[Event "Bogota Avenida Chile op 5th"]
[Site "Bogota"]
[Date "2025.06.15"]
[Round "3"]
[White "Garcia Diaz, Juan Manuel"]
[Black "Pinzon, Jairo David"]
[Result "0-1"]
[ECO "B21"]
[WhiteElo "1955"]
[BlackElo "2201"]
[PlyCount "76"]
[EventDate "2025.06.15"]
[EventType "swiss (rapid)"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "CB25_2025"]
[SourceDate "2025.06.18"]
[SourceVersion "1"]
[SourceVersionDate "2025.06.18"]
[SourceQuality "1"]

1. e4 c5 2. d4 cxd4 3. c3 Nf6 4. Bd3 dxc3 5. Nxc3 Nc6 6. Nf3 d6 7. 0-0 Bg4 8. h3 Bxf3 9. Qxf3 e6 10. Bb5 a6 11. Bxc6+ bxc6 12. Rd1 Qc7 13. e5 dxe5 14. Bg5 Be7 15. Rac1 0-0 16. Bxf6 Bxf6 17. Ne4 Be7 18. Qc3 Rfc8 19. Nc5 Bxc5 20. Qxc5 g6 21. Rd6 Rab8 22. Qxe5 Rb5 23. Qg3 Rxb2 24. Rcd1 Rxa2 25. Qg5 Ra1 26. Qd2 Rxd1+ 27. Qxd1 c5 28. Rd7 Qf4 29. g3 Qf5 30. Qb3 c4 31. Qb7 Rc5 32. g4 Qf4 33. Qb6 Rb5 34. Qd8+ Kg7 35. Rd4 Qf3 36. Rd1 Rd5 37. Rxd5 Qxd5 38. Qb6 c3 0-1

[Event "Bogota Avenida Chile op 5th"]
[Site "Bogota"]
[Date "2025.06.15"]
[Round "4"]
[White "Pinzon, Jairo David"]
[Black "Bejarano Urrego, Dany Andres"]
[Result "0-1"]
[ECO "A45"]
[WhiteElo "2201"]
[BlackElo "2012"]
[PlyCount "15"]
[EventDate "2025.06.15"]
[EventType "swiss (rapid)"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "CB25_2025"]
[SourceDate "2025.06.18"]
[SourceVersion "1"]
[SourceVersionDate "2025.06.18"]
[SourceQuality "1"]

1. d4 Nf6 2. Bg5 Ne4 3. h4 d5 4. Nd2 Nxd2 5. Qxd2 Nc6 6. Nf3 Bf5 7. e3 Nb8 8. Qd1 0-1

[Event "Bogota Avenida Chile op 5th"]
[Site "Bogota"]
[Date "2025.06.15"]
[Round "6"]
[White "Pinzon, Jairo David"]
[Black "Castro Lombana, Juan Pablo"]
[Result "1/2-1/2"]
[ECO "A45"]
[WhiteElo "2201"]
[BlackElo "2186"]
[PlyCount "63"]
[EventDate "2025.06.15"]
[EventType "swiss (rapid)"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "CB25_2025"]
[SourceDate "2025.06.18"]
[SourceVersion "1"]
[SourceVersionDate "2025.06.18"]
[SourceQuality "1"]

1. d4 Nf6 2. Bg5 g6 3. Bxf6 exf6 4. e3 Bg7 5. c4 0-0 6. Nc3 f5 7. g3 c5 8. Nge2 Nc6 9. dxc5 Qa5 10. Bg2 Qxc5 11. b3 d6 12. 0-0 Be6 13. Rc1 Qa5 14. Qd2 Rad8 15. Rfd1 Ne5 16. Nd5 Qxd2 17. Rxd2 Nc6 18. Rcd1 Rd7 19. Nef4 Rfd8 20. c5 Kf8 21. Nxe6+ fxe6 22. Nf4 Ke7 23. Bxc6 bxc6 24. cxd6+ Rxd6 25. Rxd6 Rxd6 26. Rxd6 Kxd6 27. Nd3 c5 28. f3 Kd5 29. Nf4+ Kd6 30. Nd3 g5 31. Kf2 Kd5 32. Nf4+ 1/2-1/2

[Event "Bogota Avenida Chile op 5th"]
[Site "Bogota"]
[Date "2025.06.15"]
[Round "2"]
[White "Pinzon, Jairo David"]
[Black "Santagada, Hector Ricardo"]
[Result "1-0"]
[ECO "A45"]
[WhiteElo "2201"]
[BlackElo "1838"]
[PlyCount "47"]
[EventDate "2025.06.15"]
[EventType "swiss (rapid)"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "CB25_2025"]
[SourceDate "2025.06.18"]
[SourceVersion "1"]
[SourceVersionDate "2025.06.18"]
[SourceQuality "1"]

1. d4 Nf6 2. Bg5 Ne4 3. h4 h6 4. Bf4 c5 5. f3 Nf6 6. d5 d6 7. e4 Qb6 8. Qc1 Na6 9. Nd2 Bd7 10. Nc4 Qc7 11. a4 e6 12. dxe6 fxe6 13. e5 dxe5 14. Bxe5 Qd8 15. Bd3 Be7 16. Bg6+ Kf8 17. Ne2 Nb4 18. Nf4 Nfd5 19. c3 Nxf4 20. Qxf4+ Bf6 21. cxb4 cxb4 22. Rd1 Rc8 23. Nd6 Rc6 24. Nf7 1-0

[Event "Bogota Avenida Chile op 5th"]
[Site "Bogota"]
[Date "2025.06.15"]
[Round "7"]
[White "Rodriguez Munoz, Cesar Esteban"]
[Black "Pinzon, Jairo David"]
[Result "1/2-1/2"]
[ECO "A43"]
[WhiteElo "1923"]
[BlackElo "2201"]
[PlyCount "12"]
[EventDate "2025.06.15"]
[EventType "swiss (rapid)"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "CB25_2025"]
[SourceDate "2025.06.18"]
[SourceVersion "1"]
[SourceVersionDate "2025.06.18"]
[SourceQuality "1"]

1. d4 c5 2. Nf3 cxd4 3. Nxd4 g6 4. e3 Bg7 5. Bd2 Nc6 6. Bc3 Nf6 1/2-1/2

[Event "Bogota Avenida Chile op 5th"]
[Site "Bogota"]
[Date "2025.06.15"]
[Round "5"]
[White "Romero Ballesteros, Gabriel Matias"]
[Black "Pinzon, Jairo David"]
[Result "0-1"]
[ECO "D04"]
[WhiteElo "1788"]
[BlackElo "2201"]
[PlyCount "64"]
[EventDate "2025.06.15"]
[EventType "swiss (rapid)"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "CB25_2025"]
[SourceDate "2025.06.18"]
[SourceVersion "1"]
[SourceVersionDate "2025.06.18"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 Nf6 3. e3 Bf5 4. Bd3 Bxd3 5. Qxd3 Nbd7 6. Nc3 e6 7. e4 Bb4 8. e5 Ne4 9. Bd2 Bxc3 10. Bxc3 Nxc3 11. Qxc3 0-0 12. 0-0 c5 13. dxc5 Qc7 14. b4 Rfc8 15. Qe3 a5 16. c3 b6 17. cxb6 Qxb6 18. Qf4 Rxc3 19. bxa5 Qxa5 20. Ng5 Rf8 21. Rab1 Rc4 22. Qg3 h6 23. Rb7 Nc5 24. Re7 hxg5 25. Qxg5 Qxa2 26. h4 Qe2 27. f3 Nd3 28. f4 Qe3+ 29. Kh2 Rxf4 30. Rd1 Nxe5 31. Rb1 Ng4+ 32. Kh1 Qg3 0-1

[Event "Bogota blitz op"]
[Site "Bogota"]
[Date "2024.12.21"]
[Round "1"]
[White "Alvarado Quintero, Laura Natalia"]
[Black "Pinzon, Jairo David"]
[Result "0-1"]
[ECO "A43"]
[WhiteElo "1799"]
[BlackElo "2105"]
[PlyCount "70"]
[EventDate "2024.12.21"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "COL"]
[SourceTitle "CB52_2024"]
[SourceDate "2024.12.25"]
[SourceVersion "1"]
[SourceVersionDate "2024.12.25"]
[SourceQuality "1"]

1. d4 c5 2. dxc5 Na6 3. c3 Nxc5 4. Bf4 d6 5. Nd2 Nf6 6. Ngf3 g6 7. e3 Bg7 8. h3 0-0 9. Be2 Bf5 10. 0-0 Nd3 11. Bxd3 Bxd3 12. Re1 Ba6 13. Rc1 Qb6 14. Qb3 Qxb3 15. Nxb3 Rac8 16. Red1 Ne4 17. Ng5 Nxg5 18. Bxg5 Rfe8 19. Nd4 h6 20. Bh4 Kf8 21. Nc2 Be2 22. Rd2 Bc4 23. a3 a5 24. Nd4 Ba6 25. Re1 b5 26. Nb3 b4 27. cxb4 axb4 28. Nd4 bxa3 29. bxa3 Be5 30. Rb1 g5 31. Bg3 Bxg3 32. fxg3 Rc3 33. Kf2 Rxa3 34. Nf5 Bd3 35. Rb7 Bxf5 0-1

[Event "Bogota blitz op"]
[Site "Bogota"]
[Date "2024.12.21"]
[Round "9"]
[White "Brizuela Abreu, Ronald Jesus"]
[Black "Pinzon, Jairo David"]
[Result "0-1"]
[ECO "A43"]
[WhiteElo "2279"]
[BlackElo "2105"]
[PlyCount "98"]
[EventDate "2024.12.21"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "COL"]
[SourceTitle "CB52_2024"]
[SourceDate "2024.12.25"]
[SourceVersion "1"]
[SourceVersionDate "2024.12.25"]
[SourceQuality "1"]

1. d4 c5 2. Nf3 cxd4 3. Nxd4 d5 4. g3 Nc6 5. Nb3 Nf6 6. Bg2 e5 7. 0-0 Be7 8. Bg5 Be6 9. Nc3 d4 10. Bxf6 Bxf6 11. Ne4 0-0 12. Nbc5 Qe7 13. f4 Bc8 14. Nxf6+ Qxf6 15. Nd3 exf4 16. Rxf4 Qe7 17. Qd2 Re8 18. Re1 Bd7 19. Bxc6 Bxc6 20. Rxd4 Rad8 21. Nb4 Be4 22. c3 h5 23. Nd5 Bxd5 24. Rxd5 Rxd5 25. Qxd5 Qe3+ 26. Kg2 Re6 27. Qd4 Qg5 28. Qf4 Qd5+ 29. Kf2 Rf6 30. e3 Rxf4+ 31. exf4 Qxa2 32. Re2 Qb3 33. Kf3 b5 34. h3 a5 35. g4 hxg4+ 36. hxg4 a4 37. Ke4 a3 38. bxa3 Qxc3 39. Re3 Qc4+ 40. Kf3 g6 41. g5 Kg7 42. Kg3 Qc5 43. Kf3 f6 44. gxf6+ Kxf6 45. Rd3 Kf5 46. Re3 Qd5+ 47. Kg3 Qd4 48. Re5+ Qxe5 49. fxe5 Kxe5 0-1

[Event "Bogota blitz op"]
[Site "Bogota"]
[Date "2024.12.21"]
[Round "5"]
[White "Claverie, Raul Ricardo"]
[Black "Pinzon, Jairo David"]
[Result "1-0"]
[ECO "B51"]
[WhiteElo "2511"]
[BlackElo "2105"]
[PlyCount "351"]
[EventDate "2024.12.21"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "COL"]
[SourceTitle "CB52_2024"]
[SourceDate "2024.12.25"]
[SourceVersion "1"]
[SourceVersionDate "2024.12.25"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. Bb5+ Nd7 4. d4 cxd4 5. Qxd4 a6 6. Bxd7+ Bxd7 7. Bg5 Nf6 8. Nc3 e6 9. 0-0-0 Be7 10. e5 dxe5 11. Nxe5 Bc6 12. Nxc6 bxc6 13. Qxd8+ Rxd8 14. Rxd8+ Kxd8 15. Rd1+ Kc8 16. Rd4 Rd8 17. Ra4 Kb7 18. Ne4 Rd5 19. Bxf6 gxf6 20. f4 Rh5 21. h3 f5 22. Nd2 Rh6 23. Nf1 Rg6 24. g3 h5 25. h4 Bxh4 26. Rb4+ Kc7 27. Rb3 Be7 28. Kd2 h4 29. gxh4 Bxh4 30. Rh3 Bf6 31. b3 Rg2+ 32. Kd3 Rg1 33. Ne3 Kd6 34. Rh6 Rg6 35. Rh7 Bg7 36. Rh1 Kc5 37. a3 Rg3 38. c3 a5 39. b4+ axb4 40. axb4+ Kb5 41. Rc1 Bh6 42. Rf1 Rh3 43. Ke2 Rh4 44. Ng2 Rh2 45. Rf2 Rh3 46. Ne3 Bg7 47. c4+ Kxb4 48. Rf1 Kc5 49. Rb1 Bd4 50. Ng2 Rh2 51. Kf3 Rh3+ 52. Ke2 Rc3 53. Rb7 Rc2+ 54. Kf3 Rc3+ 55. Ke2 Kxc4 56. Rxf7 Rc2+ 57. Kf3 Rf2+ 58. Kg3 Re2 59. Rc7 c5 60. Nh4 Kd5 61. Nf3 c4 62. Rd7+ Kc5 63. Nxd4 Re3+ 64. Kf2 Re4 65. Ne2 e5 66. fxe5 Rxe5 67. Kf3 Rd5 68. Rc7+ Kb4 69. Rb7+ Kc5 70. Ke3 Re5+ 71. Kd2 Rd5+ 72. Kc2 Re5 73. Nc3 Re3 74. Rc7+ Kd4 75. Rd7+ Kc5 76. Rd5+ Kc6 77. Rxf5 Rh3 78. Ne4 Rh4 79. Re5 Rh3 80. Rc5+ Kb6 81. Rxc4 Kb5 82. Rd4 Kb6 83. Nc3 Kc6 84. Kb3 Rh1 85. Kc4 Rc1 86. Re4 Kd6 87. Rd4+ Kc6 88. Rh4 Kd6 89. Rh6+ Ke5 90. Kd3 Ra1 91. Rh5+ Ke6 92. Nb5 Rd1+ 93. Ke3 Re1+ 94. Kf2 Ra1 95. Nd4+ Kd6 96. Nf5+ Ke5 97. Ne3+ Ke6 98. Kf3 Ra4 99. Rb5 Kd6 100. Nf5+ Ke6 101. Ng3 Kf6 102. Ne4+ Ke7 103. Kf4 Kd7 104. Ke5 Ra1 105. Rc5 Re1 106. Rd5+ Ke7 107. Ra5 Kd7 108. Ra6 Ke7 109. Ra7+ Kd8 110. Kf5 Rf1+ 111. Ke6 Re1 112. Kd5 Rd1+ 113. Kc6 Rc1+ 114. Nc5 Ke8 115. Rh7 Kf8 116. Rh5 Ke7 117. Re5+ Kf6 118. Rd5 Ke7 119. Kc7 Kf6 120. Kd6 Rf1 121. Ne4+ Kg6 122. Rg5+ Kf7 123. Ke5 Re1 124. Rf5+ Ke7 125. Rh5 Kd7 126. Rh6 Kc7 127. Kd4 Rd1+ 128. Kc4 Rc1+ 129. Nc3 Kd7 130. Kd3 Ke7 131. Ne4 Rd1+ 132. Kc4 Rc1+ 133. Kd5 Rd1+ 134. Ke5 Re1 135. Rh7+ Kd8 136. Kd6 Rd1+ 137. Kc6 Rc1+ 138. Nc5 Ke8 139. Ra7 Kf8 140. Kd5 Rd1+ 141. Ke5 Re1+ 142. Ne4 Ke8 143. Rb7 Kd8 144. Kf5 Kc8 145. Nd6+ Kd8 146. Rh7 Rf1+ 147. Ke6 Re1+ 148. Kd5 Rd1+ 149. Ke5 Re1+ 150. Ne4 Kc8 151. Rh3 Kd7 152. Ra3 Kc7 153. Ra6 Kb7 154. Re6 Kc7 155. Kf6 Rf1+ 156. Ke7 Rh1 157. Nf6 Rd1 158. Ne8+ Kb7 159. Nf6 Kc7 160. Ne4 Kb7 161. Nc5+ Kc7 162. Ra6 Re1+ 163. Kf6 Rf1+ 164. Ke5 Re1+ 165. Ne4 Kb7 166. Ra4 Kc6 167. Rc4+ Kd7 168. Rd4+ Ke7 169. Kd5 Ra1 170. Nc5 Kf7 171. Rf4+ Ke7 172. Re4+ Kf7 173. Nd3 Rd1 174. Rd4 Ra1 175. Ke4 Re1+ 176. Nxe1 1-0

[Event "Bogota Rapid op"]
[Site "Bogota"]
[Date "2024.12.21"]
[Round "7"]
[White "Garcia Alarcon, Alvaro"]
[Black "Pinzon, Jairo David"]
[Result "0-1"]
[ECO "A40"]
[WhiteElo "2081"]
[BlackElo "2212"]
[PlyCount "74"]
[EventDate "2024.12.21"]
[EventType "swiss (rapid)"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CB52_2024"]
[SourceDate "2024.12.25"]
[SourceVersion "1"]
[SourceVersionDate "2024.12.25"]
[SourceQuality "1"]

1. d4 c5 2. d5 g6 3. c4 Bg7 4. Nf3 b5 5. cxb5 a6 6. b6 d6 7. Nc3 Nf6 8. g3 0-0 9. Bg2 Nfd7 10. 0-0 Nxb6 11. e4 a5 12. Re1 Na6 13. a3 Nc7 14. Bf4 Nc4 15. Qc2 Ba6 16. b3 Nb6 17. Rad1 c4 18. e5 cxb3 19. Qxb3 Rb8 20. Qc2 Nc4 21. Nd4 Rb2 22. Qe4 Nxe5 23. Bxe5 dxe5 24. Nc6 Qd6 25. Nxa5 Qxa3 26. Nc4 Qxc3 27. Nxb2 Qxb2 28. Ra1 Bc8 29. Qc4 Nb5 30. Qc5 Nd6 31. Ra7 Bf6 32. Rc1 Qd4 33. Qa5 Ne4 34. Bxe4 Qxe4 35. Ra8 Bh3 36. Rxf8+ Kxf8 37. Rc8+ Kg7 0-1

[Event "Bogota Rapid op"]
[Site "Bogota"]
[Date "2024.12.21"]
[Round "4"]
[White "Garcia Matos, Leonardo"]
[Black "Pinzon, Jairo David"]
[Result "0-1"]
[ECO "B26"]
[WhiteElo "1966"]
[BlackElo "2212"]
[PlyCount "100"]
[EventDate "2024.12.21"]
[EventType "swiss (rapid)"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CB52_2024"]
[SourceDate "2024.12.25"]
[SourceVersion "1"]
[SourceVersionDate "2024.12.25"]
[SourceQuality "1"]

1. e4 c5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. d3 e6 6. Nge2 Nge7 7. Be3 Nd4 8. Qd2 d6 9. Nc1 0-0 10. Nd1 Rb8 11. c3 Ndc6 12. Bh6 e5 13. h4 f6 14. Bxg7 Kxg7 15. Ne2 Be6 16. Ne3 b5 17. f4 b4 18. f5 Bf7 19. Ng4 Ng8 20. 0-0 Nce7 21. Rf2 bxc3 22. bxc3 gxf5 23. exf5 Kh8 24. Ne3 d5 25. d4 cxd4 26. cxd4 e4 27. g4 h6 28. Bh3 Qd6 29. Nf4 Rb7 30. Rc1 Rfb8 31. Rc2 Rb1+ 32. Kg2 Kg7 33. Ne2 Qb4 34. Nc3 Ra1 35. Ned1 Qd6 36. g5 Bh5 37. gxh6+ Nxh6 38. Ne3 Bf3+ 39. Rxf3 exf3+ 40. Kxf3 Kh7 41. Ne2 Qh2 42. Nf4 Qxd2 43. Rxd2 Rh1 44. Bg2 Rc1 45. Nfxd5 Nxd5 46. Nxd5 Nxf5 47. Nxf6+ Kg6 48. Ne4 Nxh4+ 49. Kg3 Nxg2 50. Kxg2 Rcb1 0-1

[Event "Bogota Rapid op"]
[Site "Bogota"]
[Date "2024.12.21"]
[Round "3"]
[White "Pinzon, Jairo David"]
[Black "Aponte, Jorge Enrique"]
[Result "0-1"]
[ECO "A45"]
[WhiteElo "2212"]
[BlackElo "2025"]
[PlyCount "54"]
[EventDate "2024.12.21"]
[EventType "swiss (rapid)"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CB52_2024"]
[SourceDate "2024.12.25"]
[SourceVersion "1"]
[SourceVersionDate "2024.12.25"]
[SourceQuality "1"]

1. d4 Nf6 2. Bg5 e6 3. e4 h6 4. Bxf6 Qxf6 5. c3 d6 6. Nf3 e5 7. Nbd2 Nd7 8. Bd3 Be7 9. 0-0 g5 10. Nc4 h5 11. Ne3 c6 12. Nf5 h4 13. dxe5 Nxe5 14. Nxe5 dxe5 15. Qb3 Bxf5 16. exf5 0-0-0 17. Be4 g4 18. Qc4 g3 19. fxg3 hxg3 20. h3 Rh4 21. Rf3 Qg5 22. b4 Rd2 23. b5 Rf2 24. bxc6 b6 25. Qd5 Rd2 26. Bd3 Bc5+ 27. Kh1 Rxh3+ 0-1

[Event "Bogota Rapid op"]
[Site "Bogota"]
[Date "2024.12.21"]
[Round "6"]
[White "Pinzon, Jairo David"]
[Black "Benavides Montenegro, Maicol Alexander"]
[Result "1/2-1/2"]
[ECO "A45"]
[WhiteElo "2212"]
[BlackElo "2117"]
[PlyCount "177"]
[EventDate "2024.12.21"]
[EventType "swiss (rapid)"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CB52_2024"]
[SourceDate "2024.12.25"]
[SourceVersion "1"]
[SourceVersionDate "2024.12.25"]
[SourceQuality "1"]

1. d4 Nf6 2. Bg5 Ne4 3. Bf4 c5 4. f3 Qa5+ 5. c3 Nf6 6. d5 e6 7. e4 exd5 8. exd5 d6 9. a4 Be7 10. Na3 0-0 11. Nc4 Qc7 12. g4 Nbd7 13. Kf2 a6 14. Qd2 Rb8 15. Nh3 b5 16. axb5 axb5 17. Na5 Bb7 18. c4 bxc4 19. Bxc4 Nb6 20. b3 Nfxd5 21. Bg3 Ba8 22. Kg2 Bf6 23. Ra3 Bc3 24. Qd3 Bxa5 25. Bxd5 Nxd5 26. Rha1 Bb6 27. Ng5 g6 28. Rxa8 Nb4 29. Qe4 Rxa8 30. Rxa8 Rxa8 31. Qxa8+ Kg7 32. Qe8 Nc6 33. Bxd6 Qxd6 34. Qxf7+ Kh6 35. h4 Qe7 36. Qg8 Ne5 37. f4 Qg7 38. Qxg7+ Kxg7 39. fxe5 h6 40. Ne6+ Kf7 41. Nf4 Bc7 42. Nd3 Ke6 43. Nxc5+ Kxe5 44. Kf3 Bb6 45. Nd3+ Kd4 46. Nf4 g5 47. hxg5 hxg5 48. Ne6+ Kc3 49. Nxg5 Kxb3 50. Ke4 Bd8 51. Ne6 Be7 52. Kf5 Kc4 53. Nf4 Kd4 54. Ng6 Bd8 55. Nf4 Be7 56. Nh5 Kd5 57. Nf6+ Kd6 58. g5 Bf8 59. Nh7 Bg7 60. g6 Ke7 61. Ng5 Kf8 62. Ne6+ Kg8 63. Ng5 Bb2 64. Ke6 Kg7 65. Kf5 Ba1 66. Ne6+ Kg8 67. Nf4 Kg7 68. Nd5 Bb2 69. Ne7 Ba1 70. Nd5 Bb2 71. Nc7 Ba1 72. Ne6+ Kg8 73. Kg5 Bg7 74. Kf5 Bb2 75. Ng5 Kg7 76. Nf3 Kg8 77. Nd2 Kg7 78. Nc4 Ba1 79. Nd6 Bb2 80. Kg5 Bf6+ 81. Kf5 Bb2 82. Ne8+ Kg8 83. Nf6+ Bxf6 84. Kxf6 Kf8 85. Kf5 Kg7 86. Kg5 Kg8 87. Kh6 Kh8 88. g7+ Kg8 89. Kg6 1/2-1/2

[Event "Bogota Rapid op"]
[Site "Bogota"]
[Date "2024.12.21"]
[Round "9"]
[White "Pinzon, Jairo David"]
[Black "Cabiativa, Juan Esteban"]
[Result "1-0"]
[ECO "D00"]
[WhiteElo "2212"]
[BlackElo "2047"]
[PlyCount "63"]
[EventDate "2024.12.21"]
[EventType "swiss (rapid)"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CB52_2024"]
[SourceDate "2024.12.25"]
[SourceVersion "1"]
[SourceVersionDate "2024.12.25"]
[SourceQuality "1"]

1. d4 Nf6 2. Bg5 d5 3. e3 c5 4. Nf3 Nc6 5. Bxf6 gxf6 6. dxc5 e5 7. c4 d4 8. exd4 e4 9. d5 exf3 10. dxc6 Qe7+ 11. Kd2 Bf5 12. Qxf3 Bh6+ 13. Kc3 Qe1+ 14. Kb3 0-0 15. Qxf5 bxc6 16. Bd3 Rfb8+ 17. Kc2 Rxb2+ 18. Kxb2 Qb4+ 19. Kc2 Qa4+ 20. Kc3 Qa5+ 21. Kd4 Rd8+ 22. Ke4 Kf8 23. Kf3 Re8 24. g3 Re5 25. Qxf6 Bg7 26. Qd6+ Re7 27. Nc3 Bxc3 28. Rab1 Bb4 29. Rxb4 Qxb4 30. Rb1 Qc3 31. Rb8+ Kg7 32. Qxe7 1-0

[Event "Bogota blitz op"]
[Site "Bogota"]
[Date "2024.12.21"]
[Round "10"]
[White "Pinzon, Jairo David"]
[Black "Cabiativa, Juan Esteban"]
[Result "0-1"]
[ECO "D00"]
[WhiteElo "2105"]
[BlackElo "2210"]
[PlyCount "93"]
[EventDate "2024.12.21"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "COL"]
[SourceTitle "CB52_2024"]
[SourceDate "2024.12.25"]
[SourceVersion "1"]
[SourceVersionDate "2024.12.25"]
[SourceQuality "1"]

1. d4 Nf6 2. Bg5 d5 3. e3 c5 4. Bxf6 gxf6 5. Nf3 Nc6 6. dxc5 e6 7. c4 Bxc5 8. cxd5 Bb4+ 9. Nc3 exd5 10. Be2 Qa5 11. 0-0 Be6 12. Nd4 0-0-0 13. Rc1 Kb8 14. a3 Bd6 15. Ncb5 Nxd4 16. Nxd4 Rhg8 17. g3 h5 18. Bxh5 Rh8 19. Bg4 Rh7 20. Bxe6 fxe6 21. Nxe6 Rdh8 22. h4 Be5 23. Rc2 Rg8 24. Nf4 d4 25. Qc1 Rxh4 26. Rc5 Qa6 27. Ng2 Rh7 28. exd4 Rgh8 29. Nh4 Bxd4 30. Qf4+ Be5 31. Rxe5 fxe5 32. Qxe5+ Ka8 33. Re1 Qc6 34. Qe4 Qd7 35. Qe6 Qd8 36. b4 Rh6 37. Qe4 a6 38. a4 Qg5 39. Kf1 Rf6 40. Qe5 Qg7 41. Re3 Rhf8 42. Re2 Rxf2+ 43. Ke1 Rf1+ 44. Kd2 Qd7+ 45. Kc3 Rc8+ 46. Kb2 Qd3 47. Qc5 0-1

[Event "Bogota Rapid op"]
[Site "Bogota"]
[Date "2024.12.21"]
[Round "5"]
[White "Pinzon, Jairo David"]
[Black "Mena Cordoba, Yamil Octavio"]
[Result "1-0"]
[ECO "D11"]
[WhiteElo "2212"]
[BlackElo "2001"]
[PlyCount "105"]
[EventDate "2024.12.21"]
[EventType "swiss (rapid)"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CB52_2024"]
[SourceDate "2024.12.25"]
[SourceVersion "1"]
[SourceVersionDate "2024.12.25"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 Bf5 3. g3 e6 4. Bg2 Nf6 5. 0-0 Bd6 6. c4 c6 7. Qb3 b6 8. Nc3 0-0 9. Re1 h6 10. Ne5 Bxe5 11. dxe5 Nfd7 12. f4 Na6 13. cxd5 cxd5 14. Qa3 Nac5 15. b4 Nb7 16. e4 dxe4 17. Nxe4 a5 18. Be3 Rb8 19. Red1 Qe7 20. Nd6 Bg4 21. Nxb7 Bxd1 22. Rxd1 axb4 23. Qb2 f6 24. Nd6 fxe5 25. fxe5 Rfd8 26. Bd4 Qg5 27. Re1 Nc5 28. Re3 Qg4 29. Bf3 Qh3 30. Qxb4 Rf8 31. Qd2 Ra8 32. Bg2 Qg4 33. Bxa8 Rxa8 34. Bxc5 bxc5 35. Re4 Qf3 36. Qe2 Qc3 37. Kg2 Qa1 38. a4 Rxa4 39. Rxa4 Qxa4 40. Qc4 Qa8+ 41. Kh3 Qd5 42. Qxd5 exd5 43. Kg4 g6 44. Kf4 Kf8 45. e6 Ke7 46. Ke5 d4 47. Nc8+ Kd8 48. e7+ Kd7 49. Kf6 d3 50. Kf7 d2 51. e8Q+ Kc7 52. Qe2 d1Q 53. Qxd1 1-0

[Event "Bogota blitz op"]
[Site "Bogota"]
[Date "2024.12.21"]
[Round "8"]
[White "Pinzon, Jairo David"]
[Black "Mesa Baez, Samuel"]
[Result "1-0"]
[ECO "D00"]
[WhiteElo "2105"]
[BlackElo "1960"]
[PlyCount "29"]
[EventDate "2024.12.21"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "COL"]
[SourceTitle "CB52_2024"]
[SourceDate "2024.12.25"]
[SourceVersion "1"]
[SourceVersionDate "2024.12.25"]
[SourceQuality "1"]

1. d4 Nf6 2. Bg5 d5 3. e3 Bf5 4. Bxf6 exf6 5. Bd3 Bg6 6. Ne2 Bd6 7. 0-0 0-0 8. c4 c6 9. cxd5 cxd5 10. Bxg6 hxg6 11. Nbc3 Bc7 12. Qb3 Qd6 13. Nf4 g5 14. Nb5 Qb6 15. Nxd5 1-0

[Event "Bogota blitz op"]
[Site "Bogota"]
[Date "2024.12.21"]
[Round "11"]
[White "Pinzon, Jairo David"]
[Black "Mosquera Klinger, Miguel Alonso"]
[Result "0-1"]
[ECO "A45"]
[WhiteElo "2105"]
[BlackElo "2397"]
[PlyCount "68"]
[EventDate "2024.12.21"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "COL"]
[SourceTitle "CB52_2024"]
[SourceDate "2024.12.25"]
[SourceVersion "1"]
[SourceVersionDate "2024.12.25"]
[SourceQuality "1"]

1. d4 Nf6 2. Bg5 Ne4 3. Bf4 c5 4. f3 Qa5+ 5. c3 Nf6 6. d5 g6 7. e4 d6 8. a4 Bg7 9. Bb5+ Bd7 10. Bxd7+ Nbxd7 11. Na3 0-0 12. Ne2 Nb6 13. b3 c4 14. b4 Qxa4 15. Qxa4 Nxa4 16. Nxc4 Nxc3 17. Nxc3 Rac8 18. Rxa7 Rxc4 19. Bd2 Rxb4 20. Ke2 Nd7 21. Rc1 Nc5 22. Rc2 Nb3 23. Be3 Rc8 24. Kd3 Rbc4 25. Rxb7 Rxc3+ 26. Rxc3 Rxc3+ 27. Ke2 h5 28. Rxe7 Rc2+ 29. Kf1 Nd2+ 30. Kf2 Nxe4+ 31. Kf1 Nf6 32. Bf4 Bf8 33. Rb7 Nxd5 34. Bg3 Ne3+ 0-1

[Event "Bogota blitz op"]
[Site "Bogota"]
[Date "2024.12.21"]
[Round "2"]
[White "Pinzon, Jairo David"]
[Black "Motta Leon, Gerardo"]
[Result "1-0"]
[ECO "D11"]
[WhiteElo "2105"]
[BlackElo "1935"]
[PlyCount "56"]
[EventDate "2024.12.21"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "COL"]
[SourceTitle "CB52_2024"]
[SourceDate "2024.12.25"]
[SourceVersion "1"]
[SourceVersionDate "2024.12.25"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 Nf6 3. g3 h6 4. Bg2 Bf5 5. 0-0 c6 6. c4 e6 7. Qb3 b6 8. Ne5 Bd6 9. Nc3 0-0 10. Re1 Nfd7 11. Nd3 Bg6 12. e4 dxc4 13. Qxc4 b5 14. Qb3 Nb6 15. Nf4 Bxf4 16. Bxf4 Qxd4 17. Rad1 Qc4 18. Qxc4 Nxc4 19. b3 Na3 20. e5 a6 21. Ne4 Nd7 22. Nd6 Nc5 23. Bxc6 Ra7 24. Bf3 Nd3 25. Re3 Nxf4 26. gxf4 Rc7 27. Ree1 Rc2 28. Re2 Rxe2 1-0

[Event "Bogota blitz op"]
[Site "Bogota"]
[Date "2024.12.21"]
[Round "3"]
[White "Pinzon, Jairo David"]
[Black "Romero Mora, Elver Yobany"]
[Result "1-0"]
[ECO "A85"]
[WhiteElo "2105"]
[BlackElo "1968"]
[PlyCount "113"]
[EventDate "2024.12.21"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "COL"]
[SourceTitle "CB52_2024"]
[SourceDate "2024.12.25"]
[SourceVersion "1"]
[SourceVersionDate "2024.12.25"]
[SourceQuality "1"]

1. d4 e6 2. c4 f5 3. Nc3 Nf6 4. Bg5 d5 5. e3 c6 6. Bd3 Bd6 7. Qc2 h6 8. Bf4 Ne4 9. Nge2 0-0 10. 0-0 Qe7 11. f3 Nxc3 12. Nxc3 Nd7 13. Rad1 Bxf4 14. exf4 Qf6 15. Qf2 Nb6 16. c5 Nd7 17. Rfe1 b6 18. b4 a5 19. a3 axb4 20. axb4 bxc5 21. bxc5 Nxc5 22. Nxd5 exd5 23. dxc5 Ba6 24. Bxa6 Rxa6 25. Re5 Ra4 26. Rde1 Rxf4 27. Re6 Qd4 28. Rxc6 Qxf2+ 29. Kxf2 Rc4 30. Re7 Rf7 31. Rc8+ Rf8 32. Rcc7 Rc2+ 33. Kg3 f4+ 34. Kh3 Rf5 35. Rxg7+ Kf8 36. Rh7 Kg8 37. Rhd7 d4 38. Rc8+ Rf8 39. Rxf8+ Kxf8 40. Rxd4 Rxc5 41. Rxf4+ Kg7 42. Ra4 Kg6 43. g4 Rc2 44. Kg3 Rc1 45. Ra6+ Kg7 46. h4 Rb1 47. g5 h5 48. Rh6 Rg1+ 49. Kf4 Ra1 50. Rxh5 Ra4+ 51. Kg3 Kg6 52. Rh6+ Kf5 53. Rf6+ Ke5 54. f4+ Ke4 55. Re6+ Kf5 56. Re5+ Kg6 57. Kg4 1-0

[Event "Bogota Rapid op"]
[Site "Bogota"]
[Date "2024.12.21"]
[Round "1"]
[White "Pinzon, Jairo David"]
[Black "Santos Rios, Carlos Gabriel"]
[Result "1-0"]
[ECO "D02"]
[WhiteElo "2212"]
[BlackElo "1830"]
[PlyCount "106"]
[EventDate "2024.12.21"]
[EventType "swiss (rapid)"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CB52_2024"]
[SourceDate "2024.12.25"]
[SourceVersion "1"]
[SourceVersionDate "2024.12.25"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 Nf6 3. g3 c6 4. Bg2 e6 5. 0-0 Be7 6. c4 b6 7. Ne5 Bb7 8. cxd5 cxd5 9. Qa4+ Nfd7 10. Bf4 0-0 11. Nc3 Nxe5 12. Bxe5 Nc6 13. Bf4 a6 14. Rac1 b5 15. Qd1 Bf6 16. Be3 Qb6 17. a4 b4 18. Na2 Bxd4 19. a5 Qxa5 20. Bxd4 Qxa2 21. Ra1 Qc4 22. Be3 Rfc8 23. Rc1 Qg4 24. h3 Qg6 25. Qa4 Qf6 26. Rc2 Qd8 27. Rfc1 a5 28. Rxc6 Bxc6 29. Rxc6 Rxc6 30. Qxc6 a4 31. Bd4 Qc8 32. Qb5 Qb8 33. Qd3 a3 34. bxa3 bxa3 35. Ba1 a2 36. Qc3 f6 37. e4 Qb1+ 38. Kh2 dxe4 39. Qc6 Rd8 40. Qxe6+ Kh8 41. Qe7 Qd3 42. Bxe4 Qd2 43. Kg2 Qd7 44. Qa3 Qe6 45. Bf3 h6 46. Qc3 Rc8 47. Qb2 Rd8 48. h4 Qf7 49. Be4 f5 50. Bxf5 Qc7 51. Be4 Rb8 52. Qd2 Qb6 53. Qf4 Rg8 1-0

[Event "Bogota blitz op"]
[Site "Bogota"]
[Date "2024.12.21"]
[Round "6"]
[White "Pinzon, Jairo David"]
[Black "Villamil Alarcon, Hector Orlando"]
[Result "1-0"]
[ECO "A45"]
[WhiteElo "2105"]
[BlackElo "1847"]
[PlyCount "104"]
[EventDate "2024.12.21"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "COL"]
[SourceTitle "CB52_2024"]
[SourceDate "2024.12.25"]
[SourceVersion "1"]
[SourceVersionDate "2024.12.25"]
[SourceQuality "1"]

1. d4 Nf6 2. Bg5 g6 3. Bxf6 exf6 4. c4 Bg7 5. g3 0-0 6. Bg2 f5 7. e3 d6 8. Ne2 c5 9. 0-0 Nc6 10. Nbc3 cxd4 11. exd4 Re8 12. b3 a6 13. Qd2 Bd7 14. Rad1 Qf6 15. Nd5 Qd8 16. Rfe1 Be6 17. Ndf4 Bd7 18. Nd5 Be6 19. a3 Bxd5 20. Bxd5 Qf6 21. b4 Re7 22. Nf4 Rae8 23. Rxe7 Qxe7 24. Bxc6 bxc6 25. d5 cxd5 26. Qxd5 Qe4 27. Qxe4 Rxe4 28. Rxd6 Rxc4 29. Rxa6 Bd4 30. Rd6 Be5 31. Rd8+ Kg7 32. Nd3 Bf6 33. Rd7 Rc3 34. a4 Kf8 35. a5 Ke8 36. Rd5 Ra3 37. Kg2 Bc3 38. Rb5 Bd4 39. Nc5 Ra2 40. Rb8+ Ke7 41. Rb7+ Ke8 42. a6 Bxf2 43. Kf3 Bxc5 44. bxc5 Rxa6 45. Ke3 Ra1 46. Kd4 Rc1 47. Kd5 Kf8 48. c6 Kg7 49. Kd6 g5 50. Rb5 Rd1+ 51. Rd5 Rc1 52. c7 f4 1-0

[Event "Bogota Rapid op"]
[Site "Bogota"]
[Date "2024.12.21"]
[Round "2"]
[White "Rodriguez Sanchez, Diego Eduardo"]
[Black "Pinzon, Jairo David"]
[Result "0-1"]
[ECO "D02"]
[WhiteElo "1939"]
[BlackElo "2212"]
[PlyCount "149"]
[EventDate "2024.12.21"]
[EventType "swiss (rapid)"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CB52_2024"]
[SourceDate "2024.12.25"]
[SourceVersion "1"]
[SourceVersionDate "2024.12.25"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 Nf6 3. Bf4 c5 4. e3 Nc6 5. c3 e6 6. Bd3 Bd6 7. Bg3 0-0 8. Nbd2 Re8 9. Ne5 Qc7 10. f4 b6 11. Qf3 Bb7 12. Bh4 Be7 13. g4 Nxe5 14. fxe5 Ne4 15. Bxe7 Qxe7 16. Nxe4 dxe4 17. Bxe4 Qh4+ 18. Ke2 Ba6+ 19. Bd3 Bxd3+ 20. Kxd3 Rad8 21. Raf1 Rd7 22. Kc2 Qe7 23. Rf2 b5 24. Rhf1 b4 25. Qc6 Rc7 26. Qd6 bxc3 27. dxc5 cxb2 28. Kxb2 Rb8+ 29. Ka1 Rbc8 30. Qxe7 Rxe7 31. Rd1 g5 32. Rc2 Rec7 33. Rdc1 Kf8 34. Kb2 Rb8+ 35. Ka3 Rc6 36. Rc4 Rb5 37. R1c3 Ke7 38. Ka4 Rb2 39. Ka3 Rxh2 40. Ra4 a6 41. Rb4 Kd7 42. Rb7+ Rc7 43. Rb6 Rc6 44. Rb7+ Rc7 45. c6+ Kc8 46. Rb6 Rd2 47. Rxa6 Kd8 48. Ra4 Rd5 49. Rd4 Ke7 50. Rxd5 exd5 51. Kb4 Ke6 52. Kc5 Kxe5 53. Rd3 Ke6 54. Rxd5 Ra7 55. Rd6+ Ke7 56. Rd2 Ra3 57. c7 Rc3+ 58. Kb6 f5 59. Rd8 fxg4 60. c8Q Rxc8 61. Rxc8 g3 62. Rc2 h5 63. a4 h4 64. Rc7+ Kf6 65. a5 g2 66. Rc1 h3 67. a6 h2 68. a7 g1Q 69. Rc6+ Kf5 70. Rc5+ Kg6 71. a8Q Qb1+ 72. Rb5 h1Q 73. Qg8+ Kf6 74. Qxg5+ Kf7 75. Qd5+ 0-1

[Event "Bogota blitz op"]
[Site "Bogota"]
[Date "2024.12.21"]
[Round "7"]
[White "Rodriguez Sanchez, Diego Eduardo"]
[Black "Pinzon, Jairo David"]
[Result "0-1"]
[ECO "D00"]
[WhiteElo "2021"]
[BlackElo "2105"]
[PlyCount "134"]
[EventDate "2024.12.21"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "COL"]
[SourceTitle "CB52_2024"]
[SourceDate "2024.12.25"]
[SourceVersion "1"]
[SourceVersionDate "2024.12.25"]
[SourceQuality "1"]

1. d4 d5 2. Bf4 Nf6 3. e3 c5 4. c3 Nc6 5. Nd2 e6 6. Bd3 Bd6 7. Bg3 b6 8. Bb5 Bb7 9. Qa4 Qc7 10. Ngf3 Bxg3 11. hxg3 a6 12. Bd3 b5 13. Qd1 cxd4 14. exd4 h6 15. Qe2 Na5 16. Ne5 Nc4 17. Ndxc4 dxc4 18. Bc2 Bxg2 19. Rh2 Bd5 20. g4 Nd7 21. g5 Nxe5 22. dxe5 h5 23. g6 0-0-0 24. 0-0-0 fxg6 25. Bxg6 h4 26. f4 Kb7 27. Be4 Qc6 28. Bxd5 Rxd5 29. Rg1 Rd7 30. Qg2 Qxg2 31. Rgxg2 Rh7 32. Rg4 h3 33. Rg3 Rf7 34. Rhxh3 Rxh3 35. Rxh3 Rxf4 36. Rg3 Rf7 37. Rg6 Re7 38. Kd2 Kc6 39. Ke3 Kd5 40. Kf4 Rf7+ 41. Ke3 Kxe5 42. a4 Kd6 43. axb5 axb5 44. Rg5 e5 45. Ke4 Rf4+ 46. Ke3 Rf7 47. Ke4 Rf2 48. Rg6+ Kc5 49. Rxg7 Rxb2 50. Re7 Re2+ 51. Kf3 Re1 52. Kf2 Re4 53. Kf3 Re1 54. Kf2 Rc1 55. Rxe5+ Kb6 56. Re3 Rd1 57. Ke2 Rd8 58. Re7 Rd3 59. Re6+ Ka5 60. Re3 Rxe3+ 61. Kxe3 Ka4 62. Ke2 Kb3 63. Kd2 Kb2 64. Kd1 Kxc3 65. Kc1 Kd3 66. Kb2 c3+ 67. Kc1 c2 0-1

[Event "Bogota Rapid op"]
[Site "Bogota"]
[Date "2024.12.21"]
[Round "8"]
[White "Valle, Efrain"]
[Black "Pinzon, Jairo David"]
[Result "0-1"]
[ECO "B57"]
[WhiteElo "2130"]
[BlackElo "2212"]
[PlyCount "114"]
[EventDate "2024.12.21"]
[EventType "swiss (rapid)"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CB52_2024"]
[SourceDate "2024.12.25"]
[SourceVersion "1"]
[SourceVersionDate "2024.12.25"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Nc6 6. Bc4 Qb6 7. Nb3 e6 8. 0-0 a6 9. a4 Qc7 10. Qe2 Ne5 11. Nd2 Nxc4 12. Qxc4 Qc6 13. a5 Bd7 14. Qxc6 Bxc6 15. f3 d5 16. exd5 Nxd5 17. Nxd5 Bc5+ 18. Kh1 Bxd5 19. Ne4 Be7 20. Be3 Rc8 21. c3 f5 22. Nd2 e5 23. f4 e4 24. Bd4 Kf7 25. Rfe1 Rc6 26. Kg1 Rhc8 27. Kf2 h6 28. Nf1 g5 29. Be5 Bc5+ 30. Ne3 Bb3 31. g3 Kg6 32. Re2 Rd8 33. h4 Rd3 34. hxg5 hxg5 35. Rae1 Rc8 36. Kg2 Rcd8 37. fxg5 Kxg5 38. Bc7 R8d7 39. Bf4+ Kg6 40. Rh1 Bf8 41. Rh4 Rd2 42. Kf2 Be6 43. Nf1 Rxe2+ 44. Kxe2 Bc4+ 45. Kf2 Rd3 46. Rh8 Rf3+ 47. Ke1 Rxf1+ 48. Kd2 Bg7 49. Rc8 Bd5 50. Rd8 Bc6 51. Rd6+ Kf7 52. b4 Rf2+ 53. Ke1 Rc2 54. Bd2 Bxc3 55. Kd1 Rxd2+ 56. Rxd2 Bxd2 57. Kxd2 Ke6 0-1

[Event "Bogota Navidad op"]
[Site "Bogota"]
[Date "2024.12.08"]
[Round "8"]
[White "Acosta Villarroel, Lorner Justus"]
[Black "Pinzon, Jairo David"]
[Result "1/2-1/2"]
[ECO "A43"]
[WhiteElo "2149"]
[BlackElo "2062"]
[PlyCount "155"]
[EventDate "2024.12.04"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CB50_2024"]
[SourceDate "2024.11.01"]
[SourceVersion "1"]
[SourceVersionDate "2024.11.01"]
[SourceQuality "2"]

1. d4 c5 2. dxc5 Na6 3. a3 Nxc5 4. b4 Ne6 5. Bb2 Nf6 6. Nf3 g6 7. c4 Bg7 8. Qb3 b6 9. e3 Bb7 10. Be2 0-0 11. 0-0 d5 12. Nbd2 Rc8 13. Rfd1 Rc7 14. a4 Qa8 15. a5 bxa5 16. Rxa5 dxc4 17. Bxc4 Bc8 18. Be5 Rd7 19. Bxe6 fxe6 20. Qxe6+ Kh8 21. Qa2 Ne4 22. Bxg7+ Kxg7 23. Qa1+ Kg8 24. Nxe4 Rxd1+ 25. Qxd1 Qxe4 26. Rxa7 Qxb4 27. h3 Bb7 28. Ra4 Bxf3 29. gxf3 Qc5 30. Qb3+ Kg7 31. Kg2 Qg5+ 32. Rg4 Qf6 33. Qd5 Qf5 34. Qb7 Rf7 35. f4 Qf6 36. Qe4 Qf5 37. Qa8 Qe6 38. Rg5 Rf5 39. Rxf5 gxf5 40. Qb7 Kf7 41. Kh2 Qa2 42. Qg2 h6 43. Qf3 Qe6 44. Qa8 Qf6 45. Qb7 Qe6 46. Qf3 Kg7 47. Qd1 Qa2 48. Kg3 Qe6 49. Qd4+ Kf7 50. Qe5 Qg6+ 51. Kh2 Kf8 52. Qd5 Ke8 53. f3 Qf6 54. Qg8+ Kd7 55. Kg3 Qe6 56. Qh7 Qxe3 57. Qxf5+ Ke8 58. Qg6+ Kd7 59. Qxh6 Qg1+ 60. Kh4 Qf2+ 61. Kg4 Qg2+ 62. Kf5 Qc2+ 63. Kg4 Qg2+ 64. Kh4 Qf2+ 65. Kh5 Qxf3+ 66. Kg6 Qg2+ 67. Kf7 Qd5+ 68. Kg7 Qg2+ 69. Kh8 Qa8+ 70. Kh7 Qe4+ 71. Kg8 Qd5+ 72. Kf8 Qa8+ 73. Kg7 Qg2+ 74. Qg5 Qxh3 75. Qd5+ Ke8 76. Qa8+ Kd7 77. Qa4+ Kd8 78. Qa5+ 1/2-1/2

[Event "Bogota Navidad op"]
[Site "Bogota"]
[Date "2024.12.07"]
[Round "6"]
[White "Araque, Rafael"]
[Black "Pinzon, Jairo David"]
[Result "1-0"]
[ECO "A57"]
[WhiteElo "2131"]
[BlackElo "2062"]
[PlyCount "61"]
[EventDate "2024.12.04"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CB50_2024"]
[SourceDate "2024.11.01"]
[SourceVersion "1"]
[SourceVersionDate "2024.11.01"]
[SourceQuality "2"]

1. d4 c5 2. d5 Nf6 3. c4 b5 4. cxb5 a6 5. e3 g6 6. Nc3 Bg7 7. e4 0-0 8. Nf3 Bb7 9. h3 e6 10. bxa6 Nxa6 11. Bc4 exd5 12. exd5 Re8+ 13. Be3 Ne4 14. 0-0 Nxc3 15. bxc3 Bxc3 16. Rb1 Qc8 17. Qb3 Bb4 18. a3 d6 19. axb4 Nxb4 20. Bd2 Qf5 21. Bxb4 cxb4 22. Qxb4 Bxd5 23. Bxd5 Qxd5 24. Rfd1 Qf5 25. Qxd6 Rad8 26. Qxd8 Rxd8 27. Rxd8+ Kg7 28. Rb7 Qf4 29. Rdd7 Qc1+ 30. Kh2 Qf4+ 31. Kh1 1-0

[Event "Bogota Navidad op"]
[Site "Bogota"]
[Date "2024.12.07"]
[Round "7"]
[White "Pinzon, Jairo David"]
[Black "Cardozo Munar, Carlos Eduardo"]
[Result "1-0"]
[ECO "D02"]
[WhiteElo "2062"]
[BlackElo "2060"]
[PlyCount "93"]
[EventDate "2024.12.04"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CB50_2024"]
[SourceDate "2024.11.01"]
[SourceVersion "1"]
[SourceVersionDate "2024.11.01"]
[SourceQuality "2"]

1. d4 d5 2. Nf3 e6 3. g3 Nd7 4. Bg2 c5 5. c4 Ngf6 6. cxd5 Nxd5 7. 0-0 N5f6 8. Nc3 a6 9. d5 exd5 10. Nxd5 Nxd5 11. Qxd5 Nf6 12. Qxd8+ Kxd8 13. Ne5 Ke8 14. Nc4 Ra7 15. Bf4 Be6 16. Nd6+ Bxd6 17. Bxd6 Nd7 18. Rfc1 b6 19. Bc6 Kd8 20. a4 h5 21. a5 b5 22. Bxc5 Nxc5 23. Rxc5 Rc7 24. Rcc1 h4 25. f4 hxg3 26. hxg3 Ke7 27. Be4 Rhc8 28. Rxc7+ Rxc7 29. Kf2 Rc4 30. Ke3 Kd6 31. Rd1+ Kc5 32. f5 Bc8 33. Bd3 Bxf5 34. Bxf5 Ra4 35. Rd7 Rxa5 36. Rxf7 Ra2 37. Rxg7 Rxb2 38. g4 Kd5 39. Be4+ Ke5 40. Rg5+ Kf6 41. Rg6+ Ke5 42. Rxa6 Rb3+ 43. Bd3 Rb4 44. g5 Rg4 45. g6 b4 46. Kd2 Kd5 47. Ke1 1-0

[Event "Bogota Navidad op"]
[Site "Bogota"]
[Date "2024.12.06"]
[Round "4"]
[White "Amaya Martinez, Ramiro Orlando"]
[Black "Pinzon, Jairo David"]
[Result "0-1"]
[ECO "A37"]
[WhiteElo "1766"]
[BlackElo "2062"]
[PlyCount "138"]
[EventDate "2024.12.04"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CB50_2024"]
[SourceDate "2024.11.01"]
[SourceVersion "1"]
[SourceVersionDate "2024.11.01"]
[SourceQuality "2"]

1. c4 c5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. Nf3 e5 6. 0-0 Nge7 7. a3 0-0 8. d3 d6 9. Rb1 h6 10. b4 Rb8 11. Ne1 b6 12. Nc2 Kh7 13. Nd5 Bb7 14. e3 Qd7 15. Bd2 Nxd5 16. cxd5 Ne7 17. e4 Ba6 18. Bc3 Qa4 19. Ne3 Qxa3 20. Qd2 cxb4 21. Rxb4 Rbc8 22. Rc1 Rc5 23. Nd1 Rfc8 24. Ra1 Rxc3 25. Rxa3 Rxa3 26. Bf1 Ra1 27. Nc3 Ra3 28. Na4 Ra1 29. Nc3 Ra3 30. Nb1 Ra5 31. Rb3 h5 32. Ra3 Rcc5 33. Qb4 Rab5 34. Qe1 Bh6 35. Nc3 Ra5 36. Rxa5 Rxa5 37. Qb1 Nc8 38. Na2 Rc5 39. d4 Ra5 40. Bxa6 Rxa6 41. Qc2 exd4 42. Nb4 Ra1+ 43. Kg2 Rc1 44. Qd3 Bg7 45. Nc6 Rc3 46. Qd2 a5 47. h4 a4 48. Nxd4 Rc4 49. Nb5 Rxe4 50. Qc2 Rb4 51. Na3 Rb3 52. Nc4 b5 53. Ne3 Rc3 54. Qb1 Rb3 55. Qc2 Rc3 56. Qb1 Rc5 57. g4 hxg4 58. h5 Ne7 59. hxg6+ fxg6 60. Qe4 Ng8 61. Qxg4 a3 62. Qh4+ Nh6 63. Ng4 a2 64. Nxh6 a1Q 65. Nf5+ Kg8 66. Qd8+ Bf8 67. Ne7+ Kf7 68. Qd7 Bxe7 69. Qe6+ Kf8 0-1

[Event "Bogota Navidad op"]
[Site "Bogota"]
[Date "2024.12.06"]
[Round "5"]
[White "Pinzon, Jairo David"]
[Black "Culma, Ruben"]
[Result "1-0"]
[ECO "A40"]
[WhiteElo "2062"]
[BlackElo "1981"]
[PlyCount "139"]
[EventDate "2024.12.04"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CB50_2024"]
[SourceDate "2024.11.01"]
[SourceVersion "1"]
[SourceVersionDate "2024.11.01"]
[SourceQuality "2"]

1. d4 g6 2. c4 Bg7 3. Nc3 b6 4. e4 Bb7 5. Be3 d6 6. g3 e6 7. Bg2 Nd7 8. Nge2 Ne7 9. Qd2 Nf5 10. Bg5 f6 11. Be3 Nxe3 12. Qxe3 0-0 13. 0-0 a6 14. Rad1 Qe7 15. b3 Rae8 16. Rfe1 Qf7 17. a4 f5 18. exf5 Bxg2 19. Kxg2 Qxf5 20. Rf1 e5 21. d5 g5 22. Ne4 Bh6 23. N2c3 Qg6 24. g4 Rf4 25. f3 Bg7 26. a5 h6 27. Ra1 Rb8 28. axb6 Rxb6 29. Ra3 Bf8 30. Ne2 Rf7 31. Rfa1 Nb8 32. N2g3 c5 33. Qc3 Rfb7 34. Rb1 Nd7 35. Nf5 Nb8 36. Ra2 Rf7 37. Nfg3 Rfb7 38. Rab2 Rb4 39. Nf2 e4 40. Nfxe4 Bg7 41. Qc2 Bxb2 42. Rxb2 R4b6 43. Nf5 Rf7 44. Qc3 Nd7 45. Re2 Rxf5 46. gxf5 Qxf5 47. Ng3 Qf7 48. Re6 Ne5 49. Rxh6 g4 50. fxg4 Qg7 51. Rh4 Ng6 52. Qxg7+ Kxg7 53. Nf5+ Kf6 54. Rh6 Kg5 55. h4+ Kxg4 56. Ne3+ Kf4 57. Rxg6 Kxe3 58. h5 Kf4 59. h6 Rb8 60. Rxd6 a5 61. h7 Rh8 62. Rh6 Kg5 63. Rh1 Kf5 64. Kf3 Ke5 65. Kg4 a4 66. bxa4 Kd4 67. Kf5 Kxc4 68. d6 Kb3 69. Kf6 c4 70. Kg7 1-0

[Event "Bogota Navidad op"]
[Site "Bogota"]
[Date "2024.12.05"]
[Round "2"]
[White "Riscanevo Oicata, Reyes"]
[Black "Pinzon, Jairo David"]
[Result "0-1"]
[ECO "A35"]
[WhiteElo "1842"]
[BlackElo "2062"]
[PlyCount "60"]
[EventDate "2024.12.04"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CB50_2024"]
[SourceDate "2024.11.01"]
[SourceVersion "1"]
[SourceVersionDate "2024.11.01"]
[SourceQuality "2"]

1. d4 c5 2. Nf3 cxd4 3. Nxd4 g6 4. c4 Bg7 5. Nc3 Nc6 6. Nf3 d6 7. e4 Bxc3+ 8. bxc3 Nf6 9. Qc2 Qa5 10. Bd2 Bg4 11. Nd4 Rc8 12. h3 Bd7 13. Bd3 Ne5 14. 0-0 Nxc4 15. Bxc4 Rxc4 16. Rfb1 b6 17. Qd3 Rc8 18. Rb4 0-0 19. c4 Qc5 20. Nb3 Qc6 21. f3 a5 22. Nd4 Qc5 23. Rb3 Qxc4 24. Qxc4 Rxc4 25. Be3 Rb8 26. Re1 b5 27. Reb1 b4 28. a3 e5 29. Ne2 Ba4 30. Rd3 Bc2 0-1

[Event "Bogota Navidad op"]
[Site "Bogota"]
[Date "2024.12.04"]
[Round "1"]
[White "Pinzon, Jairo David"]
[Black "Castillo Rodriguez, Edward Andres"]
[Result "1-0"]
[ECO "A01"]
[WhiteElo "2062"]
[BlackElo "1687"]
[PlyCount "105"]
[EventDate "2024.12.04"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CB50_2024"]
[SourceDate "2024.11.01"]
[SourceVersion "1"]
[SourceVersionDate "2024.11.01"]
[SourceQuality "2"]

1. e3 d5 2. b3 Nf6 3. Bb2 g6 4. c4 Bg7 5. cxd5 Qxd5 6. Nf3 0-0 7. Nc3 Qd8 8. Be2 b6 9. d4 Bb7 10. 0-0 Nbd7 11. Qd2 c5 12. Rfd1 cxd4 13. Qxd4 Nc5 14. Qh4 Qc8 15. Rac1 Qg4 16. Qxg4 Nxg4 17. b4 Ne4 18. Rd7 Bc8 19. Rxe7 Ngxf2 20. Nxe4 Bxb2 21. Rxc8 Nh3+ 22. gxh3 Raxc8 23. Rxa7 Ra8 24. Rb7 Rfe8 25. Nd6 Rxe3 26. Kf2 Bc1 27. Bc4 Rf8 28. Rxb6 Re7 29. Rb7 Rxb7 30. Nxb7 Bf4 31. Nc5 Rb8 32. Nd3 Bd6 33. b5 Kg7 34. Ke3 Rd8 35. a4 Bc7 36. Nb4 Bb6+ 37. Ke2 Re8+ 38. Kd1 Re4 39. Nd5 Bc5 40. Bb3 h6 41. a5 Bb4 42. a6 Bc5 43. b6 Re8 44. Kc2 f5 45. Kd3 g5 46. Kc4 Bf2 47. Nd4 Re4 48. a7 Bxd4 49. a8Q Bxb6+ 50. Kc3 Bg1 51. Qb7+ Kg6 52. Ne7+ Kf6 53. Ng8+ 1-0

[Event "Bogota Distrito Capital op-A"]
[Site "Bogota"]
[Date "2024.09.22"]
[Round "8"]
[White "Garcia Alarcon, Alvaro"]
[Black "Pinzon, Jairo David"]
[Result "1/2-1/2"]
[ECO "D30"]
[WhiteElo "2043"]
[BlackElo "2064"]
[PlyCount "108"]
[EventDate "2024.09.18"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "EXT 2025"]
[Source "ChessBase"]
[SourceDate "2024.10.14"]
[SourceVersion "1"]
[SourceVersionDate "2024.10.14"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nf3 c6 4. Qc2 Nf6 5. Bg5 Nbd7 6. e3 Qa5+ 7. Nbd2 Ne4 8. Bh4 Bb4 9. Bd3 Nxd2 10. Nxd2 dxc4 11. Bxc4 0-0 12. a3 e5 13. 0-0-0 Bxd2+ 14. Qxd2 Qb6 15. Qc3 exd4 16. Qxd4 Qxd4 17. Rxd4 Nb6 18. Bb3 c5 19. Rd6 Bf5 20. Rhd1 c4 21. Bc2 Bxc2 22. Kxc2 Rfe8 23. Rd8 f6 24. Rxa8 Rxa8 25. Bg3 Rc8 26. e4 Kf7 27. f3 Ke6 28. Bf2 Nd7 29. Rd5 a6 30. Kc3 Ne5 31. Bg3 Nd7 32. Kb4 Rc6 33. a4 Rb6+ 34. Kc3 Rb3+ 35. Kc2 Nb6 36. Rd6+ Kf7 37. Rd4 Nxa4 38. Rxc4 Rxb2+ 39. Kc1 Ra2 40. Kb1 Ra3 41. Rc7+ Kg6 42. Rxb7 Nc5 43. Rc7 Ne6 44. Rc4 h5 45. f4 Kf7 46. f5 Ng5 47. e5 fxe5 48. Bxe5 Ra5 49. Rc7+ Ke8 50. Rc8+ Kf7 51. Rc7+ Ke8 52. Rxg7 Rxe5 53. Rxg5 h4 54. Rh5 Re1+ 1/2-1/2

[Event "Bogota Distrito Capital op-A"]
[Site "Bogota"]
[Date "2024.09.22"]
[Round "9"]
[White "Villar Reymundo, Juan Antonio"]
[Black "Pinzon, Jairo David"]
[Result "1-0"]
[ECO "B70"]
[WhiteElo "2165"]
[BlackElo "2064"]
[PlyCount "81"]
[EventDate "2024.09.18"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "EXT 2025"]
[Source "ChessBase"]
[SourceDate "2024.10.14"]
[SourceVersion "1"]
[SourceVersionDate "2024.10.14"]
[SourceQuality "1"]

1. e4 c5 2. Ne2 Nc6 3. Nbc3 d6 4. g3 g6 5. d4 cxd4 6. Nxd4 Bg7 7. Nde2 Nf6 8. Bg2 0-0 9. 0-0 Rb8 10. a4 a6 11. Bg5 h6 12. Be3 b5 13. axb5 axb5 14. h3 b4 15. Nd5 Kh7 16. f4 Ng8 17. Nd4 Bd7 18. Qd2 Nxd4 19. Bxd4 Bxd4+ 20. Qxd4 e6 21. Nxb4 Rb6 22. c3 Qc7 23. f5 Qc5 24. fxg6+ Kxg6 25. Rfd1 Rc8 26. Kh2 Qxd4 27. Rxd4 Nf6 28. Rad1 Ne8 29. e5 d5 30. Rg4+ Kh7 31. Rf1 Ba4 32. Rxf7+ Kh8 33. Rf8+ Kh7 34. Bf1 Bb5 35. Rf7+ Kh8 36. Bg2 Rc7 37. Rf8+ Kh7 38. Rgg8 Ng7 39. Rh8+ Kg6 40. Rf6+ Kg5 41. h4+ 1-0

[Event "Bogota Distrito Capital op-A"]
[Site "Bogota"]
[Date "2024.09.21"]
[Round "7"]
[White "Pinzon, Jairo David"]
[Black "Suarez Duarte, Walter Camilo"]
[Result "1-0"]
[ECO "A01"]
[WhiteElo "2064"]
[BlackElo "2006"]
[PlyCount "65"]
[EventDate "2024.09.18"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "EXT 2025"]
[Source "ChessBase"]
[SourceDate "2024.10.14"]
[SourceVersion "1"]
[SourceVersionDate "2024.10.14"]
[SourceQuality "1"]

1. b3 e5 2. Bb2 Nc6 3. e3 f5 4. d4 e4 5. d5 Nb8 6. g4 Bb4+ 7. c3 Bd6 8. gxf5 Qg5 9. Ne2 Qxf5 10. Ng3 Bxg3 11. hxg3 Nf6 12. Bg2 Ng4 13. Qc2 0-0 14. Bxe4 Qxf2+ 15. Qxf2 Rxf2 16. Bxh7+ Kf7 17. Rh4 Rxb2 18. Rxg4 Rh2 19. Rf4+ Ke7 20. Bf5 Na6 21. Nd2 d6 22. Bg6 Rh1+ 23. Nf1 Bh3 24. Rf7+ Ke8 25. Kf2 Bxf1 26. Rxf1 Rxf1+ 27. Kxf1 Nc5 28. Rxg7+ Kf8 29. Rxc7 Kg8 30. b4 Na4 31. Bc2 Rf8+ 32. Ke2 Nb6 33. Rxb7 1-0

[Event "Bogota Distrito Capital op-A"]
[Site "Bogota"]
[Date "2024.09.21"]
[Round "6"]
[White "Sanchez Castellanos, German Alex"]
[Black "Pinzon, Jairo David"]
[Result "1-0"]
[ECO "A43"]
[WhiteElo "2035"]
[BlackElo "2064"]
[PlyCount "111"]
[EventDate "2024.09.18"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "EXT 2025"]
[Source "ChessBase"]
[SourceDate "2024.10.14"]
[SourceVersion "1"]
[SourceVersionDate "2024.10.14"]
[SourceQuality "1"]

1. d4 c5 2. d5 Nf6 3. Nc3 d6 4. e4 g6 5. Bb5+ Bd7 6. a4 Bg7 7. Nf3 0-0 8. h3 Na6 9. 0-0 Bxb5 10. axb5 Nc7 11. Nd2 a6 12. bxa6 Rxa6 13. Rxa6 Nxa6 14. Qe2 Nc7 15. Rd1 Qd7 16. Qf3 b5 17. e5 dxe5 18. Nde4 Nxe4 19. Nxe4 c4 20. Bg5 f5 21. Nc5 Qd6 22. Bxe7 Qxe7 23. d6 Qf7 24. dxc7 Qxc7 25. Ne6 e4 26. Qe2 Qe5 27. Nxf8 Bxf8 28. c3 Kf7 29. Qd2 Be7 30. Qd5+ Kf6 31. g3 e3 32. Qxe5+ Kxe5 33. fxe3 Bc5 34. Kf2 Ke4 35. Ke2 Bxe3 36. Ra1 g5 37. Ra5 b4 38. Ra4 f4 39. gxf4 gxf4 40. Rxb4 f3+ 41. Kf1 Kd3 42. b3 Kxc3 43. Rxc4+ Kxb3 44. Re4 Bc1 45. Kf2 h6 46. Kxf3 Kc3 47. Kg4 Kd3 48. Kf5 Bd2 49. h4 Bc1 50. h5 Bd2 51. Re6 Bc1 52. Kg6 Kd4 53. Kh7 Kd5 54. Rxh6 Ke5 55. Rc6 Bd2 56. Kg6 1-0

[Event "Bogota Distrito Capital op-A"]
[Site "Bogota"]
[Date "2024.09.20"]
[Round "5"]
[White "Pinzon, Jairo David"]
[Black "Zuluaga Mancilla, Cesar"]
[Result "0-1"]
[ECO "D11"]
[WhiteElo "2064"]
[BlackElo "2161"]
[PlyCount "170"]
[EventDate "2024.09.18"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "EXT 2025"]
[Source "ChessBase"]
[SourceDate "2024.10.14"]
[SourceVersion "1"]
[SourceVersionDate "2024.10.14"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 c6 3. g3 Bg4 4. Bg2 Nd7 5. 0-0 e6 6. c4 Ngf6 7. Qb3 Qb6 8. c5 Qxb3 9. axb3 Bxf3 10. Bxf3 e5 11. e3 Be7 12. b4 0-0 13. Nd2 e4 14. Be2 a6 15. Nb3 Rab8 16. Bd2 Bd8 17. Bc3 Re8 18. Rae1 Bc7 19. Nd2 Re6 20. f4 exf3 21. Bxf3 Rbe8 22. Kf2 h5 23. Re2 Ng4+ 24. Bxg4 hxg4 25. Rfe1 f5 26. Kf1 Nf6 27. Rf2 g6 28. Rfe2 Nh7 29. Kf2 Ng5 30. Nf1 R6e7 31. Bd2 Nf3 32. Bc3 Rh7 33. Kg2 Kf7 34. Rd1 Rh3 35. Rf2 Ng5 36. Rd3 Ne4 37. Rc2 Reh8 38. Be1 Ng5 39. Rf2 Ke6 40. Rd1 R3h7 41. Rd3 Kd7 42. Rd1 Re8 43. Rd3 Nh3 44. Rc2 g5 45. Rd1 Rhe7 46. Bf2 Re4 47. Rdd2 Bd8 48. Rd1 Bc7 49. Rdd2 f4 50. exf4 gxf4 51. gxf4 Bxf4 52. Ng3 Bxd2 53. Rxd2 Rf4 54. Nh5 Rf7 55. Bh4 Nf4+ 56. Nxf4 Rxf4 57. Bg3 Rf3 58. Be5 Ref8 59. Re2 Rd3 60. Bd6 Rf7 61. Be5 Rff3 62. Bd6 Rde3 63. Rc2 Ke6 64. Bg3 Kf5 65. Bf2 Re4 66. Rd2 Rb3 67. Bg3 Rxb4 68. Rf2+ Kg5 69. Be5 Rexd4 70. Bf6+ Kg6 71. Bxd4 Rxd4 72. Rf8 Kg5 73. Rg8+ Kf4 74. Rf8+ Ke3 75. Kg3 Rb4 76. Re8+ Kd4 77. Kxg4 Kxc5+ 78. Kg5 Rxb2 79. h4 d4 80. h5 Rg2+ 81. Kf5 d3 82. h6 d2 83. Rd8 Rh2 84. Kg6 Kc4 85. h7 Kc3 0-1

[Event "Bogota Distrito Capital op-A"]
[Site "Bogota"]
[Date "2024.09.20"]
[Round "4"]
[White "Ramirez, Carlos"]
[Black "Pinzon, Jairo David"]
[Result "1/2-1/2"]
[ECO "D46"]
[WhiteElo "2142"]
[BlackElo "2064"]
[PlyCount "68"]
[EventDate "2024.09.18"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "EXT 2025"]
[Source "ChessBase"]
[SourceDate "2024.10.14"]
[SourceVersion "1"]
[SourceVersionDate "2024.10.14"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nc3 c6 4. e3 Nf6 5. Nf3 Nbd7 6. Qc2 Bd6 7. Bd3 dxc4 8. Bxc4 b5 9. Bd3 0-0 10. 0-0 Bb7 11. h3 a6 12. Ng5 h6 13. Nce4 Be7 14. Nxf6+ Nxf6 15. Nh7 Nxh7 16. Bxh7+ Kh8 17. Be4 Qb6 18. Bd2 a5 19. Rac1 Rfc8 20. Rfd1 c5 21. Bxb7 Qxb7 22. dxc5 Rxc5 23. Qd3 Rxc1 24. Rxc1 Rd8 25. Qc2 b4 26. b3 Qd5 27. Be1 Bf6 28. Kf1 g6 29. Qc4 Qe5 30. Qc7 Qb5+ 31. Qc4 Qe5 32. Qc7 Qb5+ 33. Qc4 Qe5 34. Kg1 Kg7 1/2-1/2

[Event "Bogota Distrito Capital op-A"]
[Site "Bogota"]
[Date "2024.09.19"]
[Round "2"]
[White "Pinzon, Jairo David"]
[Black "Gutierrez Herrera, Jose Antonio"]
[Result "1-0"]
[ECO "D00"]
[WhiteElo "2064"]
[BlackElo "1971"]
[PlyCount "69"]
[EventDate "2024.09.18"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "EXT 2025"]
[Source "ChessBase"]
[SourceDate "2024.10.14"]
[SourceVersion "1"]
[SourceVersionDate "2024.10.14"]
[SourceQuality "1"]

1. d4 Nf6 2. Bg5 d5 3. e3 e6 4. Bd3 c5 5. c3 h6 6. Bh4 Nc6 7. Nf3 cxd4 8. exd4 Bd6 9. 0-0 0-0 10. Re1 Be7 11. Nbd2 a5 12. Ne5 Nxe5 13. dxe5 Nd7 14. Bxe7 Qxe7 15. Nf3 Nc5 16. Bc2 Bd7 17. Nd4 Rfc8 18. Re3 Be8 19. Qg4 Ra6 20. Rg3 g6 21. h4 Nd7 22. Re1 Nf8 23. h5 Rc7 24. f4 Rb6 25. b3 Kh7 26. Kh2 a4 27. f5 exf5 28. hxg6+ fxg6 29. Nxf5 Qg5 30. Qd4 Qe7 31. Qg4 Qe6 32. Qh4 Qe7 33. Qg4 Qd8 34. Rh3 gxf5 35. Rg3 1-0

[Event "Medellin Castro Memorial op-A 31st"]
[Site "Medellin"]
[Date "2024.08.11"]
[Round "9"]
[White "Pinzon, Jairo David"]
[Black "Parra Meza, Brayan1"]
[Result "1-0"]
[ECO "A45"]
[WhiteElo "2045"]
[BlackElo "1891"]
[PlyCount "83"]
[EventDate "2024.08.07"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "COL"]
[SourceTitle "CBM 221 Extra"]
[Source "ChessBase"]
[SourceDate "2024.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2024.09.30"]
[SourceQuality "1"]

1. d4 Nf6 2. Bg5 e6 3. e4 h6 4. Bxf6 Qxf6 5. c3 d5 6. Bd3 c5 7. Nf3 cxd4 8. cxd4 Bb4+ 9. Nc3 0-0 10. 0-0 Bxc3 11. bxc3 b6 12. exd5 exd5 13. Qb3 Qd6 14. Ne5 Ba6 15. g3 Bxd3 16. Nxd3 Nc6 17. Nf4 Rfd8 18. Rfe1 Rac8 19. Qd1 Ne7 20. Qf3 Qf6 21. Re3 Ng6 22. Nxg6 Qxf3 23. Rxf3 fxg6 24. Kf1 Re8 25. a4 Rc4 26. Ra3 h5 27. h4 Re6 28. Re3 Kf7 29. Ke2 Kf6 30. Kd3 Kf5 31. Rf3+ Kg4 32. Rf7 Rf6 33. Rxg7 Rcc6 34. Ke2 Rf5 35. Kf1 Rf3 36. Kg2 a6 37. Rd7 Rcf6 38. Ra2 Rxc3 39. Rxd5 Rf5 40. Rd6 g5 41. Re2 gxh4 42. Re4+ 1-0

[Event "Medellin Castro Memorial op-A 31st"]
[Site "Medellin"]
[Date "2024.08.11"]
[Round "10"]
[White "Zapata Montoya, Andres Geronimo"]
[Black "Pinzon, Jairo David"]
[Result "1-0"]
[ECO "B70"]
[WhiteElo "2145"]
[BlackElo "2045"]
[PlyCount "93"]
[EventDate "2024.08.07"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "COL"]
[SourceTitle "CBM 221 Extra"]
[Source "ChessBase"]
[SourceDate "2024.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2024.09.30"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Nc6 6. Nb3 g6 7. Be2 Bg7 8. h4 h5 9. Bg5 a5 10. a4 Bd7 11. Qd2 Rc8 12. f3 Nb4 13. Nd4 0-0 14. Rc1 Qb6 15. Be3 Qc7 16. 0-0 Qb8 17. Ndb5 d5 18. Ba7 Qa8 19. e5 Rxc3 20. bxc3 Bxb5 21. Bxb5 Qxa7+ 22. Kh1 Nc6 23. exf6 Bxf6 24. Qxd5 Qb8 25. f4 e6 26. Qf3 Bxh4 27. g3 Bf6 28. Bxc6 bxc6 29. Qxc6 Kg7 30. Rb1 Qa7 31. Qb6 Qd7 32. Qb5 Qc7 33. Rf3 Rd8 34. Rd3 Rxd3 35. Qxd3 Qc6+ 36. Kh2 Qxa4 37. Rb7 h4 38. Qd7 hxg3+ 39. Kxg3 Qxd7 40. Rxd7 Bxc3 41. Rc7 Bd4 42. c3 Be3 43. Kf3 Bd2 44. c4 Kf6 45. c5 e5 46. c6 Bxf4 47. Rxf7+ 1-0

[Event "Medellin Castro Memorial op-A 31st"]
[Site "Medellin"]
[Date "2024.08.10"]
[Round "7"]
[White "Pinzon, Jairo David"]
[Black "Andrade Salcedo, Jorge Mario"]
[Result "1-0"]
[ECO "A03"]
[WhiteElo "2045"]
[BlackElo "1920"]
[PlyCount "95"]
[EventDate "2024.08.07"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "COL"]
[SourceTitle "CBM 221 Extra"]
[Source "ChessBase"]
[SourceDate "2024.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2024.09.30"]
[SourceQuality "1"]

1. e3 d5 2. b3 Nf6 3. Bb2 e6 4. f4 c5 5. Nf3 Nc6 6. Bb5 Qb6 7. Bxc6+ bxc6 8. 0-0 Be7 9. Ne5 Ba6 10. Rf3 d4 11. Na3 Rd8 12. Nac4 Qc7 13. d3 Bxc4 14. Nxc4 Nd5 15. Qf1 0-0 16. exd4 cxd4 17. Bxd4 Nb4 18. Be5 Qd7 19. Qf2 Qd5 20. Kh1 f6 21. Bc3 Bc5 22. Qd2 Na6 23. Re1 Nc7 24. a4 Rd7 25. Bb4 Na6 26. Bxc5 Nxc5 27. Qe2 Re8 28. Rh3 g6 29. Re3 Rde7 30. Qf3 Kf8 31. h3 Nd7 32. Kg1 Nb6 33. Nxb6 axb6 34. Qxd5 exd5 35. Rxe7 Rxe7 36. Rxe7 Kxe7 37. d4 Kd6 38. Kf2 c5 39. Ke3 c4 40. Kd2 Kc6 41. Kc3 cxb3 42. cxb3 Kb7 43. Kb4 Ka6 44. g4 h5 45. gxh5 gxh5 46. f5 h4 47. Ka3 b5 48. Kb4 1-0

[Event "Medellin Castro Memorial op-A 31st"]
[Site "Medellin"]
[Date "2024.08.10"]
[Round "8"]
[White "Ruiz Agudelo, Jeronimo"]
[Black "Pinzon, Jairo David"]
[Result "1/2-1/2"]
[ECO "B57"]
[WhiteElo "1858"]
[BlackElo "2045"]
[PlyCount "140"]
[EventDate "2024.08.07"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "COL"]
[SourceTitle "CBM 221 Extra"]
[Source "ChessBase"]
[SourceDate "2024.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2024.09.30"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Nc6 6. Bc4 Qb6 7. Nde2 e6 8. 0-0 Be7 9. Bb3 a6 10. Bg5 Qc7 11. Ng3 0-0 12. Nh5 Nxh5 13. Bxe7 Qxe7 14. Qxh5 b5 15. Rad1 Na5 16. Rd2 Bb7 17. Qe2 Rfd8 18. Rfd1 Qc7 19. Qe3 h6 20. f3 b4 21. Na4 Bc6 22. Qb6 Qxb6+ 23. Nxb6 Rab8 24. Nc4 Nxb3 25. axb3 d5 26. exd5 Rxd5 27. Rxd5 Bxd5 28. Ra1 Bxc4 29. bxc4 Rd8 30. b3 Rd6 31. Ra2 Kf8 32. Kf2 Ke7 33. Ke3 Kd7 34. Ra4 Kc7 35. Rxb4 Rd1 36. Ra4 Kb7 37. Ra2 Rg1 38. Kf2 Rd1 39. Ke3 Rg1 40. c3 e5 41. Ke4 Rc1 42. Kxe5 Rxc3 43. Rb2 Kc6 44. Kd4 Rc1 45. b4 Rd1+ 46. Ke3 Re1+ 47. Kd2 Rg1 48. Kc3 Rc1+ 49. Rc2 Rg1 50. Ra2 Kb6 51. c5+ Kb7 52. Re2 Kc6 53. Ra2 Kb7 54. Rd2 Kc7 55. Ra2 Kb7 56. Kc4 Rc1+ 57. Kd4 Rd1+ 58. Kc3 Rc1+ 59. Kd3 Rb1 60. Kc3 Rc1+ 61. Rc2 Rg1 62. Kc4 Kc6 63. Ra2 Rc1+ 64. Kb3 Rb1+ 65. Kc3 Kb7 66. Rb2 Rg1 67. Ra2 h5 68. Re2 Kc6 69. Ra2 Kb7 70. c6+ Kb6 1/2-1/2

[Event "Medellin Castro Memorial op-A 31st"]
[Site "Medellin"]
[Date "2024.08.09"]
[Round "6"]
[White "Henao Orozco, Luis Carlos"]
[Black "Pinzon, Jairo David"]
[Result "0-1"]
[ECO "D46"]
[WhiteElo "1904"]
[BlackElo "2045"]
[PlyCount "74"]
[EventDate "2024.08.07"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "COL"]
[SourceTitle "CBM 221 Extra"]
[Source "ChessBase"]
[SourceDate "2024.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2024.09.30"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nc3 c6 4. e3 Nf6 5. Nf3 Nbd7 6. Qc2 Bd6 7. Bd3 0-0 8. 0-0 dxc4 9. Bxc4 b5 10. Bd3 Bb7 11. a3 Rc8 12. b4 a5 13. Rb1 axb4 14. axb4 Qe7 15. Qb3 Nd5 16. Nxd5 exd5 17. Bf5 Ra8 18. Bxd7 Qxd7 19. Ne1 Qf5 20. Nd3 Qh5 21. f4 Bc8 22. Rb2 Bf5 23. Nf2 Qg6 24. Bd2 Ra4 25. Rc1 Be7 26. Qc3 Ra6 27. Be1 h5 28. Rb3 Rfa8 29. Nd3 Be4 30. g3 Bd6 31. Nf2 Bf3 32. Qc2 Qe6 33. Bd2 h4 34. Re1 hxg3 35. hxg3 Ra2 36. Qd3 Qh6 37. Bc3 Rxf2 0-1

[Event "Medellin Castro Memorial op-A 31st"]
[Site "Medellin"]
[Date "2024.08.09"]
[Round "5"]
[White "Pinzon, Jairo David"]
[Black "Perez Tangarife, Simon"]
[Result "0-1"]
[ECO "A45"]
[WhiteElo "2045"]
[BlackElo "1885"]
[PlyCount "70"]
[EventDate "2024.08.07"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "COL"]
[SourceTitle "CBM 221 Extra"]
[Source "ChessBase"]
[SourceDate "2024.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2024.09.30"]
[SourceQuality "1"]

1. d4 Nf6 2. Bg5 e6 3. e4 h6 4. Bxf6 Qxf6 5. c3 d6 6. Bc4 e5 7. Ne2 Qg6 8. Qb3 Nc6 9. 0-0 Be7 10. Nd2 0-0 11. Bd3 Bg5 12. f4 exf4 13. Nxf4 Bxf4 14. Rxf4 Nd8 15. Raf1 Ne6 16. R4f3 Ng5 17. Rg3 Qe6 18. Bc4 Qe7 19. Re3 c6 20. Rfe1 Qc7 21. d5 Bd7 22. e5 dxe5 23. Rxe5 Rae8 24. Rxe8 Rxe8 25. Rxe8+ Bxe8 26. h4 Nh7 27. Nf3 Nf6 28. dxc6 Bxc6 29. Nd4 Be4 30. Ne2 Ng4 31. g3 Bf3 32. Kf1 Ne3+ 33. Kf2 Nxc4 34. Nd4 Bd5 35. Qb5 Qe5 0-1

[Event "Medellin Castro Memorial op-A 31st"]
[Site "Medellin"]
[Date "2024.08.08"]
[Round "4"]
[White "Munoz Triana, Joseph Steve"]
[Black "Pinzon, Jairo David"]
[Result "1-0"]
[ECO "B66"]
[WhiteElo "2300"]
[BlackElo "2045"]
[PlyCount "99"]
[EventDate "2024.08.07"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "COL"]
[SourceTitle "CBM 221 Extra"]
[Source "ChessBase"]
[SourceDate "2024.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2024.09.30"]
[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 Nxd4 9. Qxd4 a6 10. f4 b5 11. Bxf6 gxf6 12. Kb1 Rb8 13. f5 b4 14. Ne2 h5 15. fxe6 fxe6 16. Qc4 Kf7 17. Nd4 d5 18. exd5 Qxd5 19. Qxd5 exd5 20. Nc6 Rb6 21. Nxe7 Kxe7 22. Rxd5 Bb7 23. Rd2 Rg8 24. Bc4 Rg4 25. Re1+ Re4 26. Rxe4+ Bxe4 27. Re2 f5 28. Bd3 Re6 29. Kc1 Kf6 30. g3 Ke5 31. Kd2 a5 32. Ke3 Rg6 33. c4 bxc3 34. bxc3 h4 35. Bxe4 fxe4 36. Rb2 Rc6 37. Rb5+ Kf6 38. Kd4 hxg3 39. hxg3 Re6 40. Rb2 a4 41. Rf2+ Kg5 42. Re2 Kf5 43. Rf2+ Kg5 44. c4 a3 45. c5 Re7 46. c6 Re8 47. c7 e3 48. Rc2 e2 49. Rxe2 Rxe2 50. c8Q 1-0

[Event "Medellin Castro Memorial op-A 31st"]
[Site "Medellin"]
[Date "2024.08.08"]
[Round "3"]
[White "Pinzon, Jairo David"]
[Black "Luna Monsalve, Sofia"]
[Result "1-0"]
[ECO "A03"]
[WhiteElo "2045"]
[BlackElo "1801"]
[PlyCount "103"]
[EventDate "2024.08.07"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "COL"]
[SourceTitle "CBM 221 Extra"]
[Source "ChessBase"]
[SourceDate "2024.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2024.09.30"]
[SourceQuality "1"]

1. e3 d5 2. b3 Nf6 3. Bb2 e6 4. f4 Bd6 5. Nf3 0-0 6. Be2 c5 7. 0-0 Nc6 8. Ne5 Nd7 9. Nxc6 bxc6 10. Bd3 f5 11. Qh5 Be7 12. Nc3 Bf6 13. g4 g6 14. Qh3 Bg7 15. g5 e5 16. Na4 exf4 17. exf4 Bxb2 18. Nxb2 c4 19. Nxc4 Nc5 20. Ne5 Nxd3 21. Qxd3 Qb6+ 22. Qe3 d4 23. Qf2 Rd8 24. Rfe1 c5 25. h4 Bb7 26. Re2 Re8 27. Rae1 Bc6 28. Nxc6 Qxc6 29. Qg2 Qd7 30. Rxe8+ Rxe8 31. Rxe8+ Qxe8 32. Qd5+ Kg7 33. Kf2 Qc8 34. a4 Kf8 35. c3 dxc3 36. dxc3 Qc7 37. Ke3 Qb6 38. Kd3 Qc7 39. Qe5 Qd7+ 40. Kc4 Qf7+ 41. Qd5 Qe8 42. Qxc5+ Kg8 43. Qxa7 Qe4+ 44. Qd4 Qc6+ 45. Kb4 Qb7+ 46. Ka3 Qe7+ 47. Qb4 Qe1 48. Qc4+ Kf8 49. Qc5+ Kg8 50. a5 Qa1+ 51. Kb4 Qe1 52. a6 1-0

[Event "Medellin Castro Memorial op-A 31st"]
[Site "Medellin"]
[Date "2024.08.07"]
[Round "2"]
[White "Gamboa, Nelson"]
[Black "Pinzon, Jairo David"]
[Result "1-0"]
[ECO "B23"]
[WhiteElo "2301"]
[BlackElo "2045"]
[PlyCount "55"]
[EventDate "2024.08.07"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "COL"]
[SourceTitle "CBM 221 Extra"]
[Source "ChessBase"]
[SourceDate "2024.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2024.09.30"]
[SourceQuality "1"]

1. e4 c5 2. Nc3 Nc6 3. f4 e6 4. Nf3 Nge7 5. b3 Nd4 6. Bb2 Nec6 7. Bd3 Be7 8. 0-0 0-0 9. Qe1 Nxf3+ 10. Rxf3 Nb4 11. Qg3 Nxd3 12. Rxd3 f6 13. Kh1 b6 14. Re1 Ba6 15. Rf3 Qe8 16. f5 Rc8 17. Qh4 Bd6 18. Rh3 h6 19. Ree3 Qf7 20. Qg4 Kh8 21. Rh5 Rfe8 22. Reh3 Bf8 23. d3 Bb7 24. Ne2 exf5 25. Rxf5 d5 26. Rxh6+ gxh6 27. Rxf6 Qg7 28. Rxf8+ 1-0

[Event "Medellin Castro Memorial op-A 31st"]
[Site "Medellin"]
[Date "2024.08.07"]
[Round "1"]
[White "Pinzon, Jairo David"]
[Black "Almanza Montoya, Joseph"]
[Result "1-0"]
[ECO "A80"]
[WhiteElo "2045"]
[BlackElo "1793"]
[PlyCount "43"]
[EventDate "2024.08.07"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "COL"]
[SourceTitle "CBM 221 Extra"]
[Source "ChessBase"]
[SourceDate "2024.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2024.09.30"]
[SourceQuality "1"]

1. d4 f5 2. Bg5 h6 3. Bh4 g5 4. e4 Nf6 5. e5 gxh4 6. exf6 exf6 7. Qh5+ Ke7 8. Nc3 d5 9. 0-0-0 Be6 10. Re1 Nc6 11. Nf3 Kd7 12. Bd3 Qe8 13. Qxh4 Qg6 14. Rxe6 Kxe6 15. Re1+ Kf7 16. Nxd5 Bd6 17. Ne3 Ne7 18. g4 h5 19. gxf5 Qh6 20. Qe4 Rhe8 21. Rg1 Qf4 22. Qe6+ 1-0

[Event "Pereira op"]
[Site "Pereira"]
[Date "2024.07.20"]
[Round "7"]
[White "Gomez Boada, Alfredo"]
[Black "Pinzon, Jairo David"]
[Result "0-1"]
[ECO "B57"]
[WhiteElo "1743"]
[BlackElo "2054"]
[PlyCount "70"]
[EventDate "2024.07.17"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "COL"]
[SourceTitle "EXT 2025"]
[Source "ChessBase"]
[SourceDate "2024.10.14"]
[SourceVersion "1"]
[SourceVersionDate "2024.10.14"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. Bc4 Nc6 4. d4 cxd4 5. Nxd4 Nf6 6. Nc3 Qb6 7. Nf3 e6 8. 0-0 Be7 9. Bb3 0-0 10. Qe2 a6 11. h3 Qc7 12. Bf4 b5 13. a3 Bb7 14. Rad1 Rac8 15. Rd2 Ne5 16. Nxe5 dxe5 17. Bh2 b4 18. axb4 Bxb4 19. f3 Bxc3 20. bxc3 Qxc3 21. Rfd1 g6 22. Qd3 Qc5+ 23. Kh1 Nh5 24. Qd6 Nf4 25. Bg1 Qxd6 26. Rxd6 Bc6 27. Bc5 Bxe4 28. Ba3 Bxc2 29. Bxc2 Rxc2 30. R6d2 Rxd2 31. Rxd2 Ra8 32. Be7 a5 33. Rd8+ Rxd8 34. Bxd8 a4 35. Be7 Nd5 0-1

[Event "Pereira op"]
[Site "Pereira"]
[Date "2024.07.20"]
[Round "8"]
[White "Pinzon, Jairo David"]
[Black "Perez Tangarife, Simon"]
[Result "1/2-1/2"]
[ECO "A38"]
[WhiteElo "2054"]
[BlackElo "1876"]
[PlyCount "109"]
[EventDate "2024.07.17"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "COL"]
[SourceTitle "EXT 2025"]
[Source "ChessBase"]
[SourceDate "2024.10.14"]
[SourceVersion "1"]
[SourceVersionDate "2024.10.14"]
[SourceQuality "1"]

1. c4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. g3 g6 7. Bg2 Bd7 8. Nc2 Bg7 9. 0-0 0-0 10. b3 Qc8 11. Re1 Bh3 12. Bh1 Ng4 13. Bb2 Qf5 14. f3 Nh6 15. Qd2 Qa5 16. Bg2 Bxg2 17. Kxg2 Nf5 18. e4 Nfd4 19. Nxd4 Bxd4 20. Rad1 Bg7 21. a3 Nd4 22. Nd5 Qxd2+ 23. Rxd2 Nc6 24. Bxg7 Kxg7 25. b4 a6 26. Nb6 Rad8 27. f4 e5 28. Rd5 Rfe8 29. c5 dxc5 30. bxc5 exf4 31. gxf4 Rxd5 32. Nxd5 Nd4 33. e5 Rc8 34. Rc1 Ne6 35. f5 gxf5 36. c6 Rxc6 37. Rxc6 bxc6 38. Nb4 c5 39. Nxa6 c4 40. Nb4 Nd4 41. a4 c3 42. Na2 c2 43. a5 Nc6 44. a6 Nb4 45. a7 Nxa2 46. a8Q c1Q 47. Qxa2 Qc6+ 48. Kg3 Qe4 49. Qb2 Qe3+ 50. Kg2 Kg6 51. Qb8 Kg5 52. Qg8+ Kf4 53. Qxh7 Qf3+ 54. Kg1 Ke3 55. Qh6+ 1/2-1/2

[Event "Pereira op"]
[Site "Pereira"]
[Date "2024.07.19"]
[Round "5"]
[White "Toro Castaneda, Elizabeth"]
[Black "Pinzon, Jairo David"]
[Result "1-0"]
[ECO "B66"]
[WhiteElo "1949"]
[BlackElo "2054"]
[PlyCount "87"]
[EventDate "2024.07.17"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "COL"]
[SourceTitle "EXT 2025"]
[Source "ChessBase"]
[SourceDate "2024.10.14"]
[SourceVersion "1"]
[SourceVersionDate "2024.10.14"]
[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 Nxd4 9. Qxd4 a6 10. f4 b5 11. Bxf6 gxf6 12. Kb1 Rb8 13. f5 b4 14. Ne2 a5 15. Ng3 Qb6 16. Qd2 h5 17. Bc4 Qc5 18. Qd3 a4 19. Rhf1 Qe5 20. Ne2 Bb7 21. Rf4 a3 22. Qb3 Bxe4 23. fxe6 fxe6 24. Bxe6 d5 25. Rxe4 dxe4 26. Nd4 Rd8 27. Bf7+ Kf8 28. Ne6+ Kxf7 29. Nxd8+ Kg7 30. Nf7 Qf5 31. Nxh8 Kxh8 32. Qd5 Qg4 33. Qd7 Qg7 34. Qe8+ Bf8 35. Qxh5+ Kg8 36. Qd5+ Kh8 37. Qxe4 Qh6 38. Rd3 Kg7 39. Qb7+ Kg6 40. Rg3+ Kf5 41. Qd5+ Kf4 42. Rf3+ Kg4 43. Qf5+ Kh4 44. Rh3# 1-0

[Event "Pereira op"]
[Site "Pereira"]
[Date "2024.07.18"]
[Round "3"]
[White "Pinzon, Jairo David"]
[Black "Mendez Machado, Andre"]
[Result "0-1"]
[ECO "E05"]
[WhiteElo "2054"]
[BlackElo "2145"]
[PlyCount "136"]
[EventDate "2024.07.17"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "COL"]
[SourceTitle "EXT 2025"]
[Source "ChessBase"]
[SourceDate "2024.10.14"]
[SourceVersion "1"]
[SourceVersionDate "2024.10.14"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 e6 3. g3 Nf6 4. Bg2 Be7 5. 0-0 0-0 6. c4 dxc4 7. Qc2 a6 8. a4 Nc6 9. Qxc4 Na5 10. Qd3 b6 11. Bd2 Bb7 12. Bxa5 bxa5 13. Rc1 Nd5 14. Nbd2 Nb4 15. Qc4 Rc8 16. Nb3 Bd5 17. Qc3 Bxb3 18. Qxb3 c5 19. dxc5 Bxc5 20. Rc4 Qb6 21. e3 Rc7 22. Rac1 Rfc8 23. Ng5 h6 24. Ne4 Bf8 25. h4 Rxc4 26. Rxc4 Rd8 27. Bf3 Rb8 28. Qc3 Nd5 29. Qd2 Qxb2 30. Qxa5 Qa1+ 31. Kh2 Qa2 32. Rd4 Rb2 33. Rd2 Rxd2 34. Nxd2 Nb4 35. Qd8 Qxa4 36. Ne4 Qc2 37. Kg1 Nd3 38. Qd7 Qc1+ 39. Kh2 Ne5 40. Qd1 Qb2 41. Be2 a5 42. Qd2 Qb6 43. Qc2 Qb7 44. Nc3 Nf3+ 45. Bxf3 Qxf3 46. Na4 g6 47. Nc3 Qc6 48. Qb3 Bb4 49. Na4 Qb5 50. Qc2 Kh8 51. Kg1 Qe5 52. Kg2 Qd5+ 53. Kg1 Kg7 54. Qb2+ Kg8 55. Qc2 h5 56. Qc8+ Kh7 57. Qc2 Qf5 58. Qc6 Be1 59. Qg2 Qc2 60. Qf3 Kg7 61. Nb6 a4 62. Nd7 Bxf2+ 63. Kf1 Qd3+ 64. Kxf2 Qxd7 65. Qe4 Qd2+ 66. Kf1 a3 67. Qe5+ Kh7 68. Qf4 Qd3+ 0-1

[Event "Pereira op"]
[Site "Pereira"]
[Date "2024.07.18"]
[Round "4"]
[White "Pinzon, Jairo David"]
[Black "Zapata Montoya, Andres Geronimo"]
[Result "0-1"]
[ECO "A45"]
[WhiteElo "2054"]
[BlackElo "2143"]
[PlyCount "146"]
[EventDate "2024.07.17"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "COL"]
[SourceTitle "EXT 2025"]
[Source "ChessBase"]
[SourceDate "2024.10.14"]
[SourceVersion "1"]
[SourceVersionDate "2024.10.14"]
[SourceQuality "1"]

1. d4 Nf6 2. Bg5 e6 3. e4 h6 4. Bxf6 Qxf6 5. c3 d5 6. Bd3 Qg5 7. g3 Bd7 8. f4 Qd8 9. Nf3 dxe4 10. Bxe4 Bc6 11. Qe2 Be7 12. Nbd2 0-0 13. 0-0-0 Bxe4 14. Nxe4 c6 15. Kb1 Nd7 16. g4 Qa5 17. h4 f5 18. Neg5 Rf6 19. Ne5 Nf8 20. Nh3 fxg4 21. Qxg4 Qc7 22. Nf2 Bd6 23. h5 Re8 24. Ne4 Rf5 25. Rhg1 Re7 26. Rd2 Bxe5 27. dxe5 Ref7 28. Rf2 Nd7 29. Qh4 Qb6 30. Rgf1 Qe3 31. Nd6 Qd3+ 32. Kc1 Qe3+ 33. Kc2 Nxe5 34. Nxf5 Qe4+ 35. Kd2 Nc4+ 36. Kc1 Rxf5 37. Qh3 Ra5 38. b3 Nd6 39. Kb2 Rb5 40. Rd1 Rd5 41. Rxd5 cxd5 42. Qf3 Qf5 43. Qe3 Ne4 44. Rg2 b6 45. Qd4 Nf6 46. Qa4 Nxh5 47. Qxa7 Qe4 48. Rh2 Qe3 49. Qb8+ Kh7 50. Qe5 Qxe5 51. fxe5 Nf4 52. a4 g5 53. Kc2 g4 54. Kd2 g3 55. Rh1 g2 56. Rg1 Kg6 57. Ke3 Kf5 58. b4 h5 59. a5 bxa5 60. bxa5 h4 61. Rxg2 Nxg2+ 62. Kf2 d4 63. cxd4 Nf4 64. a6 Nd5 65. Kf3 Nc7 66. a7 h3 67. Kg3 Ke4 68. Kxh3 Kxd4 69. Kg3 Kxe5 70. Kf3 Kd4 71. Ke2 Ke4 72. Kd2 e5 73. Kc3 Nb5+ 0-1

[Event "Pereira op"]
[Site "Pereira"]
[Date "2024.07.17"]
[Round "1"]
[White "Care Garcia, Jose Joaquin"]
[Black "Pinzon, Jairo David"]
[Result "0-1"]
[ECO "B21"]
[WhiteElo "1824"]
[BlackElo "2054"]
[PlyCount "76"]
[EventDate "2024.07.17"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "COL"]
[SourceTitle "EXT 2025"]
[Source "ChessBase"]
[SourceDate "2024.10.14"]
[SourceVersion "1"]
[SourceVersionDate "2024.10.14"]
[SourceQuality "1"]

1. e4 c5 2. f4 g6 3. Nf3 Bg7 4. d3 Nc6 5. c3 d5 6. e5 Nh6 7. Be2 0-0 8. 0-0 f6 9. exf6 exf6 10. Na3 Re8 11. Nc2 Nf5 12. Re1 d4 13. Bf1 dxc3 14. bxc3 b6 15. Ne3 Nxe3 16. Bxe3 Be6 17. Qa4 Qd7 18. Qc2 Rad8 19. Rad1 Qf7 20. Rd2 Bd5 21. Rf2 Re7 22. Bc1 Rxe1 23. Nxe1 f5 24. a3 Qf6 25. Bb2 Qd6 26. g3 b5 27. Ng2 Bf7 28. Re2 a5 29. Re1 b4 30. axb4 cxb4 31. c4 Nd4 32. Bxd4 Bxd4+ 33. Kh1 Qc6 34. h3 a4 35. Kh2 b3 36. Qb1 Rb8 37. Nh4 a3 38. Bg2 Qc5 0-1

[Event "Pereira op"]
[Site "Pereira"]
[Date "2024.07.17"]
[Round "2"]
[White "Rios Parra, Alejandro"]
[Black "Pinzon, Jairo David"]
[Result "0-1"]
[ECO "E04"]
[WhiteElo "2182"]
[BlackElo "2054"]
[PlyCount "52"]
[EventDate "2024.07.17"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "COL"]
[SourceTitle "EXT 2025"]
[Source "ChessBase"]
[SourceDate "2024.10.14"]
[SourceVersion "1"]
[SourceVersionDate "2024.10.14"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nc3 c6 4. Nf3 dxc4 5. g3 Nf6 6. Bg2 Bb4 7. 0-0 b5 8. Bg5 Bb7 9. Ne5 Qb6 10. Bxf6 gxf6 11. Ng4 Nd7 12. e4 a6 13. d5 0-0-0 14. a4 h5 15. Ne3 Ne5 16. Qe2 Nd3 17. Rfd1 cxd5 18. exd5 Bc5 19. axb5 axb5 20. Rxd3 cxd3 21. Qxd3 Kb8 22. Nxb5 Bxe3 23. fxe3 Bxd5 24. Qa3 Bxg2 25. Kxg2 Qb7+ 26. Kh3 h4 0-1

[Event "San Jose 1000 GM April Gp4"]
[Site "San Jose"]
[Date "2024.04.21"]
[Round "4.1"]
[White "Pinzon, Jairo David"]
[Black "Bhatta, Rohit"]
[Result "0-1"]
[ECO "D03"]
[WhiteElo "2077"]
[BlackElo "1969"]
[PlyCount "82"]
[EventDate "2024.04.20"]
[EventType "schev"]
[EventRounds "5"]
[EventCountry "USA"]
[SourceTitle "EXT 2025"]
[Source "ChessBase"]
[SourceDate "2024.10.14"]
[SourceVersion "1"]
[SourceVersionDate "2024.10.14"]
[SourceQuality "1"]

1. d4 Nf6 2. Bg5 d5 3. e3 e6 4. Bd3 Be7 5. Nf3 Nbd7 6. Nbd2 b6 7. 0-0 Bb7 8. c3 Ne4 9. Bxe7 Qxe7 10. Ne5 Nxd2 11. Qxd2 Nxe5 12. dxe5 0-0 13. Qc2 g6 14. a4 a5 15. Qe2 c5 16. f4 Rfd8 17. Rad1 d4 18. exd4 cxd4 19. c4 Rac8 20. b3 Rc7 21. Be4 Bxe4 22. Qxe4 Rcd7 23. Rd3 f5 24. Qc6 Rb7 25. Rfd1 Qd7 26. Qf3 Qc8 27. Rxd4 Rbd7 28. Qf2 Rxd4 29. Rxd4 Rxd4 30. Qxd4 Qc6 31. h3 Qc5 32. Qf2 Qb4 33. Qe3 Qc5 34. Kf2 Qc7 35. Qd3 Qc5+ 36. Kg3 Qg1 37. Qd8+ Kg7 38. Qf6+ Kh6 39. Kh4 Qc5 40. Qxe6 Qf2+ 41. g3 Qf3 0-1

[Event "San Jose 1000 GM April Gp4"]
[Site "San Jose"]
[Date "2024.04.21"]
[Round "5.5"]
[White "Yang, Maxwell"]
[Black "Pinzon, Jairo David"]
[Result "1-0"]
[ECO "A40"]
[WhiteElo "1987"]
[BlackElo "2077"]
[PlyCount "117"]
[EventDate "2024.04.20"]
[EventType "schev"]
[EventRounds "5"]
[EventCountry "USA"]
[SourceTitle "EXT 2025"]
[Source "ChessBase"]
[SourceDate "2024.10.14"]
[SourceVersion "1"]
[SourceVersionDate "2024.10.14"]
[SourceQuality "1"]

1. d4 c5 2. d5 g6 3. c4 Bg7 4. Nc3 Bxc3+ 5. bxc3 d6 6. Nf3 Nf6 7. Qa4+ Bd7 8. Qc2 Qa5 9. Bd2 Qa4 10. Qxa4 Bxa4 11. e3 e5 12. Rb1 b6 13. Nh4 Bd7 14. Nf3 Kd8 15. Rb3 h6 16. Bc1 Nh5 17. Bd3 f5 18. e4 f4 19. Nd2 g5 20. f3 Kc7 21. Be2 Na6 22. Nf1 Rag8 23. h3 Nf6 24. Kf2 Kb7 25. Rb1 h5 26. Ba3 Rh6 27. Nd2 Nc7 28. Bb2 Rgh8 29. Ba3 Nce8 30. Rbg1 g4 31. hxg4 hxg4 32. Rxh6 Rxh6 33. Bb2 g3+ 34. Ke1 Nc7 35. Kd1 a6 36. Kc2 Ba4+ 37. Kc1 b5 38. Bd1 Bxd1 39. Kxd1 Nd7 40. cxb5 axb5 41. Kc2 Nb6 42. Kb3 Ne8 43. c4 Nxc4 44. Nxc4 bxc4+ 45. Kxc4 Ka6 46. Bc3 Rh2 47. a4 Nf6 48. a5 Nd7 49. Bd2 Nf8 50. Be1 Ng6 51. Bc3 Nh4 52. Rb1 Nxg2 53. Rb6+ Ka7 54. Rxd6 Ne3+ 55. Kb5 g2 56. Rd7+ Ka8 57. Bxe5 Rh8 58. Ka6 Rh6+ 59. d6 1-0

[Event "COL-chT"]
[Site "Risaralda"]
[Date "2023.11.23"]
[Round "7.2"]
[White "Pinzon, Jairo David"]
[Black "Campo Jimenez, David"]
[Result "1-0"]
[ECO "A45"]
[WhiteElo "2140"]
[BlackElo "1410"]
[PlyCount "131"]
[EventDate "2023.11.19"]
[EventType "team-swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "CBM 217 Extra"]
[Source "ChessBase"]
[SourceDate "2024.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2024.01.31"]
[SourceQuality "1"]
[WhiteTeam "Bogota"]
[BlackTeam "Cordoba"]
[WhiteTeamCountry "COL"]
[BlackTeamCountry "COL"]

1. d4 Nf6 2. Bg5 Ne4 3. Bf4 d5 4. f3 Nf6 5. e3 c5 6. c3 Nc6 7. Bd3 Qb6 8. b3 cxd4 9. exd4 Bd7 10. Ne2 Rc8 11. Na3 e6 12. Nc2 Ne7 13. 0-0 Ng6 14. Be3 Bb5 15. a4 Bxd3 16. Qxd3 Be7 17. Qb5+ Qc6 18. Rfc1 a6 19. Qxc6+ Rxc6 20. Ne1 0-0 21. Nd3 Rfc8 22. Bg5 Kf8 23. a5 Ke8 24. b4 h6 25. Bxf6 gxf6 26. Nc5 Bxc5 27. bxc5 e5 28. Rab1 R8c7 29. Kf2 f5 30. Ng3 Nf4 31. Rd1 Rg6 32. Rg1 Rg5 33. Ne2 Nxe2 34. Kxe2 h5 35. Kf2 e4 36. Rb6 Kd8 37. g3 Rg6 38. Rgb1 Kc8 39. Ke3 Rxb6 40. Rxb6 Rc6 41. Rb2 h4 42. Kf4 hxg3 43. hxg3 Rg6 44. Kxf5 Rxg3 45. fxe4 dxe4 46. Kxe4 Rxc3 47. Rf2 Ra3 48. Rxf7 Rxa5 49. Kd5 Ra1 50. Kd6 Kb8 51. d5 Rd1 52. Rf8+ Ka7 53. Ke6 a5 54. d6 a4 55. d7 Re1+ 56. Kf7 Rf1+ 57. Kg7 Rg1+ 58. Kf6 Rf1+ 59. Ke7 Re1+ 60. Kd6 Rd1+ 61. Kc7 Rd5 62. d8Q Rxc5+ 63. Kd6 Rc6+ 64. Kd5 Ra6 65. Qb8+ Kb6 66. Rf6+ 1-0

[Event "COL-chT"]
[Site "Risaralda"]
[Date "2023.11.22"]
[Round "6.1"]
[White "Pinzon, Jairo David"]
[Black "Corredor Rengifo, Luis Fernando"]
[Result "1-0"]
[ECO "A45"]
[WhiteElo "2140"]
[BlackElo "2169"]
[PlyCount "103"]
[EventDate "2023.11.19"]
[EventType "team-swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "CBM 217 Extra"]
[Source "ChessBase"]
[SourceDate "2024.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2024.01.31"]
[SourceQuality "1"]
[WhiteTeam "Bogota"]
[BlackTeam "Tolima"]
[WhiteTeamCountry "COL"]
[BlackTeamCountry "COL"]

1. d4 Nf6 2. Bg5 g6 3. Bxf6 exf6 4. e3 Bg7 5. g3 f5 6. Bg2 d6 7. Ne2 Nd7 8. c4 Nf6 9. Nbc3 c6 10. Nf4 0-0 11. 0-0 Qe7 12. Qc2 Re8 13. Rab1 g5 14. Nd3 Be6 15. Ne2 Rac8 16. b4 b5 17. c5 Bc4 18. cxd6 Qxd6 19. Ne5 Bxe2 20. Qxe2 Ne4 21. Nd3 Nc3 22. Qf3 Nxb1 23. Rxb1 Qe6 24. Rc1 f4 25. gxf4 g4 26. Qg3 h5 27. Rc5 Qxa2 28. Rxh5 Qb1+ 29. Bf1 Re6 30. f5 Rh6 31. Rg5 Kh8 32. Rxg4 Bf6 33. Qf4 Rh7 34. Qd6 Bh4 35. Qe5+ f6 36. Qe6 Rf8 37. Nf4 Bg5 38. Ng6+ Kg7 39. Nxf8 Kxf8 40. Qc8+ Kf7 41. f4 Qd1 42. Rg2 Qe1 43. Qe6+ Kf8 44. fxg5 Re7 45. Qxf6+ Ke8 46. Qxc6+ Kf8 47. Qc8+ Re8 48. Qc5+ Kg8 49. Qd5+ Kf8 50. g6 Qxe3+ 51. Kh1 Kg7 52. Qf7+ 1-0

[Event "COL-chT"]
[Site "Risaralda"]
[Date "2023.11.21"]
[Round "5.1"]
[White "Aponte Rodriguez, Alejandro"]
[Black "Pinzon, Jairo David"]
[Result "1/2-1/2"]
[ECO "B58"]
[WhiteElo "1810"]
[BlackElo "2140"]
[PlyCount "129"]
[EventDate "2023.11.19"]
[EventType "team-swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "CBM 217 Extra"]
[Source "ChessBase"]
[SourceDate "2024.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2024.01.31"]
[SourceQuality "1"]
[WhiteTeam "Cesar"]
[BlackTeam "Bogota"]
[WhiteTeamCountry "COL"]
[BlackTeamCountry "COL"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Nc6 6. Be2 e5 7. Ndb5 a6 8. Na3 Be7 9. Bg5 0-0 10. Bxf6 Bxf6 11. Nc4 Be7 12. Nd5 Be6 13. Ncb6 Rb8 14. 0-0 Nb4 15. c3 Nxd5 16. Nxd5 Re8 17. Qd3 Bf8 18. Ne3 Qg5 19. c4 g6 20. Bf3 Kh8 21. Rac1 f5 22. Rc3 h5 23. Kh1 Rbd8 24. Nd5 Rd7 25. Qe3 f4 26. Qe2 Rh7 27. Rd1 Kg7 28. Nc7 Re7 29. Nxe6+ Rxe6 30. b4 Qh6 31. c5 g5 32. cxd6 Bxd6 33. Rcd3 g4 34. Qd2 gxf3 35. Rxd6 fxg2+ 36. Kxg2 Qg6+ 37. Kh1 Qxe4+ 38. Kg1 Rg6+ 39. Rxg6+ Qxg6+ 40. Kf1 f3 41. Qe3 Qf5 42. Qb6 Qf7 43. Ke1 Rh6 44. Qd8 Qxa2 45. Qg5+ Kf7 46. Rd7+ Ke6 47. Re7+ Kd5 48. Qxe5+ Kc4 49. Qc5+ Kb3 50. Re3+ Kb2 51. Qc3+ Kb1 52. Kf1 Qb2 53. Re1+ Ka2 54. Qxf3 Rc6 55. Re2 Rc1+ 56. Kg2 Rc2 57. Rxc2 Qxc2 58. Qxb7 Qg6+ 59. Kf3 Qd3+ 60. Kg2 Qg6+ 61. Kf1 Qd3+ 62. Ke1 Ka3 63. Qb6 Qb1+ 64. Ke2 Qe4+ 65. Kd1 1/2-1/2

[Event "COL-chT"]
[Site "Risaralda"]
[Date "2023.11.21"]
[Round "4.1"]
[White "Pinzon, Jairo David"]
[Black "Tineo Mojica, Ivan Esteban"]
[Result "1-0"]
[ECO "D37"]
[WhiteElo "2140"]
[BlackElo "1698"]
[PlyCount "65"]
[EventDate "2023.11.19"]
[EventType "team-swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "CBM 217 Extra"]
[Source "ChessBase"]
[SourceDate "2024.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2024.01.31"]
[SourceQuality "1"]
[WhiteTeam "Bogota"]
[BlackTeam "Arauca"]
[WhiteTeamCountry "COL"]
[BlackTeamCountry "COL"]

1. d4 d5 2. c4 e6 3. Nf3 h6 4. e3 Nf6 5. Nc3 a6 6. Qc2 Be7 7. Bd3 dxc4 8. Bxc4 c5 9. 0-0 0-0 10. a3 b5 11. Ba2 Bb7 12. dxc5 Qc7 13. b4 Ng4 14. Ne4 Nc6 15. Bb2 a5 16. Qc3 Nf6 17. Ng3 Rfd8 18. Bb3 Ne8 19. Bc2 Bf6 20. Qb3 Be7 21. Rad1 Rab8 22. Bb1 Nf6 23. Bc3 Nd5 24. Bd2 Nf6 25. Qc2 Ne5 26. Nxe5 Qxe5 27. Bc3 Qc7 28. Nh5 Qc6 29. f3 axb4 30. axb4 Kf8 31. Nxg7 Kxg7 32. Qh7+ Kf8 33. Qh8+ 1-0

[Event "COL-chT"]
[Site "Risaralda"]
[Date "2023.11.20"]
[Round "3.2"]
[White "Pinzon, Jairo David"]
[Black "Arciniegas Castro, Santiago"]
[Result "0-1"]
[ECO "A45"]
[WhiteElo "2140"]
[BlackElo "1985"]
[PlyCount "74"]
[EventDate "2023.11.19"]
[EventType "team-swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "CBM 217 Extra"]
[Source "ChessBase"]
[SourceDate "2024.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2024.01.31"]
[SourceQuality "1"]
[WhiteTeam "Bogota"]
[BlackTeam "Santander"]
[WhiteTeamCountry "COL"]
[BlackTeamCountry "COL"]

1. d4 Nf6 2. Bg5 e6 3. e4 h6 4. Bxf6 Qxf6 5. c3 d5 6. e5 Qd8 7. f4 c5 8. Nf3 Nc6 9. Be2 Qb6 10. b3 Bd7 11. Qd3 cxd4 12. Nxd4 Nxd4 13. cxd4 Bb4+ 14. Kf2 Rc8 15. a3 Be7 16. Rd1 a6 17. a4 Bb4 18. Ra2 0-0 19. Rc2 Rxc2 20. Qxc2 Rc8 21. Qd3 Qa7 22. g4 b5 23. a5 Bxa5 24. f5 exf5 25. gxf5 Bb6 26. Bh5 Qc7 27. Kg3 Qc2 28. Bg4 h5 29. Bh3 h4+ 30. Kxh4 Qxh2 31. Rf1 Bd8+ 32. f6 g5+ 33. Kxg5 Bxh3 34. Rf3 Rc2 35. Rxh3 Rg2+ 36. Kh5 Qf4 37. Qe3 Qg4+ 0-1

[Event "COL-chT"]
[Site "Risaralda"]
[Date "2023.11.19"]
[Round "2.1"]
[White "Pinzon, Jairo David"]
[Black "Florez Salazar, Luis Angel"]
[Result "1/2-1/2"]
[ECO "D12"]
[WhiteElo "2140"]
[BlackElo "2137"]
[PlyCount "65"]
[EventDate "2023.11.19"]
[EventType "team-swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "CBM 217 Extra"]
[Source "ChessBase"]
[SourceDate "2024.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2024.01.31"]
[SourceQuality "1"]
[WhiteTeam "Bogota"]
[BlackTeam "Cauca"]
[WhiteTeamCountry "COL"]
[BlackTeamCountry "COL"]

1. d4 d5 2. Nf3 Nf6 3. c4 c6 4. e3 Bf5 5. Nc3 e6 6. Nh4 Bg4 7. Qb3 Qb6 8. h3 Bh5 9. cxd5 Qxb3 10. axb3 exd5 11. Bd2 Nbd7 12. g4 Bg6 13. g5 Ne4 14. Nxg6 hxg6 15. Nxe4 dxe4 16. b4 Be7 17. Rg1 Rh4 18. Rg3 Nf8 19. b5 Ne6 20. bxc6 bxc6 21. Ra5 Bd8 22. Ra6 Kd7 23. Bc4 Bb6 24. d5 cxd5 25. Bxd5 Rah8 26. Ba5 Nc7 27. Bxb6 Nxa6 28. Bxa7 Ke7 29. Bd4 Rxh3 30. Rxh3 Rxh3 31. Bxg7 Nc5 32. Kf1 Rh7 33. Be5 1/2-1/2

[Event "Sunnyvale 1000 Schev 1 11"]
[Site "Sunnyvale"]
[Date "2023.11.12"]
[Round "5.4"]
[White "Pinzon, Jairo David"]
[Black "Guo, Ethan"]
[Result "0-1"]
[ECO "D13"]
[WhiteElo "2140"]
[BlackElo "2026"]
[PlyCount "39"]
[EventDate "2023.11.10"]
[EventType "schev"]
[EventRounds "6"]
[EventCountry "USA"]
[SourceTitle "CBM 217 Extra"]
[Source "ChessBase"]
[SourceDate "2024.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2024.01.31"]
[SourceQuality "1"]

1. d4 d5 2. c4 c6 3. cxd5 cxd5 4. Bf4 Nc6 5. e3 Nf6 6. Nc3 Bf5 7. Nf3 a6 8. Bd3 Bxd3 9. Qxd3 e6 10. 0-0 Bd6 11. Bxd6 Qxd6 12. Rac1 0-0 13. Na4 Ne4 14. Nc5 Nxc5 15. Rxc5 Rac8 16. Rfc1 e5 17. Qc3 exd4 18. Nxd4 Nxd4 19. Qxd4 Rxc5 20. Qxc5 0-1

[Event "Sunnyvale 1000 Schev 1 11"]
[Site "Sunnyvale"]
[Date "2023.11.12"]
[Round "4.6"]
[White "Pinzon, Jairo David"]
[Black "Hsiao, Ethan"]
[Result "1-0"]
[ECO "D40"]
[WhiteElo "2140"]
[BlackElo "2020"]
[PlyCount "77"]
[EventDate "2023.11.10"]
[EventType "schev"]
[EventRounds "6"]
[EventCountry "USA"]
[SourceTitle "CBM 217 Extra"]
[Source "ChessBase"]
[SourceDate "2024.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2024.01.31"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. e3 c5 5. Nf3 Nc6 6. a3 a5 7. Be2 Be7 8. 0-0 0-0 9. cxd5 exd5 10. Nb5 Bg4 11. b3 Qb6 12. a4 Rac8 13. Bb2 Nb4 14. dxc5 Bxc5 15. h3 Bh5 16. Bd4 Bg6 17. Rc1 Na2 18. Rxc5 Rxc5 19. Qd2 Nb4 20. Bxc5 Qxc5 21. Rc1 Qb6 22. Qd4 Qe6 23. Qa7 Qa6 24. Rc7 Ne8 25. Rxb7 Qc6 26. Nbd4 Qc1+ 27. Kh2 Nd3 28. Bxd3 Bxd3 29. Qxa5 Nd6 30. Qc7 Qa3 31. Rb8 Ne4 32. Nf5 Nf6 33. Ne7+ Qxe7 34. Qxe7 Rxb8 35. Ne5 Bg6 36. Nxg6 hxg6 37. b4 g5 38. a5 g4 39. a6 1-0

[Event "Sunnyvale 1000 Schev 1 11"]
[Site "Sunnyvale"]
[Date "2023.11.11"]
[Round "2.3"]
[White "Pinzon, Jairo David"]
[Black "Min, Ryan"]
[Result "1/2-1/2"]
[ECO "A45"]
[WhiteElo "2140"]
[BlackElo "1967"]
[PlyCount "105"]
[EventDate "2023.11.10"]
[EventType "schev"]
[EventRounds "6"]
[EventCountry "USA"]
[SourceTitle "CBM 217 Extra"]
[Source "ChessBase"]
[SourceDate "2024.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2024.01.31"]
[SourceQuality "1"]

1. d4 Nf6 2. Bg5 g6 3. Bxf6 exf6 4. g3 Bg7 5. Bg2 0-0 6. e3 d5 7. Ne2 c6 8. 0-0 f5 9. b3 Nd7 10. c4 Nf6 11. Nbc3 Be6 12. Qd3 h5 13. Nf4 g5 14. cxd5 cxd5 15. Nh3 Ne4 16. Rac1 Rc8 17. f3 Nxc3 18. Rxc3 Rxc3 19. Qxc3 Bf6 20. f4 g4 21. Nf2 Qb6 22. Nd3 Be7 23. Rc1 Bd6 24. Kf2 h4 25. Qd2 h3 26. Bf1 Rc8 27. Rxc8+ Bxc8 28. Ne5 Be6 29. Qc2 Kg7 30. Nd3 Kf6 31. Nc5 Qc7 32. Bd3 b6 33. Na4 Qxc2+ 34. Bxc2 Bd7 35. Nc3 Ke6 36. Bd3 Bb4 37. Nb1 a5 38. Ke2 Bd6 39. Kd1 b5 40. Nc3 b4 41. Ne2 Bf8 42. Ba6 Kd6 43. Nc1 Kc6 44. Bf1 Bd6 45. Nd3 Kb6 46. Kd2 Bb5 47. Be2 Bd7 48. Ne5 Bxe5 49. dxe5 Be6 50. Bd1 Kc6 51. Bc2 Kb6 52. Kd3 Kc5 53. Kd2 1/2-1/2

[Event "Sunnyvale 1000 Schev 1 11"]
[Site "Sunnyvale"]
[Date "2023.11.11"]
[Round "3.1"]
[White "Zhou, Ruoyu"]
[Black "Pinzon, Jairo David"]
[Result "1/2-1/2"]
[ECO "C56"]
[WhiteElo "1990"]
[BlackElo "2140"]
[PlyCount "35"]
[EventDate "2023.11.10"]
[EventType "schev"]
[EventRounds "6"]
[EventCountry "USA"]
[SourceTitle "CBM 217 Extra"]
[Source "ChessBase"]
[SourceDate "2024.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2024.01.31"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Bc4 Nf6 5. 0-0 Nxe4 6. Re1 d5 7. Bxd5 Qxd5 8. Nc3 Qh5 9. Nxe4 Be6 10. Bg5 Bd6 11. Nxd6+ cxd6 12. Bf4 Qc5 13. Ng5 0-0 14. Ne4 Qf5 15. Bxd6 Rfd8 16. Bg3 Rd7 17. a3 h6 18. Qf3 1/2-1/2

[Event "Sunnyvale 1000 Schev 1 11"]
[Site "Sunnyvale"]
[Date "2023.11.10"]
[Round "1.5"]
[White "Shi, Roger V"]
[Black "Pinzon, Jairo David"]
[Result "1-0"]
[ECO "C72"]
[WhiteElo "1970"]
[BlackElo "2140"]
[PlyCount "105"]
[EventDate "2023.11.10"]
[EventType "schev"]
[EventRounds "6"]
[EventCountry "USA"]
[SourceTitle "CBM 217 Extra"]
[Source "ChessBase"]
[SourceDate "2024.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2024.01.31"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 d6 5. 0-0 Bg4 6. h3 h5 7. d4 Qf6 8. dxe5 dxe5 9. hxg4 hxg4 10. Bg5 Qe6 11. Bxc6+ bxc6 12. Nh2 g3 13. Ng4 Bc5 14. Qf3 Qg6 15. Qxg3 Qxg5 16. Qxe5+ Qxe5 17. Nxe5 Bd4 18. Nd3 Nf6 19. Nd2 0-0-0 20. Rae1 Rh5 21. Nf3 Ra5 22. Nb4 Kb7 23. e5 Ng4 24. Re4 Bxf2+ 25. Rxf2 Nxf2 26. Kxf2 c5 27. Nd3 Rxa2 28. Nxc5+ Kb6 29. Na4+ Ka5 30. Nc5 Rxb2 31. Ke3 Rd5 32. Nb3+ Kb6 33. Rc4 Rb1 34. Ke4 Rd8 35. Nfd4 Re1+ 36. Kf4 Rf1+ 37. Kg3 Rd5 38. Rb4+ Rb5 39. Nxb5 axb5 40. Rf4 Re1 41. Rxf7 Rxe5 42. Rxg7 Re3+ 43. Kf4 Rc3 44. Rg6+ Ka7 45. Nd4 Rc4 46. Ke3 Kb7 47. Kd3 Rc5 48. g4 b4 49. Ne2 c6 50. Rf6 Rg5 51. Rf4 c5 52. Kc4 Kc7 53. Ng3 1-0

[Event "Sunnyvale 1000 GM Schev-C 09"]
[Site "Sunnyvale"]
[Date "2023.09.17"]
[Round "4"]
[White "Min, Ryan"]
[Black "Pinzon, Jairo David"]
[Result "1/2-1/2"]
[ECO "D45"]
[WhiteElo "1878"]
[BlackElo "2182"]
[PlyCount "119"]
[EventDate "2023.09.16"]
[EventType "schev"]
[EventRounds "5"]
[EventCountry "USA"]
[SourceTitle "CBM 216 Extra"]
[Source "ChessBase"]
[SourceDate "2023.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2023.11.30"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nc3 c6 4. e3 Nf6 5. Nf3 Nbd7 6. Qc2 Bd6 7. b3 0-0 8. Bb2 Re8 9. Bd3 Qe7 10. 0-0 e5 11. dxe5 Nxe5 12. Nd4 Nxd3 13. Qxd3 dxc4 14. bxc4 Bc7 15. h3 Qe5 16. Nf3 Qh5 17. e4 Bxh3 18. gxh3 Qxh3 19. Ne5 Qh5 20. f4 Bxe5 21. fxe5 Rxe5 22. Rf5 Qg4+ 23. Kh2 Rxf5 24. exf5 Qh4+ 25. Kg2 Nh5 26. Ne2 Re8 27. Rf1 Qg4+ 28. Ng3 Nf4+ 29. Rxf4 Qxf4 30. Bxg7 Qg5 31. f6 h5 32. Kf2 h4 33. Nf5 Qf4+ 34. Kg2 Qg4+ 35. Kf2 Qf4+ 36. Kg2 Qe4+ 37. Qxe4 Rxe4 38. Nh6+ Kh7 39. Nxf7 Rxc4 40. Nd6 Rc2+ 41. Kh3 Kg6 42. Bh8 Rxa2 43. f7 Rf2 44. Bd4 Rf4 45. Be3 Rf1 46. Bxa7 b5 47. Bc5 Kg7 48. Kxh4 Rc1 49. Be3 Rf1 50. Bc5 Rxf7 51. Nxf7 Kxf7 52. Kg4 Ke6 53. Kf4 Kd5 54. Bf8 Kd4 55. Bg7+ Kd3 56. Bf8 Kc3 57. Ke3 b4 58. Bg7+ Kc4 59. Kd2 c5 60. Kc2 1/2-1/2

[Event "Sunnyvale 1000 GM Schev-C 09"]
[Site "Sunnyvale"]
[Date "2023.09.17"]
[Round "5"]
[White "Pinzon, Jairo David"]
[Black "Zhou, Ruoyu"]
[Result "1-0"]
[ECO "D35"]
[WhiteElo "2182"]
[BlackElo "1915"]
[PlyCount "121"]
[EventDate "2023.09.16"]
[EventType "schev"]
[EventRounds "5"]
[EventCountry "USA"]
[SourceTitle "CBM 216 Extra"]
[Source "ChessBase"]
[SourceDate "2023.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2023.11.30"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nc3 Be7 4. Bf4 Nf6 5. e3 0-0 6. cxd5 Nxd5 7. Bg3 c5 8. Bd3 Nc6 9. Nf3 cxd4 10. exd4 h6 11. 0-0 Bd6 12. Qe2 Bxg3 13. fxg3 Nf6 14. Rad1 Nb4 15. Bb1 b6 16. Rfe1 Bb7 17. Ne5 Nbd5 18. Rf1 Rc8 19. Nxd5 Nxd5 20. Qe4 f5 21. Qe2 Nf6 22. g4 Be4 23. Bxe4 fxe4 24. h4 Nd5 25. Qxe4 Qc7 26. g5 hxg5 27. hxg5 Qd8 28. Qg4 Qd6 29. Qh4 Rxf1+ 30. Rxf1 Rf8 31. Rxf8+ Qxf8 32. Ng6 Qf5 33. Qh8+ Kf7 34. Ne5+ Ke7 35. Qxg7+ Ke8 36. Qxa7 Ne3 37. Qa8+ Ke7 38. Qa3+ Kd8 39. Qxe3 b5 40. g6 Qf6 41. Qg5 Qxg5 42. Nf7+ Ke7 43. Nxg5 Kf6 44. g7 Kxg7 45. Nxe6+ Kf6 46. Nc7 b4 47. a4 bxa3 48. bxa3 Ke7 49. g4 Kd6 50. g5 Ke7 51. a4 Kf7 52. a5 Kg6 53. a6 Kxg5 54. a7 Kf4 55. a8Q Ke3 56. d5 Kd4 57. d6 Kc5 58. d7 Kb6 59. d8Q Kc5 60. Qdd5+ Kb6 61. Qab7# 1-0

[Event "Sunnyvale 1000 GM Schev-C 09"]
[Site "Sunnyvale"]
[Date "2023.09.17"]
[Round "3"]
[White "Wang, Andrew2"]
[Black "Pinzon, Jairo David"]
[Result "0-1"]
[ECO "C56"]
[WhiteElo "1888"]
[BlackElo "2182"]
[PlyCount "102"]
[EventDate "2023.09.16"]
[EventType "schev"]
[EventRounds "5"]
[EventCountry "USA"]
[SourceTitle "CBM 216 Extra"]
[Source "ChessBase"]
[SourceDate "2023.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2023.11.30"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Bc4 Nf6 5. e5 d5 6. Bb5 Ne4 7. Nxd4 Bd7 8. Bxc6 bxc6 9. 0-0 Bc5 10. f3 Ng5 11. f4 Ne4 12. Be3 0-0 13. Nd2 Nxd2 14. Qxd2 f6 15. Rae1 fxe5 16. fxe5 Rxf1+ 17. Rxf1 Qe7 18. e6 Bxd4 19. Bxd4 Bxe6 20. Qe3 Re8 21. Bc5 Qd7 22. Qf4 Bf7 23. Bxa7 Bg6 24. Bc5 h6 25. h4 Bxc2 26. Qd2 Bg6 27. Rf3 Qg4 28. Qf2 Re4 29. b4 Rc4 30. a4 Be4 31. Rf4 Qh5 32. Qg3 Qd1+ 33. Rf1 Qxa4 34. Rf8+ Kh7 35. Qe5 Qd1+ 36. Kh2 Rc1 37. Rf2 Qh1+ 38. Kg3 Rg1 39. Qb2 Rd1 40. Rd2 Qe1+ 41. Rf2 Bxg2 42. Qe2 Qxe2 43. Rxe2 Be4 44. Rf2 Rd3+ 45. Kf4 Kg6 46. Ke5 Kh5 47. Be7 Rh3 48. Rf4 Re3 49. Ke6 Re2 50. Kd7 d4 51. Rf1 d3 0-1

[Event "Sunnyvale 1000 GM Schev-C 09"]
[Site "Sunnyvale"]
[Date "2023.09.16"]
[Round "1"]
[White "Bhatta, Rohit"]
[Black "Pinzon, Jairo David"]
[Result "1-0"]
[ECO "E09"]
[WhiteElo "1775"]
[BlackElo "2182"]
[PlyCount "111"]
[EventDate "2023.09.16"]
[EventType "schev"]
[EventRounds "5"]
[EventCountry "USA"]
[SourceTitle "CBM 216 Extra"]
[Source "ChessBase"]
[SourceDate "2023.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2023.11.30"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nf3 c6 4. Qc2 Nf6 5. g3 Nbd7 6. Bg2 Be7 7. 0-0 0-0 8. Nbd2 b6 9. e4 Bb7 10. e5 Ne8 11. cxd5 cxd5 12. Re1 a5 13. Nf1 Ba6 14. h4 Qc7 15. Qd1 Rc8 16. Ne3 g6 17. Bd2 Ng7 18. Nh2 f6 19. Rc1 Qb8 20. Rxc8 Qxc8 21. exf6 Nxf6 22. Nxd5 Nxd5 23. Bxd5 Bf6 24. Bg2 Bxd4 25. Be3 Bxe3 26. Rxe3 Rd8 27. Qb1 Rd2 28. Nf3 Rc2 29. Rc3 Rxc3 30. bxc3 Qc7 31. Ng5 Bc4 32. Ne4 Ne8 33. Nd2 Bd5 34. Bxd5 exd5 35. Qd3 Nf6 36. Qd4 Qc6 37. c4 Kf7 38. Nf3 Qc5 39. Ng5+ Ke7 40. Qe5+ Kd7 41. Qxf6 dxc4 42. Ne4 Qb4 43. Qd4+ Kc6 44. Nc3 Qc5 45. Qe4+ Kc7 46. Nd5+ Kd6 47. Nc3 b5 48. Qb7 Qb4 49. Qd5+ Ke7 50. Nxb5 Qb1+ 51. Kg2 Qxa2 52. Qe5+ Kf8 53. Qf6+ Kg8 54. Nd4 c3 55. Ne6 Qd5+ 56. Kh2 1-0

[Event "Sunnyvale 1000 GM Schev-C 09"]
[Site "Sunnyvale"]
[Date "2023.09.16"]
[Round "2"]
[White "Pinzon, Jairo David"]
[Black "Suarez, Sebastian"]
[Result "1/2-1/2"]
[ECO "D36"]
[WhiteElo "2182"]
[BlackElo "1933"]
[PlyCount "56"]
[EventDate "2023.09.16"]
[EventType "schev"]
[EventRounds "5"]
[EventCountry "USA"]
[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. c4 c6 4. Qa4 e6 5. Nc3 Nbd7 6. cxd5 exd5 7. Bg5 Bd6 8. e3 0-0 9. Bd3 Qb6 10. Qc2 h6 11. Bh4 Re8 12. 0-0 Qc7 13. Rfc1 a6 14. Rab1 g5 15. Bg3 Bxg3 16. hxg3 Qd6 17. b4 Nf8 18. a4 Be6 19. b5 axb5 20. axb5 c5 21. dxc5 Qxc5 22. Qb2 Qd6 23. Nd4 N8d7 24. Rd1 Ne5 25. Be2 Rec8 26. Ra1 Rxa1 27. Rxa1 Bd7 28. Na4 Ne4 1/2-1/2

[Event "Bucaramanga op"]
[Site "Bucaramanga"]
[Date "2023.09.10"]
[Round "9"]
[White "Palencia Morales, Wilson Guillermo"]
[Black "Pinzon, Jairo David"]
[Result "0-1"]
[ECO "D35"]
[WhiteElo "2286"]
[BlackElo "2182"]
[PlyCount "92"]
[EventDate "2023.09.06"]
[EventType "swiss"]
[EventRounds "9"]
[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. c4 e6 4. Nc3 c6 5. cxd5 exd5 6. Bg5 Bd6 7. e3 0-0 8. Bd3 Re8 9. 0-0 Bg4 10. h3 Bh5 11. g4 Bg6 12. Bxg6 hxg6 13. Qd3 Nbd7 14. Nd2 Qb6 15. Bh4 Re6 16. f3 Rae8 17. Bf2 Qxb2 18. Rab1 Qa3 19. Rb3 Qa5 20. Rxb7 Bg3 21. Bxg3 Rxe3 22. Nb3 Rxd3 23. Nxa5 Rxc3 24. Be1 Rc2 25. Rxa7 Nf8 26. Bg3 Ne6 27. Nb3 Ng5 28. h4 Nh3+ 29. Kh1 Ree2 30. Ra8+ Kh7 31. a4 Re3 32. Nc5 Nxg4 33. Nd7 Nf6 34. Nxf6+ gxf6 35. a5 f5 36. Be5 g5 37. h5 Rxe5 38. dxe5 d4 39. Rd8 c5 40. Rd7 Kh6 41. a6 Kxh5 42. e6 Kh4 43. e7 Kg3 44. Rg1+ Nxg1 45. e8Q Nxf3 46. Qb8+ f4 0-1

[Event "Bucaramanga op"]
[Site "Bucaramanga"]
[Date "2023.09.10"]
[Round "8"]
[White "Valle, Efrain"]
[Black "Pinzon, Jairo David"]
[Result "0-1"]
[ECO "B59"]
[WhiteElo "1974"]
[BlackElo "2182"]
[PlyCount "107"]
[EventDate "2023.09.06"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CBM 216 Extra"]
[Source "ChessBase"]
[SourceDate "2023.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2023.11.30"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Nc6 6. Be2 e5 7. Nb3 Be7 8. 0-0 0-0 9. Be3 a5 10. a3 Be6 11. Nd2 d5 12. exd5 Nxd5 13. Nxd5 Bxd5 14. Nc4 Be4 15. Nb6 Qxd1 16. Raxd1 Rad8 17. c3 Bc2 18. Rxd8 Rxd8 19. Rc1 Bb3 20. a4 f5 21. Bc4+ Bxc4 22. Nxc4 Kf7 23. Bb6 Rd5 24. Kf1 Ke6 25. Ke2 Bd8 26. Bxd8 Rxd8 27. f3 g6 28. Rd1 Rd5 29. Rd3 h6 30. Nb6 Rxd3 31. Kxd3 g5 32. g3 h5 33. Nc4 g4 34. Ke2 f4 35. Nd2 Kd5 36. b3 b6 37. Ne4 Ke6 38. Nd2 Ne7 39. Kd3 Kf5 40. Ke2 Nd5 41. Ne4 Nf6 42. Nd6+ Ke6 43. Nc4 Nd5 44. fxg4 hxg4 45. gxf4 exf4 46. Kd3 Kf5 47. Kd4 Ke6 48. Nd2 Nf6 49. b4 Kf5 50. bxa5 bxa5 51. c4 Kg5 52. Ne4+ Nxe4 53. Kxe4 f3 54. Ke3 0-1

[Event "Bucaramanga op"]
[Site "Bucaramanga"]
[Date "2023.09.09"]
[Round "7"]
[White "Pinzon, Jairo David"]
[Black "Clavijo Romero, Leonardo"]
[Result "1-0"]
[ECO "D00"]
[WhiteElo "2182"]
[BlackElo "1814"]
[PlyCount "117"]
[EventDate "2023.09.06"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CBM 216 Extra"]
[Source "ChessBase"]
[SourceDate "2023.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2023.11.30"]
[SourceQuality "1"]

1. d4 d5 2. Bg5 h6 3. Bh4 c6 4. e3 Qb6 5. b3 e5 6. Nf3 Bg4 7. Be2 Bxf3 8. Bxf3 Nd7 9. 0-0 e4 10. Be2 Be7 11. Bg3 Ngf6 12. c4 0-0 13. Nc3 Rac8 14. a4 Qd8 15. c5 a5 16. Qd2 Ra8 17. Na2 Ra7 18. Rfb1 Qa8 19. Bc7 Bd8 20. Bd6 Re8 21. Qc2 Nf8 22. b4 axb4 23. Rxb4 Ba5 24. Rb2 Ne6 25. Nc3 Bc7 26. Bxc7 Nxc7 27. h3 g6 28. Ra3 Ne6 29. Rba2 Ra5 30. Nb1 Rb8 31. Nd2 Rc8 32. Nb3 Ra7 33. a5 Nc7 34. Qc3 Nd7 35. Na1 Nb8 36. Nc2 Nca6 37. Rb3 Kg7 38. Bg4 Rc7 39. Na3 Nd7 40. Be2 Nf8 41. Nc2 Ne6 42. Nb4 Nxb4 43. Qxb4 Qc8 44. Rba3 Qd7 45. Bg4 f5 46. Be2 Qe7 47. g3 Ra8 48. a6 bxa6 49. Rxa6 Rca7 50. Rxa7 Rxa7 51. Rb2 Nd8 52. Qb8 Rb7 53. Rxb7 Nxb7 54. Ba6 Nd8 55. Bc8 h5 56. h4 Kh6 57. Kf1 Ne6 58. Qe5 Qa7 59. Qh8+ 1-0

[Event "Bucaramanga op"]
[Site "Bucaramanga"]
[Date "2023.09.08"]
[Round "5"]
[White "Pinzon, Jairo David"]
[Black "Hurtado Paez, Andres Jesus"]
[Result "1-0"]
[ECO "D35"]
[WhiteElo "2182"]
[BlackElo "1624"]
[PlyCount "105"]
[EventDate "2023.09.06"]
[EventType "swiss"]
[EventRounds "9"]
[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 d5 3. Nc3 e6 4. cxd5 exd5 5. Bg5 Be7 6. e3 c6 7. Bd3 Bg4 8. Qc2 Bh5 9. Nge2 Bg6 10. Bxg6 hxg6 11. Ng3 Nbd7 12. a3 Bd6 13. Nce2 Qa5+ 14. Qd2 Qxd2+ 15. Kxd2 Ne4+ 16. Nxe4 dxe4 17. Bf4 Bxf4 18. Nxf4 Ke7 19. b4 Rad8 20. h4 Nb6 21. g3 Nd5 22. Ne2 f5 23. Nc3 Nxc3 24. Kxc3 Rd5 25. a4 a5 26. Rhb1 axb4+ 27. Rxb4 b5 28. axb5 cxb5 29. Ra7+ Kf6 30. Ra6+ Kf7 31. Rb6 Rc8+ 32. Kb2 Rd7 33. R4xb5 Rcc7 34. h5 gxh5 35. Rxf5+ Kg8 36. Rxh5 Rc8 37. Rbb5 Rf7 38. Rhf5 Re7 39. Rbc5 Rb7+ 40. Kc3 Rcb8 41. Kc4 Rd8 42. d5 Rb1 43. Kd4 g6 44. Rf6 Kg7 45. Rfc6 Rb2 46. Rc2 Rb4+ 47. Ke5 Rb5 48. Rd2 Re8+ 49. Re6 Rf8 50. Re7+ Kh6 51. Kxe4 Rf5 52. f4 Rb4+ 53. Rd4 1-0

[Event "Bucaramanga op"]
[Site "Bucaramanga"]
[Date "2023.09.08"]
[Round "6"]
[White "Rojas Barrero, Andres Humberto"]
[Black "Pinzon, Jairo David"]
[Result "1/2-1/2"]
[ECO "C74"]
[WhiteElo "2135"]
[BlackElo "2182"]
[PlyCount "106"]
[EventDate "2023.09.06"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CBM 216 Extra"]
[Source "ChessBase"]
[SourceDate "2023.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2023.11.30"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 d6 5. c3 f5 6. exf5 Bxf5 7. 0-0 Bd3 8. Re1 Be7 9. Re3 Bg6 10. d4 e4 11. d5 b5 12. Bc2 exf3 13. Bxg6+ hxg6 14. dxc6 fxg2 15. Qg4 Kf8 16. Rf3+ Bf6 17. Na3 Qe8 18. Nc2 Qe5 19. Qxg2 Qe2 20. Nd4 Qe1+ 21. Qf1 Qxf1+ 22. Kxf1 Kf7 23. a4 bxa4 24. Rxa4 Rxh2 25. Bf4 Rh5 26. Rb4 Bxd4 27. cxd4 Ke6 28. Rb7 Rc8 29. Ra7 Rf5 30. Rxa6 Kd5 31. Ra5+ Kxc6 32. Rxf5 gxf5 33. Rg3 Nf6 34. Rg5 Rb8 35. Rxf5 Rxb2 36. Be3 Rb5 37. Rf3 Ng4 38. Rg3 Nxe3+ 39. fxe3 Rf5+ 40. Ke2 Rf7 41. Kd3 Kd5 42. Rg6 Kc6 43. e4 Kd7 44. d5 Ke7 45. Kd4 Kf8 46. Rg1 Re7 47. Rh1 Kg8 48. Rg1 Re5 49. Rc1 Re7 50. Rg1 Rf7 51. Rg2 Rf8 52. Rc2 Rc8 53. Ra2 Rf8 1/2-1/2

[Event "Bucaramanga op"]
[Site "Bucaramanga"]
[Date "2023.09.07"]
[Round "4"]
[White "Acosta Cruz, Luis Ivan"]
[Black "Pinzon, Jairo David"]
[Result "0-1"]
[ECO "D45"]
[WhiteElo "1579"]
[BlackElo "2182"]
[PlyCount "30"]
[EventDate "2023.09.06"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CBM 216 Extra"]
[Source "ChessBase"]
[SourceDate "2023.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2023.11.30"]
[SourceQuality "1"]

1. c4 e6 2. Nc3 d5 3. d4 c6 4. e3 Nf6 5. Nf3 Nbd7 6. cxd5 exd5 7. Qb3 Bd6 8. e4 dxe4 9. Ng5 0-0 10. Ncxe4 Nxe4 11. Nxe4 Re8 12. Bd3 Nf6 13. f3 Nxe4 14. Bxe4 Be6 15. Qc2 f5 0-1

[Event "Bucaramanga op"]
[Site "Bucaramanga"]
[Date "2023.09.07"]
[Round "3"]
[White "Pinzon, Jairo David"]
[Black "Morales Perez, Ghisell Gabriela"]
[Result "1-0"]
[ECO "E91"]
[WhiteElo "2182"]
[BlackElo "1447"]
[PlyCount "87"]
[EventDate "2023.09.06"]
[EventType "swiss"]
[EventRounds "9"]
[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 Bg7 4. e4 d6 5. h3 0-0 6. Be3 c5 7. d5 e6 8. Nf3 Re8 9. Be2 exd5 10. exd5 Bf5 11. 0-0 Na6 12. Bf4 Nb4 13. a3 Nc2 14. Rc1 Nd4 15. Nxd4 cxd4 16. Nb5 Ne4 17. Nxd4 Bd7 18. Be3 h5 19. Bd3 Ng5 20. Re1 Rc8 21. Qd2 Nh7 22. b4 b6 23. b5 Nf6 24. Bg5 Qc7 25. Nc6 Bxc6 26. bxc6 Nh7 27. Bf4 Be5 28. Bxe5 Rxe5 29. Rxe5 dxe5 30. c5 Rd8 31. cxb6 axb6 32. Bc4 Nf6 33. Qa2 Kg7 34. Qb3 Ne4 35. Qe3 Nf6 36. Rd1 Re8 37. Rb1 Rb8 38. a4 Ne8 39. Qb3 Nd6 40. Bf1 f6 41. a5 Nc8 42. Ba6 b5 43. Bxc8 Qxc8 44. Qb4 1-0

[Event "Bucaramanga op"]
[Site "Bucaramanga"]
[Date "2023.09.06"]
[Round "1"]
[White "Gomez Guardo, Laura Melissa"]
[Black "Pinzon, Jairo David"]
[Result "1-0"]
[ECO "A43"]
[WhiteElo "1834"]
[BlackElo "2182"]
[PlyCount "75"]
[EventDate "2023.09.06"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CBM 216 Extra"]
[Source "ChessBase"]
[SourceDate "2023.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2023.11.30"]
[SourceQuality "1"]

1. d4 c5 2. d5 b5 3. e4 a6 4. c4 b4 5. Qc2 d6 6. Be3 g6 7. Nd2 Bg7 8. f4 Nf6 9. h3 0-0 10. Bd3 e6 11. Ne2 exd5 12. exd5 Re8 13. Bf2 a5 14. 0-0 a4 15. Rae1 a3 16. b3 Nbd7 17. Nf3 Qc7 18. g4 Nf8 19. Kg2 Ra7 20. Ng3 h6 21. g5 Rxe1 22. Rxe1 hxg5 23. Nxg5 Qd8 24. Rh1 Bh6 25. h4 Bg4 26. f5 Nh5 27. Be3 f6 28. Nf7 Rxf7 29. Bxh6 Nxg3 30. Kxg3 gxf5 31. Bxf5 Bxf5 32. Qxf5 Qd7 33. Kf4 Rh7 34. Rg1+ Kf7 35. Qxh7+ Nxh7 36. Rg7+ Ke8 37. Rxd7 Kxd7 38. Kf5 1-0

[Event "Milpitas 1000 GM Schev 07"]
[Site "Milpitas"]
[Date "2023.07.18"]
[Round "8"]
[White "Sivakumar, Shaaketh"]
[Black "Pinzon, Jairo David"]
[Result "1-0"]
[ECO "C54"]
[WhiteElo "2337"]
[BlackElo "2220"]
[PlyCount "83"]
[EventDate "2023.07.14"]
[EventType "schev"]
[EventRounds "9"]
[EventCountry "USA"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. c3 Nf6 5. d3 0-0 6. 0-0 d5 7. exd5 Nxd5 8. Bg5 f6 9. d4 exd4 10. cxd4 Bb6 11. Bh4 Be6 12. Re1 Qd7 13. Nc3 Nce7 14. Rxe6 Qxe6 15. Qe1 Qd7 16. Qxe7 Qxe7 17. Nxd5 Qd8 18. Nxb6+ Kh8 19. Nxa8 Qxa8 20. d5 Rd8 21. Bg3 b5 22. Bb3 c5 23. d6 a5 24. Rd1 c4 25. Bc2 g6 26. Bh4 Kg7 27. Nd4 Kf7 28. Nxb5 a4 29. Bg3 Qa5 30. Nd4 Qa6 31. a3 Rxd6 32. Bxd6 Qxd6 33. Bxa4 Qb6 34. Bb5 Qc5 35. a4 Qb4 36. h3 h5 37. Rc1 Qd2 38. Bxc4+ Kg7 39. Nb3 Qxb2 40. a5 Qa3 41. Ra1 Qb4 42. a6 1-0

[Event "Milpitas 1000 GM Schev 07"]
[Site "Milpitas"]
[Date "2023.07.18"]
[Round "9"]
[White "Sun, Kevin"]
[Black "Pinzon, Jairo David"]
[Result "0-1"]
[ECO "B66"]
[WhiteElo "1759"]
[BlackElo "2220"]
[PlyCount "106"]
[EventDate "2023.07.14"]
[EventType "schev"]
[EventRounds "9"]
[EventCountry "USA"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[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 Nxd4 9. Qxd4 a6 10. Bxf6 gxf6 11. f4 b5 12. f5 Qa5 13. Kb1 b4 14. Ne2 Qc5 15. Ng3 Qxd4 16. Rxd4 a5 17. Be2 Rg8 18. Bf3 Ba6 19. Rhd1 Rb8 20. Bh5 Kf8 21. R4d2 Rb6 22. Be2 Bxe2 23. Rxe2 Rg5 24. Rd3 h5 25. h4 Rg4 26. Nxh5 Rxh4 27. Ng3 Rc6 28. b3 Bd8 29. Kb2 Bb6 30. fxe6 fxe6 31. a4 Ke7 32. Nf1 Rc8 33. Nd2 e5 34. Nf3 Rg4 35. c4 Rcg8 36. Rdd2 Ke6 37. Kc2 Bc5 38. Nh2 Rf4 39. Nf3 Rg3 40. Rd3 Rgg4 41. Nd2 Rf2 42. Rxf2 Bxf2 43. Rh3 Rxg2 44. Kd1 Bd4 45. c5 Bxc5 46. Nc4 Rg4 47. Nxa5 Rxe4 48. Nb7 Rg4 49. Rh2 Rg1+ 50. Kc2 f5 51. Kd3 Kd5 52. Rh5 f4 53. Rf5 Rg3+ 0-1

[Event "Milpitas 1000 GM Schev 07"]
[Site "Milpitas"]
[Date "2023.07.17"]
[Round "6"]
[White "Champsi, Imran"]
[Black "Pinzon, Jairo David"]
[Result "1-0"]
[ECO "D05"]
[WhiteElo "1944"]
[BlackElo "2220"]
[PlyCount "71"]
[EventDate "2023.07.14"]
[EventType "schev"]
[EventRounds "9"]
[EventCountry "USA"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. Nf3 d5 2. e3 c5 3. b3 Nf6 4. Bb2 e6 5. d4 Nc6 6. Be2 Bd6 7. 0-0 0-0 8. h3 b6 9. c4 cxd4 10. Nxd4 Nxd4 11. Qxd4 Ba6 12. Nc3 Bc5 13. Qh4 dxc4 14. Bxc4 Bxc4 15. Qxc4 Rc8 16. Rfd1 Qe7 17. Qa6 Bb4 18. Rac1 h6 19. Nd5 Nxd5 20. Rxc8 Rxc8 21. Qxc8+ Kh7 22. Qc4 Bc5 23. Qd3+ f5 24. Bd4 Bd6 25. e4 Nb4 26. Qd2 fxe4 27. Bxg7 e3 28. Qxe3 Kxg7 29. Qd4+ Kf7 30. Qxd6 Nxa2 31. Qf4+ Kg7 32. Qe5+ Kg6 33. Rd3 a5 34. Rg3+ Kh7 35. Qe4+ Kh8 36. Qa8+ 1-0

[Event "Milpitas 1000 GM Schev 07"]
[Site "Milpitas"]
[Date "2023.07.17"]
[Round "7"]
[White "Pinzon, Jairo David"]
[Black "Deng, Henry"]
[Result "0-1"]
[ECO "D00"]
[WhiteElo "2220"]
[BlackElo "2212"]
[PlyCount "78"]
[EventDate "2023.07.14"]
[EventType "schev"]
[EventRounds "9"]
[EventCountry "USA"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. d4 d5 2. Bg5 f6 3. Bf4 Nc6 4. Nf3 g5 5. Bg3 g4 6. Nh4 f5 7. h3 e5 8. hxg4 f4 9. Bxf4 exf4 10. Ng6 Qf6 11. Nxh8 Qxh8 12. Nc3 Bxg4 13. Qd2 Bh6 14. f3 Be6 15. g3 Qg7 16. g4 0-0-0 17. 0-0-0 Bg5 18. Kb1 Nge7 19. Na4 Kb8 20. Nc5 Bc8 21. c3 Na5 22. b3 b6 23. Nd3 Ng6 24. Nf2 h6 25. Nh3 Re8 26. Nxg5 hxg5 27. Rh5 Nh4 28. Qc2 Re7 29. c4 dxc4 30. bxc4 Bd7 31. d5 Be8 32. c5 Bg6 33. Rd3 Bxd3 34. Qxd3 Nb7 35. d6 Rd7 36. Qd5 Nxc5 37. Rxg5 Rxd6 38. Qxc5 Rd1+ 39. Kc2 Qh7+ 0-1

[Event "Milpitas 1000 GM Schev 07"]
[Site "Milpitas"]
[Date "2023.07.16"]
[Round "4"]
[White "Jiang, Lucas"]
[Black "Pinzon, Jairo David"]
[Result "1/2-1/2"]
[ECO "C72"]
[WhiteElo "2325"]
[BlackElo "2220"]
[PlyCount "54"]
[EventDate "2023.07.14"]
[EventType "schev"]
[EventRounds "9"]
[EventCountry "USA"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 d6 5. 0-0 Bg4 6. h3 h5 7. d4 b5 8. Bb3 Bxf3 9. Qxf3 Nf6 10. c3 exd4 11. Rd1 Ne5 12. Qe2 d3 13. Qe1 c5 14. Bd5 Nxd5 15. exd5 Be7 16. f4 Ng6 17. Rxd3 0-0 18. Be3 Re8 19. Qf2 Qd7 20. Na3 Nh4 21. Nc2 Nf5 22. Qf3 h4 23. Re1 Bf6 24. Rdd1 g6 25. Bf2 a5 26. Rxe8+ Rxe8 27. a3 Kg7 1/2-1/2

[Event "Milpitas 1000 GM Schev 07"]
[Site "Milpitas"]
[Date "2023.07.15"]
[Round "2"]
[White "Mei, Austin"]
[Black "Pinzon, Jairo David"]
[Result "0-1"]
[ECO "C51"]
[WhiteElo "2274"]
[BlackElo "2220"]
[PlyCount "140"]
[EventDate "2023.07.14"]
[EventType "schev"]
[EventRounds "9"]
[EventCountry "USA"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. b4 Bxb4 5. c3 Be7 6. d4 Na5 7. Be2 exd4 8. Qxd4 Nc6 9. Qxg7 Bf6 10. Qg3 d6 11. 0-0 Nge7 12. Bg5 Bxg5 13. Qxg5 Rg8 14. Qe3 Bg4 15. Nbd2 Qd7 16. Rab1 0-0-0 17. Kh1 f5 18. Nd4 Bxe2 19. Qxe2 Nxd4 20. cxd4 fxe4 21. Qxe4 Qc6 22. Qe6+ Qd7 23. Qb3 b6 24. f3 Nf5 25. Ne4 Qg7 26. Rf2 Nxd4 27. Qc4 Kb8 28. Nc3 Qe5 29. Rd1 c5 30. Nd5 Rg5 31. Nc3 d5 32. Qd3 Rg7 33. a4 Re7 34. Nb5 Nxb5 35. Qxb5 Qe3 36. Rff1 Rd6 37. Qb2 d4 38. a5 Qe2 39. Qb3 b5 40. Qg8+ Kb7 41. Qg3 Qe6 42. f4 c4 43. f5 Qd5 44. f6 Rf7 45. Qg8 d3 46. h3 Rdd7 47. a6+ Kxa6 48. Qc8+ Qb7 49. Qc5 Qb6 50. Qc8+ Ka5 51. Ra1+ Kb4 52. Rfc1 Qc7 53. Qa6 Kc5 54. Rab1 Qb6 55. Qc8+ Qc6 56. Qe8 Qxf6 57. Qe3+ Qd4 58. Qg5+ Qd5 59. Qe3+ Kc6 60. Ra1 Qd4 61. Qe6+ Kc7 62. Rd1 d2 63. Qa6 Qb6 64. Qa2 c3 65. Qb3 Qc5 66. Qc2 Kb7 67. Qe4+ Qd5 68. Qe3 Qd4 69. Qg5 a6 70. Qh6 Rf6 0-1

[Event "Milpitas 1000 GM Schev 07"]
[Site "Milpitas"]
[Date "2023.07.15"]
[Round "1"]
[White "Pinzon, Jairo David"]
[Black "Champsi, Imran"]
[Result "1-0"]
[ECO "D40"]
[WhiteElo "2220"]
[BlackElo "1944"]
[PlyCount "81"]
[EventDate "2023.07.14"]
[EventType "schev"]
[EventRounds "9"]
[EventCountry "USA"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. e3 c5 5. Nc3 Nc6 6. a3 a6 7. dxc5 dxc4 8. Qxd8+ Nxd8 9. Na4 Nd7 10. Bxc4 Bxc5 11. Nxc5 Nxc5 12. b4 Ne4 13. Bb2 0-0 14. Bd3 Nf6 15. Ng5 Nc6 16. Bxf6 h6 17. Ne4 gxf6 18. Nxf6+ Kg7 19. Nh5+ Kg8 20. Ke2 Ne5 21. Rhd1 Nxd3 22. Rxd3 e5 23. Nf6+ Kg7 24. Nd7 e4 25. Rd4 Bxd7 26. Rxd7 Rac8 27. Rad1 Rc2+ 28. R1d2 Rfc8 29. Rxb7 Rxd2+ 30. Kxd2 Rd8+ 31. Kc2 Rd3 32. a4 Ra3 33. a5 Ra2+ 34. Kb3 Rxf2 35. b5 axb5 36. a6 Rf6 37. a7 Ra6 38. Kb4 Kf6 39. Kxb5 Ra2 40. Rb6+ Kg5 41. Ra6 1-0

[Event "Milpitas 1000 GM Schev 07"]
[Site "Milpitas"]
[Date "2023.07.15"]
[Round "3"]
[White "Pinzon, Jairo David"]
[Black "Nathan, Nitish"]
[Result "1-0"]
[ECO "D00"]
[WhiteElo "2220"]
[BlackElo "2179"]
[PlyCount "145"]
[EventDate "2023.07.14"]
[EventType "schev"]
[EventRounds "9"]
[EventCountry "USA"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. d4 d5 2. Bg5 Nf6 3. Bxf6 exf6 4. e3 c6 5. c4 dxc4 6. Bxc4 Bb4+ 7. Nc3 0-0 8. a3 Be7 9. Nge2 f5 10. 0-0 Nd7 11. Nf4 Nb6 12. Ba2 Bd6 13. Nd3 Kh8 14. Rc1 Be6 15. Bb1 Nd5 16. Nxd5 Bxd5 17. g3 Qe7 18. Qd2 g6 19. Nc5 b6 20. Na4 Qg5 21. Nc3 Bf3 22. Bc2 Rac8 23. Bd1 Qg4 24. Bxf3 Qxf3 25. Qd1 Qxd1 26. Rfxd1 Rfd8 27. Rc2 Rd7 28. Rcd2 Be7 29. Kf1 Kg7 30. Ke2 Bf6 31. Na4 Rdc7 32. b4 Kf8 33. Rc2 Ke8 34. Rdc1 Kd7 35. Kd3 Re8 36. Nc3 Rcc8 37. b5 c5 38. Nd5 Bg7 39. dxc5 Rxc5 40. Rxc5 bxc5 41. Rc4 Kd6 42. Nc3 Bxc3 43. Kxc3 Rb8 44. Ra4 Rxb5 45. Rxa7 Ke6 46. Rc7 Ra5 47. Kb3 h5 48. a4 Kf6 49. Rb7 Ke5 50. Rb5 Ra7 51. Rxc5+ Ke4 52. Rc2 Kd3 53. Rc3+ Ke2 54. f4 Kf3 55. Kb4 Rb7+ 56. Kc5 Rc7+ 57. Kd4 Ra7 58. Ra3 Kg2 59. Ra2+ Kf3 60. a5 Rd7+ 61. Kc5 Kxe3 62. a6 Rd8 63. a7 Ra8 64. Kb6 h4 65. Kb7 Re8 66. a8Q Rxa8 67. Rxa8 Kf3 68. Ra3+ Kg4 69. Kc6 f6 70. Kd5 g5 71. fxg5 fxg5 72. Ke5 h3 73. Rb3 1-0

[Event "Sunnyvale Independence Day op"]
[Site "Sunnyvale"]
[Date "2023.07.04"]
[Round "8"]
[White "Champsi, Imran"]
[Black "Pinzon, Jairo David"]
[Result "0-1"]
[ECO "A06"]
[WhiteElo "1944"]
[BlackElo "2220"]
[PlyCount "86"]
[EventDate "2023.06.30"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "USA"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. Nf3 d5 2. e3 Bf5 3. c4 e6 4. Nc3 c6 5. b3 h6 6. Bb2 Nf6 7. Be2 Nbd7 8. 0-0 Bd6 9. Rc1 0-0 10. d4 Re8 11. h3 Qe7 12. Bd3 Bxd3 13. Qxd3 dxc4 14. Qxc4 e5 15. Rfd1 e4 16. Nd2 Rad8 17. Qe2 Bb8 18. Nf1 Nb6 19. Nb1 Bd6 20. Nbd2 Nbd5 21. Nc4 Bb8 22. a3 Qe6 23. b4 g5 24. Nh2 Kh7 25. Nd2 a6 26. Re1 Qf5 27. Rf1 Bxh2+ 28. Kxh2 g4 29. Rh1 Re6 30. hxg4 Nxg4+ 31. Kg1 Rg8 32. Nc4 Reg6 33. Kf1 b5 34. Ne5 Ndxe3+ 35. Ke1 Nxe5 36. dxe5 Nxg2+ 37. Kd2 Rd8+ 38. Kc2 e3+ 39. Kb3 Qe6+ 40. Kc3 Qxe5+ 41. Kb3 Qe6+ 42. Kc3 Rd2 43. Qxd2 Qc4# 0-1

[Event "Sunnyvale Independence Day op"]
[Site "Sunnyvale"]
[Date "2023.07.04"]
[Round "9"]
[White "Pinzon, Jairo David"]
[Black "Rajaram, Rohan"]
[Result "0-1"]
[ECO "A25"]
[WhiteElo "2220"]
[BlackElo "2168"]
[PlyCount "112"]
[EventDate "2023.06.30"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "USA"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. c4 e5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. e3 d6 6. Nge2 Nge7 7. 0-0 0-0 8. Rb1 Be6 9. Nd5 Qd7 10. d3 Nd8 11. b4 Nxd5 12. cxd5 Bh3 13. e4 Bxg2 14. Kxg2 f5 15. f3 Nf7 16. Qc2 c6 17. dxc6 bxc6 18. Be3 g5 19. Rbc1 f4 20. Bd2 g4 21. Qxc6 gxf3+ 22. Rxf3 Qxc6 23. Rxc6 Ng5 24. gxf4 Nxf3 25. Kxf3 exf4 26. d4 Rad8 27. b5 Rd7 28. a4 Rf6 29. d5 Rf8 30. Bxf4 Bh6 31. Ke3 Rxf4 32. Nxf4 Rf7 33. h3 Bxf4+ 34. Kd3 Kg7 35. a5 Kf6 36. Rc8 Bg3 37. Kc4 Be1 38. a6 Ba5 39. Re8 Re7 40. Rf8+ Kg7 41. Rf4 Bb6 42. Kd3 Rf7 43. Rg4+ Kf8 44. e5 dxe5 45. Rg5 Rf3+ 46. Ke4 Re3+ 47. Kf5 Ke7 48. Rh5 Kd6 49. Rxh7 Kxd5 50. h4 Rf3+ 51. Kg6 e4 52. h5 Re3 53. Rh8 Rg3+ 54. Kh7 Ke6 55. h6 Kf7 56. Rg8 Rg6 0-1

[Event "Sunnyvale Independence Day op"]
[Site "Sunnyvale"]
[Date "2023.07.03"]
[Round "7"]
[White "Pinzon, Jairo David"]
[Black "Yu, Jiangwei"]
[Result "1-0"]
[ECO "A01"]
[WhiteElo "2220"]
[BlackElo "2261"]
[PlyCount "97"]
[EventDate "2023.06.30"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "USA"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e3 Nf6 2. b3 g6 3. Bb2 Bg7 4. d3 d5 5. Be2 c5 6. f4 Nc6 7. Nd2 d4 8. e4 Bh6 9. g3 e5 10. fxe5 Nxe5 11. Nc4 Nfg4 12. Nxe5 Qa5+ 13. c3 Nxe5 14. b4 Qb6 15. Qa4+ Bd7 16. Qa5 Qf6 17. bxc5 Be3 18. cxd4 Nxd3+ 19. Bxd3 Qf2+ 20. Kd1 Qxb2 21. Rb1 Qg2 22. Ne2 Qxh1+ 23. Kc2 Qf3 24. c6 0-0 25. cxd7 b6 26. Qd5 Bh6 27. Rd1 a6 28. Nc3 Bg7 29. e5 Qxd5 30. Nxd5 b5 31. Ne7+ Kh8 32. Nc6 Rad8 33. Nxd8 Rxd8 34. a4 bxa4 35. Rb1 Bf8 36. Rb7 Kg7 37. Bxa6 Ra8 38. Bc4 Rd8 39. d5 Bc5 40. Kd3 a3 41. Ke4 h5 42. d6 Bg1 43. h3 Bf2 44. g4 h4 45. Kd5 Be3 46. Kc6 Bg5 47. Ra7 Rb8 48. Rxa3 Bd8 49. Rf3 1-0

[Event "Sunnyvale Independence Day op"]
[Site "Sunnyvale"]
[Date "2023.07.03"]
[Round "6"]
[White "Pullela, Sricharan"]
[Black "Pinzon, Jairo David"]
[Result "0-1"]
[ECO "C01"]
[WhiteElo "2104"]
[BlackElo "2220"]
[PlyCount "72"]
[EventDate "2023.06.30"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "USA"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. d4 e6 2. Nf3 h6 3. e4 d6 4. Bd3 g5 5. h3 Bg7 6. Qe2 Nc6 7. c3 Qe7 8. Nbd2 Bd7 9. Nc4 0-0-0 10. Be3 Kb8 11. 0-0-0 f5 12. exf5 exf5 13. d5 Ne5 14. Bd4 Nxd3+ 15. Qxd3 Nf6 16. Ne3 Ne4 17. Qc2 Rde8 18. Rhe1 Rhf8 19. Bxg7 Qxg7 20. Nd4 f4 21. Nc4 Nc5 22. b4 Ba4 23. Nb3 Nxb3+ 24. axb3 Bd7 25. Qd2 h5 26. Rxe8+ Rxe8 27. Re1 Rxe1+ 28. Qxe1 f3 29. gxf3 Bxh3 30. Qe8+ Bc8 31. Kd2 h4 32. Ne3 Qf6 33. Ke2 Qxc3 34. Qh5 h3 35. Qxg5 Qb2+ 36. Kd3 Qb1+ 0-1

[Event "Sunnyvale Independence Day op"]
[Site "Sunnyvale"]
[Date "2023.07.02"]
[Round "4"]
[White "Guo, Andrew"]
[Black "Pinzon, Jairo David"]
[Result "1-0"]
[ECO "A43"]
[WhiteElo "2321"]
[BlackElo "2220"]
[PlyCount "87"]
[EventDate "2023.06.30"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "USA"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. d4 c5 2. d5 b5 3. e4 a6 4. c4 b4 5. Nf3 d6 6. Bd3 g6 7. 0-0 Bg7 8. a3 bxa3 9. Rxa3 Nf6 10. Nc3 0-0 11. h3 e5 12. dxe6 Bxe6 13. Nd5 Nc6 14. Bg5 Re8 15. Re1 Nb4 16. b3 Bxd5 17. cxd5 Nxd3 18. Qxd3 Qb6 19. Nd2 Nd7 20. Nc4 Qb4 21. Bd2 Ne5 22. Qc2 Qb8 23. Nb2 Nd7 24. f4 Bd4+ 25. Kh2 Qd8 26. Nc4 Qf6 27. Qd3 h6 28. Qg3 Kh7 29. Qg4 Re7 30. Na5 Rae8 31. Qf3 Nb8 32. Nc4 Kg7 33. b4 g5 34. bxc5 Bxc5 35. Bc3 Bd4 36. Bxd4 Qxd4 37. Nxd6 Qb4 38. Nxe8+ Rxe8 39. Ree3 a5 40. fxg5 hxg5 41. Qg3 Kg6 42. Rab3 Qd4 43. Qd6+ f6 44. Rf3 1-0

[Event "Sunnyvale Independence Day op"]
[Site "Sunnyvale"]
[Date "2023.07.02"]
[Round "5"]
[White "Pinzon, Jairo David"]
[Black "Nathan, Nitish"]
[Result "0-1"]
[ECO "B10"]
[WhiteElo "2220"]
[BlackElo "2179"]
[PlyCount "79"]
[EventDate "2023.06.30"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "USA"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. c4 c6 2. e4 d5 3. cxd5 cxd5 4. exd5 Nf6 5. d4 Nxd5 6. Nc3 Nc6 7. Nf3 Bf5 8. Bc4 e6 9. 0-0 Nb6 10. Bb3 Be7 11. a3 0-0 12. Be3 Bf6 13. h3 Rc8 14. Qe2 Na5 15. Ba2 Nac4 16. Rad1 Nd6 17. Bf4 Re8 18. Ne5 Qe7 19. Rfe1 Rcd8 20. Qf3 Bxe5 21. Rxe5 Kh8 22. Re2 Ndc4 23. d5 Qf6 24. Bc7 Rd7 25. d6 Rc8 26. a4 Na5 27. Red2 Nc6 28. Ne4 Qe5 29. Nc3 Na8 30. Nb5 a6 31. Na7 Be4 32. Nxc6 Bxc6 33. Qb3 Qg5 34. f3 Nxc7 35. h4 Qc5+ 36. Kh1 Nd5 37. Bb1 Qxd6 38. Qd3 f5 39. Qd4 Rcd8 40. a5 0-1

[Event "Sunnyvale Independence Day op"]
[Site "Sunnyvale"]
[Date "2023.07.01"]
[Round "2"]
[White "Pinzon, Jairo David"]
[Black "Mei, Austin"]
[Result "1/2-1/2"]
[ECO "A28"]
[WhiteElo "2220"]
[BlackElo "2274"]
[PlyCount "69"]
[EventDate "2023.06.30"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "USA"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. c4 e5 2. Nc3 Nf6 3. e3 Nc6 4. d3 d5 5. cxd5 Nxd5 6. Nf3 Be6 7. Be2 Qe7 8. 0-0 0-0-0 9. Nxd5 Bxd5 10. Qa4 Kb8 11. a3 Qe6 12. Nd2 Qg6 13. Qg4 f5 14. Qxg6 hxg6 15. b4 Bd6 16. h3 a6 17. Bb2 g5 18. Rac1 Rh6 19. Nc4 Rdh8 20. Nxd6 cxd6 21. f3 Rc8 22. Rfd1 Rhh8 23. Kf2 Rhe8 24. Rd2 f4 25. e4 Be6 26. d4 Nxd4 27. Rxc8+ Rxc8 28. Bxd4 exd4 29. Rxd4 Rc2 30. Ke1 Kc7 31. Rd2 Rc1+ 32. Rd1 Rc2 33. Rd2 Rc3 34. Rd3 Rc2 35. Rd2 1/2-1/2

[Event "Sunnyvale Independence Day op"]
[Site "Sunnyvale"]
[Date "2023.07.01"]
[Round "3"]
[White "Sivakumar, Shaashwath"]
[Black "Pinzon, Jairo David"]
[Result "1/2-1/2"]
[ECO "A06"]
[WhiteElo "2242"]
[BlackElo "2220"]
[PlyCount "53"]
[EventDate "2023.06.30"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "USA"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nf3 c6 4. e3 Nf6 5. b3 Nbd7 6. Bd3 Bd6 7. Bb2 0-0 8. 0-0 Qe7 9. Ne5 Rd8 10. Nd2 Ba3 11. Bxa3 Qxa3 12. f4 Qd6 13. c5 Qc7 14. Rc1 Nf8 15. Rf3 Ne8 16. Rh3 f5 17. g4 Nf6 18. g5 N6d7 19. Ndf3 Nxe5 20. Nxe5 Bd7 21. g6 h6 22. Rc2 Be8 23. Rg2 Qe7 24. Rhg3 Nd7 25. Nf3 b6 26. b4 Rdb8 27. h4 1/2-1/2

[Event "Sunnyvale Independence Day op"]
[Site "Sunnyvale"]
[Date "2023.06.30"]
[Round "1"]
[White "Bansal, Advay"]
[Black "Pinzon, Jairo David"]
[Result "1-0"]
[ECO "B66"]
[WhiteElo "2320"]
[BlackElo "2220"]
[PlyCount "111"]
[EventDate "2023.06.30"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "USA"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[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 Nxd4 9. Qxd4 a6 10. f4 b5 11. Bxf6 gxf6 12. Kb1 Qa5 13. e5 fxe5 14. fxe5 d5 15. Bd3 b4 16. Ne2 Qc5 17. Qf4 a5 18. Rhf1 Rf8 19. Bxh7 Ba6 20. Bd3 a4 21. Rf3 Rc8 22. Nd4 Bxd3 23. Rdxd3 a3 24. b3 Qb6 25. Qd2 Rh8 26. g3 Rh5 27. Qe2 Rh7 28. h4 Kd7 29. Rf4 Rg8 30. Rdf3 Rhg7 31. Qd3 Rg4 32. Ne2 Rxf4 33. Rxf4 Ke8 34. Nd4 Bc5 35. g4 Be7 36. g5 Qc5 37. Qa6 Qc3 38. Qc6+ Qxc6 39. Nxc6 Bxg5 40. hxg5 Rxg5 41. Kc1 Kd7 42. Nxb4 Rxe5 43. Rxf7+ Kd6 44. Nd3 Rg5 45. Kd2 e5 46. Rf6+ Ke7 47. Ra6 d4 48. Nc5 Rg2+ 49. Kd3 Rg3+ 50. Ke4 Re3+ 51. Kd5 Re2 52. Rxa3 Rxc2 53. Ra7+ Kf6 54. Nd7+ Kf5 55. Nxe5 Rd2 56. Rf7+ 1-0

[Event "Manizales op 27th"]
[Site "Manizales"]
[Date "2022.01.09"]
[Round "7"]
[White "Pinzon, Jairo David"]
[Black "Coca Cubillos, Jesus Alberto"]
[Result "1/2-1/2"]
[ECO "B02"]
[WhiteElo "2222"]
[BlackElo "1958"]
[PlyCount "57"]
[EventDate "2022.01.06"]
[EventType "swiss"]
[EventRounds "8"]
[EventCountry "COL"]
[SourceTitle "CBM 206 Extra"]
[Source "ChessBase"]
[SourceDate "2022.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.03.31"]
[SourceQuality "1"]

1. e4 Nf6 2. e5 Nd5 3. Nc3 Nxc3 4. dxc3 Nc6 5. Nf3 g6 6. Bf4 Bg7 7. Bb5 0-0 8. Qe2 d6 9. 0-0-0 Bg4 10. Bxc6 bxc6 11. h3 Be6 12. Nd4 Qd7 13. c4 c5 14. Nxe6 Qxe6 15. Rhe1 Rfe8 16. Qe4 dxe5 17. Bxe5 Bxe5 18. Qxe5 Qxc4 19. b3 Qa6 20. Kb1 c4 21. Rd7 Qc6 22. Qd5 Qxd5 23. Rxd5 cxb3 24. axb3 Kf8 25. Rd7 Rac8 26. Re5 e6 27. Ra5 Re7 28. Rxe7 Kxe7 29. Rxa7 1/2-1/2

