[Event "Santa Barbara op"]
[Site "Santa Barbara"]
[Date "2023.03.04"]
[Round "6"]
[White "Bolanos Arguello, Alexis"]
[Black "Espinoza Guerrero, Warner"]
[Result "1-0"]
[ECO "C14"]
[WhiteElo "1574"]
[BlackElo "1797"]
[PlyCount "73"]
[EventDate "2023.01.28"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "CRI"]
[SourceTitle "CBM 213 Extra"]
[Source "ChessBase"]
[SourceDate "2023.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.05.31"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nc3 Nf6 4. Bg5 Be7 5. e5 Nfd7 6. h4 a6 7. Qg4 Bxg5 8. hxg5 g6 9. Nh3 c5 10. 0-0-0 Nc6 11. dxc5 Ndxe5 12. Qf4 Qe7 13. b4 Bd7 14. Be2 Rc8 15. a3 0-0 16. Qh2 f5 17. f4 Ng4 18. Bxg4 fxg4 19. Nf2 g3 20. Qxg3 Rf7 21. Ng4 Rg7 22. Nf6+ Kh8 23. Rhe1 Qf7 24. Na4 Rd8 25. Nb2 Ne7 26. Qc3 Bc6 27. Nc4 Nf5 28. Ne5 Qc7 29. Nxg6+ Rxg6 30. Ne8+ d4 31. Nxc7 dxc3 32. Rxd8+ Kg7 33. Nxe6+ Kf7 34. Rf8+ Ke7 35. Rxf5 Rxe6 36. Rfe5 Rxe5 37. Rxe5+ 1-0

[Event "Santa Barbara op"]
[Site "Santa Barbara"]
[Date "2023.02.25"]
[Round "5"]
[White "Espinoza Guerrero, Warner"]
[Black "Leon Soto, Luis Eduardo"]
[Result "0-1"]
[ECO "E77"]
[WhiteElo "1797"]
[BlackElo "1477"]
[PlyCount "34"]
[EventDate "2023.01.28"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "CRI"]
[SourceTitle "CBM 213 Extra"]
[Source "ChessBase"]
[SourceDate "2023.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.05.31"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. f4 0-0 6. Nf3 c5 7. d5 e6 8. Be2 exd5 9. exd5 Re8 10. 0-0 Bf5 11. Bd3 Bg4 12. Qc2 Bxf3 13. Rxf3 Ng4 14. h3 Bd4+ 15. Kh1 Re1+ 16. Bf1 Qh4 17. g3 Qxh3+ 0-1

[Event "Santa Barbara op"]
[Site "Santa Barbara"]
[Date "2023.02.11"]
[Round "3"]
[White "Aguero Espinoza, Sebasthian"]
[Black "Espinoza Guerrero, Warner"]
[Result "1-0"]
[ECO "C11"]
[WhiteElo "1517"]
[BlackElo "1797"]
[PlyCount "53"]
[EventDate "2023.01.28"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "CRI"]
[SourceTitle "CBM 213 Extra"]
[Source "ChessBase"]
[SourceDate "2023.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.05.31"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nc3 Nf6 4. e5 Nfd7 5. f4 c5 6. Nf3 Nc6 7. Be3 Qb6 8. Na4 Qa5+ 9. c3 c4 10. b4 Qd8 11. Be2 b5 12. Nc5 Nxc5 13. dxc5 Bb7 14. 0-0 g6 15. a3 Bg7 16. Qd2 0-0 17. Ng5 Qd7 18. Ne4 a6 19. Nf6+ Bxf6 20. exf6 Qd8 21. Bd4 Nxd4 22. Qxd4 Re8 23. Rf3 Qc7 24. f5 exf5 25. Qh4 Qe5 26. Rh3 h5 27. Bxh5 1-0

[Event "Santa Barbara op"]
[Site "Santa Barbara"]
[Date "2023.02.04"]
[Round "2"]
[White "Espinoza Guerrero, Warner"]
[Black "Campos Sanchez, Roberto"]
[Result "0-1"]
[ECO "D13"]
[WhiteElo "1797"]
[BlackElo "1971"]
[PlyCount "78"]
[EventDate "2023.01.28"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "CRI"]
[SourceTitle "CBM 213 Extra"]
[Source "ChessBase"]
[SourceDate "2023.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.05.31"]
[SourceQuality "1"]

1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. Nc3 e6 5. Bg5 Be7 6. e3 Nbd7 7. cxd5 cxd5 8. Bd3 a6 9. 0-0 b5 10. a3 Bb7 11. Qc2 Rc8 12. Rac1 Ne4 13. Bxe7 Qxe7 14. Bxe4 dxe4 15. Nd2 f5 16. Qb3 0-0 17. f3 exf3 18. Nxf3 Kh8 19. Qd1 Rcd8 20. Qe2 e5 21. Qf2 e4 22. Nh4 g6 23. g3 Nb6 24. Ng2 Nc4 25. Nf4 Rc8 26. b3 Nxa3 27. Qb2 b4 28. Ncd5 Qd6 29. Rc5 g5 30. Rfc1 gxf4 31. Nxf4 Rxc5 32. Rxc5 Nb5 33. Re5 Nc3 34. Qd2 Bd5 35. Nxd5 Nxd5 36. Qf2 Rf6 37. Rxf5 Qe6 38. g4 Rxf5 39. gxf5 Qf6 0-1

[Event "Santa Barbara op"]
[Site "Santa Barbara"]
[Date "2023.01.28"]
[Round "1"]
[White "Moran, Mike"]
[Black "Espinoza Guerrero, Warner"]
[Result "0-1"]
[ECO "E82"]
[WhiteElo "1443"]
[BlackElo "1797"]
[PlyCount "14"]
[EventDate "2023.01.28"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "CRI"]
[SourceTitle "CBM 213 Extra"]
[Source "ChessBase"]
[SourceDate "2023.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.05.31"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. f3 0-0 6. Be3 b6 7. Nge2 e5 0-1

[Event "Balmaceda Segura Memorial op"]
[Site "Santa Barbara de Heredia"]
[Date "2022.06.18"]
[Round "5"]
[White "Espinoza Guerrero, Warner"]
[Black "Campos Cerdas, Jorge"]
[Result "1-0"]
[ECO "B24"]
[WhiteElo "1825"]
[BlackElo "1761"]
[PlyCount "79"]
[EventDate "2022.05.21"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "CRI"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e4 e6 2. Nc3 c5 3. d3 d5 4. g3 Nc6 5. Bg2 d4 6. Nce2 g6 7. f4 Bg7 8. Nf3 Nge7 9. 0-0 f5 10. c3 fxe4 11. Ng5 e3 12. Qb3 Qd6 13. Ne4 Qc7 14. Nxc5 0-0 15. Nxe6 Bxe6 16. Qxe6+ Kh8 17. cxd4 Nf5 18. Qc4 Qd6 19. d5 Nb4 20. a3 Na6 21. d4 Rae8 22. b4 Nc7 23. Bb2 Rd8 24. Nc3 Nxd4 25. Ne4 Qxd5 26. Qxc7 Ne2+ 27. Kh1 Bxb2 28. Ng5 Qd7 29. Qc2 Bxa1 30. Rxa1 Nd4 31. Qd3 e2 32. Re1 Qb5 33. Qc3 Qd7 34. Ne4 Rc8 35. Nc5 Qg7 36. Qb2 b6 37. Qa2 Nc2 38. Qe6 Qf6 39. Qa2 Qc6 40. Qd5 1-0

[Event "Balmaceda Segura Memorial op"]
[Site "Santa Barbara de Heredia"]
[Date "2022.06.04"]
[Round "3"]
[White "Espinoza Guerrero, Warner"]
[Black "Arce Oviedo, Cesar"]
[Result "1-0"]
[ECO "D61"]
[WhiteElo "1825"]
[BlackElo "1687"]
[PlyCount "121"]
[EventDate "2022.05.21"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "CRI"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nc3 c6 4. Nf3 Nf6 5. Bg5 Be7 6. Qc2 h6 7. Bh4 Nbd7 8. e3 0-0 9. cxd5 Nxd5 10. Bxe7 Qxe7 11. Rc1 Nxc3 12. bxc3 e5 13. Bd3 b6 14. 0-0 Bb7 15. e4 exd4 16. cxd4 c5 17. d5 Ne5 18. Nxe5 Qxe5 19. f4 Qd4+ 20. Kh1 f5 21. Rcd1 fxe4 22. Bc4 Qf6 23. Qxe4 Kh8 24. Bd3 g6 25. Qxg6 Qxg6 26. Bxg6 Rf6 27. Be4 Rd8 28. Rd2 c4 29. g3 b5 30. a3 a5 31. Rb1 Rb6 32. Kg2 c3 33. Rd4 Rc8 34. Bc2 Rc5 35. Rbd1 b4 36. axb4 axb4 37. Bb3 Rd6 38. Kf3 c2 39. Rc1 Rc3+ 40. Ke4 Rxb3 41. Rxc2 Rb6 42. Kf5 Re3 43. d6 Re8 44. Rb2 b3 45. d7 Rd8 46. Ke5 Ba6 47. Rd6 Rb7 48. Rxa6 Rdxd7 49. Rxh6+ Kg7 50. Ra6 Rd2 51. Rxd2 b2 52. Rxb2 Rxb2 53. g4 Rxh2 54. g5 Rb2 55. Kf5 Kf7 56. Ra5 Rb6 57. Ra7+ Kg8 58. g6 Rc6 59. Kg5 Rb6 60. f5 Rb2 61. Ra8+ 1-0

[Event "Balmaceda Segura Memorial op"]
[Site "Santa Barbara de Heredia"]
[Date "2022.05.28"]
[Round "2"]
[White "Murillo Arguedas, Jaime"]
[Black "Espinoza Guerrero, Warner"]
[Result "1/2-1/2"]
[ECO "D80"]
[WhiteElo "1723"]
[BlackElo "1825"]
[PlyCount "121"]
[EventDate "2022.05.21"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "CRI"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. cxd5 Nxd5 5. e3 Bg7 6. Bc4 c6 7. Qb3 e6 8. Nf3 Nd7 9. 0-0 0-0 10. Bd2 N7f6 11. Rfd1 b5 12. Be2 a5 13. Rac1 Bd7 14. Ne5 Qb6 15. Ne4 Rfd8 16. Nc5 Be8 17. e4 Ne7 18. Be3 Nd7 19. Nexd7 Bxd7 20. d5 Qb8 21. Nxd7 Rxd7 22. dxe6 Rxd1+ 23. Rxd1 Qe8 24. Bg4 f5 25. exf5 gxf5 26. Bf3 Rd8 27. Rxd8 Qxd8 28. Bxc6 a4 29. Qc2 Nxc6 30. h4 Qd6 31. Qxf5 Bxb2 32. Bc5 Qd1+ 33. Kh2 Qd8 34. Qf7+ Kh8 35. e7 Nxe7 36. Qxe7 Qxe7 37. Bxe7 Bc3 38. Kg3 b4 39. Kf4 a3 40. Bxb4 Bxb4 41. h5 Kg7 42. g4 h6 43. Kf5 Be1 44. f4 Bd2 45. g5 hxg5 46. fxg5 Bc1 47. Kg4 Bb2 48. Kf5 Kf7 49. h6 Bc1 50. g6+ Kg8 51. h7+ Kg7 52. Ke6 Bb2 53. Kd5 Kxg6 54. Kc4 Kxh7 55. Kd3 Kg6 56. Kc2 Kf5 57. Kb1 Ke4 58. Kc2 Ke3 59. Kb1 Kd4 60. Kc2 Kc4 61. Kb1 1/2-1/2

[Event "Balmaceda Segura Memorial op"]
[Site "Santa Barbara de Heredia"]
[Date "2022.05.21"]
[Round "1"]
[White "Espinoza Guerrero, Warner"]
[Black "Garro Cordero, Felipe"]
[Result "1/2-1/2"]
[ECO "D92"]
[WhiteElo "1825"]
[BlackElo "1320"]
[PlyCount "40"]
[EventDate "2022.05.21"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "CRI"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. Nf3 Bg7 5. Bf4 0-0 6. cxd5 Nxd5 7. Nxd5 Qxd5 8. Bxc7 Bg4 9. Ne5 Na6 10. f3 Nxc7 11. Nxg4 Bxd4 12. Rc1 Bxb2 13. Rxc7 Qa5+ 14. Qd2 Qxc7 15. Qxb2 h5 16. Ne5 Rfd8 17. e3 Qa5+ 18. Ke2 Rac8 19. Nd3 Qa4 20. Qb3 Qa5 1/2-1/2

[Event "San Jose op"]
[Site "San Jose"]
[Date "2013.07.21"]
[Round "8"]
[White "Espinoza Guerrero, Warner"]
[Black "Murillo, Manuel"]
[Result "0-1"]
[ECO "A44"]
[WhiteElo "2052"]
[BlackElo "2160"]
[PlyCount "80"]
[EventDate "2013.06.29"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "CRI"]
[SourceTitle "EXT 2014"]
[Source "ChessBase"]
[SourceDate "2013.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2013.11.20"]
[SourceQuality "1"]

1. d4 c5 2. d5 e5 3. e4 d6 4. c4 f5 5. Nc3 Nf6 6. Bg5 Be7 7. Bd3 0-0 8. Nge2 Nxd5 9. Bd2 Nb4 10. Bb1 fxe4 11. Nxe4 N4c6 12. 0-0 Nd4 13. N2g3 Nf5 14. a4 Nc6 15. Ra3 Ncd4 16. Nxf5 Bxf5 17. Qh5 Qe8 18. Qd1 Kh8 19. Rc3 Rd8 20. g4 Bg6 21. h4 Qc6 22. Re1 d5 23. cxd5 Qxd5 24. h5 Be8 25. Bg5 Qf7 26. Qc1 Bxg5 27. Qxg5 Bc6 28. h6 gxh6 29. Qxe5+ Qg7 30. Qxg7+ Kxg7 31. Kf1 b6 32. b3 Rf3 33. Ree3 Rdf8 34. Rxf3 Rxf3 35. Rxf3 Nxf3 36. Ke2 Nd4+ 37. Kd3 Nxb3 38. Nd6 Bxa4 39. Nc8 Bd7 40. Nxa7 Nd4 0-1

[Event "San Jose op"]
[Site "San Jose"]
[Date "2013.07.21"]
[Round "9"]
[White "Espinoza Guerrero, Warner"]
[Black "Quesada Campos, Jordi Alessandre"]
[Result "1-0"]
[ECO "D18"]
[WhiteElo "2052"]
[BlackElo "2006"]
[PlyCount "39"]
[EventDate "2013.06.29"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "CRI"]
[SourceTitle "EXT 2014"]
[Source "ChessBase"]
[SourceDate "2013.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2013.11.20"]
[SourceQuality "1"]

1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. Nc3 dxc4 5. a4 Bf5 6. e3 e6 7. Bxc4 Nbd7 8. 0-0 Bb4 9. Qb3 Bxc3 10. bxc3 Qc7 11. Ba3 Ne4 12. Rfd1 Rb8 13. Nh4 Bg6 14. f3 Nd6 15. Bxe6 0-0 16. Qb4 Nb5 17. axb5 fxe6 18. Nxg6 hxg6 19. Qd6 Qd8 20. Qxe6+ 1-0

[Event "San Jose op"]
[Site "San Jose"]
[Date "2013.07.20"]
[Round "7"]
[White "Flores Rojas, Federico"]
[Black "Espinoza Guerrero, Warner"]
[Result "1/2-1/2"]
[ECO "E91"]
[WhiteElo "1979"]
[BlackElo "2052"]
[PlyCount "119"]
[EventDate "2013.06.29"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "CRI"]
[SourceTitle "EXT 2014"]
[Source "ChessBase"]
[SourceDate "2013.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2013.11.20"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Nf3 0-0 6. Be2 c5 7. 0-0 Nbd7 8. d5 Nb6 9. h3 e5 10. dxe6 Bxe6 11. b3 Nfd7 12. Bg5 Bf6 13. Bxf6 Qxf6 14. Qc2 Ne5 15. Rad1 Nxf3+ 16. Bxf3 Bxh3 17. Nb5 Rad8 18. Rd3 a6 19. gxh3 axb5 20. cxb5 Nd7 21. Bg2 Ne5 22. Qc3 Qf4 23. Rd5 f6 24. Rfd1 Nf7 25. Qd2 Qxd2 26. R1xd2 b6 27. h4 Rfe8 28. f4 Rc8 29. Rc2 Rc7 30. Kf2 Kf8 31. Rc4 h6 32. Bh3 Rce7 33. Bg2 g5 34. hxg5 hxg5 35. Bf3 gxf4 36. Bh5 Rxe4 37. Rxe4 Rxe4 38. Bxf7 Kxf7 39. Rxd6 Re6 40. Rd7+ Kg6 41. Rc7 Kf5 42. Kf3 Rd6 43. Rb7 Ke5 44. Re7+ Kd4 45. Kxf4 Kc3 46. Re3+ Kb4 47. a4 c4 48. bxc4 Kxc4 49. Re4+ Kc5 50. Kf5 Kd5 51. Rh4 Kc5 52. Rf4 Kd5 53. Re4 Rd8 54. Re1 Kc5 55. Re4 Rd6 56. Rg4 Kd5 57. Rg1 Kc5 58. Rg4 Kd5 59. Rh4 Kc5 60. Re4 1/2-1/2

[Event "San Jose op"]
[Site "San Jose"]
[Date "2013.07.06"]
[Round "4"]
[White "Espinoza Guerrero, Warner"]
[Black "Castillo Trujillo, Ivan"]
[Result "0-1"]
[ECO "D37"]
[WhiteElo "2052"]
[BlackElo "2040"]
[PlyCount "62"]
[EventDate "2013.06.29"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "CRI"]
[SourceTitle "EXT 2014"]
[Source "ChessBase"]
[SourceDate "2013.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2013.11.20"]
[SourceQuality "1"]

1. d4 e6 2. c4 d5 3. Nc3 Be7 4. Bf4 Nf6 5. Nf3 0-0 6. e3 Nbd7 7. a3 c5 8. cxd5 Nxd5 9. Bg3 a6 10. Bd3 b5 11. Rc1 Bb7 12. 0-0 Rc8 13. Qe2 N7f6 14. dxc5 Bxc5 15. e4 Nxc3 16. Rxc3 Be7 17. Rfc1 Rxc3 18. Rxc3 Qa8 19. Ng5 h6 20. e5 hxg5 21. exf6 Bxf6 22. Qh5 Be4 23. Qe2 Rd8 24. h3 Bxd3 25. Rxd3 Rxd3 26. Qxd3 Bxb2 27. Qd2 Bxa3 28. Qxg5 Qd5 29. Qf4 Bf8 30. h4 b4 31. Qg4 b3 0-1

[Event "San Jose op"]
[Site "San Jose"]
[Date "2013.06.30"]
[Round "2"]
[White "Espinoza Guerrero, Warner"]
[Black "Peraza Alvarez, Rafael Eduardo"]
[Result "0-1"]
[ECO "E32"]
[WhiteElo "2052"]
[BlackElo "2054"]
[PlyCount "74"]
[EventDate "2013.06.29"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "CRI"]
[SourceTitle "EXT 2014"]
[Source "ChessBase"]
[SourceDate "2013.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2013.11.20"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 0-0 5. e4 c5 6. e5 Ne8 7. a3 Bxc3+ 8. bxc3 d6 9. Bd3 f5 10. Nf3 Nc6 11. Bf4 cxd4 12. cxd4 dxe5 13. Bxe5 Nxe5 14. dxe5 Bd7 15. 0-0 Bc6 16. Be2 Qa5 17. Rfe1 Nc7 18. Qb2 Rad8 19. Rad1 Na6 20. Ng5 Rde8 21. h4 h6 22. Nh3 f4 23. f3 Ba4 24. Rb1 Qc5+ 25. Kh1 b6 26. Bf1 Qe7 27. Qf2 Nc5 28. h5 Rf5 29. Kg1 Ref8 30. Qd2 Rxh5 31. Nxf4 Qg5 32. g3 Qxg3+ 33. Ng2 Qh2+ 34. Kf2 Rh3 35. Re3 Ne4+ 36. Rxe4 Rhxf3+ 37. Ke2 Rf2+ 0-1

[Event "San Jose op"]
[Site "San Jose"]
[Date "2013.06.30"]
[Round "3"]
[White "Ramirez Arroyo, Joan Emmanuel"]
[Black "Espinoza Guerrero, Warner"]
[Result "1-0"]
[ECO "C14"]
[WhiteElo "2055"]
[BlackElo "2052"]
[PlyCount "55"]
[EventDate "2013.06.29"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "CRI"]
[SourceTitle "EXT 2014"]
[Source "ChessBase"]
[SourceDate "2013.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2013.11.20"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nc3 Nf6 4. Bg5 Be7 5. Bxf6 Bxf6 6. e5 Be7 7. Qg4 g6 8. Bd3 c5 9. Nf3 Qb6 10. 0-0 Qxb2 11. Nb5 Qb4 12. Nc7+ Kd8 13. Rfb1 Qa5 14. Nxa8 c4 15. Be2 b5 16. Ng5 Rf8 17. Nxh7 Rh8 18. Ng5 Rf8 19. Qf4 Nc6 20. h4 Qc3 21. Rd1 Qxc2 22. Bg4 Nb4 23. Nxf7+ Ke8 24. Nc7+ Kd7 25. Nxe6 Ke8 26. Nxf8 Bxg4 27. Qxg4 Bxf8 28. Qc8+ 1-0

[Event "San Jose op"]
[Site "San Jose"]
[Date "2013.06.29"]
[Round "1"]
[White "Vaglio Mattey, Emanuel"]
[Black "Espinoza Guerrero, Warner"]
[Result "1-0"]
[ECO "D06"]
[WhiteElo "2142"]
[BlackElo "2052"]
[PlyCount "55"]
[EventDate "2013.06.29"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "CRI"]
[SourceTitle "EXT 2014"]
[Source "ChessBase"]
[SourceDate "2013.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2013.11.20"]
[SourceQuality "1"]

1. d4 d5 2. c4 Nf6 3. cxd5 Nxd5 4. e4 Nf6 5. Nc3 g6 6. Bc4 Nc6 7. Nge2 Bg7 8. e5 Nd7 9. h4 Nb6 10. Bb3 Bf5 11. Be3 Qd7 12. Rc1 Nb4 13. Nf4 Bh6 14. Bxf7+ Kf8 15. e6 Qd8 16. g4 N6d5 17. Ncxd5 Nxd5 18. Nxd5 Bxe3 19. Nxe3 Be4 20. f3 Bc6 21. d5 Bb5 22. Qd4 Rg8 23. Bxg8 Kxg8 24. h5 g5 25. h6 Qf8 26. Rh5 Qf6 27. Qxf6 exf6 28. Rxc7 1-0

[Event "CRI-ch qual"]
[Site "San Jose"]
[Date "2005.06.25"]
[Round "9"]
[White "Espinoza Guerrero, Warner"]
[Black "Murillo Arguedas, Jaime"]
[Result "1/2-1/2"]
[ECO "A68"]
[WhiteElo "2014"]
[BlackElo "2009"]
[PlyCount "24"]
[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 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. f4 0-0 6. Nf3 c5 7. d5 e6 8. Be2 exd5 9. cxd5 Bg4 10. 0-0 Nbd7 11. h3 Bxf3 12. Bxf3 Re8 1/2-1/2

[Event "CRI-ch qual"]
[Site "San Jose"]
[Date "2005.06.22"]
[Round "8"]
[White "Villalobos, Leon Erick"]
[Black "Espinoza Guerrero, Warner"]
[Result "1/2-1/2"]
[ECO "D87"]
[WhiteElo "2000"]
[BlackElo "2014"]
[PlyCount "55"]
[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 Nf6 2. c4 g6 3. Nc3 d5 4. cxd5 Nxd5 5. e4 Nxc3 6. bxc3 c5 7. Bc4 Bg7 8. Ne2 0-0 9. 0-0 Nc6 10. Be3 Bd7 11. Qd2 Qc7 12. Rac1 Rfd8 13. Rfd1 Na5 14. Bd3 Ba4 15. Re1 Qd7 16. d5 c4 17. Bc2 e6 18. Red1 Bxc2 19. Qxc2 exd5 20. Rxd5 Qc7 21. Rcd1 Nc6 22. Qa4 Ne5 23. Rxd8+ Rxd8 24. Rxd8+ Qxd8 25. Bd4 a6 26. f4 Ng4 27. Qxc4 Bxd4+ 28. Qxd4 1/2-1/2

[Event "CRI-ch qual"]
[Site "San Jose"]
[Date "2005.06.21"]
[Round "7"]
[White "Espinoza Guerrero, Warner"]
[Black "Cordoba Solano, Edwin"]
[Result "0-1"]
[ECO "E38"]
[WhiteElo "2014"]
[BlackElo "2000"]
[PlyCount "62"]
[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 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 c5 5. e3 0-0 6. Bd2 b6 7. Nf3 Bb7 8. Be2 d5 9. 0-0-0 Qe7 10. Rhg1 Nc6 11. g4 cxd4 12. exd4 Bxc3 13. Bxc3 Ne4 14. Bd3 Rfc8 15. Kb1 Nxc3+ 16. bxc3 g6 17. Qe2 dxc4 18. Bc2 b5 19. Rge1 Qa3 20. Qe3 b4 21. cxb4 Qxb4+ 22. Ka1 Qa5 23. Rc1 Nb4 24. Bb1 c3 25. Rxc3 Rxc3 26. Qxc3 Rc8 27. Qe3 Bxf3 28. Qxf3 Nc2+ 29. Bxc2 Qxe1+ 30. Kb2 Qb4+ 31. Qb3 Qxd4+ 0-1

[Event "CRI-ch qual"]
[Site "San Jose"]
[Date "2005.06.20"]
[Round "6"]
[White "Bermudez Munoz, Alexander"]
[Black "Espinoza Guerrero, Warner"]
[Result "1/2-1/2"]
[ECO "A39"]
[WhiteElo "2000"]
[BlackElo "2014"]
[PlyCount "42"]
[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 Nf6 2. c4 g6 3. g3 Bg7 4. Bg2 c5 5. Nf3 cxd4 6. Nxd4 0-0 7. 0-0 Nc6 8. e3 a6 9. Nc3 Qc7 10. Qe2 d6 11. h3 e5 12. Nb3 Ne7 13. e4 Bd7 14. Be3 Rab8 15. Rac1 Rfc8 16. Rfd1 Qxc4 17. Qxc4 Rxc4 18. Nd5 Rxc1 19. Nxe7+ Kf8 20. Nxg6+ hxg6 21. Rxc1 Rc8 1/2-1/2

[Event "CRI-ch qual"]
[Site "San Jose"]
[Date "2005.06.16"]
[Round "5"]
[White "Ramirez Quesada, Franklin"]
[Black "Espinoza Guerrero, Warner"]
[Result "1-0"]
[ECO "B13"]
[WhiteElo "2000"]
[BlackElo "2014"]
[PlyCount "51"]
[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 c6 2. d4 d5 3. exd5 cxd5 4. Nf3 Bg4 5. Be2 Nc6 6. Nbd2 Nf6 7. 0-0 e6 8. Nb3 Bd6 9. Bg5 Qc7 10. h3 h5 11. Rc1 Ne4 12. Be3 f6 13. c4 g5 14. Nbd2 Bxf3 15. Bxf3 Nxd2 16. Bxh5+ Kd7 17. Bxd2 Rag8 18. cxd5 exd5 19. Bg4+ Kd8 20. Qf3 Qf7 21. Rce1 Re8 22. Rxe8+ Kxe8 23. Re1+ Kf8 24. Be6 Nxd4 25. Qxd5 Nxe6 26. Qxd6+ 1-0

[Event "CRI-ch qual"]
[Site "San Jose"]
[Date "2005.06.15"]
[Round "4"]
[White "Espinoza Guerrero, Warner"]
[Black "Alfaro Murillo, Carlos Andres"]
[Result "0-1"]
[ECO "D23"]
[WhiteElo "2014"]
[BlackElo "2058"]
[PlyCount "52"]
[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 dxc4 3. Qa4+ c6 4. Qxc4 Nf6 5. Nf3 Bf5 6. Nc3 h6 7. Bf4 e6 8. Qb3 Qb6 9. Qxb6 axb6 10. h3 Nbd7 11. g4 Bh7 12. Bg2 b5 13. 0-0 Bb4 14. Rfe1 Nb6 15. Nd2 Nfd5 16. Bg3 Nxc3 17. bxc3 Ba3 18. Rf1 Bb2 19. Rad1 Bc2 20. Rde1 Bxc3 21. Rc1 Rxa2 22. Ne4 Bxe4 23. Bxe4 Bxd4 24. Bd6 Rxe2 25. Bf3 Ra2 26. Rcd1 Bf6 0-1

[Event "CRI-ch qual"]
[Site "San Jose"]
[Date "2005.06.13"]
[Round "3"]
[White "Espinoza Guerrero, Warner"]
[Black "Brenes Salgado, Juan Carlos"]
[Result "1-0"]
[ECO "E78"]
[WhiteElo "2014"]
[BlackElo "2000"]
[PlyCount "63"]
[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 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. f4 0-0 6. Nf3 c5 7. d5 Bg4 8. Be2 Nbd7 9. Be3 Nb6 10. Qd2 Nfd7 11. 0-0-0 a5 12. h3 Bxf3 13. gxf3 a4 14. a3 Bxc3 15. Qxc3 Nc8 16. Bd3 b5 17. cxb5 Qb6 18. f5 Nf6 19. Bh6 Re8 20. f4 Na7 21. fxg6 hxg6 22. Rhg1 Nxb5 23. Bxb5 Qxb5 24. f5 Qb3 25. Qxb3 axb3 26. fxg6 fxg6 27. Rxg6+ Kh7 28. Rdg1 Rg8 29. Bg7 Rxg7 30. Rxg7+ Kh6 31. Rxe7 Rf8 32. Rf1 1-0

[Event "CRI-ch qual"]
[Site "San Jose"]
[Date "2005.06.12"]
[Round "2"]
[White "Munoz, Carolina"]
[Black "Espinoza Guerrero, Warner"]
[Result "1/2-1/2"]
[ECO "B03"]
[WhiteElo "2006"]
[BlackElo "2014"]
[PlyCount "51"]
[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. Nf3 Bf5 5. Bc4 Nb6 6. Bb3 Nc6 7. e6 fxe6 8. Ng5 d5 9. g4 h6 10. gxf5 hxg5 11. fxe6 Qd6 12. Qg4 Rh6 13. Be3 Rxe6 14. Nc3 0-0-0 15. 0-0-0 Kb8 16. Bxg5 Qd7 17. f3 Rg6 18. Qg3 Qf5 19. h4 e5 20. dxe5 Nxe5 21. Nxd5 Bd6 22. f4 Nf7 23. Ne3 Qd7 24. c4 Qc6 25. Qf2 Re8 26. Qc2 1/2-1/2

[Event "CRI-ch qual"]
[Site "San Jose"]
[Date "2005.06.11"]
[Round "1"]
[White "Espinoza Guerrero, Warner"]
[Black "Solis Gaitan, Efren"]
[Result "0-1"]
[ECO "A84"]
[WhiteElo "2014"]
[BlackElo "2127"]
[PlyCount "74"]
[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 g6 2. c4 Bg7 3. Nc3 f5 4. f4 Nf6 5. e3 d6 6. Nf3 Nbd7 7. Ng5 Nf8 8. Be2 h6 9. Nf3 N8h7 10. Qc2 e6 11. e4 0-0 12. e5 Nd7 13. Be3 Qe7 14. h4 Rf7 15. h5 g5 16. fxg5 hxg5 17. h6 Bh8 18. Rh5 dxe5 19. Bxg5 Bf6 20. Bxf6 Ndxf6 21. Rh1 exd4 22. Nxd4 c6 23. 0-0-0 Bd7 24. g4 fxg4 25. Rdg1 Kh8 26. Ne4 e5 27. Nxf6 Qxf6 28. Nb3 Rg8 29. Bd3 Ng5 30. Nc5 Bc8 31. Rf1 Nf3 32. Ne4 Qf4+ 33. Kb1 Rd8 34. c5 Rxd3 35. Qxd3 Bf5 36. Qd8+ Kh7 37. Ka1 Bxe4 0-1

[Event "CRI-ch 68th"]
[Site "San Jose"]
[Date "2004.05.18"]
[Round "1"]
[White "Espinoza Guerrero, Warner"]
[Black "Alfaro Murillo, Carlos Andres"]
[Result "1-0"]
[ECO "A51"]
[WhiteElo "2000"]
[BlackElo "2062"]
[PlyCount "81"]
[EventDate "2004.05.18"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "CRI"]
[SourceTitle "EXT 2008"]
[Source "ChessBase"]
[SourceDate "2007.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2007.11.25"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e5 3. e3 Bb4+ 4. Bd2 Bxd2+ 5. Nxd2 exd4 6. exd4 0-0 7. Ngf3 d5 8. Be2 dxc4 9. Nxc4 Nc6 10. 0-0 Be6 11. a3 Nd5 12. Re1 Nf4 13. Bf1 Qf6 14. Nce5 Bd5 15. Nd7 Qf5 16. Nxf8 Nh3+ 17. gxh3 Bxf3 18. Qd2 Rxf8 19. Bd3 Qxh3 20. Qg5 Nxd4 21. Qg3 Qd7 22. Re3 Bd5 23. Bxh7+ Kxh7 24. Qh4+ Kg8 25. Qxd4 f5 26. Qf4 Be4 27. f3 Bd5 28. Rae1 Qc6 29. Kg2 Qf6 30. Re5 g5 31. Qg3 Bc6 32. h3 Rd8 33. Kh2 Rd3 34. Re6 Qxb2+ 35. R1e2 Qg7 36. Re7 Qf6 37. Qxc7 Qd6+ 38. Qxd6 Rxd6 39. Rc7 Rd3 40. Ree7 Rxf3 41. Rc8+ 1-0

