[Event "Medellin Amateur op"]
[Site "Medellin"]
[Date "2011.04.24"]
[Round "9.15"]
[White "Garcia O, Juan David"]
[Black "Tobon, Alvaro"]
[Result "1-0"]
[ECO "A55"]
[WhiteElo "1600"]
[BlackElo "1600"]
[PlyCount "105"]
[EventDate "2011.04.20"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 d6 3. Nc3 Nbd7 4. Nf3 e5 5. e4 Be7 6. Bd3 c6 7. 0-0 Qc7 8. Bg5 0-0 9. Rc1 Re8 10. Qd2 Bf8 11. Rfd1 h6 12. Be3 exd4 13. Nxd4 Ne5 14. Be2 d5 15. cxd5 Neg4 16. Bf4 Bd6 17. Ncb5 Bxf4 18. Nxc7 Bxd2 19. Nxe8 Bxc1 20. Nxf6+ Nxf6 21. Rxc1 cxd5 22. exd5 Nxd5 23. Bf3 Nb4 24. Rc7 Rb8 25. Nb5 a5 26. Nd6 Be6 27. Nxb7 Nxa2 28. Rc5 a4 29. g3 Rc8 30. Kf1 Rxc5 31. Nxc5 Bb3 32. Nxb3 axb3 33. Ke2 Nb4 34. Kd2 Na6 35. Bd5 Nc5 36. Kc3 g5 37. Kc4 Nd7 38. Kxb3 Kf8 39. h3 Nf6 40. Bf3 Ke7 41. Kc4 Nd7 42. Kd5 Nb6+ 43. Kd4 Kd6 44. b4 f6 45. Be2 Kc6 46. Ke4 Nc8 47. Kf5 Nd6+ 48. Kg6 Ne8 49. Kxh6 Kb6 50. h4 gxh4 51. gxh4 Nd6 52. Kg6 Ne4 53. h5 1-0

[Event "Medellin Amateur op"]
[Site "Medellin"]
[Date "2011.04.23"]
[Round "6.24"]
[White "Tobon, Alvaro"]
[Black "Vergara, Carlos Ivan"]
[Result "1-0"]
[ECO "C44"]
[WhiteElo "1600"]
[BlackElo "1639"]
[PlyCount "8"]
[EventDate "2011.04.20"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e4 e5 2. d3 Nf6 3. Nf3 Nc6 4. g3 d5 1-0

[Event "Medellin Amateur op"]
[Site "Medellin"]
[Date "2011.04.22"]
[Round "4.14"]
[White "Llano Buritica, Eduardo Alejandro"]
[Black "Tobon, Alvaro"]
[Result "1-0"]
[ECO "C40"]
[WhiteElo "1672"]
[BlackElo "1600"]
[PlyCount "45"]
[EventDate "2011.04.20"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Qe7 3. Bc4 h6 4. 0-0 d6 5. h3 Nf6 6. Nc3 c6 7. d3 Qc7 8. Re1 Be7 9. d4 0-0 10. dxe5 dxe5 11. Qe2 Nbd7 12. Be3 b5 13. Bb3 a5 14. a3 Ba6 15. Qd2 Rfd8 16. Rad1 b4 17. axb4 Bxb4 18. Qc1 Nxe4 19. Nxe4 Bxe1 20. Rxe1 Bb7 21. Bxh6 gxh6 22. Qxh6 Nf8 23. Nf6# 1-0

[Event "Medellin Amateur op"]
[Site "Medellin"]
[Date "2011.04.21"]
[Round "2.32"]
[White "Tobon, Alvaro"]
[Black "Betancur, Juan Carlos"]
[Result "1-0"]
[ECO "B50"]
[WhiteElo "1600"]
[BlackElo "1600"]
[PlyCount "100"]
[EventDate "2011.04.20"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e4 c5 2. d3 Nc6 3. Nf3 d6 4. g3 Bg4 5. Bg2 Qd7 6. 0-0 Bh3 7. Re1 Bxg2 8. Kxg2 e5 9. Nc3 h6 10. Nd5 Be7 11. Ng1 Nf6 12. Qf3 Nxd5 13. exd5 Nd4 14. Qd1 0-0 15. c3 Nb5 16. Re4 Nc7 17. c4 f5 18. Re1 b5 19. b3 a5 20. a4 b4 21. Qh5 f4 22. gxf4 Rf5 23. Qh3 Raf8 24. Kh1 Bf6 25. Rb1 Qc8 26. Ne2 exf4 27. Nxf4 Bc3 28. Rg1 Be5 29. Qxh6 Rxf4 30. Bxf4 Qf5 31. Bxe5 Qxe5 32. Rbe1 Qf6 33. Qxf6 Rxf6 34. Re7 Rf7 35. Rxf7 Kxf7 36. Re1 g6 37. Kg2 Ne8 38. Kg3 Ng7 39. Kf4 Nf5 40. Re6 Nd4 41. Rxd6 Nxb3 42. Rc6 Nc1 43. Ke3 Nb3 44. h4 Kg7 45. d6 Kf7 46. Rc7+ Ke6 47. d7 Ke7 48. f4 Kd8 49. Rb7 Nd4 50. Ke4 Ne6 1-0

[Event "Medellin Amateur op"]
[Site "Medellin"]
[Date "2011.04.20"]
[Round "1.31"]
[White "Piraquive, Alberto"]
[Black "Tobon, Alvaro"]
[Result "1-0"]
[ECO "C40"]
[WhiteElo "1625"]
[BlackElo "1600"]
[PlyCount "57"]
[EventDate "2011.04.20"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Qe7 3. c3 d6 4. Bc4 h6 5. d3 Nf6 6. Nbd2 c6 7. 0-0 Bg4 8. Re1 Nbd7 9. Nf1 Nc5 10. Ne3 Bh5 11. Nf5 Qc7 12. Be3 Nfd7 13. h3 0-0-0 14. b4 Ne6 15. Bxa7 Nb6 16. Bb3 Ng5 17. N5h4 Nxf3+ 18. Nxf3 d5 19. Bxb6 Qxb6 20. exd5 cxd5 21. Rxe5 Qf6 22. Rxh5 g5 23. Nxg5 hxg5 24. Rxh8 Qxh8 25. Qg4+ Kb8 26. Qxg5 Bd6 27. Bxd5 Rg8 28. Qf5 Qxc3 29. Rb1 1-0

