[Event "Cartagena Cup Edgardo La Cruz U14"]
[Site "Cartagena"]
[Date "2012.06.16"]
[Round "4.2"]
[White "Pabon Sarmiento, Camila Andrea"]
[Black "Osorio Arias, Carlos Santiago"]
[Result "0-1"]
[ECO "C55"]
[WhiteElo "1300"]
[BlackElo "1593"]
[PlyCount "48"]
[EventDate "2012.06.15"]
[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 Bb4 4. Bc4 Nf6 5. Ng5 0-0 6. 0-0 h6 7. Nf3 d6 8. d3 Bg4 9. a3 Bxc3 10. bxc3 a6 11. h3 Bh5 12. d4 exd4 13. cxd4 Nxe4 14. Bd3 Nf6 15. g4 Bg6 16. Nh4 Bxd3 17. cxd3 Nxd4 18. Bb2 c5 19. Nf3 Ne6 20. Qc1 Re8 21. Qc3 Nf4 22. Rfe1 Re2 23. Rab1 Nxh3+ 24. Kf1 Rxf2# 0-1

[Event "Pan American-ch U10"]
[Site "Medellin"]
[Date "2007.07.07"]
[Round "9"]
[White "Molano, Juan Pablo"]
[Black "Osorio Arias, Carlos Santiago"]
[Result "1/2-1/2"]
[ECO "C55"]
[WhiteElo "2189"]
[PlyCount "132"]
[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 Nf6 3. Nc3 Nc6 4. Bc4 h6 5. 0-0 Bb4 6. a3 Be7 7. Re1 a6 8. d4 d6 9. d5 Na7 10. Be3 0-0 11. h3 b6 12. Qd3 a5 13. a4 Re8 14. Nd2 Bf8 15. Qe2 Bd7 16. Qf3 Kh8 17. Qg3 Ng8 18. Be2 Qf6 19. Qf3 Qxf3 20. Bxf3 Nf6 21. Ne2 Nc8 22. c4 Ne7 23. Ng3 Kg8 24. Be2 Ng6 25. Nh5 Nxh5 26. Bxh5 Nh8 27. f4 Rab8 28. fxe5 Rxe5 29. Bf3 Ree8 30. Rf1 Re7 31. Bf2 Re5 32. Bg3 Ree8 33. b3 Re7 34. Rae1 f6 35. Rf2 Rc8 36. Rfe2 Rce8 37. Bh5 Rc8 38. Bh2 g6 39. Bf3 Kg7 40. h4 Rce8 41. h5 g5 42. g4 Rf7 43. Nf1 Rfe7 44. Ne3 Kf7 45. Nf5 Bxf5 46. exf5 Rxe2 47. Rxe2 Rxe2 48. Bxe2 Ke7 49. Bg3 Nf7 50. Be1 Nd8 51. b4 axb4 52. Bxb4 Nb7 53. Kf2 Kd7 54. Ke3 c5 55. Bc3 Be7 56. Bd1 Kc7 57. Kd2 Kb8 58. Kc2 Ka7 59. Kb3 Ka6 60. Ka3 Bd8 61. Be2 Be7 62. Bd1 Na5 63. Be2 Nb7 64. Bf1 Na5 65. Be2 Bd8 66. Kb2 Be7 1/2-1/2

[Event "Pan American-ch U10"]
[Site "Medellin"]
[Date "2007.07.06"]
[Round "8"]
[White "Osorio Arias, Carlos Santiago"]
[Black "Neira Sarmiento, Daniel C"]
[Result "1-0"]
[ECO "C72"]
[PlyCount "131"]
[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. Ba4 d6 5. 0-0 b5 6. Bb3 Be7 7. h3 h6 8. d3 Nf6 9. a3 0-0 10. Nc3 Be6 11. Ba2 Bxa2 12. Rxa2 Re8 13. Re1 Bf8 14. Bd2 Nd4 15. Ra1 Nxf3+ 16. Qxf3 c6 17. Qg3 Kh7 18. Qf3 Ra7 19. Re2 d5 20. exd5 cxd5 21. Rae1 d4 22. Na2 Bd6 23. Qf5+ Kg8 24. Qf3 Qa8 25. Qxa8 Raxa8 26. Bb4 Bxb4 27. Nxb4 Rec8 28. Rc1 a5 29. Na2 Re8 30. Rce1 Ra7 31. Rxe5 Rxe5 32. Rxe5 Rb7 33. Kf1 Kf8 34. Ke2 Nd7 35. Rd5 Ke8 36. Rxd4 Rc7 37. c3 Nf6 38. Rf4 Re7+ 39. Kd2 Rd7 40. g3 Nh5 41. Rf5 Nf6 42. Rxb5 Ne4+ 43. Ke3 Nd6 44. Rxa5 f6 45. Ra8+ Ke7 46. Ra4 Nf5+ 47. Ke2 Rd6 48. Re4+ Kf7 49. a4 Rb6 50. b4 Ra6 51. a5 g5 52. g4 Nh4 53. c4 Ng2 54. c5 Nf4+ 55. Ke3 Ng2+ 56. Kd2 Nf4 57. Re3 Ng2 58. Re4 Nf4 59. Re3 Nd5 60. Rf3 Nf4 61. Nc1 Nd5 62. Na2 Ke6 63. d4 Kd7 64. Kd3 Nf4+ 65. Kc4 Ke6 66. Nc1 1-0

[Event "Pan American-ch U10"]
[Site "Medellin"]
[Date "2007.07.05"]
[Round "7"]
[White "Bonilla Zambrano, Bryan"]
[Black "Osorio Arias, Carlos Santiago"]
[Result "0-1"]
[ECO "C55"]
[PlyCount "98"]
[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 Nf6 3. Nc3 Nc6 4. Bc4 h6 5. 0-0 Be7 6. d3 a6 7. Be3 0-0 8. Qd2 d6 9. Bxh6 gxh6 10. Qxh6 Nh7 11. Qg6+ Kh8 12. Bxf7 Qd7 13. Qh5 Qg4 14. Bg6 Qxh5 15. Bxh5 Rg8 16. Bf7 Rg7 17. Bd5 Bh3 18. g3 Bxf1 19. Rxf1 Rb8 20. Kh1 Nb4 21. a3 Nxc2 22. Rc1 Nd4 23. Nxd4 exd4 24. Ne2 c5 25. b4 b6 26. h4 Nf6 27. Bc4 Ng4 28. Kg2 a5 29. b5 Ne5 30. Bd5 Nxd3 31. Rh1 Rf8 32. f3 Ne5 33. f4 Nd7 34. h5 Rf6 35. h6 Rh7 36. Rh5 Rfxh6 37. Rf5 Rf6 38. Rg5 Rh2+ 39. Kxh2 Rh6+ 40. Kg2 Bxg5 41. fxg5 Rg6 42. Kf2 Rxg5 43. g4 Rxg4 44. Be6 Rg7 45. Ng3 Ne5 46. Nf5 Rg6 47. Bc8 c4 48. Ke2 c3 49. Nxd6 Rg2+ 0-1

[Event "Pan American-ch U10"]
[Site "Medellin"]
[Date "2007.07.05"]
[Round "6"]
[White "Osorio Arias, Carlos Santiago"]
[Black "Castano Tapasco, Santiago"]
[Result "0-1"]
[ECO "C58"]
[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. Bc4 Nf6 4. Ng5 d5 5. exd5 Na5 6. Bd3 Nxd5 7. Qf3 Qxg5 8. Qxd5 Nc6 9. Bb5 Bd7 10. Bc4 Be6 11. Qe4 Bxc4 12. Qxc4 Qxg2 13. Rf1 Bd6 14. Qb5 0-0 15. Qxb7 Rab8 16. Qa6 Nd4 17. Qd3 Bc5 18. c3 e4 19. Qc4 Nc2+ 20. Ke2 Qf3# 0-1

[Event "Pan American-ch U10"]
[Site "Medellin"]
[Date "2007.07.04"]
[Round "5"]
[White "Dias da Fonseca, Petrus Fay"]
[Black "Osorio Arias, Carlos Santiago"]
[Result "1-0"]
[ECO "C66"]
[PlyCount "107"]
[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 Nf6 3. Nc3 Nc6 4. Bb5 d6 5. 0-0 Bd7 6. d3 Be7 7. Bg5 0-0 8. Re1 Re8 9. d4 exd4 10. Nxd4 Nxd4 11. Bxd7 Nxc2 12. Bxe8 Nxa1 13. Bxf7+ Kxf7 14. Qxa1 h6 15. Bxf6 Bxf6 16. Qd1 Bxc3 17. Qb3+ Kf8 18. Qxc3 b6 19. h3 c5 20. Rd1 a5 21. e5 d5 22. Qf3+ Ke7 23. Rxd5 Qg8 24. Rd6 Rb8 25. Qc6 Kf8 26. Rd7 Qxa2 27. Qd6+ Kg8 28. Qxb8+ Kh7 29. Qf8 Qb1+ 30. Kh2 Qg6 31. Qf7 Qg5 32. f4 Qg6 33. Qxg6+ Kxg6 34. Rd6+ Kf7 35. Rxb6 c4 36. Rc6 c3 37. bxc3 a4 38. Ra6 a3 39. Rxa3 g6 40. c4 g5 41. fxg5 hxg5 42. c5 Ke6 43. Rd3 Kxe5 44. c6 Ke4 45. Rd8 Ke5 46. c7 Ke6 47. c8Q+ Ke7 48. Qc7+ Ke6 49. Rd6+ Ke5 50. Qc5+ Ke4 51. Rd4+ Ke3 52. Qc3+ Ke2 53. Rd2+ Ke1 54. Qc1# 1-0

[Event "Pan American-ch U10"]
[Site "Medellin"]
[Date "2007.07.04"]
[Round "4"]
[White "Osorio Arias, Carlos Santiago"]
[Black "Bigoria Escobedo, Raul"]
[Result "1/2-1/2"]
[ECO "B50"]
[PlyCount "58"]
[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 c5 2. Nf3 d6 3. Nc3 Nf6 4. d3 g6 5. Be2 Bg7 6. 0-0 0-0 7. h3 Nc6 8. Bd2 Bd7 9. Re1 Qb6 10. b3 Rac8 11. Rc1 Rfe8 12. Bf1 e5 13. a4 a6 14. Re2 Qd8 15. Nb1 Nb4 16. Na3 Nc6 17. Nc4 Be6 18. Na3 Rb8 19. Rb1 Ra8 20. Ng5 Qb8 21. Nxe6 Rxe6 22. Nc4 b5 23. axb5 axb5 24. Nb2 Ra6 25. Ra1 Qc8 26. Re1 Re7 27. Rxa6 Qxa6 28. Qa1 Ra7 29. Qxa6 Rxa6 1/2-1/2

[Event "Pan American-ch U10"]
[Site "Medellin"]
[Date "2007.07.03"]
[Round "3"]
[White "Aristizabal Sanchez, Alejandro"]
[Black "Osorio Arias, Carlos Santiago"]
[Result "0-1"]
[ECO "C62"]
[PlyCount "69"]
[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 Nf6 3. Nc3 Nc6 4. Bb5 d6 5. d4 Bd7 6. Bxc6 Bxc6 7. dxe5 dxe5 8. Qxd8+ Rxd8 9. Nxe5 Bxe4 10. Nxe4 Nxe4 11. 0-0 Nf6 12. Bg5 Be7 13. Nf3 0-0 14. Rad1 Rxd1 15. Rxd1 Rd8 16. Rxd8+ Bxd8 17. Ne5 h6 18. Be3 a6 19. Kf1 Nd5 20. Bd2 Bf6 21. Nd3 Kf8 22. c4 Nb6 23. b3 Nd7 24. Bb4+ Ke8 25. Ke2 b6 26. Bd2 Ke7 27. Bf4 c6 28. Nb4 c5 29. Nxa6 g5 30. Bd2 Be5 31. b4 Kd8 32. bxc5 bxc5 33. g3 Kc8 34. f4 gxf4 35. gxf4 0-1

[Event "Pan American-ch U10"]
[Site "Medellin"]
[Date "2007.07.02"]
[Round "2"]
[White "Osorio Arias, Carlos Santiago"]
[Black "Escobar, Juan David"]
[Result "1-0"]
[ECO "B08"]
[PlyCount "51"]
[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 d6 2. d4 Nf6 3. Nc3 g6 4. Nf3 Bg7 5. Be2 0-0 6. 0-0 e5 7. dxe5 dxe5 8. Be3 Qxd1 9. Rfxd1 Bg4 10. h3 Bxf3 11. Bxf3 Nc6 12. a3 Rad8 13. Rxd8 Nxd8 14. Be2 a6 15. b4 b6 16. Bxa6 Nc6 17. Nb5 Ne8 18. Nc3 Nd6 19. Nd5 Ne8 20. Bb5 Nd6 21. Bxc6 Nc4 22. Bc1 Nd6 23. Nxc7 Bf6 24. Nd5 Kg7 25. Nxb6 Bd8 26. Nd5 1-0

