[Event "East Region-ch U14"]
[Site "Medellin"]
[Date "2011.04.23"]
[Round "5.1"]
[White "Valencia, Juan Pablo"]
[Black "Calderon Zuluaga, Yeison"]
[Result "1-0"]
[ECO "C54"]
[PlyCount "55"]
[EventDate "2011.04.21"]
[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. Bc4 Bc5 4. 0-0 Nf6 5. c3 Nxe4 6. d3 Nxf2 7. Qe2 Nxd3+ 8. Kh1 Nxc1 9. Rxc1 h6 10. b4 b5 11. Bxb5 Bb6 12. Rd1 Bb7 13. Nxe5 Qe7 14. Rxd7 Qxe5 15. Qxe5+ Nxe5 16. Rxc7+ Kf8 17. Rxb7 Rd8 18. Na3 g5 19. Nc4 Nxc4 20. Bxc4 Kg7 21. Rxf7+ Kg6 22. Raf1 Rd6 23. h3 a5 24. Bd3+ Kh5 25. Be2+ Kg6 26. g4 Re8 27. Bd3+ Rxd3 28. R1f6# 1-0

[Event "East Region-ch U14"]
[Site "Medellin"]
[Date "2011.04.22"]
[Round "4.1"]
[White "Calderon Zuluaga, Yeison"]
[Black "Giraldo Montoya, Julian"]
[Result "1/2-1/2"]
[ECO "C55"]
[PlyCount "30"]
[EventDate "2011.04.21"]
[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 Nc6 4. Bc4 Bc5 5. b3 0-0 6. Bb2 d6 7. h3 Nd4 8. Nxd4 Bxd4 9. Qe2 c6 10. b4 d5 11. exd5 cxd5 12. g4 dxc4 13. a3 a6 14. g5 Bf5 15. gxf6 Qxf6 1/2-1/2

[Event "East Region-ch U14"]
[Site "Medellin"]
[Date "2011.04.22"]
[Round "3.1"]
[White "Gutierrez, Federico"]
[Black "Calderon Zuluaga, Yeison"]
[Result "1-0"]
[ECO "C50"]
[PlyCount "54"]
[EventDate "2011.04.21"]
[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. Bc4 Bc5 4. Nc3 Nf6 5. d3 h6 6. Be3 Bxe3 7. fxe3 d6 8. h3 b6 9. Qd2 Qd7 10. 0-0-0 Bb7 11. Rhf1 0-0-0 12. d4 Rde8 13. d5 Nb4 14. Bb5 Nxa2+ 15. Nxa2 Qxb5 16. Qd3 Qxd3 17. cxd3 Ba6 18. Nb4 Bb5 19. Rf2 a5 20. Nc2 Ba4 21. Nh4 Bxc2 22. Kxc2 Kb8 23. Nf5 Rd8 24. g3 Rhg8 25. Ne7 a4 26. g4 b5 27. Nxg8 Rxg8 1-0

[Event "East Region-ch U14"]
[Site "Medellin"]
[Date "2011.04.21"]
[Round "1.1"]
[White "Blandon, Luis Guillermo"]
[Black "Calderon Zuluaga, Yeison"]
[Result "1-0"]
[ECO "C68"]
[WhiteElo "1990"]
[PlyCount "41"]
[EventDate "2011.04.21"]
[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. Bb5 d6 4. d4 a6 5. Bxc6+ bxc6 6. dxe5 Bg4 7. exd6 Bxf3 8. Qxf3 Bxd6 9. 0-0 Qf6 10. Qe2 Ne7 11. Re1 Qe5 12. f4 Bc5+ 13. Kh1 Qd4 14. Nc3 0-0 15. Be3 Qxe3 16. Qxe3 Bxe3 17. Rxe3 Rfe8 18. Rd3 Rad8 19. Rad1 Rxd3 20. Rxd3 Ng6 21. g3 1-0

[Event "East Region-ch U14"]
[Site "Medellin"]
[Date "2011.04.21"]
[Round "2.1"]
[White "Calderon Zuluaga, Yeison"]
[Black "Arias Monsalve, Andres Felipe"]
[Result "0-1"]
[ECO "C55"]
[PlyCount "60"]
[EventDate "2011.04.21"]
[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. Bc4 Nf6 4. Nc3 Bc5 5. Ng5 0-0 6. d3 h6 7. Nxf7 Rxf7 8. Bxf7+ Kxf7 9. 0-0 Kg8 10. h3 d5 11. Nxd5 Nxd5 12. exd5 Qxd5 13. c4 Qd6 14. b3 Nd4 15. Be3 Qg6 16. Kh1 Bf5 17. Bxd4 Bxd4 18. Rc1 Bxd3 19. Re1 Bxf2 20. Rxe5 Be4 21. Qg4 Qxg4 22. hxg4 Bc6 23. Rf1 Bd4 24. Re7 Re8 25. Rfe1 Kf8 26. Rxe8+ Bxe8 27. Kh2 g5 28. Re6 h5 29. Re4 Bc5 30. Re5 Bd6 0-1

[Event "Antioquia Region-ch U16"]
[Site "Medellin"]
[Date "2011.??.??"]
[Round "7.9"]
[White "Echeverry, Jose Miguel"]
[Black "Calderon Zuluaga, Yeison"]
[Result "1-0"]
[ECO "C50"]
[WhiteElo "1540"]
[PlyCount "25"]
[EventDate "2011.02.11"]
[EventType "swiss"]
[EventRounds "7"]
[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. Bc4 h6 4. c3 d6 5. h3 b6 6. 0-0 Bb7 7. d4 f6 8. Bb5 Qd7 9. d5 0-0-0 10. dxc6 Bxc6 11. Bxc6 Qxc6 12. Qd5 Qxd5 13. exd5 1-0

