[Event "Riohacha op"]
[Site "Riohacha"]
[Date "2019.03.23"]
[Round "5"]
[White "Sandoval Coral, Alejandro"]
[Black "Sierra Torres, Gianlucas"]
[Result "0-1"]
[ECO "D10"]
[WhiteElo "1600"]
[PlyCount "32"]
[EventDate "2019.03.22"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "COL"]
[SourceTitle "CBM 190 Extra"]
[Source "ChessBase"]
[SourceDate "2019.07.15"]
[SourceVersion "1"]
[SourceVersionDate "2019.07.15"]
[SourceQuality "1"]

1. d4 d5 2. c4 c6 3. Qa4 Nd7 4. Nc3 Ngf6 5. Bg5 h6 6. Bxf6 gxf6 7. cxd5 cxd5 8. Nxd5 e6 9. Nc3 Bg7 10. Rc1 0-0 11. d5 e5 12. e3 Re8 13. Qe4 b6 14. Bd3 Nc5 15. Qh7+ Kf8 16. Qh8+ Bxh8 0-1

[Event "Riohacha op"]
[Site "Riohacha"]
[Date "2019.03.23"]
[Round "6"]
[White "Sierra Torres, Gianlucas"]
[Black "Bracho Rodriguez, Miguel Angel"]
[Result "0-1"]
[ECO "C48"]
[PlyCount "44"]
[EventDate "2019.03.22"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "COL"]
[SourceTitle "CBM 190 Extra"]
[Source "ChessBase"]
[SourceDate "2019.07.15"]
[SourceVersion "1"]
[SourceVersionDate "2019.07.15"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Nc3 Nf6 4. Bb5 d6 5. Bxc6+ bxc6 6. 0-0 Be7 7. d3 Nh5 8. g3 Be6 9. Nd2 Nf6 10. f4 exf4 11. gxf4 c5 12. f5 Bd7 13. Qf3 Bc6 14. b3 g6 15. fxg6 fxg6 16. Bb2 0-0 17. Nd5 Nxd5 18. Qg2 Ne3 19. Qg3 Nxf1 20. Rxf1 Rxf1+ 21. Kxf1 Rb8 22. Kf2 Bh4 0-1

[Event "Riohacha op"]
[Site "Riohacha"]
[Date "2019.03.22"]
[Round "3"]
[White "Merino Mendoza, Dairo"]
[Black "Sierra Torres, Gianlucas"]
[Result "1-0"]
[ECO "A25"]
[PlyCount "87"]
[EventDate "2019.03.22"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "COL"]
[SourceTitle "CBM 190 Extra"]
[Source "ChessBase"]
[SourceDate "2019.07.15"]
[SourceVersion "1"]
[SourceVersionDate "2019.07.15"]
[SourceQuality "1"]

1. c4 e5 2. g3 Nf6 3. Bg2 Nc6 4. Nc3 Bb4 5. a3 Bxc3 6. dxc3 d6 7. e4 Bg4 8. f3 Be6 9. Ne2 Bxc4 10. 0-0 0-0 11. b3 Bxe2 12. Qxe2 d5 13. Rd1 g6 14. c4 Nd4 15. Qb2 Nc6 16. f4 d4 17. Qf2 Re8 18. f5 b6 19. fxg6 fxg6 20. Bg5 Qe7 21. Bxf6 Rf8 22. Bxe7 Rxf2 23. Kxf2 Nxe7 24. b4 Kg7 25. c5 b5 26. Rdc1 c6 27. a4 a6 28. axb5 cxb5 29. c6 Kh6 30. h4 Rc8 31. g4 Nxc6 32. g5+ Kg7 33. Rg1 Nxb4 34. Bh3 Rc2+ 35. Kg3 Nd3 36. Rxa6 Nf2 37. Ra7+ Kf8 38. Rf1 d3 39. Rxf2+ Ke8 40. Rxc2 dxc2 41. Rc7 Kd8 42. Rxc2 Ke7 43. Rb2 Kf7 44. Rxb5 1-0

[Event "Riohacha op"]
[Site "Riohacha"]
[Date "2019.03.22"]
[Round "1"]
[White "Sierra Torres, Gianlucas"]
[Black "Oviedo Reason, Jeiler Enrique"]
[Result "0-1"]
[ECO "B27"]
[BlackElo "1600"]
[PlyCount "72"]
[EventDate "2019.03.22"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "COL"]
[SourceTitle "CBM 190 Extra"]
[Source "ChessBase"]
[SourceDate "2019.07.15"]
[SourceVersion "1"]
[SourceVersionDate "2019.07.15"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 g6 3. Nc3 Bg7 4. b3 Nf6 5. Bb2 0-0 6. Be2 Nc6 7. 0-0 b6 8. d3 Bb7 9. Re1 d5 10. e5 Nd7 11. Rb1 Ndxe5 12. d4 Nxf3+ 13. Bxf3 Nxd4 14. Nxd5 Nxf3+ 15. Qxf3 Bxd5 16. Bxg7 Bxf3 17. Bxf8 Kxf8 18. gxf3 Qd5 19. Re3 Rd8 20. Rd3 Qg5+ 21. Kf1 Rxd3 22. cxd3 Qf5 23. Re1 Qxf3 24. Re3 Qh1+ 25. Ke2 Qxh2 26. a3 e6 27. Kf3 Ke7 28. b4 cxb4 29. axb4 Qd6 30. b5 Qd5+ 31. Re4 f5 32. Kf4 fxe4 33. dxe4 Qxb5 34. f3 Kf6 35. e5+ Qxe5+ 36. Kg4 h5+ 0-1

