[Event "Cerete op 32nd"]
[Site "Cerete"]
[Date "2024.03.24"]
[Round "7"]
[White "Rosario, Lazaro Antonio"]
[Black "Pacheco, Jesus David"]
[Result "0-1"]
[ECO "A05"]
[WhiteElo "1622"]
[PlyCount "58"]
[EventDate "2024.03.21"]
[EventType "swiss"]
[EventRounds "8"]
[EventCountry "COL"]
[SourceTitle "CB15_2024"]
[SourceDate "2024.04.10"]
[SourceVersion "1"]
[SourceVersionDate "2024.04.10"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. g3 g6 4. Bg2 Bg7 5. 0-0 d6 6. d3 Nf6 7. c3 0-0 8. Bg5 h6 9. Be3 Kh7 10. Qe2 Bg4 11. h3 Bd7 12. Nh2 Rh8 13. f4 Nh5 14. Qf2 e5 15. g4 Nxf4 16. Bxf4 exf4 17. Qxf4 Ne5 18. Rd1 Qb6 19. Qf2 Rhf8 20. Na3 Qa6 21. Rd2 Qa4 22. Bf1 f5 23. exf5 gxf5 24. g5 hxg5 25. Qg2 Bc6 26. Qxg5 Rf6 27. Bg2 Rg8 28. Bxc6 Qxc6 29. Rg2 Rg6 0-1

[Event "Cerete op 32nd"]
[Site "Cerete"]
[Date "2024.03.23"]
[Round "6"]
[White "Ayala Gomez, Jhonatan Daniel"]
[Black "Rosario, Lazaro Antonio"]
[Result "0-1"]
[ECO "A10"]
[WhiteElo "1514"]
[BlackElo "1622"]
[PlyCount "78"]
[EventDate "2024.03.21"]
[EventType "swiss"]
[EventRounds "8"]
[EventCountry "COL"]
[SourceTitle "CB15_2024"]
[SourceDate "2024.04.10"]
[SourceVersion "1"]
[SourceVersionDate "2024.04.10"]
[SourceQuality "1"]

1. Nf3 b6 2. c4 Bb7 3. e3 g6 4. d4 Bg7 5. Nc3 Nf6 6. Bd3 d5 7. 0-0 0-0 8. Re1 h5 9. cxd5 Nxd5 10. e4 Nf6 11. Bf4 a6 12. Rc1 Nc6 13. a3 Nxd4 14. Nxd4 Qxd4 15. Bxc7 Rac8 16. Bf4 Rfd8 17. Bc2 Ng4 18. Qf3 e5 19. Bg5 f6 20. Bb3+ Kh7 21. Bh4 Qd6 22. Red1 Qe7 23. Rxd8 Rxd8 24. h3 Nh6 25. Nd5 Bxd5 26. Bxd5 g5 27. Bg3 h4 28. Bh2 Bf8 29. Qe2 Qa7 30. Rc6 Rd6 31. Rc8 Kg7 32. Kh1 Ng8 33. Qh5 Qd7 34. Bxe5 Rxd5 35. Rc7 fxe5 36. Qxg5+ Kf7 37. Rxd7+ Rxd7 38. Qxe5 Rd1+ 39. Kh2 Bd6 0-1

[Event "Cerete op 32nd"]
[Site "Cerete"]
[Date "2024.03.23"]
[Round "5"]
[White "Rosario, Lazaro Antonio"]
[Black "Iglesias del Castillo, Alvaro"]
[Result "1/2-1/2"]
[ECO "B30"]
[WhiteElo "1622"]
[PlyCount "36"]
[EventDate "2024.03.21"]
[EventType "swiss"]
[EventRounds "8"]
[EventCountry "COL"]
[SourceTitle "CB15_2024"]
[SourceDate "2024.04.10"]
[SourceVersion "1"]
[SourceVersionDate "2024.04.10"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. g3 Nf6 4. d3 Nc6 5. Bg2 e6 6. 0-0 Be7 7. Nbd2 0-0 8. b3 b5 9. Bb2 Bb7 10. Rb1 Qc7 11. c4 b4 12. Re1 e5 13. h4 h5 14. Ng5 Rfe8 15. Bf3 Nd4 16. Bxd4 cxd4 17. Kg2 g6 18. Qe2 a5 1/2-1/2

[Event "Cerete op 32nd"]
[Site "Cerete"]
[Date "2024.03.22"]
[Round "4"]
[White "Meza Galvan, Victor Andres"]
[Black "Rosario, Lazaro Antonio"]
[Result "1-0"]
[ECO "C41"]
[WhiteElo "1704"]
[BlackElo "1622"]
[PlyCount "36"]
[EventDate "2024.03.21"]
[EventType "swiss"]
[EventRounds "8"]
[EventCountry "COL"]
[SourceTitle "CB15_2024"]
[SourceDate "2024.04.10"]
[SourceVersion "1"]
[SourceVersionDate "2024.04.10"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 d6 3. Bc4 Nf6 4. Nc3 Be7 5. d4 exd4 6. Nxd4 c5 7. Bb5+ Bd7 8. Nf5 Bxb5 9. Nxb5 Qa5+ 10. Nc3 Nxe4 11. 0-0 Nxc3 12. bxc3 Qc7 13. Re1 Nc6 14. Bg5 f6 15. Nxg7+ Kf7 16. Bh6 Ne5 17. Qh5+ Ng6 18. Qd5+ Kf8 1-0

[Event "Cerete op 32nd"]
[Site "Cerete"]
[Date "2024.03.22"]
[Round "3"]
[White "Rosario, Lazaro Antonio"]
[Black "Angulo Pastrana, Oscar"]
[Result "0-1"]
[ECO "B10"]
[WhiteElo "1622"]
[BlackElo "1953"]
[PlyCount "26"]
[EventDate "2024.03.21"]
[EventType "swiss"]
[EventRounds "8"]
[EventCountry "COL"]
[SourceTitle "CB15_2024"]
[SourceDate "2024.04.10"]
[SourceVersion "1"]
[SourceVersionDate "2024.04.10"]
[SourceQuality "1"]

1. e4 c6 2. d3 d5 3. Nf3 e6 4. g3 Nf6 5. e5 Nfd7 6. d4 c5 7. c3 Nc6 8. Bg2 Be7 9. 0-0 b5 10. Be3 a5 11. Nbd2 Ba6 12. Re1 a4 13. b3 b4 0-1

[Event "Cerete op 32nd"]
[Site "Cerete"]
[Date "2024.03.21"]
[Round "1"]
[White "Morales Arrieta, Juan"]
[Black "Rosario, Lazaro Antonio"]
[Result "0-1"]
[ECO "B06"]
[BlackElo "1622"]
[PlyCount "114"]
[EventDate "2024.03.21"]
[EventType "swiss"]
[EventRounds "8"]
[EventCountry "COL"]
[SourceTitle "CB15_2024"]
[SourceDate "2024.04.10"]
[SourceVersion "1"]
[SourceVersionDate "2024.04.10"]
[SourceQuality "1"]

1. d4 g6 2. Bf4 Bg7 3. e4 d6 4. Nf3 b6 5. Nc3 Bb7 6. Bd3 Nf6 7. Qd2 Nc6 8. 0-0 Qd7 9. Rfe1 0-0-0 10. Qe2 Ng4 11. Be3 Nb4 12. Bb5 c6 13. a3 Nxc2 14. Bxc6 Qxc6 15. Qxc2 Nf6 16. d5 Qc7 17. Rac1 Kb8 18. Ng5 Rhf8 19. f4 h6 20. Nf3 Ng4 21. Bd4 Bxd4+ 22. Nxd4 Qc5 23. Nce2 Qxc2 24. Rxc2 Rc8 25. Rec1 Rxc2 26. Rxc2 Rc8 27. Rxc8+ Kxc8 28. h3 Ne3 29. b3 Nd1 30. b4 Nb2 31. Kf2 Nc4 32. a4 Nb2 33. Nc3 Nd3+ 34. Ke3 Nxb4 35. g4 Ba6 36. Ncb5 Kb8 37. h4 Bc8 38. f5 Bd7 39. Nc3 Na6 40. Ndb5 Nc5 41. Kd4 a6 42. Na3 Nxa4 43. Ne2 g5 44. hxg5 hxg5 45. Nc4 Bb5 46. Ng3 Kc7 47. e5 Bxc4 48. exd6+ exd6 49. Kxc4 Nc5 50. Ne2 Ne4 51. Ng1 Nf2 52. Nf3 f6 53. Nh2 b5+ 54. Kb4 Kb6 55. Ka3 Kc5 56. Kb3 Kxd5 57. Kb4 Ke4 0-1

[Event "Cerete op 32nd"]
[Site "Cerete"]
[Date "2024.03.21"]
[Round "2"]
[White "Rosario, Lazaro Antonio"]
[Black "Suescun Velasquez, Sury Selena"]
[Result "1-0"]
[ECO "A04"]
[WhiteElo "1622"]
[PlyCount "78"]
[EventDate "2024.03.21"]
[EventType "swiss"]
[EventRounds "8"]
[EventCountry "COL"]
[SourceTitle "CB15_2024"]
[SourceDate "2024.04.10"]
[SourceVersion "1"]
[SourceVersionDate "2024.04.10"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. g3 Nf6 4. d3 g6 5. Bg2 Bg7 6. 0-0 0-0 7. c3 d5 8. exd5 Qxd5 9. Re1 Bg4 10. Nxe5 Bxd1 11. Bxd5 Nxd5 12. Nxc6 bxc6 13. Rxd1 Rfe8 14. Bd2 Rab8 15. b3 Re2 16. Kf1 Rbe8 17. a4 Nf6 18. Be3 R8xe3 19. fxe3 Rxe3 20. Ra2 h5 21. Re2 Ng4 22. Rdd2 Rf3+ 23. Kg2 Rf5 24. h3 Ne5 25. Rf2 Rxf2+ 26. Kxf2 Kf8 27. d4 Nd7 28. Re2 f5 29. Re6 Bf6 30. Rxc6 h4 31. Rxc7 hxg3+ 32. Kxg3 Ne5 33. Rc8+ Ke7 34. dxe5 Bxe5+ 35. Kf3 Kd7 36. Rg8 a5 37. Rxg6 f4 38. Rg5 Ke6 39. Ke4 Bf6 1-0

