[Event "Ocana op 1st"]
[Site "Ocana"]
[Date "2015.09.27"]
[Round "7"]
[White "Arenas, Paula"]
[Black "Duarte Rangel, Cristian Julian"]
[Result "0-1"]
[ECO "B50"]
[WhiteElo "1472"]
[PlyCount "58"]
[EventDate "2015.09.25"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "EXT 2016"]
[Source "ChessBase"]
[SourceDate "2015.10.08"]
[SourceVersion "1"]
[SourceVersionDate "2015.10.08"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. Bc4 Nc6 4. d3 e6 5. Nc3 Nf6 6. 0-0 Be7 7. Be3 d5 8. Bb5 d4 9. Ne5 Qc7 10. Bf4 Bd6 11. Nxc6 bxc6 12. Bc4 Bxf4 13. g3 dxc3 14. gxf4 Qxf4 15. bxc3 Ng4 16. Kg2 Qg5 17. Qf3 Ne3+ 18. Kh1 Nxf1 19. Rxf1 Bb7 20. Rg1 Qf6 21. Qh5 g6 22. Qxc5 Qe7 23. Qd4 Rg8 24. f4 f5 25. exf5 c5+ 26. Bd5 cxd4 27. Bxb7 Qxb7+ 28. Rg2 gxf5 29. h3 Qxg2# 0-1

[Event "Ocana op 1st"]
[Site "Ocana"]
[Date "2015.09.27"]
[Round "6"]
[White "Duarte Rangel, Cristian Julian"]
[Black "Franco Perez, William"]
[Result "0-1"]
[ECO "E94"]
[BlackElo "1737"]
[PlyCount "114"]
[EventDate "2015.09.25"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "EXT 2016"]
[Source "ChessBase"]
[SourceDate "2015.10.08"]
[SourceVersion "1"]
[SourceVersionDate "2015.10.08"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Nf3 0-0 6. Be2 e5 7. d5 Nbd7 8. Bg5 h6 9. Bh4 a5 10. 0-0 Nc5 11. Qc2 Qd7 12. Ne1 g5 13. Bg3 c6 14. Rc1 Nh7 15. Nd3 Nxd3 16. Bxd3 Qe8 17. a3 Bd7 18. Rfe1 c5 19. Rb1 h5 20. h3 Kh8 21. Red1 Bh6 22. Qd2 f6 23. Nb5 Bxb5 24. cxb5 Qg6 25. Qe2 Rg8 26. Bc2 g4 27. h4 b6 28. a4 Nf8 29. b3 Qg7 30. Kh2 Ng6 31. Rbc1 Bf4 32. Bxf4 exf4 33. g3 f3 34. Qd3 Ne5 35. Qe3 Nf7 36. Qf4 Qh6 37. Re1 Qxf4 38. gxf4 Rae8 39. Bd3 Rg7 40. Bc2 Reg8 41. Rg1 Rf8 42. Bd3 Kg8 43. Bf1 Nh8 44. f5 Nf7 45. Bd3 Re8 46. Rce1 Ne5 47. Bc2 Rge7 48. Re3 c4 49. Rge1 Rc7 50. Rc3 Rec8 51. Ree3 cxb3 52. Rxc7 Rxc7 53. Bxb3 Rc1 54. Kg3 Nd7 55. Kh2 Rb1 56. Kg3 Rg1+ 57. Kh2 Rg2+ 0-1

[Event "Ocana op 1st"]
[Site "Ocana"]
[Date "2015.09.26"]
[Round "4"]
[White "Duarte Rangel, Cristian Julian"]
[Black "Alvarez, Alfonso"]
[Result "1/2-1/2"]
[ECO "A42"]
[BlackElo "1955"]
[PlyCount "54"]
[EventDate "2015.09.25"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "EXT 2016"]
[Source "ChessBase"]
[SourceDate "2015.10.08"]
[SourceVersion "1"]
[SourceVersionDate "2015.10.08"]
[SourceQuality "1"]

1. d4 g6 2. c4 Bg7 3. Nc3 c6 4. e4 d6 5. Nf3 e6 6. Be2 Ne7 7. 0-0 0-0 8. Bf4 Na6 9. Qb3 Nc7 10. Rfd1 Ne8 11. a4 Kh8 12. Qc2 a6 13. h3 Ng8 14. b4 h6 15. c5 d5 16. e5 Ne7 17. b5 axb5 18. axb5 Rxa1 19. Rxa1 cxb5 20. Nxb5 Nc6 21. Qa4 f6 22. Na7 Ne7 23. Nxc8 Qxc8 24. Qa8 Qxa8 25. Rxa8 Nc6 26. exf6 Nxf6 27. Rxf8+ Bxf8 1/2-1/2

[Event "Ocana op 1st"]
[Site "Ocana"]
[Date "2015.09.26"]
[Round "5"]
[White "Rivera, Luis Enrique"]
[Black "Duarte Rangel, Cristian Julian"]
[Result "1-0"]
[ECO "A46"]
[WhiteElo "1600"]
[PlyCount "29"]
[EventDate "2015.09.25"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "EXT 2016"]
[Source "ChessBase"]
[SourceDate "2015.10.08"]
[SourceVersion "1"]
[SourceVersionDate "2015.10.08"]
[SourceQuality "1"]

1. Nf3 Nf6 2. d4 g6 3. Bf4 c5 4. c3 cxd4 5. cxd4 Bg7 6. Nc3 d6 7. e3 Bf5 8. Qb3 Qc7 9. Be2 Nc6 10. Rc1 a6 11. 0-0 h6 12. e4 Bxe4 13. Nxe4 Nxe4 14. d5 Nc5 15. Qa3 1-0

[Event "Ocana op 1st"]
[Site "Ocana"]
[Date "2015.09.25"]
[Round "2"]
[White "Arias Serrano, Luis Antonio"]
[Black "Duarte Rangel, Cristian Julian"]
[Result "1-0"]
[ECO "B51"]
[WhiteElo "2144"]
[PlyCount "61"]
[EventDate "2015.09.25"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "EXT 2016"]
[Source "ChessBase"]
[SourceDate "2015.10.08"]
[SourceVersion "1"]
[SourceVersionDate "2015.10.08"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. Nc3 Nc6 4. Bb5 Bd7 5. 0-0 e6 6. Bxc6 Bxc6 7. d3 Nf6 8. Ng5 Be7 9. Qf3 0-0 10. Qh3 a6 11. Re1 h6 12. Nf3 Qd7 13. Bg5 hxg5 14. Nxg5 e5 15. Qh4 Qg4 16. Qxg4 Nxg4 17. Nf3 Nf6 18. Ne2 Nh7 19. Ng3 Ng5 20. Nf5 Nxf3+ 21. gxf3 Rfe8 22. c4 Bd7 23. Ne3 Bc6 24. Kh1 g6 25. Rg1 Bh4 26. Rg2 Bf6 27. Rag1 Bg7 28. Nf5 gxf5 29. Rxg7+ Kh8 30. R7g5 Rg8 31. Rh5# 1-0

[Event "Ocana op 1st"]
[Site "Ocana"]
[Date "2015.09.25"]
[Round "1"]
[White "Duarte Rangel, Cristian Julian"]
[Black "Guzman Mellado, Arcadio"]
[Result "0-1"]
[ECO "D47"]
[BlackElo "1918"]
[PlyCount "36"]
[EventDate "2015.09.25"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "EXT 2016"]
[Source "ChessBase"]
[SourceDate "2015.10.08"]
[SourceVersion "1"]
[SourceVersionDate "2015.10.08"]
[SourceQuality "1"]

1. d4 d5 2. c4 c6 3. Nc3 Nf6 4. Nf3 e6 5. e3 Nbd7 6. Bd3 dxc4 7. Bxc4 b5 8. Bd3 Bb7 9. 0-0 Be7 10. e4 a6 11. Re1 0-0 12. Qe2 c5 13. e5 Ne8 14. Be4 Bxe4 15. Qxe4 cxd4 16. Nxd4 Nc5 17. Qf3 Rc8 18. a3 Qxd4 0-1

