[Event "Medellin Easter op 11th"]
[Site "Medellin"]
[Date "2023.04.09"]
[Round "6"]
[White "Marquez Leon, Jaime Jatnyel"]
[Black "Suarez Flores, Jacobo"]
[Result "1/2-1/2"]
[ECO "B13"]
[WhiteElo "1451"]
[BlackElo "1428"]
[PlyCount "68"]
[EventDate "2023.04.05"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "CBM 213 Extra"]
[Source "ChessBase"]
[SourceDate "2023.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.05.31"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. exd5 cxd5 4. Nf3 Nc6 5. Nc3 Bg4 6. Bb5 a6 7. h3 Bxf3 8. Bxc6+ bxc6 9. Qxf3 Nf6 10. Bg5 e6 11. 0-0 Be7 12. Rfe1 h6 13. Bxf6 Bxf6 14. Rad1 0-0 15. Ne2 Rb8 16. b3 a5 17. a4 Rb4 18. Rd3 Qb6 19. Red1 Rc8 20. Qg4 c5 21. Nf4 Rxd4 22. Rxd4 cxd4 23. Nxd5 Qd8 24. Nxf6+ Qxf6 25. Qe4 e5 26. Kf1 Qa6+ 27. Ke1 f6 28. Qd5+ Kf8 29. Rd2 Qb6 30. Kd1 Qb4 31. g3 Qc3 32. f4 Qxg3 33. Qd6+ Ke8 34. Qe6+ Kd8 1/2-1/2

[Event "Medellin Easter op 11th"]
[Site "Medellin"]
[Date "2023.04.08"]
[Round "5"]
[White "Ramirez Clavijo, Emiliano"]
[Black "Marquez Leon, Jaime Jatnyel"]
[Result "0-1"]
[ECO "C50"]
[BlackElo "1451"]
[PlyCount "72"]
[EventDate "2023.04.05"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "CBM 213 Extra"]
[Source "ChessBase"]
[SourceDate "2023.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.05.31"]
[SourceQuality "1"]

1. e4 Nc6 2. Nf3 e5 3. Bc4 d6 4. a3 Bg4 5. 0-0 Nf6 6. d3 Nd4 7. Nbd2 d5 8. Bxd5 Nxd5 9. exd5 Qxd5 10. c4 Qe6 11. Re1 Nxf3+ 12. Nxf3 Bc5 13. Qc2 Bxf3 14. gxf3 Qg6+ 15. Kh1 0-0-0 16. Rg1 Qxd3 17. Qxd3 Rxd3 18. Be3 Bxe3 19. fxe3 Rxe3 20. Rxg7 Rxf3 21. Re1 f6 22. Kg2 Rf4 23. Rc1 f5 24. c5 Rg4+ 25. Rxg4 fxg4 26. h3 gxh3+ 27. Kxh3 Kd7 28. b4 Rf8 29. b5 Rf3+ 30. Kg2 Rxa3 31. c6+ bxc6 32. Rxc6 Rb3 33. Ra6 Rxb5 34. Rxa7 h5 35. Ra4 c5 36. Kh3 Rb4 0-1

[Event "Medellin Easter op 11th"]
[Site "Medellin"]
[Date "2023.04.07"]
[Round "4"]
[White "Marquez Leon, Jaime Jatnyel"]
[Black "Aristizabal Soto, Diego Fernando"]
[Result "0-1"]
[ECO "C42"]
[WhiteElo "1451"]
[BlackElo "1454"]
[PlyCount "40"]
[EventDate "2023.04.05"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "CBM 213 Extra"]
[Source "ChessBase"]
[SourceDate "2023.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.05.31"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nf6 3. Bc4 Nxe4 4. d3 Nf6 5. Nc3 d5 6. Bb3 Bb4 7. Bg5 d4 8. a3 Ba5 9. Ba4+ c6 10. b4 b5 11. Bb3 Bc7 12. Ne4 Nbd7 13. Qd2 Nxe4 14. dxe4 f6 15. Bh4 c5 16. bxc5 Ba5 17. Qb4 Nxc5 18. Bf7+ Kxf7 19. Nxe5+ Ke6 20. 0-0 Bxb4 0-1

[Event "Medellin Easter op 11th"]
[Site "Medellin"]
[Date "2023.04.06"]
[Round "2"]
[White "Duran, Luis Esteban"]
[Black "Marquez Leon, Jaime Jatnyel"]
[Result "1-0"]
[ECO "B00"]
[WhiteElo "1628"]
[BlackElo "1451"]
[PlyCount "45"]
[EventDate "2023.04.05"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "CBM 213 Extra"]
[Source "ChessBase"]
[SourceDate "2023.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.05.31"]
[SourceQuality "1"]

1. e4 b6 2. d4 g6 3. Bc4 d6 4. Nf3 Nd7 5. Nc3 e6 6. Bf4 Ne7 7. Ng5 h6 8. Nf3 Bb7 9. Qd2 Bg7 10. 0-0-0 Bxe4 11. Nxe4 d5 12. Bd3 dxe4 13. Bxe4 c6 14. Rhe1 Nf6 15. Bd3 Ned5 16. Ne5 Nxf4 17. Qxf4 g5 18. Qf3 h5 19. Qxc6+ Kf8 20. Qb7 Qe8 21. Bb5 Rb8 22. Qxa7 Ra8 23. Qxb6 1-0

[Event "Medellin Easter op 11th"]
[Site "Medellin"]
[Date "2023.04.06"]
[Round "3"]
[White "Hernandez, Carlos David"]
[Black "Marquez Leon, Jaime Jatnyel"]
[Result "0-1"]
[ECO "C65"]
[BlackElo "1451"]
[PlyCount "44"]
[EventDate "2023.04.05"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "CBM 213 Extra"]
[Source "ChessBase"]
[SourceDate "2023.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.05.31"]
[SourceQuality "1"]

1. e4 Nc6 2. Nf3 e5 3. Bb5 Nf6 4. 0-0 Bc5 5. Ne1 0-0 6. Nd3 Bb6 7. Nc3 d5 8. exd5 Nxd5 9. Nc5 Bxc5 10. Nxd5 Qxd5 11. Bd3 e4 12. Bxe4 Qxe4 13. d4 Rd8 14. Qf3 Qxd4 15. Qd3 Qg4 16. h3 Qh5 17. g4 Qh4 18. Qg3 Qxg3+ 19. Kh1 Qxh3+ 20. Kg1 Bxg4 21. Bg5 Bf3 22. Bxd8 Qg2# 0-1

[Event "Medellin Easter op 11th"]
[Site "Medellin"]
[Date "2023.04.05"]
[Round "1"]
[White "Marquez Leon, Jaime Jatnyel"]
[Black "Hernandez Serrano, Cristhian Daniel"]
[Result "0-1"]
[ECO "B70"]
[WhiteElo "1451"]
[BlackElo "1795"]
[PlyCount "32"]
[EventDate "2023.04.05"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "CBM 213 Extra"]
[Source "ChessBase"]
[SourceDate "2023.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.05.31"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. Nc3 Nf6 4. Bb5+ Bd7 5. Bxd7+ Qxd7 6. d4 cxd4 7. Nxd4 g6 8. Bg5 Bg7 9. Bxf6 Bxf6 10. Qd3 Nc6 11. Nxc6 bxc6 12. h3 Qb7 13. b3 Qb4 14. 0-0 Qxc3 15. Qe2 0-0 16. Rad1 a5 0-1

[Event "COL-ch U20"]
[Site "Barranquilla"]
[Date "2022.07.10"]
[Round "8"]
[White "Serrano Arrieta, Cristian"]
[Black "Marquez Leon, Jaime Jatnyel"]
[Result "1-0"]
[ECO "C10"]
[WhiteElo "1234"]
[PlyCount "36"]
[EventDate "2022.07.06"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nc3 c5 4. exd5 exd5 5. dxc5 Nf6 6. Nf3 Bxc5 7. Qe2+ Qe7 8. Qxe7+ Kxe7 9. Bg5 Nc6 10. Nxd5+ Kd7 11. Bxf6 gxf6 12. 0-0-0 Rb8 13. Nxf6+ Kc7 14. Bc4 Bxf2 15. Bxf7 Be3+ 16. Kb1 Rf8 17. Nd5+ Kd7 18. Nxe3+ Ke7 1-0

[Event "COL-ch U20"]
[Site "Barranquilla"]
[Date "2022.07.09"]
[Round "7"]
[White "Marquez Leon, Jaime Jatnyel"]
[Black "Zapata Polo, Orlando Jose"]
[Result "1/2-1/2"]
[ECO "C55"]
[BlackElo "1195"]
[PlyCount "60"]
[EventDate "2022.07.06"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Nc3 Nf6 4. Bc4 Nxe4 5. 0-0 Nxc3 6. dxc3 d6 7. Ng5 Be6 8. Nxe6 fxe6 9. Qg4 a6 10. Qxe6+ Qe7 11. f4 Qxe6 12. Bxe6 Be7 13. f5 Nd8 14. Be3 Nxe6 15. fxe6 0-0-0 16. Rf7 Bf6 17. Rf1 Rhf8 18. g4 Rxf7 19. exf7 Rf8 20. g5 Bd8 21. h4 g6 22. Kg2 Kd7 23. h5 gxh5 24. g6 hxg6 25. Bh6 Be7 26. Bxf8 Bxf8 27. Kg3 Ke7 28. a4 Bh6 29. b4 Bf4+ 30. Kf3 Kxf7 1/2-1/2

[Event "COL-ch U20"]
[Site "Barranquilla"]
[Date "2022.07.09"]
[Round "6"]
[White "Norena Marin, Jeronimo"]
[Black "Marquez Leon, Jaime Jatnyel"]
[Result "1-0"]
[ECO "A48"]
[WhiteElo "1368"]
[PlyCount "91"]
[EventDate "2022.07.06"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. d4 Nf6 2. Bf4 d6 3. Nf3 g6 4. h3 Bg7 5. e3 Nbd7 6. c4 b6 7. Nc3 Bb7 8. Be2 h6 9. 0-0 0-0 10. Rc1 Rc8 11. a3 Nh7 12. b4 e5 13. dxe5 Nxe5 14. Nxe5 dxe5 15. Bg3 Qxd1 16. Rfxd1 a6 17. Nd5 Bxd5 18. Rxd5 Rfe8 19. Rcd1 Ng5 20. f3 f5 21. Bf2 Nf7 22. c5 b5 23. Rd7 Ng5 24. h4 Ne6 25. g3 Ra8 26. R1d2 e4 27. fxe4 a5 28. exf5 axb4 29. axb4 gxf5 30. Bxb5 Ra1+ 31. Kg2 Rb1 32. Rxg7+ Nxg7 33. Bxe8 Nxe8 34. Rd4 Rb2 35. Kf3 Nf6 36. Be1 Kf7 37. Rf4 Rb1 38. Bc3 Rf1+ 39. Ke2 Rxf4 40. exf4 Nd5 41. Kd3 Kg6 42. Kd4 c6 43. b5 cxb5 44. Kxd5 Kh5 45. c6 Kg4 46. c7 1-0

[Event "COL-ch U20"]
[Site "Barranquilla"]
[Date "2022.07.08"]
[Round "5"]
[White "Castro Herrera, Juan Sebastian"]
[Black "Marquez Leon, Jaime Jatnyel"]
[Result "0-1"]
[ECO "C00"]
[WhiteElo "1375"]
[PlyCount "78"]
[EventDate "2022.07.06"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. e4 e6 2. Nf3 d5 3. d3 Nc6 4. e5 Bd7 5. Bg5 f6 6. exf6 Nxf6 7. Be3 b6 8. b3 Na5 9. Ne5 c5 10. Nxd7 Qxd7 11. Be2 Bd6 12. 0-0 0-0 13. Bd2 Nc6 14. Re1 Rae8 15. Nc3 Nd4 16. Bf1 e5 17. Be3 Nf5 18. Bd2 a6 19. Bg5 Qc6 20. Qc1 e4 21. Bd2 d4 22. Na4 Ng4 23. g3 e3 24. fxe3 Ngxe3 25. Bxe3 Nxe3 26. Bh3 Rf5 27. Nb2 Rh5 28. Nc4 Bxg3 29. Nxe3 Rxh3 30. Re2 Rxe3 31. Qd2 Qh6 32. Rae1 Bxh2+ 33. Rxh2 Rxh2 34. Qxh2 Rxe1+ 35. Kg2 Re2+ 36. Kf3 Qxh2 37. Kg4 h5+ 38. Kf5 Qe5+ 39. Kg6 Rg2# 0-1

[Event "COL-ch U20"]
[Site "Barranquilla"]
[Date "2022.07.07"]
[Round "2"]
[White "Conto Garcia, Nicolas Alberto"]
[Black "Marquez Leon, Jaime Jatnyel"]
[Result "1-0"]
[ECO "C55"]
[WhiteElo "1281"]
[PlyCount "69"]
[EventDate "2022.07.06"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. c3 h6 5. d3 Be7 6. Bb3 d5 7. Qe2 dxe4 8. dxe4 Be6 9. Bc2 Qd7 10. Be3 Ng4 11. Nbd2 a6 12. Nf1 Bf6 13. Bc5 0-0-0 14. h3 Be7 15. Bxe7 Qxe7 16. hxg4 Bxg4 17. Ne3 Be6 18. Nd2 Rd7 19. Bb3 Rhd8 20. Nd5 Bxd5 21. Bxd5 Na5 22. 0-0-0 c6 23. Bb3 b5 24. Bc2 Qf6 25. Nb3 Rxd1+ 26. Rxd1 Rxd1+ 27. Kxd1 Nxb3 28. Bxb3 Qd6+ 29. Qd2 Qg6 30. f3 h5 31. c4 f5 32. exf5 Qxf5 33. cxb5 axb5 34. Qc2 Qxc2+ 35. Kxc2 1-0

[Event "COL-ch U20"]
[Site "Barranquilla"]
[Date "2022.07.07"]
[Round "3"]
[White "Marquez Leon, Jaime Jatnyel"]
[Black "Payares Diaz, Alejandro"]
[Result "0-1"]
[ECO "C50"]
[BlackElo "1427"]
[PlyCount "62"]
[EventDate "2022.07.06"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. d4 Bxd4 5. Nxd4 Nxd4 6. f4 Nc6 7. Nc3 Nf6 8. 0-0 d6 9. f5 h6 10. Bd2 Bd7 11. Qe2 Nd4 12. Qd3 a6 13. a3 Bc6 14. h3 d5 15. Bxd5 Nxd5 16. Nxd5 Bxd5 17. exd5 Qxd5 18. f6 e4 19. Rae1 0-0-0 20. Rxe4 gxf6 21. Bc3 c5 22. b4 f5 23. Ref4 Rhg8 24. R1f2 Rde8 25. Bxd4 cxd4 26. Rxf5 Re1+ 27. Kh2 Qd6+ 28. g3 Re3 29. Qc4+ Kb8 30. Rg2 Rexg3 31. Rff2 Rxg2+ 0-1

[Event "COL-ch U20"]
[Site "Barranquilla"]
[Date "2022.07.06"]
[Round "1"]
[White "Marquez Leon, Jaime Jatnyel"]
[Black "Puerta Rendon, Jacobo"]
[Result "0-1"]
[ECO "C20"]
[BlackElo "1636"]
[PlyCount "58"]
[EventDate "2022.07.06"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. e4 e5 2. c4 Nf6 3. d3 Nc6 4. Ne2 Bc5 5. Bg5 Bxf2+ 6. Kxf2 Ng4+ 7. Ke1 Qxg5 8. Qd2 Qxd2+ 9. Nxd2 Nb4 10. Ng3 Nc2+ 11. Ke2 Nxa1 12. h3 Nc2 13. hxg4 d6 14. Rh4 g5 15. Rh6 Bxg4+ 16. Kf2 Kf8 17. Nb1 Kg7 18. Rh2 Nd4 19. Nc3 c6 20. b4 h5 21. Kg1 h4 22. Nh1 Be6 23. Nf2 a5 24. b5 cxb5 25. cxb5 Rac8 26. Nd5 Rc1 27. Ne3 Ne2+ 28. Kh1 Ng3+ 29. Kg1 Re1 0-1

