[Event "COL-ch Students"]
[Site "Santa Fe"]
[Date "2023.09.25"]
[Round "5"]
[White "Perez Martinez, Jose Ricardo"]
[Black "Guzman Gallego, Juan David"]
[Result "1-0"]
[ECO "A46"]
[PlyCount "115"]
[EventDate "2023.09.23"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "COL"]
[SourceTitle "CBM 216 Extra"]
[Source "ChessBase"]
[SourceDate "2023.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2023.11.30"]
[SourceQuality "1"]

1. d4 c5 2. Nf3 cxd4 3. Nxd4 Nf6 4. Nc3 a6 5. e4 Qc7 6. f4 e5 7. fxe5 Qxe5 8. Nf3 Qc5 9. Qd4 Nc6 10. Qxc5 Bxc5 11. h3 Nd4 12. Bd3 d6 13. Bf4 Nxf3+ 14. gxf3 b5 15. 0-0-0 h6 16. Be2 Ke7 17. h4 Be6 18. e5 dxe5 19. Bxe5 Rad8 20. Bd3 Bd4 21. Bxd4 Rxd4 22. Rdg1 g6 23. Ne2 Rd6 24. Re1 Nh5 25. b3 Rc8 26. Kb2 Kf8 27. Rhg1 Bd5 28. f4 Bf3 29. Ref1 Rxd3 30. cxd3 Bxe2 31. Rf2 Bxd3 32. Rc1 Rxc1 33. Kxc1 Nf6 34. Rd2 Bf5 35. Rd6 Kg7 36. Rxa6 Nh5 37. Rb6 Bd3 38. Kd2 Nxf4 39. a4 bxa4 40. bxa4 Be4 41. a5 g5 42. Ke3 Bh1 43. Rb1 Bd5 44. hxg5 hxg5 45. a6 Ne6 46. Rb8 Nc7 47. a7 Na8 48. Rd8 Bc6 49. Rc8 Bd5 50. Rd8 Bh1 51. Rd1 Bg2 52. Rd2 Bc6 53. Rd6 Bb7 54. Rd7 Bc8 55. Rd8 Nb6 56. Rxc8 Nxc8 57. a8Q Nd6 58. Qd5 1-0

[Event "COL-ch Students"]
[Site "Santa Fe"]
[Date "2023.09.25"]
[Round "6"]
[White "Ramirez Hernandez, Eduard Santiago"]
[Black "Perez Martinez, Jose Ricardo"]
[Result "1-0"]
[ECO "A01"]
[PlyCount "107"]
[EventDate "2023.09.23"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "COL"]
[SourceTitle "CBM 216 Extra"]
[Source "ChessBase"]
[SourceDate "2023.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2023.11.30"]
[SourceQuality "1"]

1. b3 Nf6 2. Bb2 d5 3. e3 Bf5 4. d4 e6 5. Bd3 Bxd3 6. Qxd3 Nbd7 7. Nf3 Bd6 8. Nbd2 0-0 9. c4 c6 10. 0-0 Re8 11. Rfe1 e5 12. e4 dxe4 13. Nxe4 Nxe4 14. Qxe4 Nf6 15. Qh4 exd4 16. Rxe8+ Qxe8 17. Bxd4 Qe6 18. Re1 Qf5 19. Bxf6 Qxf6 20. Qxf6 gxf6 21. Nd4 Kf8 22. Nf5 Bc5 23. Rd1 Be7 24. h4 Rd8 25. Rxd8+ Bxd8 26. Kh2 h5 27. Kh3 b5 28. cxb5 cxb5 29. g4 hxg4+ 30. Kxg4 Bc7 31. Nh6 f5+ 32. Kxf5 Kg7 33. Ng4 a5 34. h5 Bd8 35. Ke5 a4 36. bxa4 bxa4 37. f4 Bc7+ 38. Ke4 Bd8 39. f5 Bg5 40. Kd5 a3 41. Kd6 f6 42. Ke6 Bh4 43. Nxf6 Kh6 44. Ne8 Kxh5 45. f6 Bg5 46. f7 Bh6 47. Ke7 Kg5 48. Nd6 Kf4 49. Nc4 Ke4 50. Nxa3 Kd4 51. Ke8 Kc3 52. Nb5+ Kb4 53. Nd4 Ka3 54. Nf5 1-0

[Event "COL-ch Students"]
[Site "Santa Fe"]
[Date "2023.09.24"]
[Round "3"]
[White "Perez Martinez, Jose Ricardo"]
[Black "Calderon, Juan David"]
[Result "0-1"]
[ECO "A48"]
[BlackElo "1475"]
[PlyCount "74"]
[EventDate "2023.09.23"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "COL"]
[SourceTitle "CBM 216 Extra"]
[Source "ChessBase"]
[SourceDate "2023.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2023.11.30"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 g6 3. Bg5 Ne4 4. Bf4 Bg7 5. c4 c5 6. e3 Qa5+ 7. Nbd2 Nxd2 8. Qxd2 Qxd2+ 9. Kxd2 cxd4 10. exd4 d6 11. Bd3 Bg4 12. d5 Bxf3 13. gxf3 Bxb2 14. Rab1 Bd4 15. Rxb7 Nd7 16. Be3 Bb6 17. Bxb6 axb6 18. Rc7 Rxa2+ 19. Ke3 Kd8 20. Rc6 Ra3 21. f4 g5 22. Kd4 Nc5 23. Rd1 e5+ 24. fxe5 dxe5+ 25. Ke3 e4 26. Rxb6 Re8 27. Rb8+ Kd7 28. Rxe8 Kxe8 29. Kd4 Rxd3+ 30. Rxd3 exd3 31. Ke3 f5 32. Kd2 Kd7 33. Kc3 Kd6 34. Kd2 Ke5 35. Ke3 f4+ 36. Kd2 Kd4 37. h3 Ne4+ 0-1

[Event "COL-ch Students"]
[Site "Santa Fe"]
[Date "2023.09.24"]
[Round "4"]
[White "Rojas Velasco, John Sebastian"]
[Black "Perez Martinez, Jose Ricardo"]
[Result "1-0"]
[ECO "D94"]
[PlyCount "47"]
[EventDate "2023.09.23"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "COL"]
[SourceTitle "CBM 216 Extra"]
[Source "ChessBase"]
[SourceDate "2023.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2023.11.30"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. Nf3 Bg7 5. e3 0-0 6. Bd3 Re8 7. 0-0 Nc6 8. cxd5 Nxd5 9. Bb5 a6 10. Bxc6 bxc6 11. Ne4 h6 12. h3 g5 13. Qa4 g4 14. hxg4 Bxg4 15. Ne5 Be2 16. Nxc6 Qd7 17. Nc5 Qg4 18. f3 Qh4 19. Nd7 Bxf1 20. Kxf1 e5 21. Qb3 Nb6 22. Ndxe5 Qh1+ 23. Kf2 Bf6 24. Qxf7+ 1-0

[Event "COL-ch Students"]
[Site "Santa Fe"]
[Date "2023.09.23"]
[Round "2"]
[White "Canchala Jimenez, Juan Manuel"]
[Black "Perez Martinez, Jose Ricardo"]
[Result "1-0"]
[ECO "B07"]
[WhiteElo "1658"]
[PlyCount "35"]
[EventDate "2023.09.23"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "COL"]
[SourceTitle "CBM 216 Extra"]
[Source "ChessBase"]
[SourceDate "2023.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2023.11.30"]
[SourceQuality "1"]

1. e4 d6 2. Nc3 Nf6 3. f4 g6 4. Nf3 Bg7 5. Bc4 c6 6. d3 0-0 7. 0-0 a5 8. a4 Na6 9. Qe1 Nb4 10. Bb3 Rb8 11. Qh4 b5 12. f5 Bd7 13. Bh6 c5 14. fxg6 hxg6 15. Ng5 Be8 16. Rxf6 Bxf6 17. Bg7 Bd4+ 18. Bxd4 1-0

[Event "COL-ch Students"]
[Site "Santa Fe"]
[Date "2023.09.23"]
[Round "1"]
[White "Perez Martinez, Jose Ricardo"]
[Black "Rojas Castillo, Leibnitz Edison"]
[Result "0-1"]
[ECO "D02"]
[BlackElo "1918"]
[PlyCount "76"]
[EventDate "2023.09.23"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "COL"]
[SourceTitle "CBM 216 Extra"]
[Source "ChessBase"]
[SourceDate "2023.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2023.11.30"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 Nf6 3. Bf4 c5 4. e3 Nc6 5. Nbd2 Qb6 6. dxc5 Qxb2 7. Nb3 e5 8. Bg5 Ne4 9. Bb5 Qc3+ 10. Kf1 Qb4 11. Qxd5 Qxb5+ 12. c4 Qa4 13. Qxe4 f6 14. Bh4 Be6 15. Nfd2 g5 16. Bg3 f5 17. Qf3 0-0-0 18. h4 g4 19. Qe2 h5 20. Kg1 Bg7 21. Rb1 Rd7 22. Kh2 Rhd8 23. Rhd1 Qxa2 24. Ra1 Qb2 25. Rdb1 Qc3 26. Rc1 Rxd2 27. Nxd2 Qxd2 28. Qf1 f4 29. Rd1 fxg3+ 30. fxg3 Qc2 31. Rxd8+ Kxd8 32. Rd1+ Kc7 33. Rd6 Qxc4 34. Qb1 e4 35. Qd1 Be5 36. Rd2 Qxc5 37. Qe2 Qe7 38. Kg1 Bxg3 0-1

