[Event "East Region-ch U14"]
[Site "Medellin"]
[Date "2011.04.23"]
[Round "5.1"]
[White "Arboleda Orozco, Juan M"]
[Black "Caldera, Humberto De Jesus"]
[Result "1-0"]
[ECO "B94"]
[PlyCount "31"]
[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 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bg5 Nbd7 7. f4 e5 8. fxe5 dxe5 9. Nf5 Be7 10. Nxg7+ Kf8 11. Bh6 Kg8 12. Nf5 Bf8 13. Qd2 Ng4 14. 0-0-0 Qf6 15. Bxf8 Nxf8 16. Nd5 1-0

[Event "East Region-ch U14"]
[Site "Medellin"]
[Date "2011.04.22"]
[Round "3.1"]
[White "Blandon, Luis Guillermo"]
[Black "Caldera, Humberto De Jesus"]
[Result "1-0"]
[ECO "B94"]
[WhiteElo "1990"]
[PlyCount "23"]
[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 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bg5 e5 7. Nb3 Be7 8. Qd2 0-0 9. 0-0-0 Qc7 10. Bxf6 Bxf6 11. Qxd6 Qxd6 12. Rxd6 1-0

[Event "East Region-ch U14"]
[Site "Medellin"]
[Date "2011.04.22"]
[Round "4.1"]
[White "Caldera, Humberto De Jesus"]
[Black "Aristizabal Sanchez, Alejandro"]
[Result "0-1"]
[ECO "C49"]
[BlackElo "2043"]
[PlyCount "32"]
[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. Nc3 Nf6 4. Bb5 Bb4 5. 0-0 0-0 6. a3 Ba5 7. b4 Bb6 8. d3 h6 9. Bxc6 dxc6 10. Nxe5 Bd4 11. Nxc6 bxc6 12. Bb2 Ng4 13. Qf3 Qh4 14. h3 Ne5 15. Qe2 Bxh3 16. gxh3 Qxh3 0-1

[Event "East Region-ch U14"]
[Site "Medellin"]
[Date "2011.04.21"]
[Round "1.1"]
[White "Arias Monsalve, Andres Felipe"]
[Black "Caldera, Humberto De Jesus"]
[Result "0-1"]
[ECO "B56"]
[PlyCount "29"]
[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 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Nc6 6. Bb5 Bd7 7. Be3 a6 8. Nxc6 Bxc6 9. Bxc6+ bxc6 10. f4 g6 11. 0-0 Bg7 12. Qf3 c5 13. e5 dxe5 14. fxe5 0-0 15. exf6 0-1

[Event "East Region-ch U14"]
[Site "Medellin"]
[Date "2011.04.21"]
[Round "2.1"]
[White "Caldera, Humberto De Jesus"]
[Black "Giraldo Montoya, Julian"]
[Result "1-0"]
[ECO "B72"]
[PlyCount "37"]
[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 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Be3 Bg7 7. Bc4 0-0 8. Qd2 Ng4 9. 0-0-0 Nxe3 10. Qxe3 Nc6 11. h3 Be6 12. Nxe6 fxe6 13. Bxe6+ Kh8 14. h4 Qb6 15. Qg5 a6 16. h5 gxh5 17. Rxh5 h6 18. Qg6 Rf6 19. Qg4 1-0

[Event "Pan American-ch U10"]
[Site "Medellin"]
[Date "2007.07.07"]
[Round "9"]
[White "Urrea Florez, Juan Esteban"]
[Black "Caldera, Humberto De Jesus"]
[Result "1-0"]
[ECO "C68"]
[PlyCount "93"]
[EventDate "2007.07.02"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Bxc6 dxc6 5. Nc3 Bd6 6. d4 exd4 7. Qxd4 Nf6 8. e5 Qe7 9. 0-0 Bc5 10. Qd3 Nd7 11. Bg5 Qe6 12. Rfe1 0-0 13. h3 h6 14. Be3 Bxe3 15. Rxe3 Nc5 16. Qe2 Qg6 17. Nh2 Nd7 18. Qd3 Qe6 19. Nf3 Re8 20. Rae1 Nc5 21. Qd4 b6 22. b4 Nb7 23. Qe4 Rd8 24. Rd3 Qe7 25. Rxd8+ Qxd8 26. Qxc6 Qe7 27. a3 b5 28. Nd5 Qd7 29. Qxd7 Bxd7 30. Nxc7 Rc8 31. Nxa6 Rxc2 32. Ra1 Rc6 33. Nb8 Rc7 34. Nxd7 Rxd7 35. Rc1 Rd8 36. Rc7 Rb8 37. Nd4 Rd8 38. Rxb7 Rxd4 39. Rxb5 Rd1+ 40. Kh2 Rd2 41. f3 f5 42. exf6 gxf6 43. a4 Kf7 44. a5 Ke8 45. a6 Kd8 46. a7 Ra2 47. Ra5 1-0

[Event "Pan American-ch U10"]
[Site "Medellin"]
[Date "2007.07.06"]
[Round "8"]
[White "Caldera, Humberto De Jesus"]
[Black "Supo, Caso Christian"]
[Result "0-1"]
[ECO "C00"]
[PlyCount "92"]
[EventDate "2007.07.02"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. e4 e6 2. Nf3 d5 3. e5 c5 4. Bb5+ Bd7 5. Bxd7+ Nxd7 6. d3 Qc7 7. d4 Be7 8. 0-0 f6 9. dxc5 Nxe5 10. Nxe5 fxe5 11. Nc3 Bxc5 12. h3 Nf6 13. Bd2 0-0-0 14. Nb5 Qb6 15. Qe2 Ne4 16. Nc3 Qxb2 17. Nxe4 dxe4 18. Bg5 Rd4 19. Be3 Rd5 20. Qc4 Qb4 21. Qxb4 Bxb4 22. Bxa7 Kc7 23. Be3 Bd2 24. Bxd2 Rxd2 25. Rac1 Rhd8 26. Rfe1 R8d4 27. f3 exf3 28. gxf3 Kd6 29. Kf1 Rc4 30. Re2 Rcd4 31. Rxd2 Rxd2 32. Ke1 Rh2 33. Rb1 Kc6 34. Rb3 Rxc2 35. Ra3 b5 36. Ra6+ Kd5 37. Kd1 Rc6 38. Ra7 Rc3 39. Ra5 Rxf3 40. Rxb5+ Kd4 41. Rb4+ Kc5 42. Rb7 Rxh3 43. a4 g6 44. a5 Ra3 45. Rxh7 Rxa5 46. Re7 Kd6 0-1

[Event "Pan American-ch U10"]
[Site "Medellin"]
[Date "2007.07.05"]
[Round "6"]
[White "Caldera, Humberto De Jesus"]
[Black "Solano, James Paul"]
[Result "0-1"]
[ECO "C47"]
[PlyCount "47"]
[EventDate "2007.07.02"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Nc3 Nf6 4. Be2 Bc5 5. d3 0-0 6. 0-0 b6 7. Bd2 Bb7 8. h3 Qe7 9. a3 a5 10. Qe1 Rfe8 11. b4 axb4 12. axb4 Rxa1 13. Qxa1 Bxb4 14. Nb5 Bxd2 15. Nxd2 d6 16. Na7 Nxa7 17. Qxa7 Bc6 18. c3 Ra8 19. Qxa8+ Bxa8 20. Ra1 Bc6 21. d4 exd4 22. cxd4 Nxe4 23. Nxe4 Bxe4 24. Bc4 0-1

[Event "Pan American-ch U10"]
[Site "Medellin"]
[Date "2007.07.05"]
[Round "7"]
[White "Obando Mayorga, Juan Diego"]
[Black "Caldera, Humberto De Jesus"]
[Result "1/2-1/2"]
[ECO "C55"]
[PlyCount "62"]
[EventDate "2007.07.02"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Be7 4. Nc3 Nf6 5. d3 d6 6. h3 0-0 7. 0-0 Bd7 8. Bg5 h6 9. Bh4 a6 10. Re1 b5 11. Bb3 Na5 12. Bd5 Nxd5 13. Bxe7 Nxc3 14. Bxd8 Nxd1 15. Be7 Rfe8 16. Rexd1 Rxe7 17. b4 Nc6 18. c4 bxc4 19. dxc4 Nxb4 20. Rdc1 Nd3 21. Rc3 Nb2 22. c5 Na4 23. cxd6 cxd6 24. Rcc1 Bc6 25. Rxc6 Nc5 26. Re1 Rd7 27. Rb6 Rb7 28. Rxd6 Rab8 29. Red1 Rb4 30. Nxe5 Re8 31. Nc6 Rbxe4 1/2-1/2

[Event "Pan American-ch U10"]
[Site "Medellin"]
[Date "2007.07.04"]
[Round "4"]
[White "Caldera, Humberto De Jesus"]
[Black "Pabon Sarmiento, David A"]
[Result "1-0"]
[ECO "C00"]
[PlyCount "37"]
[EventDate "2007.07.02"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. e4 e6 2. Nf3 d5 3. e5 c5 4. Be2 Nc6 5. 0-0 f6 6. exf6 Nxf6 7. Nc3 e5 8. d3 Bd6 9. Bd2 0-0 10. h3 Be6 11. a3 Nd4 12. Nxd4 exd4 13. Nb5 Be7 14. c4 a6 15. cxd5 Bxd5 16. Bf3 axb5 17. Bxd5+ Qxd5 18. b3 Rxa3 19. Rxa3 1-0

[Event "Pan American-ch U10"]
[Site "Medellin"]
[Date "2007.07.04"]
[Round "5"]
[White "Pardo, Luis Sebastian"]
[Black "Caldera, Humberto De Jesus"]
[Result "1-0"]
[ECO "C68"]
[PlyCount "40"]
[EventDate "2007.07.02"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Bxc6 dxc6 5. Nc3 Bd6 6. d4 exd4 7. Qxd4 Nf6 8. e5 c5 9. Qd1 Bxe5 10. Qxd8+ Kxd8 11. Nxe5 Ke7 12. 0-0 Re8 13. Bf4 Kf8 14. Rfe1 Kg8 15. Nd3 Rxe1+ 16. Rxe1 c6 17. Nxc5 b6 18. N5e4 Nxe4 19. Rxe4 Bf5 20. Re2 a5 1-0

[Event "Pan American-ch U10"]
[Site "Medellin"]
[Date "2007.07.03"]
[Round "3"]
[White "Mejia, David"]
[Black "Caldera, Humberto De Jesus"]
[Result "1-0"]
[ECO "A22"]
[PlyCount "61"]
[EventDate "2007.07.02"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. e4 e5 2. c4 Nf6 3. Nc3 Nc6 4. d3 d6 5. h3 Be7 6. g3 0-0 7. Bg2 Bd7 8. Nge2 a6 9. 0-0 b5 10. cxb5 axb5 11. Nxb5 Na5 12. Nbc3 c5 13. Be3 h6 14. f4 exf4 15. Nxf4 c4 16. d4 Be6 17. Nxe6 fxe6 18. e5 dxe5 19. Bxa8 Qxa8 20. dxe5 Nh5 21. Qxh5 Rxf1+ 22. Rxf1 Qb8 23. Qf7+ Kh7 24. Qxe7 Qxe5 25. Bf4 Qd4+ 26. Kg2 Qb6 27. Be5 Qxb2+ 28. Rf2 Qb7+ 29. Qxb7 Nxb7 30. Rf7 Kg6 31. Rxb7 1-0

[Event "Pan American-ch U10"]
[Site "Medellin"]
[Date "2007.07.02"]
[Round "2"]
[White "Caldera, Humberto De Jesus"]
[Black "Villa Ruiz, David Hernando"]
[Result "0-1"]
[ECO "B02"]
[PlyCount "62"]
[EventDate "2007.07.02"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Nc3 Nf6 4. Be2 d5 5. exd5 Nxd5 6. Nxd5 Qxd5 7. 0-0 Bc5 8. d3 0-0 9. c4 Qd6 10. Bd2 Bg4 11. b4 Nxb4 12. Bxb4 Bxb4 13. h3 Bh5 14. Rb1 Bc5 15. Qb3 Bb6 16. Rbc1 Rab8 17. Qb5 Bc5 18. a4 Qb6 19. Nxe5 Bxe2 20. Nd7 Qxb5 21. cxb5 Bb6 22. Rfe1 Bxd3 23. Nxb8 Rxb8 24. a5 Bxa5 25. Re7 Bxb5 26. Rc5 Bb4 27. Rxb5 Bxe7 28. Re5 Bd6 29. Ra5 Re8 30. Kf1 Re1+ 31. Kxe1 Bb4+ 0-1

[Event "Pan American-ch U10"]
[Site "Medellin"]
[Date "2007.07.02"]
[Round "1"]
[White "Ortegon, Andres Felipe"]
[Black "Caldera, Humberto De Jesus"]
[Result "0-1"]
[ECO "C44"]
[PlyCount "31"]
[EventDate "2007.07.02"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Bc4 Bc5 5. Ng5 d5 6. Qf3 Nf6 7. exd5 Nb4 8. Qb3 Qe7+ 9. Be2 0-0 10. Nf3 Bg4 11. Bg5 Bxf3 12. gxf3 Rae8 13. Kf1 Qxe2+ 14. Kg2 Nxc2 15. Bxf6 Ne3+ 16. Kg3 0-1

