[Event "COL-ch U20"]
[Site "Bogota"]
[Date "2025.02.02"]
[Round "9"]
[White "Jimenez Pirajan, Samuel Esteban"]
[Black "Torres Millan, Kevin Gilberto"]
[Result "1-0"]
[ECO "B92"]
[WhiteElo "1565"]
[BlackElo "1720"]
[PlyCount "47"]
[EventDate "2025.01.29"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CB06_2025"]
[SourceDate "2025.02.05"]
[SourceVersion "1"]
[SourceVersionDate "2025.02.05"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Be3 e5 7. Nb3 Be6 8. Be2 Be7 9. f3 Nc6 10. Qd2 Qc7 11. g3 b5 12. a3 0-0-0 13. 0-0-0 h5 14. Nd5 Bxd5 15. exd5 Nb8 16. Kb1 Nbd7 17. Na5 Nxd5 18. Qxd5 Qxa5 19. Qxf7 Bf6 20. Rxd6 Rhe8 21. Rhd1 Re7 22. Qd5 Kb8 23. Rxf6 gxf6 24. Qd6+ 1-0

[Event "COL-ch U20"]
[Site "Bogota"]
[Date "2025.02.02"]
[Round "8"]
[White "Rodriguez Rodriguez, Thiago"]
[Black "Jimenez Pirajan, Samuel Esteban"]
[Result "0-1"]
[ECO "C07"]
[BlackElo "1565"]
[PlyCount "62"]
[EventDate "2025.01.29"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CB06_2025"]
[SourceDate "2025.02.05"]
[SourceVersion "1"]
[SourceVersionDate "2025.02.05"]
[SourceQuality "1"]

1. e4 e6 2. d4 c5 3. Nf3 d5 4. Nc3 Nc6 5. Bb5 dxe4 6. Nxe4 cxd4 7. c3 Bd7 8. Nxd4 Nxd4 9. Bxd7+ Qxd7 10. cxd4 Qc6 11. Nc3 Qxg2 12. Rf1 Nf6 13. Nb5 Bb4+ 14. Nc3 Bxc3+ 15. bxc3 0-0 16. Ba3 Rfe8 17. Bd6 Rad8 18. Be5 Ng4 19. Bf4 e5 20. Bg3 exd4+ 21. Kd2 dxc3+ 22. Kxc3 Qc6+ 23. Kb3 Qb5+ 24. Ka3 Qa5+ 25. Kb3 Rxd1 26. Raxd1 Rc8 27. Rd3 Qb5+ 28. Ka3 Qxd3+ 29. Kb2 Rc2+ 30. Ka1 Qc3+ 31. Kb1 Qb2# 0-1

[Event "COL-ch U20"]
[Site "Bogota"]
[Date "2025.02.01"]
[Round "6"]
[White "Conde Granada, Alain Camilo"]
[Black "Jimenez Pirajan, Samuel Esteban"]
[Result "1-0"]
[ECO "D12"]
[WhiteElo "1694"]
[BlackElo "1565"]
[PlyCount "163"]
[EventDate "2025.01.29"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CB06_2025"]
[SourceDate "2025.02.05"]
[SourceVersion "1"]
[SourceVersionDate "2025.02.05"]
[SourceQuality "1"]

1. Nf3 d5 2. d4 Bf5 3. e3 e6 4. c4 c6 5. Nc3 Nf6 6. Nh4 Bg6 7. Bd3 dxc4 8. Bxc4 Nd5 9. Nxg6 hxg6 10. e4 Nxc3 11. bxc3 Qa5 12. Qb3 Nd7 13. Bd2 Qc7 14. g3 Nf6 15. e5 Nd5 16. 0-0 Rb8 17. a4 Be7 18. Rfc1 0-0 19. Bxd5 exd5 20. c4 dxc4 21. Qxc4 Qd7 22. Bc3 Qd5 23. Qxd5 cxd5 24. Bd2 Rfc8 25. Rab1 b6 26. Bf4 g5 27. Be3 f6 28. f4 fxe5 29. fxe5 Kf7 30. h3 Ke6 31. Kg2 Ba3 32. Rf1 Rc2+ 33. Kf3 Kf5 34. Rb5 Rf8 35. Rfb1 Rh2 36. g4+ Ke6+ 37. Kg3 Re2 38. R5b3 Be7 39. Ra1 Bd8 40. a5 bxa5 41. Rc1 a4 42. Rc6+ Kf7 43. Rd3 Be7 44. Rc7 Ke6 45. Rxa7 a3 46. Rxe7+ Kxe7 47. Bxg5+ Ke6 48. Rxa3 Rff2 49. Ra6+ Kf7 50. Rd6 Rg2+ 51. Kh4 Ra2 52. e6+ Kg6 53. e7+ Kf7 54. Rd8 Rge2 55. Rf8+ Kg6 56. e8Q+ Rxe8 57. Rxe8 Ra4 58. Re5 Rxd4 59. Kg3 Rd3+ 60. Kg2 Kf7 61. h4 d4 62. h5 Rb3 63. Re7+ Kf8 64. Rd7 d3 65. Rd4 Kf7 66. Kf2 Rb5 67. Bf4 Rb2+ 68. Ke3 Rg2 69. Bg5 d2 70. Kf3 Rg1 71. Rxd2 Rb1 72. Rd7+ Kg8 73. Re7 Rf1+ 74. Ke4 Rg1 75. Kf5 Kh7 76. h6 Rf1+ 77. Bf4 Kh8 78. Kg6 Rxf4 79. Re8+ Rf8 80. hxg7+ Kg8 81. gxf8N Kh8 82. Nh7# 1-0

[Event "COL-ch U20"]
[Site "Bogota"]
[Date "2025.02.01"]
[Round "7"]
[White "Jimenez Pirajan, Samuel Esteban"]
[Black "Ramirez Mejia, Jose Gregorio"]
[Result "0-1"]
[ECO "B50"]
[WhiteElo "1565"]
[BlackElo "1452"]
[PlyCount "112"]
[EventDate "2025.01.29"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CB06_2025"]
[SourceDate "2025.02.05"]
[SourceVersion "1"]
[SourceVersionDate "2025.02.05"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. Bc4 Nf6 4. Nc3 Bg4 5. h3 Bh5 6. d3 e6 7. Bg5 Be7 8. Ne2 d5 9. exd5 exd5 10. Bb5+ Nbd7 11. Nf4 Bxf3 12. Qxf3 Qa5+ 13. c3 Qxb5 14. 0-0 0-0 15. Bxf6 Nxf6 16. g4 h6 17. h4 Qc6 18. Kh1 d4 19. Qxc6 bxc6 20. f3 dxc3 21. bxc3 Nd5 22. Nxd5 cxd5 23. h5 Bf6 24. Rac1 Rac8 25. c4 dxc4 26. Rxc4 Rfd8 27. Rd1 Rd4 28. Rc2 Rcd8 29. Rxc5 Rxd3 30. Rxd3 Rxd3 31. Ra5 Rxf3 32. Kg2 Rd3 33. Rxa7 Rd2+ 34. Kh3 Be5 35. g5 Rh2+ 36. Kg4 hxg5 37. Kxg5 f6+ 38. Kg6 Rg2+ 39. Kf5 Rg5+ 40. Ke6 Rxh5 41. a4 Bc3 42. Rc7 Re5+ 43. Kd6 Bb4+ 44. Kd7 Re7+ 45. Kc6 Rxc7+ 46. Kxc7 f5 47. a5 Bxa5+ 48. Kb7 f4 49. Ka8 f3 50. Kb7 f2 51. Ka8 f1Q 52. Kb7 Qb5+ 53. Kc8 Qc6+ 54. Kb8 Bc7+ 55. Kc8 Bg3+ 56. Kd8 Bh4# 0-1

[Event "COL-ch U20"]
[Site "Bogota"]
[Date "2025.01.31"]
[Round "5"]
[White "Jimenez Pirajan, Samuel Esteban"]
[Black "Rivera Robayo, Juan Jose"]
[Result "0-1"]
[ECO "B33"]
[WhiteElo "1565"]
[BlackElo "1655"]
[PlyCount "60"]
[EventDate "2025.01.29"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CB06_2025"]
[SourceDate "2025.02.05"]
[SourceVersion "1"]
[SourceVersionDate "2025.02.05"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 e5 6. Ndb5 d6 7. Bg5 a6 8. Bxf6 gxf6 9. Na3 b5 10. Nd5 Bg7 11. Bd3 Ne7 12. c4 Nxd5 13. cxd5 0-0 14. 0-0 f5 15. f3 Qg5 16. Nc2 Bh6 17. Kh1 Kh8 18. Qe2 Rg8 19. Rae1 f4 20. Rc1 Qh5 21. Ne1 Bg5 22. Rc6 Bh4 23. Rf2 Bg3 24. h3 Rg6 25. Qc2 Bxh3 26. gxh3 Rag8 27. Bf1 Qh4 28. Nd3 Bxf2 29. Nxf2 Rg1+ 30. Kh2 Qg3# 0-1

[Event "COL-ch U20"]
[Site "Bogota"]
[Date "2025.01.31"]
[Round "4"]
[White "Sanchez Aragon, Michael Alejandro"]
[Black "Jimenez Pirajan, Samuel Esteban"]
[Result "1/2-1/2"]
[ECO "C50"]
[WhiteElo "1672"]
[BlackElo "1565"]
[PlyCount "117"]
[EventDate "2025.01.29"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CB06_2025"]
[SourceDate "2025.02.05"]
[SourceVersion "1"]
[SourceVersionDate "2025.02.05"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. d3 Bc5 5. Bg5 h6 6. Bh4 d6 7. h3 Be6 8. Nbd2 d5 9. Bxf6 gxf6 10. exd5 Bxd5 11. Qe2 Nd4 12. Nxd4 Bxd4 13. Bxd5 Qxd5 14. Ne4 0-0-0 15. c3 Bb6 16. Nxf6 Qxg2 17. Qg4+ Qxg4 18. Nxg4 Rxd3 19. Ke2 Rd6 20. Rad1 h5 21. Rxd6 cxd6 22. Nf6 Rh6 23. Nd5 Kd7 24. Nxb6+ axb6 25. Rg1 Rg6 26. Rxg6 fxg6 27. Kd3 Ke6 28. Kc4 Kd7 29. Kd5 g5 30. f3 Ke7 31. a4 Kf6 32. Ke4 Ke6 33. c4 Kf6 34. b4 Ke6 35. a5 Kf6 36. axb6 Ke6 37. b5 Kf6 38. Kd5 Ke7 39. c5 dxc5 40. Kxe5 c4 41. Kd4 Kd6 42. Kxc4 Ke5 43. Kc5 h4 44. Kc4 Kf4 45. Kd5 Kxf3 46. Kd6 g4 47. Kc7 gxh3 48. Kxb7 h2 49. Kc8 h1Q 50. b7 Qd1 51. b8Q Qc2+ 52. Qc7 Qf5+ 53. Qd7 Qf8+ 54. Kc7 Qf4+ 55. Qd6 h3 56. Qxf4+ Kxf4 57. b6 h2 58. b7 h1Q 59. b8Q 1/2-1/2

[Event "COL-ch U20"]
[Site "Bogota"]
[Date "2025.01.30"]
[Round "2"]
[White "Galvis Cala, Miguel Angel"]
[Black "Jimenez Pirajan, Samuel Esteban"]
[Result "1-0"]
[ECO "E01"]
[WhiteElo "1704"]
[BlackElo "1565"]
[PlyCount "133"]
[EventDate "2025.01.29"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CB06_2025"]
[SourceDate "2025.02.05"]
[SourceVersion "1"]
[SourceVersionDate "2025.02.05"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nf3 Nf6 4. g3 c5 5. cxd5 Nxd5 6. e4 Nf6 7. Nc3 cxd4 8. Qxd4 Qxd4 9. Nxd4 Bb4 10. Bd3 e5 11. Ndb5 Ba5 12. f4 Nc6 13. a3 a6 14. Nd6+ Ke7 15. Nc4 exf4 16. Nxa5 Nxa5 17. Bxf4 Rd8 18. Bc2 Nc6 19. 0-0 Nd4 20. Bd3 Bh3 21. e5 Ng4 22. Bg5+ f6 23. exf6+ gxf6 24. Rae1+ Kf7 25. Rf4 h6 26. Bxf6 Nxf6 27. Ne4 Bf5 28. Nxf6 Kxf6 29. Bxf5 Nxf5 30. Ref1 Rd5 31. g4 Rg8 32. Rxf5+ Rxf5 33. Rxf5+ Ke6 34. h3 Rd8 35. Rh5 Rd1+ 36. Kg2 Rd2+ 37. Kg3 Rxb2 38. Rxh6+ Kf7 39. Kf4 Kg7 40. g5 Rb3 41. h4 Rxa3 42. Rb6 Ra4+ 43. Kg3 Ra3+ 44. Kg4 Ra4+ 45. Kh5 Re4 46. Rxb7+ Kg8 47. g6 a5 48. Ra7 a4 49. Kg5 Rc4 50. h5 Rb4 51. Kh6 Rf4 52. Ra8+ Rf8 53. Rxf8+ Kxf8 54. Kh7 a3 55. g7+ Ke7 56. g8Q Kd6 57. Qb3 Ke5 58. Qxa3 Kf6 59. Qf8+ Kg5 60. Qg7+ Kh4 61. Kg8 Kxh5 62. Kf7 Kh4 63. Kf6 Kh3 64. Kf5 Kh2 65. Kf4 Kh1 66. Kf3 Kh2 67. Qg2# 1-0

[Event "COL-ch U20"]
[Site "Bogota"]
[Date "2025.01.30"]
[Round "3"]
[White "Jimenez Pirajan, Samuel Esteban"]
[Black "Guayazan Galeano, Juan David"]
[Result "1-0"]
[ECO "C10"]
[WhiteElo "1565"]
[PlyCount "97"]
[EventDate "2025.01.29"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CB06_2025"]
[SourceDate "2025.02.05"]
[SourceVersion "1"]
[SourceVersionDate "2025.02.05"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. exd5 exd5 4. Nf3 Nf6 5. Nc3 c5 6. Bg5 Nc6 7. Bb5 Bd7 8. 0-0 Be7 9. Bxf6 Bxf6 10. Nxd5 Nxd4 11. Nxf6+ Qxf6 12. Nxd4 0-0 13. Bxd7 Qxd4 14. Qxd4 cxd4 15. Rad1 a5 16. Rxd4 Ra7 17. Rfd1 b6 18. Bc8 g6 19. Bg4 Rc7 20. c3 Re8 21. Rd6 Rc5 22. Rxb6 Rd5 23. Rf1 Kg7 24. Bd1 Red8 25. Bb3 Rd2 26. Rb7 Rf8 27. Rd1 Rxb2 28. Ra7 Kf6 29. Rxa5 Re8 30. c4 Rd2 31. Rf1 h5 32. c5 g5 33. c6 Rc8 34. Rc1 Re2 35. c7 Rxc7 36. Ra6+ Kg7 37. Kf1 Rxa2 38. Rxc7 Rxa6 39. Rxf7+ Kg6 40. Rb7 Ra1+ 41. Ke2 Rh1 42. h3 Rh2 43. Kf3 g4+ 44. Kg3 Rh1 45. hxg4 h4+ 46. Kf3 Rc1 47. Kf4 Rf1 48. g5 Rg1 49. Bc2+ 1-0

[Event "COL-ch U20"]
[Site "Bogota"]
[Date "2025.01.29"]
[Round "1"]
[White "Jimenez Pirajan, Samuel Esteban"]
[Black "Borre Meza, Orlando David"]
[Result "0-1"]
[ECO "C50"]
[WhiteElo "1565"]
[BlackElo "1883"]
[PlyCount "104"]
[EventDate "2025.01.29"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CB06_2025"]
[SourceDate "2025.02.05"]
[SourceVersion "1"]
[SourceVersionDate "2025.02.05"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Be7 4. d4 d6 5. h3 Nf6 6. Nc3 0-0 7. Bg5 h6 8. Bh4 a6 9. dxe5 Nxe5 10. Nxe5 dxe5 11. Bxf6 Bxf6 12. Qxd8 Rxd8 13. Nd5 Be6 14. Nxf6+ gxf6 15. Bxe6 fxe6 16. Ke2 Rd4 17. f3 Rad8 18. Rad1 Kf7 19. c3 R4d6 20. g4 Kg6 21. b4 Kg5 22. Rxd6 Rxd6 23. Rd1 Rxd1 24. Kxd1 Kh4 25. Ke2 Kxh3 26. Kf2 b5 27. Ke2 Kg2 28. Ke3 Kg3 29. Ke2 Kf4 30. Kf2 f5 31. gxf5 exf5 32. exf5 Kxf5 33. Kg3 Kg5 34. Kg2 Kf4 35. Kf2 e4 36. fxe4 Kxe4 37. c4 bxc4 38. a4 c6 39. Ke2 h5 40. b5 cxb5 41. axb5 axb5 42. Kd2 h4 43. Kc3 h3 44. Kb4 h2 45. Kxb5 h1Q 46. Kxc4 Qc1+ 47. Kb4 Kd4 48. Kb5 Qc5+ 49. Ka6 Qb4 50. Ka7 Kc5 51. Ka8 Kc6 52. Ka7 Qb7# 0-1

