[Event "Cucuta Unicentro Cup"]
[Site "Cucuta"]
[Date "2021.09.21"]
[Round "7"]
[White "Contreras Esteves, Jairo Andres"]
[Black "Sanchez Vergel, Mauricio"]
[Result "1/2-1/2"]
[ECO "B06"]
[PlyCount "119"]
[EventDate "2021.09.18"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. e4 g6 2. Nf3 Bg7 3. d4 d6 4. Be3 a6 5. c3 b5 6. Bd3 Nf6 7. 0-0 Nbd7 8. Nbd2 c5 9. Qc2 c4 10. Be2 0-0 11. Rad1 Bb7 12. e5 Nd5 13. Ne4 Nxe3 14. fxe3 Bxe4 15. Qxe4 Nb6 16. Qh4 e6 17. Qg3 Nd5 18. Ng5 Bh6 19. e4 Qxg5 20. Qxg5 Bxg5 21. exd5 exd5 22. exd6 Be3+ 23. Kh1 Rad8 24. Rf3 Bg5 25. Rdf1 Rxd6 26. Bd1 Kg7 27. a4 Rf6 28. axb5 axb5 29. Rxf6 Bxf6 30. Re1 Ra8 31. Bf3 Ra2 32. Rb1 Ra7 33. Bxd5 Be7 34. Bc6 b4 35. g3 b3 36. d5 Rc7 37. Re1 Bc5 38. Re4 Re7 39. Rxe7 Bxe7 40. Bb5 Kf6 41. Bxc4 Kf5 42. Bxb3 Ke4 43. Bc4 Ke3 44. d6 Bxd6 45. Bxf7 Kd3 46. c4 Kc2 47. b3 Bc5 48. Kg2 Kd3 49. Kf3 Kd4 50. g4 g5 51. h3 Ke5 52. Bg8 h6 53. Bf7 Kd4 54. Be8 Kc3 55. Ba4 Kd4 56. Bc6 Ke5 57. Be8 Kd4 58. Bc6 Kd3 59. Ba4 Kd4 60. Bc6 1/2-1/2

[Event "Cucuta Unicentro Cup"]
[Site "Cucuta"]
[Date "2021.09.18"]
[Round "3"]
[White "Contreras Esteves, Jairo Andres"]
[Black "Parra Rincon, Juan Diego"]
[Result "0-1"]
[ECO "B08"]
[PlyCount "110"]
[EventDate "2021.09.18"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. e4 g6 2. Nf3 Bg7 3. d4 d6 4. Nc3 Nf6 5. Bc4 0-0 6. 0-0 Nbd7 7. Be3 c5 8. Qd2 Nb6 9. Be2 Ng4 10. Bf4 cxd4 11. Nxd4 e5 12. Ndb5 exf4 13. Qxf4 Ne5 14. Rad1 Be6 15. Nxd6 Qe7 16. Qg3 Rad8 17. f4 Rxd6 18. fxe5 Rxd1 19. Rxd1 Rd8 20. Bd3 Nc4 21. Rf1 Nxe5 22. Ne2 Qc5+ 23. Kh1 Nxd3 24. cxd3 Qc2 25. Nf4 Be5 26. Qf3 Bxf4 27. Qxf4 Qxd3 28. h4 Bc4 29. Rf3 Qd1+ 30. Kh2 Qd6 31. e5 Qd4 32. Qf6 Be6 33. Rg3 Rd5 34. Qe7 Qxe5 35. Qxb7 Qf6 36. Qb8+ Kg7 37. Qb4 Rd4 38. Qc3 Rxh4+ 39. Kg1 Qxc3 40. Rxc3 Bxa2 41. Ra3 Be6 42. Rxa7 Rb4 43. Ra3 Rxb2 44. g3 Rb3 45. Rxb3 Bxb3 46. Kf2 f5 47. Ke3 Kf6 48. Kf4 g5+ 49. Ke3 h5 50. Kd4 h4 51. gxh4 gxh4 52. Ke3 Kg5 53. Kf3 Bd5+ 54. Kf2 Kg4 55. Kg1 Kg3 0-1

[Event "Cucuta Unicentro Cup"]
[Site "Cucuta"]
[Date "2021.09.18"]
[Round "1"]
[White "Contreras Esteves, Jairo Andres"]
[Black "Salamanca Remolina, Angie Daniela"]
[Result "1-0"]
[ECO "C55"]
[PlyCount "63"]
[EventDate "2021.09.18"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nf6 3. Nc3 Nc6 4. Bc4 a6 5. 0-0 b5 6. Be2 Bc5 7. d3 h6 8. a3 g5 9. b4 Bb6 10. Nd5 Ng4 11. Bb2 f6 12. Nxb6 cxb6 13. d4 Nxd4 14. Nxd4 exd4 15. Bxg4 Qe7 16. Bxd4 Rf8 17. c3 d6 18. Bxc8 Rxc8 19. f4 Qxe4 20. Re1 d5 21. Rxe4+ dxe4 22. Qh5+ Rf7 23. Re1 f5 24. Qxh6 gxf4 25. Qxf4 a5 26. Rd1 axb4 27. Qh6 bxc3 28. Qh8+ Rf8 29. Qe5+ Kd7 30. Bxc3+ Kc6 31. Qd5+ Kc7 32. Be5# 1-0

[Event "Cucuta Unicentro Cup"]
[Site "Cucuta"]
[Date "2021.09.18"]
[Round "2"]
[White "Martinez Paipa, Hernan"]
[Black "Contreras Esteves, Jairo Andres"]
[Result "1-0"]
[ECO "C87"]
[WhiteElo "1754"]
[PlyCount "44"]
[EventDate "2021.09.18"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 d6 4. h3 Bd7 5. c3 Nf6 6. 0-0 Be7 7. Re1 a6 8. Ba4 0-0 9. d4 Nb8 10. dxe5 dxe5 11. Nxe5 Bxa4 12. Qxa4 Bd6 13. Nf3 Nc6 14. Bg5 Qe7 15. Nbd2 Qe6 16. Nd4 Nxd4 17. cxd4 Nh5 18. e5 Qf5 19. Nf3 f6 20. exd6 fxg5 21. dxc7 Qg6 22. Rac1 Rac8 1-0

[Event "Cucuta Unicentro Cup"]
[Site "Cucuta"]
[Date "2021.09.18"]
[Round "5"]
[White "Sandoval Sandoval, Jose Antonio"]
[Black "Contreras Esteves, Jairo Andres"]
[Result "0-1"]
[ECO "D04"]
[PlyCount "42"]
[EventDate "2021.09.18"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 Nf6 3. e3 Bf5 4. Nbd2 Nc6 5. Nh4 Bd7 6. c3 e6 7. Bd3 Ne4 8. f3 Qxh4+ 9. g3 Nxg3 10. Rg1 Ne4+ 11. Rg3 Nxg3 12. hxg3 Qxg3+ 13. Ke2 Be7 14. Qf1 e5 15. e4 Bh3 16. Qf2 Qxf2+ 17. Kxf2 dxe4 18. Nxe4 exd4 19. cxd4 Rd8 20. Be3 Bf5 21. Rd1 g6 0-1

[Event "Santander Norte op"]
[Site "Santander"]
[Date "2019.10.14"]
[Round "7"]
[White "Delgado Perez, Samuel Jose"]
[Black "Contreras Esteves, Jairo Andres"]
[Result "0-1"]
[ECO "C26"]
[PlyCount "106"]
[EventDate "2019.10.11"]
[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 e5 2. Nc3 Nf6 3. Bd3 d6 4. f3 Be7 5. Nge2 0-0 6. 0-0 c6 7. Qe1 d5 8. exd5 cxd5 9. Nb5 a6 10. Na3 Nc6 11. b3 Nb4 12. Bb2 Nxd3 13. cxd3 Be6 14. Bxe5 Bxa3 15. Qf2 Bd6 16. d4 Bxe5 17. dxe5 Nd7 18. Nf4 Nxe5 19. Nxe6 fxe6 20. Qe2 Qb6+ 21. Qe3 Qxe3+ 22. dxe3 Ng6 23. f4 Rad8 24. a4 d4 25. exd4 Rxd4 26. Rab1 Rfxf4 27. Rxf4 Rxf4 28. Re1 Kf7 29. g3 Rd4 30. Rf1+ Ke7 31. Kg2 e5 32. a5 e4 33. Kf2 Ke6 34. Ke3 Ke5 35. Rf7 Rd3+ 36. Kf2 Rxb3 37. h4 b6 38. axb6 Rxb6 39. Rxg7 h5 40. Ra7 Rf6+ 41. Kg2 Kd4 42. Rd7+ Ke3 43. Rd1 a5 44. Ra1 Rf5 45. Kh3 Rf3 46. Rxa5 Nf4+ 47. Kh2 Rf2+ 48. Kh1 Ne2 49. Rxh5 Nxg3+ 50. Kg1 Nxh5 51. Kh1 Kf3 52. Kg1 Kg3 53. Kh1 Rf1# 0-1

[Event "Santander Norte op"]
[Site "Santander"]
[Date "2019.10.13"]
[Round "4"]
[White "Contreras Esteves, Jairo Andres"]
[Black "Riveros Ramirez, William Alonso"]
[Result "1/2-1/2"]
[ECO "B01"]
[PlyCount "59"]
[EventDate "2019.10.11"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "CBM 192 Extra"]
[Source "Chessbase"]
[SourceDate "2019.11.06"]
[SourceVersion "1"]
[SourceVersionDate "2019.11.06"]
[SourceQuality "1"]

1. e4 Nc6 2. Nf3 d5 3. exd5 Qxd5 4. Nc3 Qh5 5. d4 Bg4 6. Be3 0-0-0 7. Be2 Nf6 8. h3 e5 9. Nh2 Bxe2 10. Qxe2 exd4 11. Qxh5 Nxh5 12. Bxd4 Nxd4 13. 0-0-0 f5 14. Rd3 Bb4 15. g3 Bxc3 16. bxc3 Ne2+ 17. Kd2 Rhe8 18. Re1 Nxc3 19. Rxd8+ Kxd8 20. Rxe8+ Kxe8 21. Kxc3 Kd7 22. Nf3 Nf6 23. Nd2 Kd6 24. f4 Kd5 25. Kd3 Ne4 26. c4+ Kc5 27. Nxe4+ fxe4+ 28. Kxe4 Kxc4 29. Ke5 Kc5 30. g4 1/2-1/2

[Event "Santander Norte op"]
[Site "Santander"]
[Date "2019.10.13"]
[Round "5"]
[White "Rodriguez Mogollon, Teresa"]
[Black "Contreras Esteves, Jairo Andres"]
[Result "1-0"]
[ECO "C66"]
[WhiteElo "1536"]
[PlyCount "81"]
[EventDate "2019.10.11"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "CBM 192 Extra"]
[Source "Chessbase"]
[SourceDate "2019.11.06"]
[SourceVersion "1"]
[SourceVersionDate "2019.11.06"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Nc3 Nf6 4. d4 d6 5. Bb5 Bd7 6. 0-0 Be7 7. dxe5 dxe5 8. Re1 Bd6 9. Bg5 h6 10. Bh4 g5 11. Bg3 Ne7 12. Nxe5 Nc6 13. Nxd7 Nxd7 14. Bxd6 cxd6 15. Qxd6 Qe7 16. Rad1 Qxd6 17. Rxd6 Rc8 18. e5 Ke7 19. Nd5+ Kd8 20. e6 fxe6 21. Rexe6 Re8 22. Rxe8+ Kxe8 23. Rxh6 Nd4 24. Rh8+ Kf7 25. Rxc8 Nxb5 26. c4 Nd6 27. Rc7 Ke6 28. b3 Nb6 29. Nxb6 axb6 30. b4 Ke5 31. c5 bxc5 32. bxc5 Nc4 33. Rxb7 Kd5 34. a4 Na5 35. Rb5 Nc6 36. a5 Kc4 37. Rb6 Nxa5 38. c6 Kc5 39. c7 Kxb6 40. c8Q Nc6 41. Qg4 1-0

[Event "Santander Norte op"]
[Site "Santander"]
[Date "2019.10.12"]
[Round "3"]
[White "Rincon Lopez, Iberson Andrey"]
[Black "Contreras Esteves, Jairo Andres"]
[Result "0-1"]
[ECO "C55"]
[PlyCount "86"]
[EventDate "2019.10.11"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "CBM 192 Extra"]
[Source "Chessbase"]
[SourceDate "2019.11.06"]
[SourceVersion "1"]
[SourceVersionDate "2019.11.06"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Be7 4. d3 Nf6 5. Bg5 0-0 6. 0-0 d6 7. Nc3 Bg4 8. h3 Bh5 9. Bxf6 Bxf6 10. Nd5 Nd4 11. g4 Bg6 12. Ne3 c6 13. Nxd4 exd4 14. Nf5 Bxf5 15. gxf5 Bh4 16. Qg4 Qg5 17. Qxg5 Bxg5 18. c3 Bf6 19. cxd4 Bxd4 20. Rab1 g6 21. fxg6 hxg6 22. Kh2 Kg7 23. f4 f6 24. Rf3 Rh8 25. Be6 Kf8 26. f5 g5 27. Kg2 Ke7 28. b4 b6 29. b5 c5 30. Rb3 Kd8 31. Ra3 Rh7 32. Ra6 Rc7 33. Kg3 Ke7 34. h4 gxh4+ 35. Kxh4 Rh8+ 36. Kg4 Kd8 37. Kf4 Rg7 38. Rf1 Rh3 39. e5 Bxe5+ 40. Ke4 Rg4+ 41. Kd5 Rh7 42. a4 Rd4+ 43. Kc6 Rc7# 0-1

[Event "Santander Norte op"]
[Site "Santander"]
[Date "2019.10.11"]
[Round "1"]
[White "Rojas Morales, Jose Arley"]
[Black "Contreras Esteves, Jairo Andres"]
[Result "1-0"]
[ECO "D02"]
[PlyCount "49"]
[EventDate "2019.10.11"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "CBM 192 Extra"]
[Source "Chessbase"]
[SourceDate "2019.11.06"]
[SourceVersion "1"]
[SourceVersionDate "2019.11.06"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 Nf6 3. c3 Nc6 4. Bg5 e6 5. Nbd2 Be7 6. Bxf6 Bxf6 7. e4 g6 8. e5 Bg7 9. Bd3 0-0 10. Qe2 f6 11. h4 f5 12. g4 Qe7 13. g5 Bd7 14. h5 gxh5 15. Rxh5 Be8 16. Rh1 Bg6 17. Nh4 Kf7 18. f4 a6 19. Qg2 b5 20. Nb3 Na7 21. Nc5 Nc8 22. Bxf5 Bxf5 23. Nxf5 Qd8 24. Nxg7 Kxg7 25. Nxe6+ 1-0

[Event "Santander North Region-ch"]
[Site "Cucuta"]
[Date "2018.05.11"]
[Round "3.8"]
[White "Contreras Esteves, Jairo Andres"]
[Black "Ravelo Rincon, Stiven Jhair"]
[Result "0-1"]
[ECO "C42"]
[PlyCount "62"]
[EventDate "2018.05.10"]
[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. Nc3 Nc6 3. Nf3 Nf6 4. Bc4 Bb4 5. d3 0-0 6. 0-0 d6 7. Bg5 Bc5 8. Nd5 Kh8 9. c3 Bg4 10. Be3 Qd7 11. Bxc5 dxc5 12. Ne3 Bh5 13. Nf5 Ne7 14. Ng3 Ng6 15. Nxh5 Nxh5 16. Ng5 Ngf4 17. Qf3 f5 18. Rad1 Qe7 19. Qg3 Ne2+ 20. Kh1 Nexg3+ 21. fxg3 Qxg5 22. b4 Rf6 23. bxc5 Raf8 24. Bd5 f4 25. Rf3 fxg3 26. Rxf6 Rxf6 27. d4 Qh4 28. h3 Qf4 29. Kg1 Qf2+ 30. Kh1 Qf1+ 31. Rxf1 Rxf1# 0-1

[Event "Santander North Region-ch"]
[Site "Cucuta"]
[Date "2018.05.10"]
[Round "2.16"]
[White "Velandia Rodriguez, Daniel"]
[Black "Contreras Esteves, Jairo Andres"]
[Result "0-1"]
[ECO "D11"]
[PlyCount "52"]
[EventDate "2018.05.10"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "COL"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 Nf6 3. c4 c6 4. Nc3 Bg4 5. e3 Nbd7 6. Be2 e6 7. 0-0 g6 8. h3 Bxf3 9. Bxf3 Bg7 10. h4 0-0 11. h5 Re8 12. b3 dxc4 13. bxc4 Nb6 14. Qe2 e5 15. dxe5 Rxe5 16. Bb2 Nxh5 17. Bxh5 Rxh5 18. g3 Qd7 19. Qf3 Qh3 20. Qg2 Qxg2+ 21. Kxg2 Nxc4 22. Rab1 Nd2 23. Rbc1 Nxf1 24. Kxf1 Rh1+ 25. Ke2 Rxc1 26. Bxc1 Bxc3 0-1

