[Event "CRI-ch"]
[Site "San Jose"]
[Date "2024.01.14"]
[Round "9"]
[White "Ruiz Alfaro, Darrel"]
[Black "Jimenez Molina, Juan Leon"]
[Result "1/2-1/2"]
[ECO "A43"]
[WhiteElo "1599"]
[BlackElo "2095"]
[PlyCount "42"]
[EventDate "2024.01.06"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "CRI"]
[SourceTitle "CB05_2024"]
[SourceDate "2024.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2024.01.31"]
[SourceQuality "1"]

1. d4 g6 2. c4 Bg7 3. e4 c5 4. d5 d6 5. Qc2 Nf6 6. Nc3 0-0 7. Bg5 e6 8. 0-0-0 exd5 9. exd5 h6 10. Bf4 Na6 11. a3 Nc7 12. h4 a6 13. Qd2 Kh7 14. Bd3 Bf5 15. h5 Bxd3 16. Qxd3 Qd7 17. hxg6+ fxg6 18. g3 b5 19. Nh3 bxc4 20. Qxc4 Kg8 21. Rhe1 Rae8 1/2-1/2

[Event "CRI-ch"]
[Site "San Jose"]
[Date "2024.01.13"]
[Round "8"]
[White "Lizano Quiros, Matias Haziel"]
[Black "Ruiz Alfaro, Darrel"]
[Result "0-1"]
[ECO "E09"]
[WhiteElo "1801"]
[BlackElo "1599"]
[PlyCount "56"]
[EventDate "2024.01.06"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "CRI"]
[SourceTitle "CB05_2024"]
[SourceDate "2024.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2024.01.31"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. g3 d5 4. Nf3 Be7 5. Bg2 0-0 6. 0-0 c6 7. Qc2 Nbd7 8. Nbd2 b6 9. e4 Bb7 10. e5 Ne8 11. cxd5 cxd5 12. Re1 Nc7 13. Nf1 a5 14. h4 b5 15. N1h2 Ra6 16. h5 f5 17. exf6 Nxf6 18. h6 g6 19. Ne5 Kh8 20. Bf4 Nce8 21. Bf1 Nd6 22. f3 Nf5 23. Rad1 Nh5 24. Bd2 Qb6 25. Nd7 Qd6 26. Nxf8 Qxg3+ 27. Kh1 Qf2 28. Qxf5 Ng3# 0-1

[Event "CRI-ch"]
[Site "San Jose"]
[Date "2024.01.11"]
[Round "6"]
[White "Ruiz Alfaro, Darrel"]
[Black "Bogantes Robleto, Karina"]
[Result "1-0"]
[ECO "D10"]
[WhiteElo "1599"]
[BlackElo "1744"]
[PlyCount "59"]
[EventDate "2024.01.06"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "CRI"]
[SourceTitle "CB05_2024"]
[SourceDate "2024.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2024.01.31"]
[SourceQuality "1"]

1. c4 c6 2. Nc3 d5 3. cxd5 cxd5 4. d4 Nf6 5. Bg5 Ne4 6. Bf4 e6 7. f3 Nxc3 8. bxc3 Bd6 9. Bxd6 Qxd6 10. e3 0-0 11. Bd3 e5 12. Ne2 exd4 13. cxd4 Re8 14. Qd2 Bd7 15. 0-0 Re6 16. e4 Rh6 17. e5 Qe7 18. f4 Qh4 19. h3 Nc6 20. Rab1 Rb8 21. Qe3 Kh8 22. f5 a6 23. Rf4 Qg5 24. Qf3 Bc8 25. Qxd5 Rxh3 26. Qxc6 bxc6 27. Rxb8 h5 28. Rxc8+ Kh7 29. Bc4 Re3 30. Bxf7 1-0

[Event "CRI-ch"]
[Site "San Jose"]
[Date "2024.01.10"]
[Round "5"]
[White "Quesada Fallas, Esteban"]
[Black "Ruiz Alfaro, Darrel"]
[Result "1-0"]
[ECO "E08"]
[WhiteElo "1654"]
[BlackElo "1599"]
[PlyCount "71"]
[EventDate "2024.01.06"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "CRI"]
[SourceTitle "CB05_2024"]
[SourceDate "2024.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2024.01.31"]
[SourceQuality "1"]

1. c4 Nf6 2. g3 e6 3. Bg2 d5 4. Nf3 Be7 5. d4 Nbd7 6. 0-0 c6 7. Nc3 0-0 8. b3 b6 9. Qc2 Ba6 10. Rd1 dxc4 11. bxc4 Bxc4 12. Ne5 Nxe5 13. dxe5 Nd5 14. a3 Qc7 15. Ne4 Ba6 16. Bb2 f5 17. exf6 gxf6 18. Ng5 fxg5 19. Rxd5 Rac8 20. Rd2 Rf7 21. Bh3 Bc5 22. e3 Re8 23. Rad1 Bc8 24. Qe4 e5 25. Bg4 Bxg4 26. Qxg4 Qe7 27. Rd7 Qf6 28. Rxf7 Kxf7 29. Qe4 Kg8 30. Rd7 Re7 31. Rd8+ Kg7 32. Rc8 Re6 33. Rxc6 Kh6 34. Bxe5 Qg6 35. Rxe6 Qxe6 36. Bg7+ 1-0

[Event "CRI-ch"]
[Site "San Jose"]
[Date "2024.01.07"]
[Round "3"]
[White "Canales Chinchilla, Victoria"]
[Black "Ruiz Alfaro, Darrel"]
[Result "1/2-1/2"]
[ECO "B22"]
[WhiteElo "1683"]
[BlackElo "1599"]
[PlyCount "90"]
[EventDate "2024.01.06"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "CRI"]
[SourceTitle "CB05_2024"]
[SourceDate "2024.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2024.01.31"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nf6 3. e5 Nd5 4. Be2 Nc6 5. c3 g6 6. 0-0 Bg7 7. d4 cxd4 8. cxd4 d6 9. Bb5 0-0 10. h3 Bf5 11. Bd2 dxe5 12. Bxc6 bxc6 13. dxe5 Rb8 14. Qc1 Qb6 15. b3 Rfc8 16. Re1 Qc7 17. Na3 Rd8 18. Nc4 Bh8 19. Ba5 Nb6 20. Qh6 Bg7 21. Qh4 Rd3 22. Nd4 Qd7 23. Nxf5 gxf5 24. Bxb6 axb6 25. Qh5 e6 26. Rad1 Rd5 27. Ne3 Rd4 28. Nc4 Rd8 29. Rxd4 Qxd4 30. Nd6 Rf8 31. Qe2 Rd8 32. Qh5 Rd7 33. Qg5 Kf8 34. Nc4 b5 35. Ne3 Qxe5 36. Rc1 c5 37. Qh5 Kg8 38. Qf3 Rd8 39. Qc6 Bf8 40. Qxb5 Rd2 41. Nc4 Qe2 42. Rf1 Rxa2 43. Qb8 Rc2 44. Ne5 Kg7 45. Nd7 Be7 1/2-1/2

[Event "CRI-ch"]
[Site "San Jose"]
[Date "2024.01.06"]
[Round "2"]
[White "Ruiz Alfaro, Darrel"]
[Black "Barboza Viquez, Martin Eduardo"]
[Result "0-1"]
[ECO "E06"]
[WhiteElo "1599"]
[BlackElo "1780"]
[PlyCount "109"]
[EventDate "2024.01.06"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "CRI"]
[SourceTitle "CB05_2024"]
[SourceDate "2024.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2024.01.31"]
[SourceQuality "1"]

1. Nf3 Nf6 2. d4 e6 3. c4 d5 4. g3 Bb4+ 5. Bd2 Be7 6. Bg2 0-0 7. 0-0 c6 8. Qc2 b6 9. Ne5 Bb7 10. Bf4 Nbd7 11. b3 c5 12. dxc5 Bxc5 13. Nc3 Rc8 14. Rad1 Ba8 15. e4 Nxe5 16. Bxe5 Nd7 17. Bf4 e5 18. Bc1 d4 19. Ne2 a6 20. Kh1 Bc6 21. f4 f6 22. Qb2 Qe7 23. Rfe1 b5 24. cxb5 Bxb5 25. a4 Bc6 26. Bd2 Rb8 27. Qa2 Kh8 28. Nc1 Bd6 29. Nd3 Nc5 30. Nxc5 Bxc5 31. Rc1 Rfc8 32. fxe5 fxe5 33. Bf1 Qb7 34. Bd3 Bd6 35. Rb1 Qf7 36. Rf1 Qg6 37. Rbe1 Rc7 38. Rf3 Qg4 39. Ref1 h6 40. R3f2 Rcc8 41. Kg1 Rf8 42. Qc2 Bb7 43. Bc4 Rxf2 44. Kxf2 Rf8+ 45. Kg1 h5 46. Qd3 h4 47. Qe2 Qg6 48. Qg2 Bc5 49. Bd3 Qg4 50. gxh4 Qxh4 51. Qg3 Qxg3+ 52. hxg3 Rf6 53. Bc4 d3+ 54. Kh1 Bf2 55. Kg2 0-1

[Event "CRI-ch"]
[Site "San Jose"]
[Date "2024.01.06"]
[Round "1"]
[White "Ruiz Alfaro, Darrel"]
[Black "Minero Pineda, Carlos"]
[Result "0-1"]
[ECO "E08"]
[WhiteElo "1599"]
[BlackElo "1973"]
[PlyCount "72"]
[EventDate "2024.01.06"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "CRI"]
[SourceTitle "CB05_2024"]
[SourceDate "2024.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2024.01.31"]
[SourceQuality "1"]

1. Nf3 Nf6 2. d4 d5 3. g3 e6 4. Bg2 Be7 5. 0-0 0-0 6. c4 c6 7. Qc2 Nbd7 8. Rd1 Ne4 9. b3 f5 10. Bb2 Ndf6 11. Ne5 Bd7 12. f3 Nd6 13. Nd2 Be8 14. Re1 Nf7 15. Nd3 Kh8 16. e4 fxe4 17. fxe4 Nxe4 18. Nxe4 dxe4 19. Nf4 Ng5 20. h4 Nf3+ 21. Bxf3 exf3 22. Rxe6 Rxf4 23. gxf4 Bxh4 24. d5 f2+ 25. Kh1 Kg8 26. Re5 Bg3 27. Rg5 Bg6 28. Qc3 Qe7 29. Qxg3 Qe2 30. f5 f1Q+ 31. Rxf1 Qxf1+ 32. Kh2 Re8 33. Be5 Qe2+ 34. Kh3 Rxe5 35. Qf4 Qd3+ 36. Rg3 Qxf5+ 0-1

