd1 h4 20. Qe2 Nc6 21. Nc2 Ba8 22. Rfe1 Nh5 23. Qg4 Ne5 24. Qe2 Nc6 25. Qg4 Ne5 26. Qe2 Qe7 27. g4 Nf4 28. Qf1 Qf6 29. Kh1 Nxg2 30. Qxg2 Qf4 31. Ne3 Nf3 32. Re2 Bxc3 33. Bxc3 Bxe4 34. Nf1 Ba8 0-1

[Event "CRI-ch"]
[Site "San Jose"]
[Date "2001.06.16"]
[Round "13"]
[White "Cersosimo Bolanos, Francisco"]
[Black "Barrios, Carlos"]
[Result "0-1"]
[ECO "B20"]
[WhiteElo "2172"]
[BlackElo "2188"]
[PlyCount "86"]
[EventDate "2001.05.26"]
[EventType "swiss"]
[EventRounds "13"]
[EventCountry "CRI"]
[SourceTitle "CBM 082 Extra"]
[Source "ChessBase"]
[SourceDate "2001.07.03"]
[SourceVersion "1"]
[SourceVersionDate "2001.07.03"]
[SourceQuality "1"]

1. c4 c5 2. Nc3 Nc6 3. e4 g6 4. f4 Bg7 5. Nf3 d6 6. Bd3 e6 7. 0-0 Nge7 8. Qe1 0-0 9. h3 a6 10. g4 f5 11. exf5 exf5 12. g5 Rb8 13. a4 b6 14. Ra3 Nd4 15. Ne2 Nxf3+ 16. Rxf3 Bb7 17. Rg3 d5 18. Nc3 d4 19. Nd1 Nc8 20. Bf1 Nd6 21. d3 Re8 22. Qf2 Qe7 23. Bd2 b5 24. b3 bxc4 25. bxc4 Bc6 26. Ra1 Rb3 27. Bc1 Qb7 28. Ba3 Nxc4 29. dxc4 d3 30. Bxc5 Bxa1 31. Rxd3 Rxd3 32. Bxd3 Qb3 33. Qc2 Bxa4 34. Qxb3 Bxb3 35. Ne3 a5 36. Kf2 a4 37. Nd5 Bb2 38. Nf6+ Bxf6 39. gxf6 Rc8 40. Ba3 Bxc4 41. Ke3 Bxd3 42. Kxd3 Rb8 43. Kc2 Rb3 0-1

[Event "CRI-ch"]
[Site "San Jose"]
[Date "2001.06.15"]
[Round "12"]
[White "Barrios, Carlos"]
[Black "Alvarado, Dizan Ernesto"]
[Result "1-0"]
[ECO "A10"]
[WhiteElo "2188"]
[BlackElo "2095"]
[PlyCount "53"]
[EventDate "2001.05.26"]
[EventType "swiss"]
[EventRounds "13"]
[EventCountry "CRI"]
[SourceTitle "CBM 082 Extra"]
[Source "ChessBase"]
[SourceDate "2001.07.03"]
[SourceVersion "1"]
[SourceVersionDate "2001.07.03"]
[SourceQuality "1"]

1. c4 e6 2. Nf3 f5 3. g3 Nf6 4. Bg2 c6 5. b3 d5 6. Bb2 Bd6 7. d3 Nbd7 8. Nbd2 e5 9. cxd5 cxd5 10. Nh4 g6 11. 0-0 0-0 12. e4 fxe4 13. dxe4 d4 14. f4 exf4 15. gxf4 Nh5 16. Nc4 Bc5 17. Nf5 Rxf5 18. exf5 Ndf6 19. b4 Bf8 20. fxg6 hxg6 21. Qxd4 Qxd4+ 22. Bxd4 Be6 23. Ne5 Kh7 24. Rac1 Bxb4 25. Rc7+ Kg8 26. Bxb7 Rd8 27. Nc6 1-0

[Event "CRI-ch"]
[Site "San Jose"]
[Date "2001.06.14"]
[Round "11"]
[White "Barrios, Carlos"]
[Black "Carvajal Gorgona, Jonathan G"]
[Result "1-0"]
[ECO "A25"]
[WhiteElo "2188"]
[PlyCount "51"]
[EventDate "2001.05.26"]
[EventType "swiss"]
[EventRounds "13"]
[EventCountry "CRI"]
[SourceTitle "CBM 082 Extra"]
[Source "ChessBase"]
[SourceDate "2001.07.03"]
[SourceVersion "1"]
[SourceVersionDate "2001.07.03"]
[SourceQuality "1"]

1. c4 e5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. e3 d6 6. Nge2 f5 7. d4 e4 8. f3 exf3 9. Bxf3 Nf6 10. Nf4 0-0 11. 0-0 Re8 12. Rb1 g5 13. Nfd5 g4 14. Nxf6+ Bxf6 15. Bd5+ Kg7 16. b4 h5 17. Ne2 Ne7 18. Bg2 Ng6 19. Qd3 h4 20. e4 hxg3 21. hxg3 fxe4 22. Bxe4 Qe7 23. Nc3 c5 24. Bxg6 Bxd4+ 25. Kg2 b5 26. Rf7+ 1-0

[Event "CRI-ch"]
[Site "San Jose"]
[Date "2001.06.13"]
[Round "10"]
[White "Trejos Perez, Jose Enrique"]
[Black "Barrios, Carlos"]
[Result "1-0"]
[ECO "C54"]
[WhiteElo "2200"]
[BlackElo "2188"]
[PlyCount "59"]
[EventDate "2001.05.26"]
[EventType "swiss"]
[EventRounds "13"]
[EventCountry "CRI"]
[SourceTitle "CBM 082 Extra"]
[Source "ChessBase"]
[SourceDate "2001.07.03"]
[SourceVersion "1"]
[SourceVersionDate "2001.07.03"]
[SourceQuality "1"]

1. e4 e5 2. Bc4 Nf6 3. d3 Bc5 4. Nf3 Nc6 5. c3 Qe7 6. h3 d6 7. a4 a5 8. Bg5 h6 9. Bh4 Nd8 10. Qd2 Be6 11. Na3 Bxa3 12. Bxe6 Nxe6 13. Rxa3 g5 14. Bg3 c6 15. h4 g4 16. Nh2 h5 17. Nf1 b5 18. Ne3 Nc5 19. axb5 cxb5 20. b4 Nb7 21. Nf5 Qd8 22. Qa2 a4 23. 0-0 Qd7 24. Qc2 Rc8 25. Rd1 Ng8 26. d4 f6 27. dxe5 fxe5 28. Bxe5 Rh7 29. Bxd6 Qe6 30. e5 1-0

[Event "CRI-ch"]
[Site "San Jose"]
[Date "2001.06.05"]
[Round "9"]
[White "Barrios, Carlos"]
[Black "Rodriguez Chaverri, David"]
[Result "0-1"]
[ECO "A36"]
[WhiteElo "2188"]
[PlyCount "102"]
[EventDate "2001.05.26"]
[EventType "swiss"]
[EventRounds "13"]
[EventCountry "CRI"]
[SourceTitle "CBM 082 Extra"]
[Source "ChessBase"]
[SourceDate "2001.07.03"]
[SourceVersion "1"]
[SourceVersionDate "2001.07.03"]
[SourceQuality "1"]

1. c4 c5 2. Nc3 Nf6 3. e4 Nc6 4. g3 g6 5. Bg2 Bg7 6. Nge2 0-0 7. 0-0 Rb8 8. d3 d6 9. h3 a6 10. a4 Nd7 11. Be3 Nd4 12. Rb1 Qa5 13. Nd5 Nxe2+ 14. Qxe2 e6 15. Ne7+ Kh8 16. b3 Qc7 17. f4 f5 18. exf5 gxf5 19. g4 Rf7 20. Nxc8 Rxc8 21. g5 Re8 22. Qh5 Nf8 23. Rbe1 Rfe7 24. Bc1 Ng6 25. Re2 Qb6 26. Bb2 Qxb3 27. Bf6 Rf7 28. Bd5 Bxf6 29. gxf6 Rxf6 30. Qg5 Kg7 31. Re3 Qxa4 32. Bxb7 Rf7 33. Qg2 d5 34. Qb2+ d4 35. Bg2 Kf8 36. Re2 Qb4 37. Qa1 Qb6 38. Ra2 Ra7 39. Qe1 Qd6 40. Qg3 e5 41. fxe5 Qxe5 42. Rxf5+ Qxf5 43. Rf2 Qxf2+ 44. Qxf2+ Rf7 45. Qa2 Nf4 46. Qxa6 Re1+ 47. Kh2 Re2 48. Qc8+ Kg7 49. Qg4+ Kh6 50. Qh4+ Nh5 51. Kh1 Rff2 0-1

[Event "CRI-ch"]
[Site "San Jose"]
[Date "2001.06.04"]
[Round "8"]
[White "Valverde Fuentes, Ronald"]
[Black "Barrios, Carlos"]
[Result "0-1"]
[ECO "C42"]
[BlackElo "2188"]
[PlyCount "60"]
[EventDate "2001.05.26"]
[EventType "swiss"]
[EventRounds "13"]
[EventCountry "CRI"]
[SourceTitle "CBM 082 Extra"]
[Source "ChessBase"]
[SourceDate "2001.07.03"]
[SourceVersion "1"]
[SourceVersionDate "2001.07.03"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nf6 3. Nxe5 d6 4. Nxf7 Kxf7 5. d4 c5 6. Bc4+ d5 7. exd5 Bd6 8. 0-0 cxd4 9. Qxd4 Bf5 10. Nc3 a6 11. Bf4 Qc7 12. Rfe1 Rc8 13. Bb3 Kf8 14. Re5 Bxe5 15. Bxe5 Qf7 16. Qf4 Qg6 17. d6 Nbd7 18. Bxf6 gxf6 19. Nd5 Be4 20. Ne3 Re8 21. f3 Bc6 22. h4 Re5 23. Re1 Rae8 24. Kf2 Nc5 25. d7 Nxd7 26. h5 Qxh5 27. Qc4 Bd5 28. Nxd5 Rxe1 29. Qb4+ Kg7 30. Nf4 Qh4+ 0-1

[Event "CRI-ch"]
[Site "San Jose"]
[Date "2001.06.03"]
[Round "7"]
[White "Barrios, Carlos"]
[Black "Rodriguez, Adrian"]
[Result "1/2-1/2"]
[ECO "A24"]
[WhiteElo "2188"]
[BlackElo "2187"]
[PlyCount "79"]
[EventDate "2001.05.26"]
[EventType "swiss"]
[EventRounds "13"]
[EventCountry "CRI"]
[SourceTitle "CBM 082 Extra"]
[Source "ChessBase"]
[SourceDate "2001.07.03"]
[SourceVersion "1"]
[SourceVersionDate "2001.07.03"]
[SourceQuality "1"]

1. c4 Nf6 2. Nc3 g6 3. g3 d6 4. Bg2 Bg7 5. e4 e5 6. Nge2 0-0 7. 0-0 c6 8. d3 Nbd7 9. h3 a6 10. a4 a5 11. Be3 Nc5 12. f4 exf4 13. gxf4 Nh5 14. d4 Na6 15. f5 Kh8 16. Qd2 Nb4 17. Rf2 gxf5 18. exf5 d5 19. cxd5 cxd5 20. Raf1 Bf6 21. Nf4 Nxf4 22. Bxf4 b6 23. Be5 Rg8 24. Kh1 Ba6 25. Nb5 Bxb5 26. axb5 Bg7 27. f6 Bf8 28. Rc1 Bd6 29. Rf5 Qd7 30. Rh5 Rg6 31. Qf4 Bxe5 32. dxe5 Qe8 33. Qh4 Qg8 34. Bf3 Re8 35. Bg4 Nd3 36. Rd1 Nf4 37. Rf5 Ne6 38. Rxd5 Rc8 39. Rd1 Ng5 40. Rd3 1/2-1/2

[Event "CRI-ch"]
[Site "San Jose"]
[Date "2001.06.02"]
[Round "6"]
[White "Ramirez Alvarez, Alejandro"]
[Black "Barrios, Carlos"]
[Result "1-0"]
[ECO "A49"]
[BlackElo "2188"]
[PlyCount "121"]
[EventDate "2001.05.26"]
[EventType "swiss"]
[EventRounds "13"]
[EventCountry "CRI"]
[SourceTitle "CBM 082 Extra"]
[Source "ChessBase"]
[SourceDate "2001.07.03"]
[SourceVersion "1"]
[SourceVersionDate "2001.07.03"]
[SourceQuality "1"]

1. Nf3 Nf6 2. g3 g6 3. Bg2 Bg7 4. 0-0 d6 5. d4 0-0 6. c3 c5 7. Re1 Nfd7 8. e4 Nc6 9. Na3 Rb8 10. Be3 b5 11. Rc1 Qa5 12. Nd2 c4 13. f4 e5 14. fxe5 dxe5 15. d5 Nd8 16. g4 Nb7 17. Rf1 h6 18. Rb1 Nd6 19. Nc2 Qc7 20. Nb4 Nf6 21. h3 Nfe8 22. a4 Ra8 23. Ra1 Bb7 24. Qe2 a5 25. Nc2 Ba6 26. g5 hxg5 27. Bxg5 b4 28. Kh1 b3 29. Ne3 f6 30. Bh4 Bh6 31. Bg3 Kg7 32. Ng4 Bg5 33. Nf3 Nf7 34. Nxg5 Nxg5 35. Qe3 Nf7 36. Qf2 Qd6 37. Bh4 g5 38. Bg3 Bc8 39. Ne3 Rh8 40. Kg1 Nh6 41. Nxc4 Qc7 42. Ne3 Ra6 43. Rfd1 Nf7 44. Ng4 Bd7 45. Qe2 Rb6 46. Bf2 Rb7 47. Be3 Nfd6 48. Nf2 Qc8 49. Bf1 Kg8 50. Qf3 Rh4 51. Qg2 Ng7 52. Ba6 Nc4 53. Bxb7 Qxb7 54. Bc1 Qc8 55. Rd3 Kf7 56. Rf3 g4 57. hxg4 Bxg4 58. Rg3 f5 59. exf5 Nxf5 60. Rxg4 Rh8 61. Ne4 1-0

[Event "CRI-ch"]
[Site "San Jose"]
[Date "2001.06.01"]
[Round "5"]
[White "Barrios, Carlos"]
[Black "Gutierrez, Gilberth"]
[Result "1-0"]
[ECO "A26"]
[WhiteElo "2188"]
[PlyCount "47"]
[EventDate "2001.05.26"]
[EventType "swiss"]
[EventRounds "13"]
[EventCountry "CRI"]
[SourceTitle "CBM 082 Extra"]
[Source "ChessBase"]
[SourceDate "2001.07.03"]
[SourceVersion "1"]
[SourceVersionDate "2001.07.03"]
[SourceQuality "1"]

1. c4 Nf6 2. Nc3 g6 3. g3 Bg7 4. Bg2 0-0 5. e4 d6 6. Nge2 Nc6 7. h3 e5 8. d3 Be6 9. 0-0 Qd7 10. Kh2 Nh5 11. Be3 Nd4 12. f4 f5 13. Qd2 Rae8 14. Rac1 h6 15. fxe5 dxe5 16. Bxh6 f4 17. Bxg7 f3 18. Nxd4 exd4 19. Bxf8 dxc3 20. Qh6 fxg2 21. Qxg6+ Ng7 22. Bxg7 gxf1N+ 23. Rxf1 Qxg7 24. Qxe8+ 1-0

[Event "CUB-ch U20 sf"]
[Site "Cuba"]
[Date "2000.??.??"]
[Round "5"]
[White "Barrios, Carlos"]
[Black "Borges del Pino, Oliver"]
[Result "0-1"]
[ECO "B65"]
[WhiteElo "2176"]
[BlackElo "2119"]
[PlyCount "92"]
[EventDate "2000.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "CUB"]
[SourceTitle "EXT 2003"]
[Source "ChessBase"]
[SourceDate "2002.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2002.11.25"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Nc6 6. Bg5 e6 7. Qd2 Be7 8. 0-0-0 0-0 9. f4 Nxd4 10. Qxd4 Qa5 11. Bc4 Bd7 12. e5 dxe5 13. fxe5 Bc6 14. Bd2 Nd7 15. Nd5 Qd8 16. Nxe7+ Qxe7 17. Rhe1 Nb6 18. Bd3 Rfd8 19. Qg4 Rxd3 20. cxd3 Ba4 21. Bh6 f5 22. exf6 Qxf6 23. Bg5 Rc8+ 24. Kb1 Bc2+ 25. Ka1 Bxd1 26. Rxd1 Qg6 27. h3 h6 28. Bf4 Qxg4 29. hxg4 Nd5 30. Rc1 Rxc1+ 31. Bxc1 Nb4 32. Kb1 Nxd3 33. Be3 a6 34. g3 Kf7 35. Kc2 Ne5 36. g5 h5 37. Kc3 Ng4 38. Bd2 Ke7 39. Kd4 b6 40. Bb4+ Kf7 41. Bd6 Kg6 42. Bc7 b5 43. Kc5 Ne3 44. Kb6 Nd5+ 45. Kb7 Nxc7 46. Kxc7 e5 0-1

[Event "CUB-ch U20 sf"]
[Site "Cuba"]
[Date "2000.??.??"]
[Round "3"]
[White "Barrios, Carlos"]
[Black "Machado Escanio, Michel Rene"]
[Result "1-0"]
[ECO "B70"]
[WhiteElo "2185"]
[PlyCount "87"]
[EventDate "2000.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "CUB"]
[SourceTitle "EXT 2003"]
[Source "ChessBase"]
[SourceDate "2002.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2002.11.25"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Bd7 6. g3 g6 7. Bg2 Nc6 8. 0-0 Bg7 9. Nde2 h5 10. Bg5 Nh7 11. Be3 h4 12. Nd5 hxg3 13. hxg3 Nf6 14. Nxf6+ Bxf6 15. c3 Ne5 16. Bd4 Bh3 17. Qa4+ Kf8 18. Nf4 Bd7 19. Qd1 Qc8 20. Qe2 g5 21. Nd5 Bh3 22. f4 gxf4 23. Nxf4 Bxg2 24. Kxg2 Qg4 25. Rh1 Rg8 26. Qxg4 Nxg4 27. Bxf6 Nxf6 28. Kf3 Rc8 29. Nd3 e5 30. Rad1 a5 31. Ne1 Rc4 32. Rh4 Rc6 33. Ng2 Nd7 34. Ne3 Rg6 35. Rh8+ Rg8 36. Rxg8+ Kxg8 37. Nf5 Rc5 38. Rxd6 Nf8 39. Ne7+ Kh7 40. Nf5 Rb5 41. b3 a4 42. b4 Ne6 43. a3 Nc7 44. c4 1-0

[Event "CUB-ch U20 sf"]
[Site "Cuba"]
[Date "2000.??.??"]
[Round "1"]
[White "Barrios, Carlos"]
[Black "Perez, Maikel"]
[Result "0-1"]
[ECO "C43"]
[WhiteElo "2185"]
[PlyCount "66"]
[EventDate "2000.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "CUB"]
[SourceTitle "EXT 2003"]
[Source "ChessBase"]
[SourceDate "2002.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2002.11.25"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nf6 3. d4 Nxe4 4. Bd3 d5 5. Nxe5 Nd7 6. Nxd7 Bxd7 7. 0-0 Bd6 8. c4 c6 9. cxd5 cxd5 10. Qh5 0-0 11. Qxd5 Bc6 12. Qh5 Qb6 13. d5 Nf6 14. Qh4 Bb5 15. Bxb5 Qxb5 16. Nc3 Qa5 17. Be3 Nxd5 18. Qg5 f5 19. Bd4 Rf7 20. Bxg7 Bf4 21. Qh4 Rxg7 22. b4 Qd8 23. Qh3 Be5 24. Rad1 Bxc3 25. Rd3 Qg5 26. Rxd5 Qg4 27. Qxg4 fxg4 28. b5 Re8 29. g3 Bf6 30. Rc1 Re5 31. Rc8+ Kf7 32. Rd7+ Kg6 33. Rd4 Re1+ 0-1

[Event "CUB-ch U20 sf"]
[Site "Cuba"]
[Date "2000.??.??"]
[Round "7"]
[White "Barrios, Carlos"]
[Black "Rodriguez, Alexander"]
[Result "1-0"]
[ECO "B92"]
[WhiteElo "2176"]
[PlyCount "55"]
[EventDate "2000.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "CUB"]
[SourceTitle "EXT 2003"]
[Source "ChessBase"]
[SourceDate "2002.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2002.11.25"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Be2 e5 7. Nb3 Be7 8. 0-0 0-0 9. Be3 Be6 10. Nd5 Bxd5 11. exd5 Ne8 12. c4 f5 13. f4 b6 14. Kh1 Nd7 15. Rc1 Nc5 16. Qc2 g6 17. Nd2 Bf6 18. fxe5 dxe5 19. b4 Nd7 20. c5 Rc8 21. Bxa6 Ra8 22. Bb7 Ra3 23. Bg1 bxc5 24. bxc5 e4 25. c6 Rc3 26. Qb1 Nb8 27. Rxc3 Bxc3 28. Nc4 1-0

[Event "CUB-ch U20 sf"]
[Site "Cuba"]
[Date "2000.??.??"]
[Round "6"]
[White "Fernandez, Raul"]
[Black "Barrios, Carlos"]
[Result "1-0"]
[ECO "B27"]
[WhiteElo "2240"]
[BlackElo "2176"]
[PlyCount "61"]
[EventDate "2000.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "CUB"]
[SourceTitle "EXT 2003"]
[Source "ChessBase"]
[SourceDate "2002.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2002.11.25"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 g6 3. h4 Nc6 4. d4 cxd4 5. Nxd4 Bg7 6. Be3 Nf6 7. Nc3 0-0 8. Bc4 Qa5 9. Nb3 Qb4 10. Bd3 Nxe4 11. Bxe4 Bxc3+ 12. bxc3 Qxe4 13. Qe2 d6 14. 0-0-0 Qa4 15. Kb1 Bf5 16. f3 Be6 17. h5 Qc4 18. Qe1 Ne5 19. Rd4 Qc6 20. hxg6 fxg6 21. Rdh4 Rf7 22. Bd4 Rc8 23. f4 Bxb3 24. axb3 Nd7 25. Rxh7 e5 26. Rh8+ Kg7 27. R1h7+ Kf6 28. fxe5+ Nxe5 29. Bxe5+ dxe5 30. Qf2+ Kg5 31. Qh4+ 1-0

[Event "CUB-ch U20 sf"]
[Site "Cuba"]
[Date "2000.??.??"]
[Round "9"]
[White "Filiberto, Yaima"]
[Black "Barrios, Carlos"]
[Result "0-1"]
[ECO "E68"]
[BlackElo "2176"]
[PlyCount "80"]
[EventDate "2000.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "CUB"]
[SourceTitle "EXT 2003"]
[Source "ChessBase"]
[SourceDate "2002.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2002.11.25"]
[SourceQuality "1"]

1. Nf3 Nf6 2. c4 g6 3. b3 Bg7 4. Bb2 0-0 5. g3 d6 6. d4 c6 7. Bg2 Nbd7 8. 0-0 Re8 9. Nc3 e5 10. dxe5 dxe5 11. e4 Qc7 12. Qc2 a5 13. Rad1 Nc5 14. h3 Nfd7 15. Rfe1 Ne6 16. Ne2 Ndc5 17. Nc1 f6 18. a3 Qb6 19. Bc3 Bf8 20. Re2 Na6 21. Qb2 c5 22. Nd3 Nd4 23. Bxd4 cxd4 24. Nfe1 Nc5 25. b4 Na4 26. Qc2 Nc3 27. c5 Nxe2+ 28. Qxe2 Qb5 29. Qf3 Bg7 30. Bf1 Qa4 31. Nb2 Qc6 32. a4 Re7 33. Bb5 Qc7 34. Nc4 Be6 35. Nb6 axb4 36. Nxa8 Qxc5 37. Nd3 Qa7 38. Nxb4 Qxa8 39. Nd5 Rf7 40. Nc7 Rxc7 0-1

[Event "CUB-ch U20 sf"]
[Site "Cuba"]
[Date "2000.??.??"]
[Round "8"]
[White "Leyva Rivera, Yunier"]
[Black "Barrios, Carlos"]
[Result "1-0"]
[ECO "A24"]
[BlackElo "2176"]
[PlyCount "175"]
[EventDate "2000.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "CUB"]
[SourceTitle "EXT 2003"]
[Source "ChessBase"]
[SourceDate "2002.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2002.11.25"]
[SourceQuality "1"]

1. c4 Nf6 2. Nc3 g6 3. g3 Bg7 4. Bg2 0-0 5. Nf3 d6 6. 0-0 c6 7. Rb1 e5 8. d3 a5 9. a3 Qc7 10. b4 axb4 11. axb4 d5 12. cxd5 cxd5 13. Bd2 Bd7 14. b5 d4 15. Na4 Re8 16. Ng5 h6 17. Ne4 Nxe4 18. Bxe4 Bh3 19. b6 Qd7 20. Nc5 Qe7 21. Nxb7 Bxf1 22. Bb4 Qe6 23. Nc5 Qxb6 24. Bxa8 Bh3 25. Bd5 Na6 26. Qb3 Be6 27. Bxe6 fxe6 28. Qa4 Ra8 29. Nxa6 Rxa6 30. Qb3 Ra7 31. Ba3 Qa6 32. Qb8+ Kh7 33. Bd6 Qa2 34. Rb7 Rxb7 35. Qxb7 Qd5 36. Qc7 Kg8 37. Qc8+ Kh7 38. Qc7 Kg8 39. Qc8+ Kh7 40. Bf8 Kg8 41. Bxg7+ Kxg7 42. Qe8 e4 43. Qe7+ Kg8 44. Qf6 Qf5 45. Qxd4 exd3 46. Qxd3 Qf6 47. Kg2 Kg7 48. Qe4 Kh7 49. Qb7+ Kg8 50. Qd7 Qg5 51. Qd3 Kg7 52. e3 Kh7 53. Qd7+ Kg8 54. Qd4 Qf5 55. e4 Qf7 56. Qe5 Qe7 57. Qf4 Kh7 58. h4 h5 59. f3 Qd7 60. g4 hxg4 61. fxg4 e5 62. Qg5 Qd3 63. Qe7+ Kg8 64. Qe6+ Kh7 65. Qf7+ Kh8 66. Qf3 Qd2+ 67. Qf2 Qd3 68. Qf3 Qd2+ 69. Kh3 Kg7 70. g5 Qd7+ 71. Kg3 Qe6 72. Qf2 Qe7 73. Qb6 Qf7 74. Qf2 Qb3+ 75. Qf3 Qb6 76. Qf2 Qb3+ 77. Kg2 Qe6 78. Qa7+ Kg8 79. Qa8+ Kg7 80. Qb7+ Kh8 81. Kg3 Qd6 82. Qf7 Qd3+ 83. Qf3 Qd7 84. Qf8+ Kh7 85. Qh6+ Kg8 86. Qxg6+ Kh8 87. Qf6+ Kg8 88. g6 1-0

[Event "CUB-ch U20 sf"]
[Site "Cuba"]
[Date "2000.??.??"]
[Round "4"]
[White "Pena, Rene"]
[Black "Barrios, Carlos"]
[Result "1-0"]
[ECO "B36"]
[BlackElo "2176"]
[PlyCount "109"]
[EventDate "2000.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "CUB"]
[SourceTitle "EXT 2003"]
[Source "ChessBase"]
[SourceDate "2002.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2002.11.25"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 g6 3. d4 cxd4 4. Nxd4 Nc6 5. c4 Nf6 6. Nc3 d6 7. Be2 Nxd4 8. Qxd4 Bg7 9. 0-0 0-0 10. Qd3 Be6 11. Be3 Ng4 12. Bd4 Ne5 13. Qd1 Qa5 14. f4 Nc6 15. Bxg7 Kxg7 16. Nd5 Bxd5 17. exd5 Qc5+ 18. Kh1 Nb8 19. Qb3 Nd7 20. Qh3 Rad8 21. Rae1 Nf6 22. g4 Ne4 23. Qf3 Qd4 24. Rd1 Nd2 25. Qg2 Qe3 26. Rfe1 Rc8 27. b3 Rc7 28. Bf1 Nxf1 29. Rxe3 Nxe3 30. Qb2+ Kg8 31. Rg1 h5 32. gxh5 Kh7 33. Rg3 Nf5 34. Rh3 Nh6 35. Qd2 f5 36. hxg6+ Kxg6 37. Qg2+ Ng4 38. Rh4 Kf7 39. Rh5 Ke8 40. h3 Nf6 41. Qg6+ Kd8 42. Rxf5 Rc8 43. Qg1 b6 44. Qe3 Nd7 45. Rg5 Rf7 46. Qe6 Rf6 47. Rg8+ Nf8 48. Qg4 Kc7 49. h4 Nd7 50. Rxc8+ Kxc8 51. h5 Kd8 52. Qg5 Rf8 53. h6 Rf7 54. Qg8+ Rf8 55. Qh7 1-0

[Event "CUB-ch U20 sf"]
[Site "Cuba"]
[Date "2000.??.??"]
[Round "2"]
[White "Quesada Vera, Liordis"]
[Black "Barrios, Carlos"]
[Result "1/2-1/2"]
[ECO "B22"]
[BlackElo "2185"]
[PlyCount "130"]
[EventDate "2000.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "CUB"]
[SourceTitle "EXT 2003"]
[Source "ChessBase"]
[SourceDate "2002.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2002.11.25"]
[SourceQuality "1"]

1. e4 c5 2. c3 Nf6 3. e5 Nd5 4. d4 cxd4 5. Qxd4 e6 6. Bc4 Nc6 7. Qe4 Nde7 8. Bf4 Ng6 9. Bg3 Qc7 10. Nf3 a6 11. Nbd2 b5 12. Bd3 Bb7 13. Qe2 d6 14. Bxg6 hxg6 15. exd6 Bxd6 16. Bxd6 Qxd6 17. Ne4 Qe7 18. 0-0-0 Rd8 19. Rxd8+ Nxd8 20. Rd1 Bd5 21. Qe3 Nc6 22. h4 0-0 23. h5 gxh5 24. Rh1 g6 25. g4 Bxe4 26. Qxe4 hxg4 27. Qxg4 Qf6 28. Ng5 Ne5 29. Qh4 Rd8 30. Kb1 Nc4 31. Qh8+ Qxh8 32. Rxh8+ Kxh8 33. Nxf7+ Kg7 34. Nxd8 Kf6 35. Kc2 e5 36. Nb7 e4 37. b3 Nb6 38. Na5 Ke5 39. Nc6+ Kf4 40. Kd2 Kf3 41. Ke1 Nd5 42. c4 bxc4 43. bxc4 Nf4 44. Nb4 g5 45. c5 g4 46. c6 e3 47. fxe3 g3 48. c7 g2 49. c8Q g1Q+ 50. Kd2 Qf2+ 51. Kc3 Qxe3+ 52. Kb2 Qd2+ 53. Kb3 Ne2 54. Qf5+ Kg2 55. Qg4+ Kh2 56. Qh4+ Kg1 57. Qg4+ Kh2 58. Qh5+ Kg2 59. Qg6+ Kh2 60. a3 Qc3+ 61. Ka4 Nd4 62. Qh5+ Kg3 63. Qe5+ Kh3 64. Qd5 Kh2 65. Qa2+ Kg1 1/2-1/2

[Event "Escolares-ch"]
[Site "Cuba"]
[Date "1998.??.??"]
[Round "?"]
[White "Barrios, Carlos"]
[Black "Bruzon Batista, Lazaro"]
[Result "0-1"]
[ECO "B43"]
[BlackElo "2325"]
[PlyCount "54"]
[EventDate "1998.??.??"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "CUB"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Qb6 5. Nb3 a6 6. Bd3 d6 7. 0-0 Nf6 8. Be3 Qc7 9. Nc3 b5 10. a3 Bb7 11. f4 Nbd7 12. Qe2 Be7 13. Rae1 Rc8 14. Bc1 g6 15. Kh1 0-0 16. f5 gxf5 17. exf5 e5 18. Bh6 Rfe8 19. Qd2 Kh8 20. Ne2 e4 21. Qg5 Rg8 22. Qh4 exd3 23. Nf4 Ne5 24. Bg5 Rxg5 25. Qxg5 Rg8 26. Qh6 Qxc2 27. Nd2 Nfg4 0-1

[Event "CRI-ch"]
[Site "Costa Rica"]
[Date "1997.??.??"]
[Round "3"]
[White "Arias Santana, Mauricio"]
[Black "Barrios, Carlos"]
[Result "1-0"]
[ECO "B05"]
[WhiteElo "2090"]
[BlackElo "2000"]
[PlyCount "81"]
[EventDate "1997.??.??"]
[EventType "tourn"]
[EventRounds "19"]
[EventCountry "CRI"]
[SourceTitle "EXT 1999"]
[Source "ChessBase"]
[SourceDate "1998.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1998.11.16"]
[SourceQuality "1"]

1. e4 Nf6 2. e5 Nd5 3. d4 d6 4. Nf3 Bg4 5. Be2 e6 6. 0-0 Be7 7. c4 Nb6 8. h3 Bh5 9. Nc3 0-0 10. Be3 Nc6 11. exd6 cxd6 12. Qb3 Qc8 13. Qb5 Bxf3 14. Bxf3 Nd7 15. Be2 Nf6 16. Rac1 Qd7 17. d5 Ne5 18. Qxd7 Nfxd7 19. f4 Ng6 20. dxe6 fxe6 21. Bg4 Kf7 22. f5 exf5 23. Bxf5 Nf6 24. Nb5 Ne5 25. Nc7 Rac8 26. Bxc8 Rxc8 27. Nd5 b6 28. b3 Ke6 29. Nxe7 Kxe7 30. Bg5 Ke6 31. Bxf6 gxf6 32. Rcd1 Rg8 33. Kf2 Rg6 34. Rd5 Ke7 35. Rfd1 Nf7 36. a4 Ke6 37. a5 Kd7 38. axb6 axb6 39. Ra1 Ng5 40. Ra7+ Kc6 41. b4 1-0

[Event "CRI-ch"]
[Site "Costa Rica"]
[Date "1997.??.??"]
[Round "12"]
[White "Barrios, Carlos"]
[Black "Charpentier Morales, William"]
[Result "0-1"]
[ECO "A29"]
[WhiteElo "2000"]
[BlackElo "2195"]
[PlyCount "46"]
[EventDate "1997.??.??"]
[EventType "tourn"]
[EventRounds "19"]
[EventCountry "CRI"]
[SourceTitle "EXT 1999"]
[Source "ChessBase"]
[SourceDate "1998.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1998.11.16"]
[SourceQuality "1"]

1. c4 e5 2. Nc3 Nf6 3. g3 d5 4. cxd5 Nxd5 5. Bg2 Be6 6. Nf3 Nc6 7. d3 Be7 8. 0-0 0-0 9. Bd2 Nb6 10. Rc1 f5 11. a3 a5 12. Be3 f4 13. Bxb6 cxb6 14. Qa4 Rc8 15. Rfd1 Bc5 16. Nb5 Qf6 17. gxf4 Qg6 18. e3 exf4 19. d4 fxe3 20. dxc5 Rxf3 21. fxe3 Rxe3 22. Nd4 Nxd4 23. Qxd4 Re2 0-1

[Event "CRI-ch"]
[Site "Costa Rica"]
[Date "1997.??.??"]
[Round "1"]
[White "Barrios, Carlos"]
[Black "Gonzalez Acosta, Bernal Manuel"]
[Result "0-1"]
[ECO "A36"]
[WhiteElo "2000"]
[BlackElo "2385"]
[PlyCount "62"]
[EventDate "1997.??.??"]
[EventType "tourn"]
[EventRounds "19"]
[EventCountry "CRI"]
[SourceTitle "EXT 1999"]
[Source "ChessBase"]
[SourceDate "1998.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1998.11.16"]
[SourceQuality "1"]

1. c4 c5 2. Nc3 g6 3. g3 Bg7 4. Bg2 Nc6 5. e3 d6 6. Nge2 e5 7. 0-0 Nge7 8. d3 0-0 9. Rb1 Rb8 10. a3 a5 11. Bd2 Be6 12. Nd5 b5 13. Nxe7+ Nxe7 14. cxb5 Rxb5 15. b4 axb4 16. axb4 Qd7 17. bxc5 dxc5 18. Rxb5 Qxb5 19. Qb1 Qa6 20. Bc3 Nd5 21. Rd1 Rd8 22. Be1 Bg4 23. Qc2 Nb4 24. Bxb4 cxb4 25. h3 b3 26. Qd2 Be6 27. Nc3 Qa5 28. Ne4 Qxd2 29. Rxd2 Bf8 30. Bf1 Ba3 31. Rd1 b2 0-1

[Event "CRI-ch"]
[Site "Costa Rica"]
[Date "1997.??.??"]
[Round "14"]
[White "Barrios, Carlos"]
[Black "Hernandez, Francisco"]
[Result "1/2-1/2"]
[ECO "A21"]
[WhiteElo "2000"]
[BlackElo "2205"]
[PlyCount "60"]
[EventDate "1997.??.??"]
[EventType "tourn"]
[EventRounds "19"]
[EventCountry "CRI"]
[SourceTitle "EXT 1999"]
[Source "ChessBase"]
[SourceDate "1998.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1998.11.16"]
[SourceQuality "1"]

1. c4 e5 2. Nc3 f5 3. g3 Nf6 4. Bg2 d6 5. e3 Be7 6. d4 e4 7. f3 exf3 8. Nxf3 0-0 9. 0-0 c6 10. b3 Ne4 11. Bb2 d5 12. cxd5 cxd5 13. Ne5 Nc6 14. Nd3 g5 15. Rc1 Be6 16. Nxe4 fxe4 17. Nc5 Bc8 18. a3 Qd6 19. Rxf8+ Bxf8 20. Qh5 Qg6 21. Qxg6+ hxg6 22. Nxe4 dxe4 23. Bxe4 Bg7 24. Bxg6 Bh3 25. Rc5 Rf8 26. Bd3 Bh6 27. Bc4+ Kh7 28. Bd3+ Kg8 29. Bc4+ Kh7 30. Bd3+ Kg8 1/2-1/2

[Event "CRI-ch"]
[Site "Costa Rica"]
[Date "1997.??.??"]
[Round "6"]
[White "Barrios, Carlos"]
[Black "Melendez Vega, Esteban"]
[Result "1-0"]
[ECO "E61"]
[WhiteElo "2000"]
[BlackElo "2015"]
[PlyCount "89"]
[EventDate "1997.??.??"]
[EventType "tourn"]
[EventRounds "19"]
[EventCountry "CRI"]
[SourceTitle "EXT 1999"]
[Source "ChessBase"]
[SourceDate "1998.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1998.11.16"]
[SourceQuality "1"]

1. c4 Nf6 2. Nc3 g6 3. g3 Bg7 4. Bg2 d6 5. e3 0-0 6. Nge2 e5 7. d4 exd4 8. Nxd4 Nbd7 9. 0-0 Rb8 10. Qc2 Ne5 11. b3 Bd7 12. Bb2 Nc6 13. Nce2 Nxd4 14. Nxd4 Qc8 15. Rfe1 Bh3 16. Bh1 c6 17. Rac1 Qd7 18. Re2 h5 19. Rd2 h4 20. Rcd1 hxg3 21. hxg3 Rbd8 22. Ne2 Qe7 23. Ba3 Bf5 24. Qc1 c5 25. Nc3 a6 26. Bb2 Rfe8 27. Qa1 Qf8 28. Nd5 Nxd5 29. Bxg7 Qxg7 30. Qxg7+ Kxg7 31. Rxd5 Re6 32. Rxc5 dxc5 33. Rxd8 b6 34. Bd5 Rf6 35. e4 Be6 36. f4 Bxd5 37. e5 Rf5 38. cxd5 g5 39. d6 gxf4 40. d7 Rxe5 41. Re8 Rd5 42. d8Q Rxd8 43. Rxd8 fxg3 44. Rd6 f6 45. Kg2 1-0

[Event "CRI-ch"]
[Site "Costa Rica"]
[Date "1997.??.??"]
[Round "10"]
[White "Barrios, Carlos"]
[Black "Minero, Boris P"]
[Result "1/2-1/2"]
[ECO "E61"]
[WhiteElo "2000"]
[BlackElo "2100"]
[PlyCount "105"]
[EventDate "1997.??.??"]
[EventType "tourn"]
[EventRounds "19"]
[EventCountry "CRI"]
[SourceTitle "EXT 1999"]
[Source "ChessBase"]
[SourceDate "1998.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1998.11.16"]
[SourceQuality "1"]

1. c4 Nf6 2. Nc3 g6 3. g3 Bg7 4. Bg2 d6 5. e3 e5 6. Nge2 0-0 7. d4 Nc6 8. 0-0 Bg4 9. h3 Bd7 10. b3 Qc8 11. Kh2 Nh5 12. Bb2 f5 13. Nd5 e4 14. Qd2 Qd8 15. Rac1 g5 16. Ba3 Be6 17. Ndc3 Bf7 18. f3 exf3 19. Bxf3 Nf6 20. Bg2 Qd7 21. Rce1 Rae8 22. Bb2 h5 23. d5 Ne5 24. Nd4 Bg6 25. Ne6 Rf7 26. Nxg5 Rfe7 27. Ne6 Bh6 28. Nf4 Rg7 29. Nb5 h4 30. gxh4 Nh5 31. Nd4 Bf7 32. Nde6 Nxf4 33. Nxf4 Kh7 34. Qc2 Reg8 35. Re2 Rg3 36. Bd4 Bxf4 37. exf4 Bh5 38. Rd2 Nf3+ 39. Bxf3 Bxf3 40. Rg1 Rxg1 41. Bxg1 Be4 42. Qc3 Qf7 43. Bd4 Qh5 44. Bf6 Re8 45. Qg3 Rg8 46. Bg5 Re8 47. Qc3 Bb1 48. Qb2 Re1 49. Qc3 Be4 50. Kg3 Rf1 51. Kh2 Re1 52. a3 Re2+ 53. Kg1 1/2-1/2

[Event "CRI-ch"]
[Site "Costa Rica"]
[Date "1997.??.??"]
[Round "4"]
[White "Barrios, Carlos"]
[Black "Murillo Tsijli, Alexis"]
[Result "0-1"]
[ECO "A36"]
[WhiteElo "2000"]
[BlackElo "2250"]
[PlyCount "64"]
[EventDate "1997.??.??"]
[EventType "tourn"]
[EventRounds "19"]
[EventCountry "CRI"]
[SourceTitle "EXT 1999"]
[Source "ChessBase"]
[SourceDate "1998.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1998.11.16"]
[SourceQuality "1"]

1. c4 Nf6 2. Nc3 e6 3. g3 c5 4. Bg2 Nc6 5. e3 Qc7 6. Nge2 a6 7. 0-0 b6 8. b3 Bb7 9. d4 Be7 10. dxc5 Bxc5 11. Bb2 Be7 12. Qd2 Rc8 13. Rfd1 Ne5 14. e4 0-0 15. h3 d6 16. Qe1 Rfe8 17. Bc1 d5 18. exd5 exd5 19. cxd5 Bb4 20. Bd2 Nd3 21. Qf1 Qe5 22. a3 Bc5 23. Be3 Nb2 24. Bxc5 Rxc5 25. Rdc1 Nxd5 26. Nxd5 Bxd5 27. Bxd5 Qxd5 28. Nf4 Qxb3 29. Qxa6 Nc4 30. a4 g6 31. Nd5 Rxd5 32. Qxc4 Rd1+ 0-1

[Event "CRI-ch"]
[Site "Costa Rica"]
[Date "1997.??.??"]
[Round "18"]
[White "Barrios, Carlos"]
[Black "Rodriguez, Adrian"]
[Result "0-1"]
[ECO "A24"]
[WhiteElo "2000"]
[BlackElo "2105"]
[PlyCount "74"]
[EventDate "1997.??.??"]
[EventType "tourn"]
[EventRounds "19"]
[EventCountry "CRI"]
[SourceTitle "EXT 1999"]
[Source "ChessBase"]
[SourceDate "1998.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1998.11.16"]
[SourceQuality "1"]

1. c4 Nf6 2. Nc3 g6 3. g3 d6 4. Bg2 Bg7 5. e3 0-0 6. Nge2 e5 7. 0-0 Re8 8. d3 Nbd7 9. Rb1 a5 10. a3 Nf8 11. b4 axb4 12. axb4 Ne6 13. Bb2 h5 14. b5 h4 15. Nd5 Nh7 16. Ra1 Rxa1 17. Qxa1 Neg5 18. Nec3 Bh3 19. Ne4 Bxg2 20. Kxg2 Qc8 21. Nd2 Qh3+ 22. Kh1 c6 23. Nc3 Nf6 24. Rg1 Ng4 25. Rg2 hxg3 26. fxg3 Nxe3 27. Re2 Nf5 28. Nde4 Nxe4 29. Nxe4 d5 30. g4 Qxg4 31. Rg2 Qf3 32. Nd2 Qxd3 33. bxc6 bxc6 34. cxd5 cxd5 35. Qe1 e4 36. Bc1 Ra8 37. Nf1 Ra1 0-1

[Event "CRI-ch"]
[Site "Costa Rica"]
[Date "1997.??.??"]
[Round "8"]
[White "Barrios, Carlos"]
[Black "Ugalde Garcia, Ronald"]
[Result "0-1"]
[ECO "A25"]
[WhiteElo "2000"]
[BlackElo "2165"]
[PlyCount "44"]
[EventDate "1997.??.??"]
[EventType "tourn"]
[EventRounds "19"]
[EventCountry "CRI"]
[SourceTitle "EXT 1999"]
[Source "ChessBase"]
[SourceDate "1998.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1998.11.16"]
[SourceQuality "1"]

1. c4 g6 2. Nc3 Bg7 3. g3 e5 4. Bg2 Nc6 5. e3 f5 6. Nge2 Nf6 7. d3 d6 8. 0-0 0-0 9. Rb1 Be6 10. Nd5 Bxd5 11. cxd5 Ne7 12. e4 Kh8 13. f4 c6 14. Nc3 cxd5 15. exd5 Qb6+ 16. Kh1 exf4 17. gxf4 Ng4 18. Qf3 Bxc3 19. h3 Nf6 20. Qe2 Bd4 21. Bd2 Rae8 22. Qd1 Nexd5 0-1

[Event "CRI-ch"]
[Site "Costa Rica"]
[Date "1997.??.??"]
[Round "2"]
[White "Barrios, Carlos"]
[Black "Valdes Romero, Leonardo"]
[Result "0-1"]
[ECO "A25"]
[WhiteElo "2000"]
[BlackElo "2235"]
[PlyCount "116"]
[EventDate "1997.??.??"]
[EventType "tourn"]
[EventRounds "19"]
[EventCountry "CRI"]
[SourceTitle "EXT 1999"]
[Source "ChessBase"]
[SourceDate "1998.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1998.11.16"]
[SourceQuality "1"]

1. c4 g6 2. Nc3 Bg7 3. g3 e5 4. Bg2 Nc6 5. e3 Nge7 6. Nge2 d6 7. d4 exd4 8. Nxd4 0-0 9. Nde2 Ne5 10. b3 Bg4 11. 0-0 Nf3+ 12. Kh1 Nxh2 13. Kxh2 Bxc3 14. Rb1 Bxe2 15. Qxe2 Nc6 16. Rd1 Qe7 17. Ba3 h5 18. Rh1 Rae8 19. Qc2 Be5 20. Kg1 Nd8 21. Bd5 Kg7 22. Rd1 Rh8 23. c5 dxc5 24. Bxc5 Bd6 25. Bxd6 cxd6 26. Rh4 Ne6 27. Rc4 b5 28. Re4 Qf6 29. Bxe6 Rxe6 30. Rxe6 Qxe6 31. Qc7 h4 32. Qxd6 hxg3 33. Qxe6 gxf2+ 34. Kxf2 fxe6 35. Rd7+ Kf6 36. Rxa7 Ke5 37. Rb7 Ke4 38. Rxb5 Rh2+ 39. Kg3 Rxa2 40. Rb6 e5 41. Rxg6 Kxe3 42. Rc6 Ra8 43. Rc3+ Ke2 44. Kg4 Rf8 45. b4 e4 46. Rc2+ Ke1 47. Rc3 Kd2 48. Ra3 e3 49. Ra2+ Ke1 50. Kg3 Kf1 51. Ra1+ Ke2 52. Ra2+ Kd3 53. Ra3+ Ke4 54. Ra2 Rg8+ 55. Kh2 Kf3 56. Ra7 Rf8 57. Ra3 Kf2 58. Kh3 e2 0-1

[Event "CRI-ch"]
[Site "Costa Rica"]
[Date "1997.??.??"]
[Round "16"]
[White "Barrios, Carlos"]
[Black "Vargas, Oliverio"]
[Result "0-1"]
[ECO "A10"]
[WhiteElo "2000"]
[PlyCount "120"]
[EventDate "1997.??.??"]
[EventType "tourn"]
[EventRounds "19"]
[EventCountry "CRI"]
[SourceTitle "EXT 1999"]
[Source "ChessBase"]
[SourceDate "1998.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1998.11.16"]
[SourceQuality "1"]

1. c4 f5 2. Nf3 Nf6 3. g3 e6 4. Bg2 Be7 5. 0-0 0-0 6. d3 d5 7. b3 c6 8. Bb2 Nbd7 9. Nbd2 Bd6 10. Qc2 e5 11. cxd5 cxd5 12. e4 fxe4 13. dxe4 d4 14. Nc4 Bb8 15. Ba3 b5 16. Bxf8 bxc4 17. Bb4 c3 18. Rfd1 Bb7 19. Ne1 a5 20. Ba3 Qb6 21. Rab1 Nc5 22. Bxc5 Qxc5 23. Nd3 Qe7 24. f3 Bd6 25. Bf1 Rf8 26. Ne1 Qe8 27. Bd3 Bc6 28. Ng2 Qg6 29. Rf1 Bc5 30. Rbe1 Qe8 31. Kh1 Qh5 32. Qe2 g5 33. Bb5 Qe8 34. Bc4+ Kh8 35. Rc1 Qg6 36. Bd3 Nh5 37. f4 gxf4 38. gxf4 Qh6 39. Rf3 exf4 40. Kg1 Rg8 41. Kf1 Ng3+ 42. hxg3 Qh1+ 43. Kf2 Qxc1 44. Rxf4 Bb5 45. Ne1 Qe3+ 46. Qxe3 dxe3+ 47. Ke2 Bxd3+ 48. Nxd3 Rd8 49. Rf5 Ba3 50. Kxe3 c2 51. Rf1 Rxd3+ 52. Kxd3 c1Q 53. Rxc1 Bxc1 54. Kc4 Ba3 55. Kd5 Kg7 56. g4 Kf7 57. e5 Ke7 58. Kd4 Ke6 59. Ke4 Bb2 60. Kf4 Bxe5+ 0-1

[Event "CRI-ch"]
[Site "Costa Rica"]
[Date "1997.??.??"]
[Round "9"]
[White "Bermudez Vives, Sergio"]
[Black "Barrios, Carlos"]
[Result "0-1"]
[ECO "C42"]
[WhiteElo "2100"]
[BlackElo "2000"]
[PlyCount "88"]
[EventDate "1997.??.??"]
[EventType "tourn"]
[EventRounds "19"]
[EventCountry "CRI"]
[SourceTitle "EXT 1999"]
[Source "ChessBase"]
[SourceDate "1998.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1998.11.16"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nf6 3. d4 Nxe4 4. Nxe5 d6 5. Nf3 d5 6. Be2 Be7 7. 0-0 0-0 8. c4 Nc6 9. Nc3 Nxc3 10. bxc3 dxc4 11. Bxc4 Bg4 12. h3 Bh5 13. Be2 Re8 14. Rb1 Rb8 15. Be3 a6 16. Qa4 Qd5 17. Rfd1 Qa5 18. Qb3 Qa3 19. Qc4 Qd6 20. Rd2 b5 21. Qb3 Bf6 22. Rdd1 Bg6 23. Rbc1 Na5 24. Qb4 Nc6 25. Qxd6 cxd6 26. c4 Na5 27. cxb5 axb5 28. Rc7 b4 29. Rd7 Red8 30. Rxd8+ Bxd8 31. Bf4 Be7 32. Rc1 Kf8 33. Rc7 Be4 34. Ng5 Bd5 35. Nxh7+ Ke8 36. Ra7 Nc6 37. Ra6 Nxd4 38. Bd3 Ra8 39. Rxa8+ Bxa8 40. Bc4 f6 41. h4 Be4 42. Bg8 Ne2+ 43. Kf1 Nxf4 44. f3 Bd5 0-1

[Event "CRI-ch"]
[Site "Costa Rica"]
[Date "1997.??.??"]
[Round "17"]
[White "Jimenez Molina, Juan Leon"]
[Black "Barrios, Carlos"]
[Result "1-0"]
[ECO "A39"]
[WhiteElo "2135"]
[BlackElo "2000"]
[PlyCount "77"]
[EventDate "1997.??.??"]
[EventType "tourn"]
[EventRounds "19"]
[EventCountry "CRI"]
[SourceTitle "EXT 1999"]
[Source "ChessBase"]
[SourceDate "1998.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1998.11.16"]
[SourceQuality "1"]

1. Nf3 Nf6 2. g3 g6 3. Bg2 Bg7 4. 0-0 c5 5. c4 Nc6 6. Nc3 0-0 7. d4 cxd4 8. Nxd4 Nxd4 9. Qxd4 d6 10. Qd3 Rb8 11. Be3 a6 12. Ba7 Ra8 13. Bd4 Rb8 14. Ba7 Ra8 15. Bd4 Rb8 16. Rac1 Bf5 17. e4 Be6 18. b3 Nd7 19. Bxg7 Kxg7 20. Qd4+ Kg8 21. f4 Qb6 22. Qxb6 Nxb6 23. Nd5 Bxd5 24. cxd5 Rfd8 25. Bh3 Kf8 26. Rc7 Ke8 27. Kf2 Nd7 28. Ke3 h6 29. Kd4 f6 30. b4 Nb6 31. Be6 Nd7 32. Rfc1 Nb6 33. h4 Kf8 34. h5 gxh5 35. Rh1 Na8 36. Rc2 Kg7 37. Rxh5 Rf8 38. Rh4 Rbd8 39. Rg4+ 1-0

[Event "CRI-ch"]
[Site "Costa Rica"]
[Date "1997.??.??"]
[Round "19"]
[White "Minero Pineda, Carlos"]
[Black "Barrios, Carlos"]
[Result "1-0"]
[ECO "A68"]
[WhiteElo "2060"]
[BlackElo "2000"]
[PlyCount "83"]
[EventDate "1997.??.??"]
[EventType "tourn"]
[EventRounds "19"]
[EventCountry "CRI"]
[SourceTitle "EXT 1999"]
[Source "ChessBase"]
[SourceDate "1998.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1998.11.16"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 c5 3. d5 d6 4. Nc3 e6 5. e4 exd5 6. cxd5 g6 7. f4 Bg7 8. Nf3 0-0 9. Bd3 a6 10. a4 Bg4 11. 0-0 Nbd7 12. Be3 Qc7 13. h3 Bxf3 14. Qxf3 Rae8 15. Rae1 Re7 16. Bf2 Rb8 17. Bh4 Ree8 18. Bc4 Nb6 19. b3 Nfd7 20. e5 Nxc4 21. bxc4 dxe5 22. f5 e4 23. Nxe4 Ne5 24. Qb3 Nd7 25. f6 Bf8 26. Bg3 Ne5 27. d6 Qd7 28. Qc3 Qxa4 29. Bxe5 Rbd8 30. Nxc5 Qc6 31. Ne4 b6 32. Kh1 h6 33. c5 Rc8 34. Rd1 Qd7 35. Rfe1 Rc6 36. Qd4 b5 37. Nf2 Rec8 38. Nd3 Rd8 39. Bf4 Qa7 40. Re7 Qa8 41. Ne5 Rdc8 42. Nxf7 1-0

[Event "CRI-ch"]
[Site "Costa Rica"]
[Date "1997.??.??"]
[Round "5"]
[White "Minero Pineda, Sergio"]
[Black "Barrios, Carlos"]
[Result "1-0"]
[ECO "A39"]
[WhiteElo "2315"]
[BlackElo "2000"]
[PlyCount "61"]
[EventDate "1997.??.??"]
[EventType "tourn"]
[EventRounds "19"]
[EventCountry "CRI"]
[SourceTitle "EXT 1999"]
[Source "ChessBase"]
[SourceDate "1998.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1998.11.16"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 c5 3. Nf3 cxd4 4. Nxd4 g6 5. Nc3 Bg7 6. g3 0-0 7. Bg2 Nc6 8. 0-0 Nxd4 9. Qxd4 d6 10. Qd3 a6 11. Bd2 Rb8 12. Rac1 b5 13. cxb5 axb5 14. Nxb5 Bf5 15. e4 Nxe4 16. Bxe4 Bxe4 17. Qxe4 Rxb5 18. b4 d5 19. Qd3 Qd7 20. a4 Rb7 21. b5 Ra8 22. Rc5 e6 23. Qc2 h5 24. Rc1 Raa7 25. Qb3 Bd4 26. Rc6 Bb6 27. a5 Bd4 28. Rc8+ Kh7 29. b6 Bxb6 30. axb6 Ra6 31. Qe3 1-0

[Event "CRI-ch"]
[Site "Costa Rica"]
[Date "1997.??.??"]
[Round "15"]
[White "Peraza Alvarez, Rafael Eduardo"]
[Black "Barrios, Carlos"]
[Result "0-1"]
[ECO "C42"]
[WhiteElo "2000"]
[BlackElo "2000"]
[PlyCount "118"]
[EventDate "1997.??.??"]
[EventType "tourn"]
[EventRounds "19"]
[EventCountry "CRI"]
[SourceTitle "EXT 1999"]
[Source "ChessBase"]
[SourceDate "1998.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1998.11.16"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nf6 3. Nxe5 d6 4. Nf3 Nxe4 5. d4 d5 6. Bd3 Be7 7. 0-0 Nc6 8. c4 Bg4 9. cxd5 Qxd5 10. Nc3 Nxc3 11. bxc3 0-0 12. Qc2 Bxf3 13. gxf3 Qh5 14. Bf4 Qxf3 15. Bxc7 Rac8 16. Bxh7+ Kh8 17. Be4 Qg4+ 18. Bg3 Nxd4 19. Qa4 Ne2+ 20. Kh1 Nxc3 21. f3 Qxg3 22. hxg3 Nxa4 23. Kg2 g6 24. Bxb7 Rc2+ 25. Rf2 Rxf2+ 26. Kxf2 Nc5 27. Bd5 Kg7 28. Kg2 Rb8 29. Re1 Rb2+ 30. Kh3 Bf6 31. Re8 Rd2 32. Bc4 Rd4 33. Bf1 Ra4 34. Rc8 Bd4 35. Rc7 Ne6 36. Rc2 Ra3 37. Kg2 Rc3 38. Rd2 Be3 39. Rd7 Kf6 40. Rd3 Rxd3 41. Bxd3 Ke5 42. Kf1 f5 43. Bb5 Nd4 44. Be8 g5 45. Kg2 f4 46. g4 Kd5 47. Bf7+ Kc5 48. Bg8 Kb4 49. Bd5 Ka3 50. Kf1 a5 51. Ke1 Kb2 52. Kd1 a4 53. Ke1 Nc2+ 54. Ke2 Nb4 55. Bc4 Nxa2 56. Kd3 Nc3 57. Bg8 a3 58. Bf7 a2 59. Bxa2 Nxa2 0-1

[Event "CRI-ch"]
[Site "Costa Rica"]
[Date "1997.??.??"]
[Round "13"]
[White "Salas Perez, Walter"]
[Black "Barrios, Carlos"]
[Result "1/2-1/2"]
[ECO "C50"]
[WhiteElo "2000"]
[BlackElo "2000"]
[PlyCount "18"]
[EventDate "1997.??.??"]
[EventType "tourn"]
[EventRounds "19"]
[EventCountry "CRI"]
[SourceTitle "EXT 1999"]
[Source "ChessBase"]
[SourceDate "1998.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1998.11.16"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. 0-0 Nf6 5. d4 Bxd4 6. Nxd4 Nxd4 7. Nc3 0-0 8. Bg5 c6 9. Re1 h6 1/2-1/2

[Event "CRI-ch"]
[Site "Costa Rica"]
[Date "1997.??.??"]
[Round "7"]
[White "Solano Cruz, Agustin"]
[Black "Barrios, Carlos"]
[Result "1-0"]
[ECO "B03"]
[WhiteElo "2015"]
[BlackElo "2000"]
[PlyCount "103"]
[EventDate "1997.??.??"]
[EventType "tourn"]
[EventRounds "19"]
[EventCountry "CRI"]
[SourceTitle "EXT 1999"]
[Source "ChessBase"]
[SourceDate "1998.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1998.11.16"]
[SourceQuality "1"]

1. e4 Nf6 2. e5 Nd5 3. c4 Nb6 4. d4 d6 5. exd6 cxd6 6. Nc3 g6 7. Be3 Bg7 8. Bd3 0-0 9. Nge2 Nc6 10. b3 Bg4 11. f3 Bd7 12. Rc1 Nb4 13. Bb1 Bf5 14. Bxf5 gxf5 15. Ng3 Qd7 16. Nh5 Qe6 17. Kf2 Bh6 18. Re1 Bxe3+ 19. Rxe3 Qh6 20. f4 e6 21. g4 fxg4 22. Qxg4+ Kh8 23. Qh4 Nd7 24. Ne4 d5 25. Nef6 Nxf6 26. Qxf6+ Qxf6 27. Nxf6 Kg7 28. Nd7 Rg8 29. Rh3 Nc6 30. Rg1+ Kh8 31. Nf6 Rg7 32. Rg5 Rag8 33. Rgh5 Rg2+ 34. Ke3 Kg7 35. Nxg8 Kxg8 36. Rg3+ Rxg3+ 37. hxg3 Ne7 38. g4 Kg7 39. c5 a6 40. Rh2 Nc6 41. Rb2 Na5 42. Kd3 Nc6 43. b4 Na7 44. a4 Kf6 45. b5 a5 46. c6 b6 47. Rh2 Kg7 48. Ke3 Nc8 49. Rh5 Nd6 50. c7 Kg8 51. f5 exf5 52. Rxf5 1-0

