[Event "COL-ch Amateur"]
[Site "Medellin Antioquia"]
[Date "2016.03.09"]
[Round "9"]
[White "Botero, Jonathan"]
[Black "Sanchez Atehortua, Willan"]
[Result "0-1"]
[ECO "C02"]
[WhiteElo "1637"]
[PlyCount "70"]
[EventDate "2016.02.29"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. e5 c5 4. Bb5+ Nc6 5. Bxc6+ bxc6 6. c3 cxd4 7. cxd4 c5 8. Nf3 cxd4 9. 0-0 Ne7 10. Nxd4 Ng6 11. f4 Bc5 12. Kh1 0-0 13. Nc3 a5 14. Be3 Qd7 15. Qh5 Ne7 16. Rad1 Ba6 17. Rf3 Bxd4 18. Rh3 h6 19. Bxd4 Nf5 20. Qf3 Rab8 21. Qf2 Rfc8 22. Ba7 Rb7 23. g4 Qc6 24. gxf5 d4+ 25. Kg1 Rxa7 26. fxe6 Bb7 27. exf7+ Kf8 28. Kf1 dxc3 29. Qxa7 Qg2+ 30. Ke1 c2 31. Rd8+ Rxd8 32. Qc5+ Kxf7 33. e6+ Ke8 34. Qh5+ g6 35. Qb5+ Bc6 0-1

[Event "COL-ch Amateur"]
[Site "Medellin Antioquia"]
[Date "2016.03.06"]
[Round "7"]
[White "Sanchez Atehortua, Willan"]
[Black "Gallego, Jonathan"]
[Result "1-0"]
[ECO "B23"]
[BlackElo "1639"]
[PlyCount "71"]
[EventDate "2016.02.29"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]

1. e4 c5 2. Nc3 d6 3. Bb5+ Bd7 4. Bxd7+ Nxd7 5. f4 g6 6. Nf3 Bg7 7. 0-0 Ngf6 8. d3 0-0 9. Kh1 Rb8 10. Qe1 b5 11. Qh4 b4 12. Ne2 h5 13. h3 Nh7 14. f5 e6 15. Qg3 exf5 16. exf5 Ne5 17. Nf4 Nxf3 18. Qxf3 Qf6 19. Nd5 Qh4 20. f6 Ng5 21. Bxg5 Qxg5 22. fxg7 Kxg7 23. Qf6+ Qxf6 24. Rxf6 Rbd8 25. Re1 Rd7 26. Rf2 a5 27. Rfe2 a4 28. Re7 Rxe7 29. Rxe7 Rc8 30. Kg1 b3 31. cxb3 axb3 32. a3 Rc6 33. Kf2 c4 34. Ke2 Kf8 35. Re4 Rc5 36. dxc4 1-0

[Event "COL-ch Amateur"]
[Site "Medellin Antioquia"]
[Date "2016.03.04"]
[Round "6"]
[White "Sanchez Atehortua, Willan"]
[Black "Olarte Ospina, Manuel"]
[Result "1-0"]
[ECO "B12"]
[BlackElo "1629"]
[PlyCount "35"]
[EventDate "2016.02.29"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. e5 Bf5 4. Nf3 e6 5. Be2 Nd7 6. 0-0 c5 7. c4 Ne7 8. Bg5 Qb6 9. Nc3 dxc4 10. Bxc4 Qxb2 11. Nb5 0-0-0 12. Nd6+ Kb8 13. Nxf7 h6 14. Nxd8 hxg5 15. dxc5 g4 16. Qxd7 gxf3 17. Qd6+ Kc8 18. Nxe6 1-0

[Event "COL-ch Amateur"]
[Site "Medellin Antioquia"]
[Date "2016.03.03"]
[Round "4"]
[White "Restrepo Echeverri, Carlos M"]
[Black "Sanchez Atehortua, Willan"]
[Result "1/2-1/2"]
[ECO "C11"]
[WhiteElo "1666"]
[PlyCount "54"]
[EventDate "2016.02.29"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nc3 Nf6 4. e5 Nfd7 5. f4 c5 6. Nf3 Nc6 7. Be3 Be7 8. Be2 b6 9. a3 f6 10. 0-0 0-0 11. dxc5 bxc5 12. Nxd5 fxe5 13. Nxe7+ Qxe7 14. fxe5 Ndxe5 15. Nxe5 Rxf1+ 16. Qxf1 Nxe5 17. Qf4 Nd7 18. Rf1 e5 19. Bc4+ Kh8 20. Qf7 Qxf7 21. Rxf7 h6 22. Be6 Nb6 23. Rf8+ Kh7 24. Bg8+ Kg6 25. Rd8 Bf5 26. Rxa8 Nxa8 27. c3 Nb6 1/2-1/2

[Event "COL-ch Amateur"]
[Site "Medellin Antioquia"]
[Date "2016.03.01"]
[Round "3"]
[White "Sanchez Atehortua, Willan"]
[Black "Lopez, Jose Henry"]
[Result "0-1"]
[ECO "B20"]
[BlackElo "1601"]
[PlyCount "20"]
[EventDate "2016.02.29"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]

1. e4 c5 2. Nc3 e6 3. Bc4 a6 4. a4 Nc6 5. Nge2 g6 6. 0-0 Nf6 7. d3 Bg7 8. Ng3 0-0 9. Qe2 Ne5 10. Bb3 Nc6 0-1

[Event "COL-ch Amateur"]
[Site "Medellin Antioquia"]
[Date "2016.02.29"]
[Round "2"]
[White "Sanchez Atehortua, Willan"]
[Black "Pena Mora, Carlos"]
[Result "1-0"]
[ECO "B23"]
[BlackElo "1618"]
[PlyCount "69"]
[EventDate "2016.02.29"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]

1. e4 c5 2. Nc3 Nc6 3. Bb5 Nd4 4. Bc4 e6 5. Nge2 Nf6 6. 0-0 Be7 7. Re1 d6 8. d3 0-0 9. Nxd4 cxd4 10. Ne2 e5 11. f4 Be6 12. Bb3 Bxb3 13. axb3 a6 14. Rf1 Rc8 15. Bd2 Rc6 16. Ng3 Qc7 17. Nf5 Rc8 18. c3 dxc3 19. Bxc3 b5 20. b4 Bf8 21. Qd2 g6 22. fxe5 dxe5 23. Qg5 Bg7 24. Nxg7 Qb6+ 25. Kh1 Rxc3 26. bxc3 Kxg7 27. Qxe5 Re8 28. Rxf6 Qxf6 29. Qxe8 Qxc3 30. Rf1 Qb3 31. Qd7 Qa2 32. Qd5 Qxd5 33. exd5 f5 34. d6 Kf7 35. Re1 1-0

