[Event "COL-ch Intercolegial B U17"]
[Site "Cartagena"]
[Date "2011.09.10"]
[Round "5.1"]
[White "Petro, Manuel"]
[Black "Jerez Gonzalez, Carlos Ivan"]
[Result "1-0"]
[ECO "D30"]
[PlyCount "52"]
[EventDate "2011.09.07"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "COL"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. g3 c6 4. Qc2 dxc4 5. Qxc4 Qd5 6. Qxd5 exd5 7. Bf4 Na6 8. a3 c5 9. Bg2 Nf6 10. Nc3 Be6 11. e3 c4 12. Nge2 Be7 13. Bg5 Rd8 14. Bxf6 Bxf6 15. Nf4 Nc7 16. Rb1 a6 17. b3 b5 18. bxc4 bxc4 19. Rb7 Nb5 20. Nxb5 axb5 21. Rxb5 c3 22. Rc5 Rc8 23. Rxc8+ Bxc8 24. Nxd5 Bb7 25. Nxf6+ gxf6 26. Bxb7 c2 1-0

[Event "COL-ch Intercolegial B U17"]
[Site "Cartagena"]
[Date "2011.09.09"]
[Round "3.1"]
[White "Eraso Rosero, Herman Gabriel"]
[Black "Jerez Gonzalez, Carlos Ivan"]
[Result "0-1"]
[ECO "C42"]
[PlyCount "88"]
[EventDate "2011.09.07"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "COL"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nf6 3. Nc3 Bb4 4. Bc4 Bxc3 5. dxc3 d6 6. 0-0 Bg4 7. Bg5 Nbd7 8. b4 h6 9. Bh4 g5 10. Bg3 Nb6 11. Bd3 Nh5 12. h3 Nxg3 13. fxg3 Bh5 14. g4 Bg6 15. Qe2 Qd7 16. a4 a5 17. Rfd1 f6 18. c4 Nxa4 19. Qd2 Nb2 20. Rdb1 Nxd3 21. cxd3 a4 22. b5 c6 23. Qc2 a3 24. Qc3 a2 25. Rb2 0-0 26. Nd2 cxb5 27. Rxb5 Ra7 28. Qb3 Rfa8 29. Nf1 Ra3 30. Qc2 d5 31. Rxd5 Qa4 32. Qxa4 R8xa4 33. Nd2 Rb4 34. Kf1 h5 35. Ke1 hxg4 36. hxg4 Bf7 37. Rd6 Kg7 38. Kd1 Kf8 39. Rxf6 Ke7 40. Rf5 Rxd3 41. Rxa2 Bxc4 42. Ra5 Rb2 43. Raxe5+ Kd6 44. Rd5+ Bxd5 0-1

[Event "COL-ch Intercolegial B U17"]
[Site "Cartagena"]
[Date "2011.09.09"]
[Round "4.1"]
[White "Jerez Gonzalez, Carlos Ivan"]
[Black "Acosta Roman, Cristian"]
[Result "1-0"]
[ECO "C45"]
[PlyCount "55"]
[EventDate "2011.09.07"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "COL"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Qf6 5. Nxc6 Qxc6 6. Bd3 Bc5 7. Nc3 Nf6 8. 0-0 0-0 9. e5 Nd5 10. Bxh7+ Kxh7 11. Nxd5 Re8 12. Bf4 d6 13. Re1 dxe5 14. Rxe5 Rxe5 15. Bxe5 Be6 16. Qh5+ Kg8 17. Qg5 Kf8 18. Qxg7+ Ke8 19. Nxc7+ Ke7 20. Nxa8 Qe4 21. Bf6+ Kd7 22. Rd1+ Kc6 23. Qg3 Bd5 24. Qc7+ Kb5 25. Qd7+ Bc6 26. Qd3+ Ka5 27. Qxe4 Bxe4 28. Rd7 1-0

[Event "COL-ch Intercolegial B U17"]
[Site "Cartagena"]
[Date "2011.09.08"]
[Round "1.1"]
[White "Villarreal Gongora, Jorge A"]
[Black "Jerez Gonzalez, Carlos Ivan"]
[Result "1-0"]
[ECO "C42"]
[WhiteElo "1874"]
[PlyCount "39"]
[EventDate "2011.09.07"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "COL"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nf6 3. Nc3 Bb4 4. Nxe5 Qe7 5. Nf3 Bxc3 6. dxc3 Nxe4 7. Be2 0-0 8. 0-0 d6 9. Re1 Bg4 10. Bd3 d5 11. c4 c6 12. cxd5 cxd5 13. c4 f5 14. cxd5 Rd8 15. Qb3 Qf7 16. Bxe4 fxe4 17. Rxe4 Qxd5 18. Re8+ Kf7 19. Rxd8 Qxb3 20. axb3 1-0

