[Event "COL Subzt 2.3.4"]
[Site "Risarald"]
[Date "2021.11.28"]
[Round "9"]
[White "Castano, Julian Marcelo"]
[Black "Tocua, Santiago"]
[Result "1-0"]
[ECO "D79"]
[WhiteElo "1986"]
[BlackElo "1908"]
[PlyCount "83"]
[EventDate "2021.11.23"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CBM 205 Extra"]
[Source "ChessBase"]
[SourceDate "2022.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.01.31"]
[SourceQuality "1"]

1. c4 Nf6 2. Nc3 d5 3. d4 g6 4. Nf3 Bg7 5. g3 0-0 6. Bg2 c6 7. cxd5 cxd5 8. 0-0 Nc6 9. Ne5 Be6 10. Nxc6 bxc6 11. Na4 Ne4 12. Bf4 Qa5 13. Rc1 Bd7 14. a3 Rac8 15. Nc5 Nxc5 16. Rxc5 Qb6 17. b4 Rfe8 18. e3 Ra8 19. Qd2 h6 20. e4 g5 21. Be3 e6 22. f4 f6 23. fxg5 fxg5 24. e5 Qd8 25. h4 gxh4 26. Bxh6 Rf8 27. Bg5 Rxf1+ 28. Bxf1 Qf8 29. gxh4 Qf5 30. Qe2 Rf8 31. Rc3 c5 32. bxc5 Bb5 33. Qxb5 Qg4+ 34. Kh1 Qe4+ 35. Kg1 Qxd4+ 36. Re3 Bxe5 37. Qe2 Qxc5 38. Kg2 Bd4 39. Rf3 e5 40. Rxf8+ Kxf8 41. Qf3+ Kg8 42. Qg4 1-0

[Event "COL Subzt 2.3.4"]
[Site "Risarald"]
[Date "2021.11.27"]
[Round "8"]
[White "Tocua, Santiago"]
[Black "Trujillo Chaverra, Fernando"]
[Result "1-0"]
[ECO "C00"]
[WhiteElo "1908"]
[BlackElo "2016"]
[PlyCount "73"]
[EventDate "2021.11.23"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CBM 205 Extra"]
[Source "ChessBase"]
[SourceDate "2022.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.01.31"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. d3 d5 4. Nbd2 Nf6 5. g3 dxe4 6. dxe4 Nc6 7. Bg2 Be7 8. 0-0 0-0 9. Re1 Qc7 10. c3 b6 11. Nc4 Rd8 12. Qb3 e5 13. Ng5 Rf8 14. Ne3 h6 15. Nd5 Nxd5 16. exd5 Bxg5 17. dxc6 Be6 18. c4 Rad8 19. Bxg5 hxg5 20. Bd5 Rfe8 21. Rad1 Bxd5 22. cxd5 Qd6 23. Qa4 Re7 24. Qg4 f6 25. h4 gxh4 26. Qxh4 Rde8 27. Qe4 Kf7 28. Kg2 Rf8 29. Qg4 Ke8 30. Qg6+ Kd8 31. a4 Kc7 32. a5 f5 33. axb6+ axb6 34. Qh5 f4 35. Qf3 Ree8 36. Ra1 fxg3 37. Ra7+ 1-0

[Event "COL Subzt 2.3.4"]
[Site "Risarald"]
[Date "2021.11.26"]
[Round "7"]
[White "Lopez Ramirez, David Santiago"]
[Black "Tocua, Santiago"]
[Result "1-0"]
[ECO "B36"]
[WhiteElo "2054"]
[BlackElo "1908"]
[PlyCount "75"]
[EventDate "2021.11.23"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CBM 205 Extra"]
[Source "ChessBase"]
[SourceDate "2022.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.01.31"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 g6 3. d4 cxd4 4. Nxd4 Nc6 5. c4 Nf6 6. Nc3 d6 7. Be2 Nxd4 8. Qxd4 Bg7 9. Be3 0-0 10. Qd3 a5 11. Rd1 Be6 12. b3 Nd7 13. 0-0 Nc5 14. Qc2 Qc8 15. Nd5 Bxd5 16. Rxd5 Qc7 17. f4 Na6 18. a3 e6 19. Rd2 b5 20. cxb5 Qxc2 21. Rxc2 Nc5 22. e5 Nxb3 23. Rb1 a4 24. exd6 Rfd8 25. Rd1 Bf8 26. d7 Bxa3 27. Bb6 Kf8 28. Bf3 Rab8 29. Bc7 Bc5+ 30. Rxc5 Nxc5 31. Bd6+ Kg8 32. Bxc5 Rxb5 33. Be7 Rbb8 34. Bxd8 Rxd8 35. Bc6 Kf8 36. Bxa4 Ke7 37. Rc1 h6 38. Rc8 1-0

[Event "COL Subzt 2.3.4"]
[Site "Risarald"]
[Date "2021.11.26"]
[Round "6"]
[White "Tocua, Santiago"]
[Black "Urquijo Prada, Santiago"]
[Result "1-0"]
[ECO "B10"]
[WhiteElo "1908"]
[BlackElo "1581"]
[PlyCount "117"]
[EventDate "2021.11.23"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CBM 205 Extra"]
[Source "ChessBase"]
[SourceDate "2022.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.01.31"]
[SourceQuality "1"]

1. e4 c6 2. c4 d5 3. cxd5 cxd5 4. exd5 Qxd5 5. Nc3 Qd6 6. Nf3 Nf6 7. Be2 e6 8. Qc2 Nc6 9. d4 Be7 10. 0-0 0-0 11. Nb5 Qd7 12. Rd1 a6 13. Ne5 Nxe5 14. dxe5 Nd5 15. Nd4 b5 16. Qe4 Bb7 17. Qg4 Rfd8 18. Bh6 Bf8 19. Rd3 Nb4 20. Bxg7 f5 21. exf6 Nxd3 22. Bxf8+ Kxf8 23. Bxd3 Bd5 24. Qg5 Qf7 25. Qh6+ Kg8 26. Re1 Kh8 27. Re5 Rg8 28. Rh5 Rxg2+ 29. Kf1 Ra7 30. Bxh7 Qxh7 31. Qf8+ Rg8 32. Rxh7+ Kxh7 33. Qd6 Raa8 34. Qe7+ Kh6 35. f7 Rgf8 36. Qf6+ Kh7 37. Nxe6 Bxe6 38. Qxe6 Kg7 39. h4 Rxf7 40. Qe5+ Kg8 41. Qd5 Raf8 42. f3 Kg7 43. Kf2 Kh6 44. Qg5+ Kh7 45. Qh5+ Kg7 46. Kg3 Rh8 47. Qg5+ Kh7 48. Kf2 Rhf8 49. Qh5+ Kg7 50. Kg3 Rh8 51. Qe5+ Kh7 52. f4 Rg8+ 53. Kf3 Rgf8 54. Ke4 Rf6 55. f5 Kh6 56. Qf4+ Kh7 57. h5 R8f7 58. Qg5 Rc6 59. Qg6+ 1-0

[Event "COL Subzt 2.3.4"]
[Site "Risarald"]
[Date "2021.11.25"]
[Round "5"]
[White "Rueda Bermudez, Andres Felipe"]
[Black "Tocua, Santiago"]
[Result "0-1"]
[ECO "B36"]
[WhiteElo "1648"]
[BlackElo "1908"]
[PlyCount "74"]
[EventDate "2021.11.23"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CBM 205 Extra"]
[Source "ChessBase"]
[SourceDate "2022.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.01.31"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 g6 5. c4 Nf6 6. Nc3 d6 7. Be3 Ng4 8. Bg5 Qb6 9. Nd5 Qxd4 10. Qe2 Qc5 11. Qd2 f6 12. Bf4 Kf7 13. h3 Nge5 14. Be3 Nxc4 15. Bxc4 Qxc4 16. b3 Qxe4 17. 0-0 Be6 18. Nc7 Rc8 19. Nxe6 Qxe6 20. Rae1 Qf5 21. f4 Qa5 22. Qe2 d5 23. f5 Qa6 24. fxg6+ hxg6 25. Qg4 Rd8 26. Bc5 e5 27. Be3 Bh6 28. Bxh6 Rxh6 29. Qg5 Rd6 30. Qxh6 Ne7 31. Rxe5 Qxf1+ 32. Kxf1 fxe5 33. Qe3 e4 34. Qxa7 d4 35. Qxb7 e3 36. Ke2 d3+ 37. Kxe3 d2 0-1

[Event "COL Subzt 2.3.4"]
[Site "Risarald"]
[Date "2021.11.25"]
[Round "4"]
[White "Tocua, Santiago"]
[Black "Saladen Dulce, Rafael"]
[Result "0-1"]
[ECO "B90"]
[WhiteElo "1908"]
[BlackElo "2173"]
[PlyCount "86"]
[EventDate "2021.11.23"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CBM 205 Extra"]
[Source "ChessBase"]
[SourceDate "2022.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.01.31"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Nc6 6. f3 a6 7. Be3 d5 8. Nxd5 Nxd5 9. exd5 Qxd5 10. Nxc6 Qxc6 11. Bd3 e5 12. Qd2 Be7 13. 0-0-0 0-0 14. Qa5 Qf6 15. h4 Bd8 16. Qd5 Qe6 17. Qe4 f5 18. Qa4 Qe8 19. Qb3+ Be6 20. Qxb7 Bf6 21. Bg5 Bxg5+ 22. hxg5 Qg6 23. g4 Qxg5+ 24. Kb1 e4 25. fxe4 fxg4 26. e5 h6 27. Qe4 Bf5 28. Qd5+ Kh8 29. e6 Rae8 30. Rdf1 g6 31. Rxh6+ Qxh6 32. Rh1 Qxh1+ 33. Qxh1+ Kg7 34. Qb7+ Kf6 35. a4 Rxe6 36. Bc4 Re1+ 37. Ka2 Rfe8 38. Qxa6+ Kg5 39. Qb5 R8e5 40. Qb6 g3 41. Qd8+ Kg4 42. Bd5 Rxd5 43. Qb6 Rde5 0-1

[Event "COL Subzt 2.3.4"]
[Site "Risarald"]
[Date "2021.11.24"]
[Round "3"]
[White "Castro Castro, Joaquin"]
[Black "Tocua, Santiago"]
[Result "0-1"]
[ECO "B36"]
[WhiteElo "1607"]
[BlackElo "1908"]
[PlyCount "82"]
[EventDate "2021.11.23"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CBM 205 Extra"]
[Source "ChessBase"]
[SourceDate "2022.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.01.31"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 g6 5. c4 Nf6 6. Nc3 d6 7. f3 Nxd4 8. Qxd4 Bg7 9. Be3 0-0 10. Qd2 a5 11. Na4 Be6 12. Nb6 Rb8 13. Qxa5 Nd7 14. Qb4 Ne5 15. 0-0-0 Qc7 16. Bd3 Nc6 17. Qb5 Nd4 18. Qb4 Nc6 19. Qb5 Na7 20. Qb3 Nc8 21. Kb1 Nxb6 22. Bxb6 Qc6 23. Qb5 Rfc8 24. b3 Ra8 25. Be2 Qxb5 26. cxb5 Bxb3 27. Bd4 Bxd1 28. Rxd1 Bxd4 29. Rxd4 Ra3 30. Rc4 Rxc4 31. Bxc4 Rc3 32. Bd5 b6 33. Kb2 Rc5 34. a4 e6 35. Bc6 Kf8 36. h4 Ke7 37. g4 d5 38. exd5 exd5 39. Kb3 Kd6 40. Kb4 Rc4+ 41. Kb3 Rf4 0-1

[Event "COL Subzt 2.3.4"]
[Site "Risarald"]
[Date "2021.11.24"]
[Round "2"]
[White "Tocua, Santiago"]
[Black "Carrillo Parra, Miguel Alfredo"]
[Result "0-1"]
[ECO "C45"]
[WhiteElo "1908"]
[BlackElo "2167"]
[PlyCount "66"]
[EventDate "2021.11.23"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CBM 205 Extra"]
[Source "ChessBase"]
[SourceDate "2022.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.01.31"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Bc5 5. Nb3 Bb4+ 6. c3 Be7 7. f4 d6 8. Bd3 d5 9. e5 Nh6 10. Qc2 g6 11. 0-0 Nf5 12. Qe2 0-0 13. g4 Nh4 14. f5 Bg5 15. f6 Bxc1 16. Nxc1 Re8 17. Bb5 Rxe5 18. Qf2 g5 19. Nd3 Re4 20. h3 Bxg4 21. hxg4 Qc8 22. Nd2 Qxg4+ 23. Kh1 Re3 24. Nf4 gxf4 25. Rg1 Rh3+ 26. Qh2 Rxh2+ 27. Kxh2 Qxg1+ 28. Rxg1+ Ng6 29. Rg5 Nce5 30. Kg2 c6 31. Be2 Re8 32. c4 h6 33. Rh5 f3+ 0-1

[Event "COL Subzt 2.3.4"]
[Site "Risarald"]
[Date "2021.11.23"]
[Round "1"]
[White "Pena Mora, Carlos"]
[Black "Tocua, Santiago"]
[Result "0-1"]
[ECO "B34"]
[WhiteElo "1442"]
[BlackElo "1908"]
[PlyCount "40"]
[EventDate "2021.11.23"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CBM 205 Extra"]
[Source "ChessBase"]
[SourceDate "2022.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.01.31"]
[SourceQuality "1"]

1. Nc3 c5 2. e4 Nc6 3. Nge2 g6 4. d4 cxd4 5. Nxd4 Bg7 6. Be3 Nf6 7. f3 0-0 8. Qd2 d5 9. Bh6 Bxh6 10. Qxh6 Nxd4 11. 0-0-0 e5 12. Nxd5 Nxd5 13. exd5 Qxd5 14. b3 Bf5 15. Bd3 Bxd3 16. Rxd3 Rac8 17. c4 Rxc4+ 18. bxc4 Qxc4+ 19. Kd2 Qc2+ 20. Ke3 Qe2# 0-1

[Event "COL-ch sf"]
[Site "Bogota"]
[Date "2020.11.16"]
[Round "8"]
[White "Gomez Morales, Juan Sebastian"]
[Black "Tocua, Santiago"]
[Result "0-1"]
[ECO "D87"]
[WhiteElo "1722"]
[BlackElo "1945"]
[PlyCount "87"]
[EventDate "2020.11.12"]
[EventType "swiss"]
[EventRounds "8"]
[EventCountry "COL"]
[SourceTitle "CBM 199 Extra"]
[Source "ChessBase"]
[SourceDate "2021.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2021.01.31"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. cxd5 Nxd5 5. e4 Nxc3 6. bxc3 Bg7 7. Bc4 c5 8. Ne2 Nc6 9. Be3 0-0 10. 0-0 Qc7 11. Qc2 Na5 12. Bb3 Nxb3 13. axb3 cxd4 14. Bxd4 Bd7 15. Bxg7 Kxg7 16. c4 Qe5 17. Rfd1 Bc6 18. Qc3 Qxc3 19. Nxc3 Rfd8 20. f3 a5 21. Rxd8 Rxd8 22. Rxa5 Rd3 23. Nd5 Bxd5 24. Rxd5 Rxb3 25. e5 Rc3 26. Rd7 e6 27. Rxb7 Rxc4 28. Kf2 g5 29. Rb2 h5 30. h3 Rc5 31. Re2 h4 32. g3 hxg3+ 33. Kxg3 Kg6 34. Kg4 Rc4+ 35. Re4 Rc1 36. Kg3 Kf5 37. h4 gxh4+ 38. Rxh4 Kxe5 39. Re4+ Kd5 40. Kf4 f6 41. Kg3 e5 42. Kf2 Rc4 43. Re2 Ke6 44. Kg3 0-1

[Event "COL-ch sf"]
[Site "Bogota"]
[Date "2020.11.15"]
[Round "6"]
[White "Ramirez, Heimy Polgar"]
[Black "Tocua, Santiago"]
[Result "1-0"]
[ECO "E68"]
[WhiteElo "2100"]
[BlackElo "1945"]
[PlyCount "70"]
[EventDate "2020.11.12"]
[EventType "swiss"]
[EventRounds "8"]
[EventCountry "COL"]
[SourceTitle "CBM 199 Extra"]
[Source "ChessBase"]
[SourceDate "2021.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2021.01.31"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 g6 3. g3 Bg7 4. Bg2 0-0 5. 0-0 d6 6. c4 Nbd7 7. Nc3 Re8 8. e4 e5 9. h3 exd4 10. Nxd4 a6 11. Re1 Rb8 12. Be3 Ne5 13. b3 c5 14. Nc2 b5 15. f4 Ned7 16. Rb1 b4 17. Na4 Nxe4 18. Bxe4 Rxe4 19. Qxd6 Bf8 20. Qd3 Qe8 21. Rbd1 Nf6 22. Bxc5 Bxh3 23. Rxe4 Qxe4 24. Qxe4 Nxe4 25. Bxf8 Kxf8 26. Kh2 Bg4 27. Rd4 Nf6 28. Nc5 Re8 29. Rd2 a5 30. Kg2 Ne4 31. Nxe4 Rxe4 32. Kf2 g5 33. Ne3 Bh3 34. Kf3 Re8 35. fxg5 Be6 1-0

[Event "COL-ch sf"]
[Site "Bogota"]
[Date "2020.11.15"]
[Round "7"]
[White "Tocua, Santiago"]
[Black "Malagon Guzman, Juan Daniel"]
[Result "1-0"]
[ECO "C45"]
[WhiteElo "1945"]
[BlackElo "1445"]
[PlyCount "37"]
[EventDate "2020.11.12"]
[EventType "swiss"]
[EventRounds "8"]
[EventCountry "COL"]
[SourceTitle "CBM 199 Extra"]
[Source "ChessBase"]
[SourceDate "2021.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2021.01.31"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Bc5 5. Be3 Qf6 6. Nb5 Bxe3 7. fxe3 Qh4+ 8. g3 Qd8 9. Qg4 g6 10. Qf4 d6 11. Bc4 Ne5 12. 0-0 Bh3 13. N1c3 a6 14. Bxf7+ Kd7 15. Rfd1 Qf6 16. Bxg8 Qxf4 17. exf4 axb5 18. fxe5 Rhxg8 19. exd6 1-0

[Event "COL-ch sf"]
[Site "Bogota"]
[Date "2020.11.14"]
[Round "5"]
[White "Tocua, Santiago"]
[Black "Garzon Montana, Andres Camilo"]
[Result "1/2-1/2"]
[ECO "C66"]
[WhiteElo "1945"]
[PlyCount "56"]
[EventDate "2020.11.12"]
[EventType "swiss"]
[EventRounds "8"]
[EventCountry "COL"]
[SourceTitle "CBM 199 Extra"]
[Source "ChessBase"]
[SourceDate "2021.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2021.01.31"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 d6 4. d4 exd4 5. Nxd4 Bd7 6. Nc3 Nf6 7. 0-0 a6 8. Bxc6 bxc6 9. Re1 Be7 10. Bf4 0-0 11. h3 Re8 12. e5 dxe5 13. Bxe5 Bd6 14. Nf3 Bf5 15. Rc1 Rb8 16. Bxd6 Rxe1+ 17. Qxe1 Qxd6 18. Rd1 Re8 19. Qxe8+ Nxe8 20. Rxd6 cxd6 21. Nd4 Bd7 22. Ne4 f5 23. Ng3 g6 24. c3 c5 25. Nc2 Kf7 26. Kf1 Bb5+ 27. Ke1 Ke6 28. f4 Nf6 1/2-1/2

[Event "COL-ch sf"]
[Site "Bogota"]
[Date "2020.11.13"]
[Round "2"]
[White "Dominguez Rincon, Miller Duvan"]
[Black "Tocua, Santiago"]
[Result "1-0"]
[ECO "B74"]
[WhiteElo "2080"]
[BlackElo "1945"]
[PlyCount "78"]
[EventDate "2020.11.12"]
[EventType "swiss"]
[EventRounds "8"]
[EventCountry "COL"]
[SourceTitle "CBM 199 Extra"]
[Source "ChessBase"]
[SourceDate "2021.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2021.01.31"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 g6 5. Nc3 Bg7 6. Be3 Nf6 7. Nb3 0-0 8. Be2 d6 9. 0-0 Be6 10. f4 Qc8 11. h3 Rd8 12. Bf3 Bc4 13. Rf2 e5 14. Rd2 exf4 15. Bxf4 Ne5 16. Nd4 Nfd7 17. Qe1 Nxf3+ 18. Nxf3 Ne5 19. Qg3 Qc5+ 20. Kh1 Nxf3 21. Qxf3 Be5 22. Rad1 Re8 23. Bxe5 dxe5 24. Rd7 Be6 25. Rxb7 Qc6 26. Rb5 Bc4 27. Rb4 a5 28. Ra4 Reb8 29. b3 Be6 30. Nd5 Qxc2 31. Rd3 Bxd5 32. Rxd5 Rb4 33. Raxa5 Rxa5 34. Rxa5 Rxe4 35. Qf6 Qc1+ 36. Kh2 Qf4+ 37. Qxf4 exf4 38. a4 Kf8 39. Rb5 Re2 1-0

[Event "COL-ch Amateur U2300"]
[Site "Paipa"]
[Date "2020.02.29"]
[Round "5"]
[White "Ruiz Aguilar, Pablo Alexander"]
[Black "Tocua, Santiago"]
[Result "1-0"]
[ECO "B78"]
[WhiteElo "2216"]
[BlackElo "2016"]
[PlyCount "63"]
[EventDate "2020.02.26"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "EXT 2021"]
[Source "ChessBase"]
[SourceDate "2020.10.23"]
[SourceVersion "1"]
[SourceVersionDate "2020.10.23"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. Nc3 g6 4. d4 cxd4 5. Nxd4 Bg7 6. Be3 Nf6 7. Bc4 0-0 8. Bb3 d6 9. f3 Bd7 10. Qd2 Rc8 11. 0-0-0 Ne5 12. Bg5 Nc4 13. Bxc4 Rxc4 14. e5 dxe5 15. Nde2 Rc7 16. Bxf6 exf6 17. Nb5 Bf5 18. Nxc7 Qxc7 19. Nc3 Rc8 20. g4 Be6 21. Kb1 f5 22. gxf5 Bxf5 23. Ne4 a5 24. Rhe1 b5 25. Re2 Be6 26. h4 a4 27. Rg2 h6 28. Qd6 Qa7 29. Rxg6 Bf5 30. Nf6+ Kh8 31. Qd8+ Bf8 32. Rg8# 1-0

[Event "COL-ch Amateur U2300"]
[Site "Paipa"]
[Date "2020.02.28"]
[Round "4"]
[White "Cadavid, Juan Miguel"]
[Black "Tocua, Santiago"]
[Result "1-0"]
[ECO "B36"]
[WhiteElo "1988"]
[BlackElo "2016"]
[PlyCount "85"]
[EventDate "2020.02.26"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "EXT 2021"]
[Source "ChessBase"]
[SourceDate "2020.10.23"]
[SourceVersion "1"]
[SourceVersionDate "2020.10.23"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 g6 5. c4 Nf6 6. Nc3 d6 7. Be2 Nxd4 8. Qxd4 Bg7 9. 0-0 0-0 10. Qd1 Be6 11. Be3 Rc8 12. b3 Nd7 13. Rc1 a5 14. f4 f5 15. exf5 gxf5 16. Bf3 Nc5 17. Qe2 Bd7 18. Rfd1 Bc6 19. Nd5 Bxd5 20. Bxd5+ Kh8 21. Bd4 Rf6 22. Bxf6 Bxf6 23. Be6 Nxe6 24. Qxe6 Qb6+ 25. Kf1 Rg8 26. Rd3 Qc6 27. Rc2 a4 28. Qxf5 a3 29. Re2 Qc8 30. Qxc8 Rxc8 31. g4 b5 32. cxb5 Rc1+ 33. Kg2 Rc5 34. b4 Rxb5 35. Rxa3 Rxb4 36. g5 Bb2 37. Ra8+ Kg7 38. Rxe7+ Kg6 39. Rg8+ Kf5 40. Rf8+ Kg6 41. Kg3 d5 42. h4 h5 43. f5# 1-0

[Event "COL-ch Amateur U2300"]
[Site "Paipa"]
[Date "2020.02.27"]
[Round "2"]
[White "Tocua, Santiago"]
[Black "Valle, Efrain"]
[Result "1/2-1/2"]
[ECO "B02"]
[WhiteElo "2016"]
[BlackElo "2072"]
[PlyCount "56"]
[EventDate "2020.02.26"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "EXT 2021"]
[Source "ChessBase"]
[SourceDate "2020.10.23"]
[SourceVersion "1"]
[SourceVersionDate "2020.10.23"]
[SourceQuality "1"]

1. e4 Nf6 2. Nc3 d5 3. exd5 Nxd5 4. Bc4 c6 5. Qf3 e6 6. Nge2 Nd7 7. d4 Bd6 8. 0-0 Qh4 9. g3 Qf6 10. Qg2 Nxc3 11. Nxc3 Qxd4 12. Bxe6 fxe6 13. Rd1 Qg4 14. Rxd6 Ne5 15. Qe4 Nf3+ 16. Kg2 Qxe4 17. Nxe4 Ne1+ 18. Kg1 Nxc2 19. Bg5 0-0 20. Rad1 e5 21. Be7 Re8 22. Rd8 Bg4 23. Rxa8 Rxa8 24. Rd8+ Rxd8 25. Bxd8 Bf3 26. Nc5 b6 27. Nd3 e4 28. Ne5 c5 1/2-1/2

[Event "COL-ch Amateur U2300"]
[Site "Paipa"]
[Date "2020.02.26"]
[Round "1"]
[White "Estrella Becerra, Fernando"]
[Black "Tocua, Santiago"]
[Result "1-0"]
[ECO "A39"]
[WhiteElo "1939"]
[BlackElo "2016"]
[PlyCount "73"]
[EventDate "2020.02.26"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "EXT 2021"]
[Source "ChessBase"]
[SourceDate "2020.10.23"]
[SourceVersion "1"]
[SourceVersionDate "2020.10.23"]
[SourceQuality "1"]

1. c4 Nf6 2. g3 g6 3. Bg2 Bg7 4. Nc3 0-0 5. d4 c5 6. Nf3 cxd4 7. Nxd4 Nc6 8. 0-0 Nxd4 9. Qxd4 d6 10. Rb1 Be6 11. Qd3 Nd7 12. Nd5 Ne5 13. Qb3 Rb8 14. Bg5 Re8 15. Be3 Qa5 16. Rfd1 b5 17. c5 Nc4 18. cxd6 Nxe3 19. Qxe3 exd6 20. Qd2 Qxd2 21. Rxd2 Rbc8 22. h4 Kf8 23. Rbd1 Bxd5 24. Bxd5 Bf6 25. e4 Rc7 26. f3 Rec8 27. Kf1 Rc2 28. b3 b4 29. Ke2 g5 30. hxg5 Bxg5 31. f4 Bf6 32. Bc4 Rxd2+ 33. Rxd2 Ke7 34. Rd5 Rc5 35. e5 Rc6 36. exf6+ Kxf6 37. g4 1-0

[Event "Bogota Navidad op"]
[Site "Bogota"]
[Date "2019.12.08"]
[Round "6"]
[White "Tocua, Santiago"]
[Black "Ramirez Beltran, Francisco Javier"]
[Result "1/2-1/2"]
[ECO "C00"]
[WhiteElo "1967"]
[BlackElo "1927"]
[PlyCount "103"]
[EventDate "2019.12.05"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "CBM 193 Extra"]
[Source "ChessBase"]
[SourceDate "2020.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.01.31"]
[SourceQuality "1"]

1. e4 e6 2. d3 d5 3. Nd2 Nf6 4. Ngf3 c5 5. g3 Nc6 6. Bg2 dxe4 7. dxe4 e5 8. 0-0 Bg4 9. Qe2 Nd4 10. Qd3 Nxf3+ 11. Nxf3 Qxd3 12. cxd3 Bxf3 13. Bxf3 0-0-0 14. Rd1 c4 15. dxc4 Rxd1+ 16. Bxd1 Nxe4 17. Bf3 Nc5 18. Be3 b6 19. b4 Ne6 20. a3 Bd6 21. Rd1 Kc7 22. Bg4 Re8 23. Rd5 f6 24. Rb5 Nd4 25. Bxd4 exd4 26. Rd5 Re1+ 27. Kg2 Rc1 28. Rxd4 Rc3 29. Re4 Rxa3 30. b5 Rc3 31. f4 Rc2+ 32. Be2 f5 33. Re8 Kd7 34. Re3 Bc5 35. Rd3+ Ke7 36. Kf3 Rxc4 37. Rd7+ Kxd7 38. Bxc4 Ke7 39. h3 Kf6 40. g4 h6 41. Bd3 fxg4+ 42. hxg4 g6 43. Ke4 Ba3 44. Bc4 Bc1 45. Bd3 h5 46. gxh5 gxh5 47. Kf3 Ba3 48. Bc4 Bc1 49. Kg3 Kf5 50. Kg2 Bxf4 51. Be2 h4 52. Bf1 1/2-1/2

[Event "Bogota Navidad op"]
[Site "Bogota"]
[Date "2019.12.07"]
[Round "4"]
[White "Prado, Leonardo"]
[Black "Tocua, Santiago"]
[Result "1/2-1/2"]
[ECO "B72"]
[WhiteElo "2077"]
[BlackElo "1967"]
[PlyCount "63"]
[EventDate "2019.12.05"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "CBM 193 Extra"]
[Source "ChessBase"]
[SourceDate "2020.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.01.31"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 g6 5. Nc3 Bg7 6. Be3 Nf6 7. Nb3 d6 8. Be2 0-0 9. g4 Be6 10. g5 Nd7 11. h4 a5 12. Nd4 Nxd4 13. Bxd4 Bxd4 14. Qxd4 Qb6 15. 0-0-0 Qxd4 16. Rxd4 f6 17. gxf6 Rxf6 18. Nd1 Ne5 19. Rg1 Rc8 20. b3 Rf4 21. h5 Kg7 22. hxg6 hxg6 23. Kd2 Nc6 24. Ra4 b6 25. Ke3 Rh4 26. f4 Kf6 27. a3 Rb8 28. Bd3 b5 29. e5+ dxe5 30. Rxg6+ Kf7 31. Rxe6 exf4+ 32. Kf3 1/2-1/2

[Event "Bogota Navidad op"]
[Site "Bogota"]
[Date "2019.12.07"]
[Round "5"]
[White "Sanz Alonso, Francisco Javier"]
[Black "Tocua, Santiago"]
[Result "1-0"]
[ECO "B73"]
[WhiteElo "2356"]
[BlackElo "1967"]
[PlyCount "45"]
[EventDate "2019.12.05"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "CBM 193 Extra"]
[Source "ChessBase"]
[SourceDate "2020.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.01.31"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 g6 5. Nc3 Bg7 6. Be3 Nf6 7. Nb3 0-0 8. Be2 d6 9. 0-0 Bd7 10. h3 a5 11. a4 Rc8 12. f4 Nb4 13. Bf3 Be6 14. Nd4 Bc4 15. Rf2 d5 16. e5 Ne8 17. Bg4 Rc7 18. Ncb5 Bxb5 19. axb5 h5 20. Bf3 Qc8 21. c3 Rxc3 22. bxc3 Qxc3 23. Qc1 1-0

[Event "Bogota Navidad op"]
[Site "Bogota"]
[Date "2019.12.06"]
[Round "2"]
[White "Tocua, Santiago"]
[Black "Hernandez, Gonzalo"]
[Result "1-0"]
[ECO "B75"]
[WhiteElo "1967"]
[BlackElo "1998"]
[PlyCount "36"]
[EventDate "2019.12.05"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "CBM 193 Extra"]
[Source "ChessBase"]
[SourceDate "2020.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.01.31"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Be3 Bg7 7. f3 Nc6 8. Qd2 Nd7 9. h4 Nb6 10. h5 Ne5 11. b3 Bd7 12. Bh6 Bxh6 13. Qxh6 Qc7 14. Nde2 0-0-0 15. hxg6 fxg6 16. 0-0-0 Be6 17. Nb5 Qc5 18. Nf4 Bd7 1-0

[Event "Bogota Navidad op"]
[Site "Bogota"]
[Date "2019.12.05"]
[Round "1"]
[White "Borbon, Oscar"]
[Black "Tocua, Santiago"]
[Result "0-1"]
[ECO "D02"]
[WhiteElo "2061"]
[BlackElo "1967"]
[PlyCount "18"]
[EventDate "2019.12.05"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "CBM 193 Extra"]
[Source "ChessBase"]
[SourceDate "2020.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.01.31"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 g6 3. g3 Bg7 4. Bg2 0-0 5. 0-0 d5 6. b3 c6 7. Bb2 Nbd7 8. Nbd2 b6 9. c4 Ba6 0-1

[Event "Uniagraria AlphaZero op 2nd"]
[Site "Uniagraria"]
[Date "2019.11.11"]
[Round "7"]
[White "Ospina Ortiz, Oscar Alexander"]
[Black "Tocua, Santiago"]
[Result "0-1"]
[ECO "A48"]
[WhiteElo "1926"]
[BlackElo "1600"]
[PlyCount "106"]
[EventDate "2019.11.08"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "CBM 193 Extra"]
[Source "ChessBase"]
[SourceDate "2020.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.01.31"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 g6 3. c3 Bg7 4. Bf4 0-0 5. e3 d6 6. h3 b6 7. a4 a5 8. Na3 Nbd7 9. Be2 Bb7 10. 0-0 e6 11. Nd2 Nd5 12. Bf3 Rb8 13. Bg3 f5 14. e4 fxe4 15. Nxe4 Nf4 16. Nb5 Nf6 17. Nxf6+ Qxf6 18. Bxf4 Bxf3 19. Qxf3 Qxf4 20. Qxf4 Rxf4 21. Nxc7 Kf7 22. Rfe1 Rf6 23. Re3 Rc8 24. Nb5 Ke7 25. Rae1 Kd7 26. b3 Rd8 27. c4 Rdf8 28. f4 Rxf4 29. Rxe6 Bxd4+ 30. Nxd4 Rxd4 31. Re7+ Kc6 32. Rxh7 Rd3 33. Ree7 Kc5 34. Rb7 Rxb3 35. Rhc7+ Kd4 36. Rc6 Rf6 37. c5 Kd5 38. Rcxb6 Rxb6 39. Rxb6 Kxc5 40. Rb5+ Kc4 41. Rxa5 d5 42. Ra8 d4 43. Rc8+ Kb4 44. Rb8+ Kc3 45. Rc8+ Kd2 46. h4 d3 47. g3 Kd1 48. g4 d2 49. h5 gxh5 50. gxh5 Rf4 51. h6 Ke2 52. Re8+ Kd3 53. Rd8+ Rd4 0-1

[Event "Uniagraria AlphaZero op 2nd"]
[Site "Uniagraria"]
[Date "2019.11.11"]
[Round "6"]
[White "Tocua, Santiago"]
[Black "Gutierrez Herrera, Jose Antonio"]
[Result "1/2-1/2"]
[ECO "C00"]
[WhiteElo "1600"]
[BlackElo "2088"]
[PlyCount "42"]
[EventDate "2019.11.08"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "CBM 193 Extra"]
[Source "ChessBase"]
[SourceDate "2020.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.01.31"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. d3 Nc6 4. g3 d5 5. Nbd2 Nf6 6. Bg2 dxe4 7. dxe4 Be7 8. 0-0 0-0 9. Re1 e5 10. c3 h6 11. h3 Be6 12. Qc2 Qd7 13. Kh2 Rfd8 14. Bf1 Qc7 15. Nc4 b5 16. Ne3 c4 17. Nh4 g6 18. Nd5 Nxd5 19. exd5 Bxd5 20. Nxg6 Bf6 21. Qf5 Rd6 1/2-1/2

[Event "Uniagraria AlphaZero op 2nd"]
[Site "Uniagraria"]
[Date "2019.11.10"]
[Round "5"]
[White "Tocua, Santiago"]
[Black "Reyes, Riscanevo"]
[Result "1-0"]
[ECO "B86"]
[WhiteElo "1600"]
[BlackElo "1769"]
[PlyCount "38"]
[EventDate "2019.11.08"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "CBM 193 Extra"]
[Source "ChessBase"]
[SourceDate "2020.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.01.31"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bc4 e6 7. Bb3 Be7 8. g4 Nc6 9. g5 Nd7 10. Bxe6 Nde5 11. Bxc8 Nxd4 12. Bg4 Nxg4 13. Qxd4 Ne5 14. Qe3 Bxg5 15. Qg3 Bxc1 16. Qxg7 Kd7 17. Rxc1 Qg5 18. Qxg5 Nf3+ 19. Ke2 Nxg5 1-0

[Event "Uniagraria AlphaZero op 2nd"]
[Site "Uniagraria"]
[Date "2019.11.10"]
[Round "4"]
[White "Torres, Richard"]
[Black "Tocua, Santiago"]
[Result "1-0"]
[ECO "B23"]
[WhiteElo "1992"]
[BlackElo "1600"]
[PlyCount "49"]
[EventDate "2019.11.08"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "CBM 193 Extra"]
[Source "ChessBase"]
[SourceDate "2020.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.01.31"]
[SourceQuality "1"]

1. e4 c5 2. Nc3 Nc6 3. Bb5 e6 4. Bxc6 bxc6 5. f4 d5 6. Nf3 Nf6 7. Qe2 Be7 8. b3 0-0 9. 0-0 a5 10. d3 Ba6 11. e5 Nd7 12. Na4 Nb6 13. Nxb6 Qxb6 14. c4 a4 15. Rb1 axb3 16. Rxb3 Qa5 17. Qc2 Qa4 18. Nd2 Rab8 19. Bb2 dxc4 20. dxc4 Rb4 21. Rc1 f6 22. Qc3 Rfb8 23. Ra3 Rxc4 24. Rxa4 Rxa4 25. Ba3 1-0

[Event "Uniagraria AlphaZero op 2nd"]
[Site "Uniagraria"]
[Date "2019.11.09"]
[Round "2"]
[White "Tocua, Santiago"]
[Black "Orjuela Hernandez, David Octavio"]
[Result "1-0"]
[ECO "B10"]
[WhiteElo "1600"]
[PlyCount "45"]
[EventDate "2019.11.08"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "CBM 193 Extra"]
[Source "ChessBase"]
[SourceDate "2020.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.01.31"]
[SourceQuality "1"]

1. e4 c6 2. c4 e5 3. Nf3 d6 4. d4 exd4 5. Nxd4 c5 6. Nf3 Bg4 7. Be2 h6 8. 0-0 Nf6 9. Qd3 Nc6 10. Nc3 Ne5 11. Nxe5 dxe5 12. Nd5 Bxe2 13. Qxe2 Bd6 14. Qd3 0-0 15. Rd1 Be7 16. Qf3 Nxd5 17. Rxd5 Qb6 18. Rxe5 Bf6 19. Rd5 Bd4 20. Rb1 Rfd8 21. Be3 Rd6 22. Bxd4 cxd4 23. c5 1-0

[Event "Uniagraria AlphaZero op 2nd"]
[Site "Uniagraria"]
[Date "2019.11.08"]
[Round "1"]
[White "Santamaria Mas, Vicens"]
[Black "Tocua, Santiago"]
[Result "1-0"]
[ECO "B25"]
[WhiteElo "2060"]
[BlackElo "1600"]
[PlyCount "73"]
[EventDate "2019.11.08"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "CBM 193 Extra"]
[Source "ChessBase"]
[SourceDate "2020.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.01.31"]
[SourceQuality "1"]

1. e4 c5 2. d3 g6 3. g3 Bg7 4. Bg2 d6 5. Nc3 Nf6 6. f4 Nc6 7. Nf3 Bd7 8. 0-0 Qc8 9. Nd5 0-0 10. c3 e6 11. Nxf6+ Bxf6 12. Be3 e5 13. Nd2 Bh8 14. Nc4 Qc7 15. f5 b5 16. Na3 Rab8 17. Bh6 Rfe8 18. Qf3 Bc8 19. Nc2 f6 20. Ne3 Ne7 21. g4 gxf5 22. exf5 Bb7 23. Qg3 Bxg2 24. Kxg2 Kf7 25. Qh4 Rg8 26. Qh5+ Ng6 27. fxg6+ Rxg6 28. Nf5 Qd7 29. h3 Qc6+ 30. Kg1 b4 31. Rf2 bxc3 32. bxc3 e4 33. dxe4 Ke6 34. Bd2 Qxe4 35. Re1 Rb1 36. Rff1 Rg5 37. Rxe4+ 1-0

[Event "Bogota AlphaZero op"]
[Site "Bogota"]
[Date "2018.08.20"]
[Round "7"]
[White "Mena Cordoba, Yamil Octavio"]
[Black "Tocua, Santiago"]
[Result "0-1"]
[ECO "B34"]
[WhiteElo "1982"]
[PlyCount "80"]
[EventDate "2018.08.17"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "CBM 186 Extra"]
[Source "ChessBase"]
[SourceDate "2018.08.24"]
[SourceVersion "1"]
[SourceVersionDate "2018.08.24"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 g6 5. Nxc6 bxc6 6. Qd4 Nf6 7. e5 Nd5 8. c4 Qb6 9. Qd2 Nc7 10. Nc3 Ne6 11. Bd3 Bg7 12. f4 Bh6 13. g3 0-0 14. Qe2 Nd4 15. Qf2 d6 16. 0-0 Bh3 17. Be3 dxe5 18. Rfb1 Rad8 19. Be4 exf4 20. gxf4 Bg7 21. Kh1 e6 22. Rd1 c5 23. Rab1 Bf5 24. Qg2 Qb4 25. Bxf5 Nxf5 26. Bf2 Qxc4 27. Ne4 Qxa2 28. Bxc5 Rxd1+ 29. Rxd1 Rc8 30. Ba3 Ne3 31. Nf6+ Bxf6 32. Qb7 Rd8 33. Rxd8+ Bxd8 34. Kg1 Qd5 35. Qxd5 Nxd5 36. Bd6 Bb6+ 37. Kg2 Be3 38. Kf3 Bc1 39. b4 Ba3 40. Bb8 a6 0-1

[Event "Bogota AlphaZero op"]
[Site "Bogota"]
[Date "2018.08.19"]
[Round "5"]
[White "Duque Pinzon, Santiago"]
[Black "Tocua, Santiago"]
[Result "1-0"]
[ECO "B30"]
[WhiteElo "1987"]
[PlyCount "69"]
[EventDate "2018.08.17"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "CBM 186 Extra"]
[Source "ChessBase"]
[SourceDate "2018.08.24"]
[SourceVersion "1"]
[SourceVersionDate "2018.08.24"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. Bb5 Na5 4. Bd3 g6 5. c3 Bg7 6. 0-0 Nf6 7. Bc2 0-0 8. Qe2 d6 9. d4 cxd4 10. cxd4 Bg4 11. Nc3 Qc7 12. h3 Be6 13. d5 Bd7 14. Bd3 Rac8 15. Be3 Nc4 16. Bxc4 Qxc4 17. Qxc4 Rxc4 18. Nd2 Rc7 19. Bxa7 b5 20. Bb6 Rb7 21. Be3 b4 22. Ne2 Bb5 23. Rfe1 Bd3 24. f3 Rc8 25. Nd4 Nd7 26. N2b3 Ne5 27. Red1 Bc2 28. Rdc1 Rbc7 29. Nb5 Nd3 30. Nxc7 Nxc1 31. Rxc1 Rxc7 32. Na1 Bxb2 33. Rxc2 Bc3 34. Bd2 b3 35. Nxb3 1-0

[Event "Bogota AlphaZero op"]
[Site "Bogota"]
[Date "2018.08.19"]
[Round "4"]
[White "Tocua, Santiago"]
[Black "Garcia Sanchez, Jaime"]
[Result "1-0"]
[ECO "B06"]
[BlackElo "1841"]
[PlyCount "103"]
[EventDate "2018.08.17"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "CBM 186 Extra"]
[Source "ChessBase"]
[SourceDate "2018.08.24"]
[SourceVersion "1"]
[SourceVersionDate "2018.08.24"]
[SourceQuality "1"]

1. e4 g6 2. d4 Bg7 3. Nc3 d6 4. Be3 Nd7 5. Qd2 a5 6. Bc4 c6 7. Nf3 b5 8. Bd3 b4 9. Ne2 Ba6 10. Bxa6 Rxa6 11. h4 h5 12. Ng5 Ngf6 13. Qd3 Ra8 14. Qc4 0-0 15. Qxc6 Rc8 16. Qa4 Ng4 17. Bd2 Ngf6 18. Qb3 Nb6 19. 0-0 Nc4 20. Rad1 Qd7 21. f3 Qa7 22. c3 bxc3 23. bxc3 Rc7 24. Kh1 Rb8 25. Qc2 Rb2 26. Qd3 Rxa2 27. e5 dxe5 28. dxe5 Nxe5 29. Qd8+ Bf8 30. Nd4 Rd7 31. Qc8 Rxd4 32. cxd4 Qxd4 33. Qxf8+ Kxf8 34. Ne6+ fxe6 35. Bh6+ Kf7 36. Rxd4 Nd5 37. Rc1 Nd7 38. Rc8 N5b6 39. Rd8 e5 40. R4xd7 Nxd7 41. Rxd7 a4 42. Bg5 Ra1+ 43. Kh2 Ke6 44. Rxe7+ Kf5 45. Bd2 a3 46. Rxe5+ Kf6 47. Re1 Ra2 48. Bc3+ Kf5 49. Ra1 Rxa1 50. Bxa1 Kf4 51. Kh3 a2 52. Bh8 1-0

[Event "Bogota AlphaZero op"]
[Site "Bogota"]
[Date "2018.08.18"]
[Round "3"]
[White "Duran, Mauricio"]
[Black "Tocua, Santiago"]
[Result "0-1"]
[ECO "E67"]
[WhiteElo "1715"]
[PlyCount "72"]
[EventDate "2018.08.17"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "CBM 186 Extra"]
[Source "ChessBase"]
[SourceDate "2018.08.24"]
[SourceVersion "1"]
[SourceVersionDate "2018.08.24"]
[SourceQuality "1"]

1. Nf3 Nf6 2. d4 g6 3. c4 Bg7 4. g3 0-0 5. Bg2 d6 6. 0-0 Nbd7 7. Nc3 e5 8. d5 a5 9. e4 Nc5 10. Qc2 h6 11. Ne1 Nh5 12. Nd3 Nxd3 13. Qxd3 f5 14. f4 exf4 15. Bxf4 Nxf4 16. Rxf4 Be5 17. Rff1 f4 18. gxf4 Bxf4 19. Ne2 Be5 20. Rxf8+ Qxf8 21. Rf1 Qe7 22. b3 Qh4 23. h3 Bg4 24. Nf4 Qg5 25. Ne2 Bxe2 26. Qxe2 Qg3 27. Rf3 Qh2+ 28. Kf1 Bd4 29. Ke1 a4 30. b4 a3 31. b5 Bc5 32. Rf6 Qg1+ 33. Rf1 Bb4+ 34. Kd1 Qd4+ 35. Kc2 Qb2+ 36. Kd1 Qb1# 0-1

[Event "Bogota AlphaZero op"]
[Site "Bogota"]
[Date "2018.08.18"]
[Round "2"]
[White "Tocua, Santiago"]
[Black "Montolio Benedicto, Cesar"]
[Result "1/2-1/2"]
[ECO "C45"]
[BlackElo "1812"]
[PlyCount "124"]
[EventDate "2018.08.17"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "CBM 186 Extra"]
[Source "ChessBase"]
[SourceDate "2018.08.24"]
[SourceVersion "1"]
[SourceVersionDate "2018.08.24"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Nf6 5. Nxc6 bxc6 6. e5 Qe7 7. Qe2 Nd5 8. c4 Ba6 9. g3 0-0-0 10. Bg2 g6 11. b3 Bg7 12. f4 Kb8 13. Ba3 Qe8 14. 0-0 Nb6 15. Nd2 Bb7 16. Ne4 d6 17. c5 Nc8 18. cxd6 cxd6 19. Qf3 dxe5 20. Qc3 Qd7 21. Rad1 Qxd1 22. Rxd1 Rxd1+ 23. Kf2 Rhd8 24. Bf1 Nb6 25. Be2 R1d7 26. Nc5 Rd2 27. Nxb7 Kxb7 28. Bc1 Rxa2 29. fxe5 Nd5 30. Qc4 Bxe5 31. Kf1 Ra1 32. Kg2 Ra2 33. Kh3 Rd7 34. b4 Ra4 35. Bd2 Nb6 36. Qc2 Ra3 37. b5 cxb5 38. Qe4+ Ka6 39. Qb4 Rdd3 40. Bxd3 Rxd3 41. Be1 Nc4 42. Qc5 Bd6 43. Qc8+ Kb6 44. Qd8+ Kc5 45. Qc8+ Kd4 46. Qc6 Rb3 47. Bf2+ Kc3 48. Bxa7 f5 49. Qd7 Kb4 50. Bf2 f4 51. Qa7 Ra3 52. Qxh7 fxg3 53. Bxg3 Bxg3 54. hxg3 Kc3 55. Qg7+ Kd2 56. Qxg6 b4 57. Qh6+ Kc2 58. Qf4 Rc3 59. Qe4+ Kc1 60. Qd4 Kc2 61. Qe4+ Kc1 62. Qd4 Kc2 1/2-1/2

[Event "Bogota Red Univ North 2nd"]
[Site "Bogota"]
[Date "2014.09.??"]
[Round "2.4"]
[White "Hernandez Aguilar, Nicolas"]
[Black "Tocua, Santiago"]
[Result "0-1"]
[ECO "C42"]
[WhiteElo "1652"]
[PlyCount "52"]
[EventDate "2014.09.13"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "COL"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nf6 3. Nxe5 d6 4. Nf3 Nxe4 5. d4 d5 6. Bd3 Nc6 7. 0-0 Bg4 8. c3 Qd7 9. Re1 f5 10. Nbd2 0-0-0 11. b4 Nxc3 12. Qb3 Bxb4 13. Ne5 Rhe8 14. Nxd7 Rxe1+ 15. Nf1 Ne2+ 16. Bxe2 Bxe2 17. Bb2 Rxa1 18. Bxa1 Rxd7 19. Ng3 Bc4 20. Qb2 Re7 21. h4 f4 22. Nf5 Re1+ 23. Kh2 Re2 24. Qc1 g6 25. Qxf4 b6 26. Ne3 Bd6 0-1

[Event "Bogota Red Univ North 2nd"]
[Site "Bogota"]
[Date "2014.09.??"]
[Round "5.3"]
[White "Tocua, Santiago"]
[Black "Nope, Tatiana"]
[Result "1-0"]
[ECO "C01"]
[BlackElo "1683"]
[PlyCount "35"]
[EventDate "2014.09.13"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "COL"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. Nf3 e6 2. e4 d5 3. exd5 exd5 4. d4 c6 5. Bd3 Nf6 6. Nc3 Bd6 7. Bg5 Bg4 8. h3 Bh5 9. Qd2 Nbd7 10. 0-0-0 Qc7 11. Rde1+ Be7 12. Qe3 Nb6 13. Ne5 0-0 14. g4 Bg6 15. Nxg6 fxg6 16. Qxe7 Qxe7 17. Rxe7 Nfd7 18. a4 1-0

[Event "Bogota Red Univ North 2nd"]
[Site "Bogota"]
[Date "2014.09.??"]
[Round "3.2"]
[White "Tocua, Santiago"]
[Black "Rivera Quintero, Ramon Alberto"]
[Result "0-1"]
[ECO "A37"]
[BlackElo "1792"]
[PlyCount "66"]
[EventDate "2014.09.13"]
[EventType "swiss"]
[EventRounds "5"]
[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. c4 e5 4. Nc3 g6 5. g3 Bg7 6. Bg2 Ne7 7. 0-0 0-0 8. d3 Nbc6 9. Bg5 h6 10. Be3 f5 11. Qd2 Kh7 12. Nh4 f4 13. gxf4 exf4 14. Bxf4 g5 15. Bxg5 hxg5 16. Qxg5 Ng8 17. Qg6+ Kh8 18. Qh5+ Nh6 19. Ng6+ Kh7 20. Nxf8+ Qxf8 21. f4 Bd7 22. f5 Be8 23. Qh3 Bd4+ 24. Kh1 Ne5 25. Rf4 Qg8 26. Rh4 Neg4 27. Rf1 Qg5 28. Nd5 Bf7 29. Qg3 Rg8 30. Bf3 Nf2+ 31. Rxf2 Qc1+ 32. Kg2 Rxg3+ 33. Kxg3 Qe1 0-1

