[Event "ARG-ch U18"]
[Site "Ibague"]
[Date "2024.03.17"]
[Round "6"]
[White "Guarin Fonseca, Nobel Alfredo"]
[Black "Mora Munoz, Alejandro"]
[Result "0-1"]
[ECO "B51"]
[WhiteElo "1992"]
[BlackElo "1990"]
[PlyCount "86"]
[EventDate "2024.03.14"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "CB12_2024"]
[SourceDate "2023.10.01"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.01"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. Bb5+ Nd7 4. c4 Ngf6 5. Nc3 e5 6. d3 Be7 7. 0-0 0-0 8. Rb1 a6 9. Ba4 Rb8 10. a3 h6 11. Ne1 Ne8 12. Nc2 Nc7 13. Ne3 b5 14. Bb3 Ne6 15. Nf5 Nd4 16. Nxh6+ gxh6 17. Bxh6 Nf6 18. Bxf8 Qxf8 19. cxb5 axb5 20. Nd5 Nxd5 21. Bxd5 Qg7 22. f4 Bg4 23. Qd2 Ne2+ 24. Kh1 Nxf4 25. Bxf7+ Kxf7 26. g3 Rg8 27. gxf4 Ke8 28. b4 cxb4 29. axb4 exf4 30. Qxf4 Bh3 31. Qg3 Bg2+ 32. Kg1 Qd4+ 33. Kxg2 Rxg3+ 34. hxg3 Qxd3 35. Rbe1 Qd2+ 36. Kh3 Qh6+ 37. Kg2 Bf6 38. Re2 Be5 39. Rf3 Qc1 40. Ref2 Qc4 41. Kh3 Qxe4 42. Rf8+ Ke7 43. R2f7+ Ke6 0-1

[Event "ARG-ch U18"]
[Site "Ibague"]
[Date "2024.03.17"]
[Round "7"]
[White "Sanchez Barreto, Josue Efrain"]
[Black "Guarin Fonseca, Nobel Alfredo"]
[Result "1-0"]
[ECO "A47"]
[WhiteElo "1734"]
[BlackElo "1992"]
[PlyCount "109"]
[EventDate "2024.03.14"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "CB12_2024"]
[SourceDate "2023.10.01"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.01"]
[SourceQuality "1"]

1. d4 Nf6 2. Bf4 e6 3. e3 b6 4. Nf3 Bb7 5. Bd3 Be7 6. h3 c5 7. c3 d6 8. 0-0 Nbd7 9. Nbd2 h6 10. Qe2 Qc7 11. Bh2 e5 12. dxe5 dxe5 13. Nc4 Bd6 14. Rad1 Bd5 15. Nxd6+ Qxd6 16. Bb5 Qe6 17. Nxe5 Rd8 18. c4 Bb7 19. Nxd7 Nxd7 20. Rd6 Qe7 21. Rfd1 Bc8 22. Qg4 0-0 23. Bxd7 f5 24. Qe2 Bxd7 25. Qd3 Rf7 26. f3 Kh7 27. b3 g6 28. Rd2 h5 29. Qe2 Qe8 30. R2d3 Rc8 31. Qd2 Bc6 32. Rd8 Rxd8 33. Rxd8 Qe7 34. Kf2 b5 35. Qd6 Qxd6 36. Bxd6 bxc4 37. bxc4 Rd7 38. Rxd7+ Bxd7 39. Ke2 a6 40. Kd2 Kg7 41. Kc3 a5 42. Bxc5 Kf6 43. Bb6 a4 44. Kd4 Ke6 45. Bc7 Bc6 46. h4 Kd7 47. Bf4 Kc8 48. Ke5 Be8 49. Ke6 Kd8 50. a3 Bd7+ 51. Kf6 Be8 52. e4 fxe4 53. fxe4 Kd7 54. e5 Kd8 55. c5 1-0

[Event "ARG-ch U18"]
[Site "Ibague"]
[Date "2024.03.16"]
[Round "5"]
[White "Becker Newmark, Jeronimo"]
[Black "Guarin Fonseca, Nobel Alfredo"]
[Result "1/2-1/2"]
[ECO "D00"]
[WhiteElo "1788"]
[BlackElo "1992"]
[PlyCount "100"]
[EventDate "2024.03.14"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "CB12_2024"]
[SourceDate "2023.10.01"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.01"]
[SourceQuality "1"]

1. d4 d5 2. Bf4 c5 3. e3 Nc6 4. Nf3 Bg4 5. Nbd2 e6 6. c3 Qb6 7. Qc1 Rc8 8. Bd3 Nf6 9. h3 Bh5 10. a3 cxd4 11. exd4 Be7 12. 0-0 0-0 13. Rb1 Bg6 14. Bxg6 hxg6 15. Qe1 Na5 16. Ne5 Bd6 17. Nxg6 Bxf4 18. Nxf4 Qd6 19. Nd3 Nc4 20. Nxc4 dxc4 21. Qe5 Rfd8 22. Qxd6 Rxd6 23. Ne5 b5 24. Ng4 Nd5 25. Rbe1 a5 26. f4 b4 27. axb4 axb4 28. Ne3 Nxe3 29. Rxe3 bxc3 30. bxc3 g6 31. g4 Ra8 32. Kg2 Rb6 33. f5 exf5 34. gxf5 Rf6 35. Ref3 Ra3 36. fxg6 Rxg6+ 37. Kh1 Rh6 38. R1f2 f6 39. Kh2 Kf7 40. Rd2 Ke6 41. Re2+ Kd6 42. Kg3 Rg6+ 43. Kf4 Ra5 44. Rfe3 Rh5 45. Rg3 Rf5+ 46. Kxf5 Rxg3 47. Rc2 Rxh3 48. Kxf6 Rf3+ 49. Kg5 Kd5 50. Kg4 Rd3 1/2-1/2

[Event "ARG-ch U18"]
[Site "Ibague"]
[Date "2024.03.16"]
[Round "4"]
[White "Guarin Fonseca, Nobel Alfredo"]
[Black "Campos Gomez, Manuel"]
[Result "0-1"]
[ECO "A47"]
[WhiteElo "1992"]
[BlackElo "2281"]
[PlyCount "114"]
[EventDate "2024.03.14"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "CB12_2024"]
[SourceDate "2023.10.01"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.01"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 e6 3. e3 b6 4. Be2 Bb4+ 5. Nbd2 Bb7 6. 0-0 0-0 7. c3 Be7 8. Bd3 d5 9. Ne5 Nbd7 10. f4 Ne4 11. Qc2 f5 12. Nxd7 Qxd7 13. g4 a5 14. g5 Nxd2 15. Bxd2 c5 16. Qd1 Ba6 17. Bxa6 Rxa6 18. Qe2 Ra7 19. Rfb1 Rc8 20. h4 Rb7 21. Kf2 c4 22. a3 b5 23. Qd1 Qe8 24. Ra2 Rcb8 25. Rba1 Bf8 26. Qe2 Rb6 27. Kg3 R8b7 28. Kh3 Qb8 29. Qh5 Ra6 30. Kg3 Rba7 31. Kf2 Qa8 32. Qd1 Bd6 33. Qh5 Be7 34. Ke1 Bf8 35. Kd1 Qd8 36. Ke1 g6 37. Qd1 h5 38. Qb1 Qa8 39. Kd1 Kf7 40. Kc1 Ke8 41. Qc2 Kd7 42. Qd1 Kc7 43. Qc2 Be7 44. Be1 Kb6 45. Kb1 b4 46. axb4 axb4 47. Rxa6+ Rxa6 48. Rxa6+ Qxa6 49. cxb4 Kb5 50. b3 Qa3 51. bxc4+ dxc4 52. e4 Qe3 53. Bd2 Qxd4 54. exf5 exf5 55. Qa2 Bxb4 56. Bxb4 Qd1+ 57. Kb2 Qe2+ 0-1

[Event "ARG-ch U18"]
[Site "Ibague"]
[Date "2024.03.15"]
[Round "2"]
[White "Guarin Fonseca, Nobel Alfredo"]
[Black "Carrero, Oscar David"]
[Result "1-0"]
[ECO "E95"]
[WhiteElo "1992"]
[BlackElo "1772"]
[PlyCount "103"]
[EventDate "2024.03.14"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "CB12_2024"]
[SourceDate "2023.10.01"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.01"]
[SourceQuality "1"]

1. Nf3 Nf6 2. c4 g6 3. d4 Bg7 4. Nc3 d6 5. e4 0-0 6. Be2 Na6 7. 0-0 e5 8. Re1 exd4 9. Nxd4 Nc5 10. f3 a5 11. Be3 Bd7 12. Qd2 Re8 13. Rad1 Qe7 14. Bf1 b6 15. Bg5 Ne6 16. Nf5 gxf5 17. exf5 Qf8 18. fxe6 Bxe6 19. Qf4 Nd7 20. Qh4 Ne5 21. Nd5 Ng6 22. Qf2 Bxd5 23. cxd5 c5 24. dxc6 Rac8 25. Qxb6 h6 26. Bc1 Nh4 27. Ba6 Rb8 28. Qf2 Nf5 29. Rxe8 Qxe8 30. c7 Ra8 31. Qe2 Qxe2 32. Bxe2 Rc8 33. Bd2 Rxc7 34. Bxa5 Re7 35. Bd3 Ne3 36. Rb1 Bd4 37. Kh1 Nd5 38. Be4 Nf4 39. Bd2 Nh5 40. Bxh6 Re6 41. Bg5 Re5 42. Bh4 d5 43. Bd3 Nf4 44. Bf1 Rh5 45. g3 Ng6 46. Bd8 Ne5 47. Kg2 Rf5 48. Be2 Nc6 49. Bc7 Nb4 50. a3 Nc2 51. Bf4 Be3 52. Bd3 1-0

[Event "ARG-ch U18"]
[Site "Ibague"]
[Date "2024.03.15"]
[Round "3"]
[White "Soto Ramirez, Andres Camilo"]
[Black "Guarin Fonseca, Nobel Alfredo"]
[Result "0-1"]
[ECO "B07"]
[WhiteElo "1732"]
[BlackElo "1992"]
[PlyCount "78"]
[EventDate "2024.03.14"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "CB12_2024"]
[SourceDate "2023.10.01"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.01"]
[SourceQuality "1"]

1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. Bf4 c6 5. Qd2 b5 6. Be2 b4 7. Na4 Qa5 8. e5 dxe5 9. dxe5 Nd5 10. b3 Nxf4 11. Qxf4 Bg7 12. Nf3 0-0 13. Nb2 Be6 14. Bc4 Nd7 15. Bxe6 fxe6 16. Qg4 Nxe5 17. Qxe6+ Kh8 18. Nxe5 Bxe5 19. Nc4 Bc3+ 20. Kf1 Qc5 21. f3 Bxa1 22. Ke2 Bc3 23. Rd1 Qf5 24. Qxf5 gxf5 25. Rd7 a5 26. Kf2 Bf6 27. Rc7 Rfc8 28. Rb7 Rd8 29. Rc7 Ra6 30. Ke2 f4 31. Nd2 a4 32. Ne4 axb3 33. axb3 Ra2 34. Rxc6 Bc3 35. Nxc3 Rxc2+ 36. Ke1 bxc3 37. b4 Ra8 38. Kd1 Rd2+ 39. Kc1 Ra1# 0-1

[Event "ARG-ch U18"]
[Site "Ibague"]
[Date "2024.03.14"]
[Round "1"]
[White "Parra Pino, Jesus David"]
[Black "Guarin Fonseca, Nobel Alfredo"]
[Result "0-1"]
[ECO "C01"]
[WhiteElo "1600"]
[BlackElo "1992"]
[PlyCount "40"]
[EventDate "2024.03.14"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "CB12_2024"]
[SourceDate "2023.10.01"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.01"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. exd5 exd5 4. Nf3 Bd6 5. Bd3 Ne7 6. 0-0 0-0 7. Nc3 c6 8. Re1 Ng6 9. Bg5 Qc7 10. h3 Be6 11. Nh4 Bh2+ 12. Kh1 Bf4 13. Bxg6 Bxg5 14. Qh5 h6 15. Bf5 Bxh4 16. Bxe6 Bxf2 17. Re2 fxe6 18. Rf1 Bxd4 19. Rxf8+ Kxf8 20. Rxe6 Qf7 0-1

[Event "COL-ch U20"]
[Site "Cali"]
[Date "2024.03.03"]
[Round "8"]
[White "Guarin Fonseca, Nobel Alfredo"]
[Black "Escobar, Daniel"]
[Result "1-0"]
[ECO "D11"]
[WhiteElo "1986"]
[BlackElo "1464"]
[PlyCount "69"]
[EventDate "2024.02.28"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CB11_2024"]
[SourceDate "2024.03.13"]
[SourceVersion "1"]
[SourceVersionDate "2024.03.13"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 Nf6 3. g3 Bf5 4. Bg2 e6 5. 0-0 Bd6 6. c4 c6 7. Nc3 0-0 8. Qb3 b6 9. Nh4 Bg6 10. Nxg6 hxg6 11. e4 dxe4 12. Nxe4 Nxe4 13. Bxe4 a5 14. a4 Ra7 15. Be3 Bc7 16. Rad1 Qe8 17. Rfe1 Na6 18. Bg2 Nb4 19. d5 cxd5 20. cxd5 e5 21. d6 Bd8 22. Bd4 Qd7 23. Bxe5 b5 24. axb5 Qxb5 25. Qc3 f6 26. Bf1 Qd7 27. Bc4+ Kh8 28. Bd4 Ra8 29. Qf3 Rb8 30. Be6 Qb5 31. Re4 f5 32. Re5 Qc6 33. Qf4 g5 34. Rxf5 Bf6 35. Qh4+ 1-0

[Event "COL-ch U20"]
[Site "Cali"]
[Date "2024.03.03"]
[Round "9"]
[White "Sanchez Barreto, Josue Efrain"]
[Black "Guarin Fonseca, Nobel Alfredo"]
[Result "1-0"]
[ECO "D00"]
[WhiteElo "1557"]
[BlackElo "1986"]
[PlyCount "69"]
[EventDate "2024.02.28"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CB11_2024"]
[SourceDate "2024.03.13"]
[SourceVersion "1"]
[SourceVersionDate "2024.03.13"]
[SourceQuality "1"]

1. d4 d5 2. Bf4 c5 3. e3 Nc6 4. c3 Qb6 5. Qc1 Bf5 6. Nf3 cxd4 7. exd4 Rc8 8. Na3 a6 9. Be2 e6 10. 0-0 h6 11. Nc2 g5 12. Be5 Nxe5 13. dxe5 Bg7 14. Ncd4 Be4 15. Qd1 Ne7 16. h4 gxh4 17. Bd3 Bxd3 18. Qxd3 Ng6 19. Rfe1 Rg8 20. Qc2 Bh8 21. Rac1 Qc7 22. Qd2 h3 23. c4 dxc4 24. Qxh6 hxg2 25. Qh7 Rg7 26. Qh6 Qe7 27. Ng5 Nf8 28. f4 Qc5 29. Rcd1 Rd8 30. Re4 Ng6 31. Kxg2 Ke7 32. f5 Rgg8 33. f6+ Ke8 34. Ndxe6 fxe6 35. Rxd8+ 1-0

[Event "COL-ch U20"]
[Site "Cali"]
[Date "2024.03.02"]
[Round "7"]
[White "Guarin Fonseca, Nobel Alfredo"]
[Black "Barbosa, Mattew"]
[Result "1-0"]
[ECO "D02"]
[WhiteElo "1986"]
[BlackElo "1529"]
[PlyCount "99"]
[EventDate "2024.02.28"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CB11_2024"]
[SourceDate "2024.03.13"]
[SourceVersion "1"]
[SourceVersionDate "2024.03.13"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 d5 3. g3 Bf5 4. Bg2 e6 5. 0-0 Be7 6. c4 0-0 7. Qb3 Qc8 8. Nc3 dxc4 9. Qxc4 Nbd7 10. Nh4 Bg6 11. Nxg6 hxg6 12. e4 c5 13. d5 Nb6 14. Qe2 exd5 15. exd5 Re8 16. Qf3 Bd6 17. a4 a6 18. Bf4 Qc7 19. Bg5 Nh7 20. Be3 Nc4 21. Ne4 Nxe3 22. Nxd6 Qxd6 23. fxe3 Re7 24. Rac1 Rae8 25. Qf4 Qf6 26. Rxc5 Rxe3 27. Qxe3 Qxf1+ 28. Kxf1 Rxe3 29. Rc8+ Nf8 30. d6 Rd3 31. Rd8 f5 32. Bxb7 Kf7 33. Bxa6 Rd2 34. Bc4+ Ne6 35. Rd7+ Kf6 36. b3 Nc5 37. Rc7 Ne6 38. a5 Rxd6 39. Bxe6 Kxe6 40. Rxg7 Kd5 41. Rb7 Rc6 42. Rb6 Rc1+ 43. Kg2 g5 44. b4 g4 45. Rb5+ Ke4 46. a6 Rc2+ 47. Kf1 Ra2 48. Ra5 Rb2 49. a7 Ke3 50. Ra3+ 1-0

[Event "COL-ch U20"]
[Site "Cali"]
[Date "2024.03.02"]
[Round "6"]
[White "Norena Marin, Jeronimo"]
[Black "Guarin Fonseca, Nobel Alfredo"]
[Result "1/2-1/2"]
[ECO "D00"]
[WhiteElo "1322"]
[BlackElo "1986"]
[PlyCount "97"]
[EventDate "2024.02.28"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CB11_2024"]
[SourceDate "2024.03.13"]
[SourceVersion "1"]
[SourceVersionDate "2024.03.13"]
[SourceQuality "1"]

1. d4 d5 2. Bf4 c5 3. e3 Nc6 4. c3 Qb6 5. Qc2 Bf5 6. dxc5 Bxc2 7. cxb6 e5 8. Bg3 axb6 9. Nf3 f6 10. Be2 Bxb1 11. Rxb1 Rxa2 12. 0-0 Bc5 13. Rfd1 Nge7 14. Bb5 Ra8 15. b4 Bd6 16. c4 0-0 17. cxd5 Nxb4 18. Nd4 Na2 19. Rb3 Rfc8 20. Bd7 Rc3 21. Be6+ Kh8 22. Rxb6 Bc5 23. Rxb7 exd4 24. exd4 Ba3 25. d6 Rxg3 26. dxe7 Nc3 27. Re1 Rd3 28. Bb3 Bxe7 29. Rbxe7 g6 30. Rc7 Ne2+ 31. Kf1 Nxd4 32. Bd5 Rb8 33. g3 Nb5 34. Rc5 Nc3 35. Bc4 Rd4 36. Bf7 Ne4 37. Rd5 Rxd5 38. Bxd5 Nc3 39. Bf3 Rb1 40. Rxb1 Nxb1 41. Ke2 Nc3+ 42. Kd3 Nb5 43. Kc4 Nd6+ 44. Kd5 Nf7 45. h4 Kg7 46. Ke6 Ne5 47. Be2 Nc6 48. Bd3 Nb4 49. Bc4 1/2-1/2

[Event "COL-ch U20"]
[Site "Cali"]
[Date "2024.03.01"]
[Round "5"]
[White "Andrade Salcedo, Jorge Mario"]
[Black "Guarin Fonseca, Nobel Alfredo"]
[Result "1-0"]
[ECO "E04"]
[WhiteElo "1543"]
[BlackElo "1986"]
[PlyCount "91"]
[EventDate "2024.02.28"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CB11_2024"]
[SourceDate "2024.03.13"]
[SourceVersion "1"]
[SourceVersionDate "2024.03.13"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 Nf6 3. g3 e6 4. c4 dxc4 5. Bg2 Bb4+ 6. Bd2 a5 7. Qc2 b5 8. a4 c6 9. axb5 Bxd2+ 10. Nfxd2 Qxd4 11. Qxc4 Qb6 12. Bxc6+ Nxc6 13. Qxc6+ Qxc6 14. bxc6 Ra6 15. Nc3 Rxc6 16. Rxa5 Nd5 17. Ra3 Ba6 18. 0-0 Nxc3 19. bxc3 0-0 20. Re1 h6 21. e3 Rd8 22. Nf3 Rb6 23. Rc1 Bb7 24. Nd4 e5 25. Rb3 Rdd6 26. Rcb1 Rxb3 27. Nxb3 Bf3 28. Rc1 Kf8 29. c4 Ke7 30. c5 Rd3 31. Na5 Bd5 32. c6 Kd8 33. c7+ Kc8 34. e4 Bxe4 35. Nc4 Kxc7 36. Nxe5+ Kb7 37. Nxd3 Bxd3 38. f4 Bf5 39. h4 h5 40. Kf2 g6 41. Ke3 Kb6 42. Kd4 Kb5 43. Ke5 Kb6 44. Kf6 Be6 45. Re1 Bc4 46. Re7 1-0

[Event "COL-ch U20"]
[Site "Cali"]
[Date "2024.03.01"]
[Round "4"]
[White "Guarin Fonseca, Nobel Alfredo"]
[Black "Pabon Arevalo, Emmanuel Alejandro"]
[Result "0-1"]
[ECO "D01"]
[WhiteElo "1986"]
[BlackElo "1633"]
[PlyCount "112"]
[EventDate "2024.02.28"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CB11_2024"]
[SourceDate "2024.03.13"]
[SourceVersion "1"]
[SourceVersionDate "2024.03.13"]
[SourceQuality "1"]

1. Nc3 d5 2. d4 Nf6 3. Bg5 c6 4. f3 Qa5 5. Qd2 h6 6. Bh4 Bf5 7. Bxf6 exf6 8. e4 Be6 9. exd5 cxd5 10. Bb5+ Nc6 11. Nge2 Bb4 12. 0-0 Qxb5 13. Nxb5 Bxd2 14. Nc7+ Kd7 15. Nxa8 Rxa8 16. c3 h5 17. Kf2 Bh6 18. h3 h4 19. f4 Ne7 20. Rae1 Nf5 21. Kg1 g6 22. Rf3 Nd6 23. Nc1 Bf5 24. Nb3 b6 25. Nd2 Ne4 26. Nf1 Ng3 27. Nxg3 hxg3 28. Rfe3 Be4 29. Rf1 Rh8 30. Rxg3 Bf8 31. Re3 Bd6 32. c4 f5 33. cxd5 Rh4 34. Rc3 Rxf4 35. Rxf4 Bxf4 36. Ra3 a5 37. Rb3 Bc7 38. a3 Bxd5 39. Rc3 Bd8 40. Rd3 Be4 41. Rd1 f4 42. Kf2 Bh4+ 43. Kf1 f5 44. Ra1 Bd3+ 45. Kg1 Bf6 46. Kh1 a4 47. Rd1 Bc4 48. Rd2 Kd6 49. Rf2 g5 50. h4 Bd3 51. h5 Bg7 52. Rf3 Be4 53. Rc3 Bc6 54. Rc4 Be8 55. d5 b5 56. Rb4 Kxd5 0-1

[Event "COL-ch U20"]
[Site "Cali"]
[Date "2024.02.29"]
[Round "3"]
[White "Guarin Fonseca, Nobel Alfredo"]
[Black "Munoz Triana, Joseph Steve"]
[Result "0-1"]
[ECO "A43"]
[WhiteElo "1986"]
[BlackElo "2118"]
[PlyCount "99"]
[EventDate "2024.02.28"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CB11_2024"]
[SourceDate "2024.03.13"]
[SourceVersion "1"]
[SourceVersionDate "2024.03.13"]
[SourceQuality "1"]

1. d4 Nf6 2. Bg5 c5 3. d5 g6 4. Nc3 d6 5. e4 Bg7 6. Qd2 h6 7. Bf4 g5 8. Bg3 Nh5 9. Be2 Nxg3 10. hxg3 a6 11. a4 Qb6 12. Rb1 Qb4 13. Qd3 Nd7 14. Nf3 b5 15. axb5 axb5 16. 0-0 g4 17. Nh4 c4 18. Qe3 Ne5 19. Qb6 Bd7 20. Nf5 Bxf5 21. exf5 0-0 22. Qxb5 Rfb8 23. Qxb4 Rxb4 24. b3 Nd7 25. Nd1 c3 26. Ne3 h5 27. Ra1 Rxa1 28. Rxa1 Nc5 29. Ra8+ Kh7 30. Ra7 Bf6 31. Nc4 Kg7 32. Kf1 Nxb3 33. Ne3 Nd4 34. Ra1 Bg5 35. Bd3 Kf6 36. Kg1 Rb2 37. Nd1 Rxc2 38. Bxc2 Nxc2 39. Ra4 Bd2 40. Nxc3 Bxc3 41. Rc4 Nd4 42. Kf1 Nb5 43. f3 Be5 44. f4 Bc3 45. Rc8 Kxf5 46. Ke2 Bf6 47. Kd3 Nc3 48. Rf8 Nxd5 49. Rxf7 h4 50. Rh7 0-1

[Event "COL-ch U20"]
[Site "Cali"]
[Date "2024.02.29"]
[Round "2"]
[White "Medina Caicedo, Victor Manuel"]
[Black "Guarin Fonseca, Nobel Alfredo"]
[Result "0-1"]
[ECO "D41"]
[WhiteElo "1575"]
[BlackElo "1986"]
[PlyCount "84"]
[EventDate "2024.02.28"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CB11_2024"]
[SourceDate "2024.03.13"]
[SourceVersion "1"]
[SourceVersionDate "2024.03.13"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Nf3 c5 5. cxd5 Nxd5 6. e4 Nxc3 7. bxc3 Bd6 8. Bb5+ Bd7 9. Bxd7+ Nxd7 10. 0-0 0-0 11. Qa4 cxd4 12. cxd4 e5 13. dxe5 Nxe5 14. Nxe5 Bxe5 15. Rb1 b6 16. Be3 Qe7 17. Rfd1 Rfd8 18. Rd5 Bxh2+ 19. Kf1 Rxd5 20. exd5 Rd8 21. Re1 Qd6 22. Rd1 Be5 23. Qxa7 b5 24. Qc5 Qxc5 25. Bxc5 f6 26. Ke2 Rc8 27. Bb4 Kf7 28. Kd3 Rc4 29. a3 Ke8 30. Ke3 Kd7 31. g3 Bd6 32. Rb1 Bxb4 33. Rxb4 Rxb4 34. axb4 g6 35. Kd3 f5 36. Ke3 Kd6 37. Kd4 g5 38. g4 fxg4 39. Ke4 h5 40. Kf5 h4 41. Kxg4 Kxd5 42. Kxg5 h3 0-1

[Event "Medellin Flores op 30th"]
[Site "Medellin"]
[Date "2023.08.07"]
[Round "9"]
[White "Guarin Fonseca, Nobel Alfredo"]
[Black "Lopez Gonzalez, Carlos Andres"]
[Result "1-0"]
[ECO "A45"]
[WhiteElo "1787"]
[BlackElo "1944"]
[PlyCount "25"]
[EventDate "2023.08.03"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. d4 Nf6 2. Bg5 e6 3. e4 h6 4. Bxf6 Qxf6 5. c3 g5 6. Nd2 Bg7 7. Bd3 Nc6 8. Ne2 d6 9. Ng3 Ne7 10. e5 Qf4 11. Nh5 Qh4 12. g3 Qh3 13. Bf1 1-0

[Event "Medellin Flores op 30th"]
[Site "Medellin"]
[Date "2023.08.07"]
[Round "8"]
[White "Ramos Ariza, Juan Manuel"]
[Black "Guarin Fonseca, Nobel Alfredo"]
[Result "1-0"]
[ECO "C00"]
[WhiteElo "2002"]
[BlackElo "1787"]
[PlyCount "79"]
[EventDate "2023.08.03"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CBM 215 Extra"]
[Source "ChessBase"]
[SourceDate "2023.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2023.09.30"]
[SourceQuality "1"]

1. e4 e6 2. Qe2 d5 3. exd5 Qxd5 4. Nc3 Qd8 5. Nf3 Nf6 6. d4 Be7 7. Bg5 0-0 8. 0-0-0 Nd5 9. Ne4 b5 10. Bxe7 Qxe7 11. Qxb5 Ba6 12. Qc5 Qd8 13. Qa3 Bxf1 14. Rhxf1 a5 15. h4 Nd7 16. g4 N7b6 17. g5 Qb8 18. Ne5 Nb4 19. Nf6+ Kh8 20. Nfd7 Nxd7 21. Nxd7 Qb5 22. Nxf8 Qc6 23. Qb3 Rxf8 24. a3 Nd5 25. Kb1 a4 26. Qd3 Rb8 27. c4 Nf4 28. Qc2 Qf3 29. Rfe1 Qxa3 30. Re3 Qb4 31. Ka1 e5 32. Rxe5 a3 33. b3 Ne6 34. Ka2 c5 35. dxc5 g6 36. Rd3 Nxc5 37. Qc3 Qxc3 38. Rxc3 Ne6 39. Rxe6 fxe6 40. c5 1-0

[Event "Medellin Flores op 30th"]
[Site "Medellin"]
[Date "2023.08.06"]
[Round "7"]
[White "Guarin Fonseca, Nobel Alfredo"]
[Black "Toro Castaneda, Elizabeth"]
[Result "1-0"]
[ECO "A45"]
[WhiteElo "1787"]
[BlackElo "1978"]
[PlyCount "77"]
[EventDate "2023.08.03"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. d4 Nf6 2. Bg5 g6 3. Bxf6 exf6 4. g3 Bg7 5. Bg2 0-0 6. e3 d5 7. Ne2 c6 8. Nd2 Bg4 9. 0-0 Re8 10. c4 dxc4 11. Nxc4 Bxe2 12. Qxe2 Qxd4 13. Rfd1 Qc5 14. b4 Qe7 15. b5 Rf8 16. Na5 f5 17. Rab1 a6 18. bxc6 bxc6 19. Rb7 Qc5 20. Nb3 Qe5 21. Nd2 Qc5 22. Qc4 Qd6 23. Qb3 a5 24. Nc4 Qf6 25. Nb6 a4 26. Qb4 Na6 27. Qa5 Qb2 28. Bxc6 Bc3 29. Nxa8 Qe2 30. Qxc3 Qxd1+ 31. Kg2 Qd6 32. Nb6 Nc5 33. Rd7 Qxc6+ 34. Nd5 f6 35. Qc4 Rf7 36. f3 Qa6 37. Ne7+ Kh8 38. Rd8+ Kg7 39. Rg8+ 1-0

[Event "Medellin Flores op 30th"]
[Site "Medellin"]
[Date "2023.08.06"]
[Round "6"]
[White "Hernandez Fonseca, Maria Paula"]
[Black "Guarin Fonseca, Nobel Alfredo"]
[Result "1-0"]
[ECO "C10"]
[WhiteElo "2058"]
[BlackElo "1787"]
[PlyCount "47"]
[EventDate "2023.08.03"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CBM 215 Extra"]
[Source "ChessBase"]
[SourceDate "2023.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2023.09.30"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Nd7 5. Nf3 Ngf6 6. Nxf6+ Nxf6 7. Bd3 c5 8. dxc5 Bxc5 9. 0-0 0-0 10. Bg5 b6 11. Qe2 Bb7 12. Rad1 Qc7 13. Ne5 Nd5 14. c4 Nb4 15. Bxh7+ Kxh7 16. Rd7 Qc8 17. Rxf7 Rxf7 18. Qh5+ Kg8 19. Qxf7+ Kh7 20. Nd7 Bd4 21. Bf6 Qxd7 22. Qxd7 Bxf6 23. Qxb7 Rf8 24. a3 1-0

[Event "Medellin Flores op 30th"]
[Site "Medellin"]
[Date "2023.08.05"]
[Round "5"]
[White "Guarin Fonseca, Nobel Alfredo"]
[Black "Obando Guzman, Soren Federico"]
[Result "0-1"]
[ECO "A04"]
[WhiteElo "1787"]
[BlackElo "2038"]
[PlyCount "70"]
[EventDate "2023.08.03"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CBM 215 Extra"]
[Source "ChessBase"]
[SourceDate "2023.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2023.09.30"]
[SourceQuality "1"]

1. Nf3 g6 2. d4 Bg7 3. g3 b6 4. Bg2 Bb7 5. 0-0 d6 6. Re1 Nd7 7. e4 e5 8. dxe5 dxe5 9. Bg5 f6 10. Bc1 Nh6 11. Nc3 0-0 12. b4 Nf7 13. a4 Nd6 14. Nd5 c6 15. Nc3 Qc7 16. Ba3 Nc4 17. Bh3 Nxa3 18. Bxd7 Rad8 19. Be6+ Kh8 20. Qc1 Qe7 21. Bb3 Qxb4 22. Qxa3 Qxc3 23. Re3 Qa5 24. g4 Bc8 25. g5 f5 26. exf5 Bxf5 27. Rae1 e4 28. Nh4 Bg4 29. Ng2 Qxg5 30. Qc1 Bd4 31. Rxe4 Bxf2+ 32. Kh1 Qxc1 33. Rxc1 Bf3 34. Re6 Bc5 35. Rf1 Bxg2+ 0-1

[Event "Medellin Flores op 30th"]
[Site "Medellin"]
[Date "2023.08.05"]
[Round "4"]
[White "Mendez Ramirez, Victor"]
[Black "Guarin Fonseca, Nobel Alfredo"]
[Result "1/2-1/2"]
[ECO "D02"]
[WhiteElo "2162"]
[BlackElo "1787"]
[PlyCount "60"]
[EventDate "2023.08.03"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CBM 215 Extra"]
[Source "ChessBase"]
[SourceDate "2023.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2023.09.30"]
[SourceQuality "1"]

1. d4 d5 2. Bf4 Nf6 3. e3 e6 4. Nd2 Bd6 5. Ngf3 Ne4 6. Bxd6 cxd6 7. c4 Nxd2 8. Qxd2 dxc4 9. Bxc4 0-0 10. 0-0 b6 11. Rfc1 Bb7 12. a4 Nd7 13. a5 Bxf3 14. gxf3 e5 15. Bd5 Rc8 16. Rxc8 Qg5+ 17. Kh1 Rxc8 18. dxe5 Qxe5 19. Rd1 bxa5 20. f4 Qf6 21. Bf3 Nf8 22. Qd4 Qh4 23. Kg2 Rc2 24. Rd2 Rxd2 25. Qxd2 Qd8 26. Bd5 Ne6 27. Qc2 Nc7 28. Bf3 Ne6 29. Bd5 Nc7 30. Bf3 Ne6 1/2-1/2

[Event "Medellin Flores op 30th"]
[Site "Medellin"]
[Date "2023.08.04"]
[Round "2"]
[White "Guarin Fonseca, Nobel Alfredo"]
[Black "Crispin Ferreras, Darvi Abraham"]
[Result "1-0"]
[ECO "A45"]
[WhiteElo "1787"]
[BlackElo "2131"]
[PlyCount "186"]
[EventDate "2023.08.03"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CBM 215 Extra"]
[Source "ChessBase"]
[SourceDate "2023.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2023.09.30"]
[SourceQuality "1"]

1. d4 Nf6 2. Bg5 Ne4 3. Bf4 d5 4. f3 Nd6 5. Nc3 e6 6. e4 c6 7. Bd3 Be7 8. Nge2 Nd7 9. 0-0 Qb6 10. Kh1 Nf8 11. Bd2 Ng6 12. b4 0-0 13. a4 Nc4 14. Bxc4 dxc4 15. Rb1 Rd8 16. Qe1 Qc7 17. Nd1 e5 18. dxe5 Qxe5 19. Bc3 Qh5 20. Ne3 b5 21. f4 Bh4 22. Ng3 Qh6 23. f5 Nf4 24. Rf3 Nh5 25. Kg1 Bb7 26. Nef1 Rd7 27. Qe2 Nf4 28. Qf2 Nh5 29. Qe2 Nxg3 30. Nxg3 Re8 31. Rd1 Rxd1+ 32. Qxd1 Rd8 33. Qe2 Qd6 34. e5 Qd1+ 35. Rf1 Qxe2 36. Nxe2 Be7 37. f6 Bf8 38. Nf4 g5 39. Nh3 c5 40. e6 Bd6 41. exf7+ Kf8 42. Nxg5 Bd5 43. bxc5 Bxc5+ 44. Kh1 h6 45. Nh3 bxa4 46. Nf4 Bxf7 47. g4 Re8 48. h4 Re4 49. h5 Bd6 50. Ng6+ Kg8 51. Rd1 Bc5 52. Rd8+ Re8 53. Ne7+ Kf8 54. Rd7 Rb8 55. Ng6+ Ke8 56. Rd1 Rb6 57. Re1+ Kd8 58. Ba5 a3 59. Bxb6+ axb6 60. Ne5 Bd5+ 61. Kh2 a2 62. f7 Bd6 63. Kh3 Be6 64. c3 b5 65. Nc6+ Kd7 66. Rd1 a1Q 67. Ne5+ Ke7 68. Ng6+ Kxf7 69. Rxa1 b4 70. Rf1+ Kg7 71. cxb4 Bxb4 72. Nh4 Ba3 73. Nf5+ Kh7 74. Nd4 Bd5 75. Nc2 Bb2 76. Rf2 c3 77. Re2 Bc1 78. Re7+ Kg8 79. Rc7 Bd2 80. Na3 Be4 81. Nc4 Bf4 82. Rc8+ Kf7 83. Na5 Bd2 84. Nc4 Bf4 85. Na5 Bd2 86. Nb3 Bd5 87. Nd4 Kf6 88. Nb5 Kg5 89. Nxc3 Be6 90. Rc5+ Kf4 91. Ne2+ Ke4 92. Ng3+ Kf3 93. Nf5 Bb3 1-0

[Event "Medellin Flores op 30th"]
[Site "Medellin"]
[Date "2023.08.04"]
[Round "3"]
[White "Guarin Fonseca, Nobel Alfredo"]
[Black "Garnier, Rene Augusto"]
[Result "0-1"]
[ECO "A45"]
[WhiteElo "1787"]
[BlackElo "2196"]
[PlyCount "102"]
[EventDate "2023.08.03"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CBM 215 Extra"]
[Source "ChessBase"]
[SourceDate "2023.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2023.09.30"]
[SourceQuality "1"]

1. d4 Nf6 2. Bg5 Ne4 3. Bf4 c5 4. f3 Qa5+ 5. c3 Nf6 6. dxc5 Qxc5 7. Nd2 d5 8. Nb3 Qb6 9. Qd4 Nc6 10. Qxb6 axb6 11. Be3 Ne5 12. Nd2 Ned7 13. g4 e5 14. b4 d4 15. cxd4 Nd5 16. Bf2 Nxb4 17. Rc1 exd4 18. Bxd4 Bc5 19. e3 Rxa2 20. Bxg7 Rg8 21. Bd4 Ke7 22. Bc4 Bxd4 23. exd4 Rb2 24. Ne2 Nf6 25. Rb1 Rxb1+ 26. Nxb1 Bd7 27. 0-0 h5 28. h3 Nfd5 29. Ng3 Nf4 30. Kh2 b5 31. Re1+ Kf8 32. Bb3 hxg4 33. fxg4 Rh8 34. Nh5 Nxh5 35. gxh5 Rxh5 36. Re3 Nc6 37. d5 Nd4 38. Ba2 Nc2 39. Rb3 b4 40. Rf3 Nd4 41. Rd3 Ne2 42. Rf3 Nc1 43. Bc4 b5 44. Bb3 Rxh3+ 45. Rxh3 Bxh3 46. Kxh3 Nxb3 47. Kg4 Ke7 48. Kf4 Kd6 49. Ke4 f6 50. Kd3 Kxd5 51. Kc2 Kc4 0-1

[Event "Medellin Flores op 30th"]
[Site "Medellin"]
[Date "2023.08.03"]
[Round "1"]
[White "Vargas, Mauricio"]
[Black "Guarin Fonseca, Nobel Alfredo"]
[Result "0-1"]
[ECO "B09"]
[WhiteElo "2035"]
[BlackElo "1787"]
[PlyCount "90"]
[EventDate "2023.08.03"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CBM 215 Extra"]
[Source "ChessBase"]
[SourceDate "2023.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2023.09.30"]
[SourceQuality "1"]

1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. f4 Bg7 5. Nf3 0-0 6. Bd3 Nbd7 7. e5 Ne8 8. Qe2 dxe5 9. dxe5 f6 10. Bc4+ Kh8 11. h4 Nb6 12. h5 gxh5 13. Rxh5 Bg4 14. Rh4 Bxf3 15. Qxf3 Nxc4 16. Qe4 h6 17. Qxc4 Qd7 18. e6 Nd6 19. f5 Nxc4 20. exd7 Ne5 21. Bf4 Rad8 22. 0-0-0 Rxd7 23. Rxd7 Nxd7 24. Bxc7 Ne5 25. Nd5 Re8 26. Nf4 Kh7 27. Ne6 Rg8 28. Bxe5 fxe5 29. Ng5+ Kh8 30. Nf7+ Kh7 31. Ng5+ Kh8 32. g4 Rc8 33. Nf7+ Kg8 34. Nxh6+ Bxh6+ 35. Rxh6 Rc4 36. g5 Kf8 37. g6 Rg4 38. Rh8+ Kg7 39. Re8 e4 40. Rxe7+ Kf6 41. Rf7+ Ke5 42. b3 e3 43. g7 Rg1+ 44. Kb2 e2 45. Rxb7 Kf6 0-1

[Event "COL-ch U18"]
[Site "Bogota"]
[Date "2023.05.14"]
[Round "6"]
[White "Guarin Fonseca, Nobel Alfredo"]
[Black "Caballero Marrugo, David Jose"]
[Result "0-1"]
[ECO "B06"]
[WhiteElo "1773"]
[BlackElo "1837"]
[PlyCount "88"]
[EventDate "2023.05.11"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "CBM 214 Extra"]
[Source "ChessBase"]
[SourceDate "2023.07.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.07.31"]
[SourceQuality "1"]

1. e4 g6 2. d4 Bg7 3. Be3 d6 4. Nc3 a6 5. Nf3 b5 6. Bd3 Bb7 7. Qd2 Nd7 8. a4 b4 9. Ne2 a5 10. c3 bxc3 11. Nxc3 Ngf6 12. d5 Ng4 13. Bd4 Nge5 14. Nxe5 Nxe5 15. Bb5+ Kf8 16. f4 c5 17. dxc6 Nxc6 18. Bxg7+ Kxg7 19. Nd5 f6 20. 0-0 e6 21. Nc3 Qb6+ 22. Kh1 Nd4 23. Qf2 e5 24. Rad1 Rhf8 25. Ne2 Bxe4 26. Nxd4 exd4 27. Rxd4 Bb7 28. f5 Rac8 29. Re1 Rf7 30. fxg6 hxg6 31. Be8 Rfc7 32. h3 Rc1 33. Rxc1 Rxc1+ 34. Kh2 d5 35. Qe3 Qc7+ 36. g3 Rc2+ 37. Rd2 Qe5 38. Qd3 Rxd2+ 39. Qxd2 Qxe8 40. Qf4 d4 41. Qc7+ Qf7 42. Qd6 d3 43. h4 d2 44. Kg1 Bd5 0-1

[Event "COL-ch U18"]
[Site "Bogota"]
[Date "2023.05.13"]
[Round "5"]
[White "Guarin Fonseca, Nobel Alfredo"]
[Black "Munoz Triana, Joseph Steve"]
[Result "1/2-1/2"]
[ECO "E92"]
[WhiteElo "1773"]
[BlackElo "1888"]
[PlyCount "161"]
[EventDate "2023.05.11"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "CBM 214 Extra"]
[Source "ChessBase"]
[SourceDate "2023.07.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.07.31"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Nf3 0-0 6. Be2 e5 7. dxe5 dxe5 8. Qxd8 Rxd8 9. Bg5 Re8 10. 0-0-0 c6 11. Nxe5 Nxe4 12. Nxe4 Bxe5 13. Bf3 Be6 14. Rhe1 Na6 15. b3 Bf5 16. Nf6+ Bxf6 17. Bxf6 Nb4 18. Rxe8+ Rxe8 19. g4 Nd3+ 20. Kd2 Nxf2 21. gxf5 Nxd1 22. Bxd1 gxf5 23. Bc2 Re6 24. Bh4 f4 25. Bg5 f3 26. Bd3 Kg7 27. Be3 b6 28. Bf5 Re8 29. Bg4 Kg6 30. Bxf3 c5 31. Bd5 Re7 32. Ke2 Kf5 33. Kf3 h5 34. Kf2 f6 35. Bg2 Ke5 36. Kg3 Rg7+ 37. Kh3 f5 38. Bd5 f4 39. Bf2 Kf5 40. Kh4 Re7 41. Bf3 Rd7 42. Be1 Re7 43. Bf2 Rd7 44. Bd5 Re7 45. Bf3 Rg7 46. Kh3 Rd7 47. Bd5 Re7 48. Bf3 a5 49. Kg2 Rg7+ 50. Kf1 Rd7 51. Be1 Rd3 52. Ke2 Re3+ 53. Kf2 Rd3 54. h4 Rd6 55. Ke2 Re6+ 56. Kd2 Rg6 57. Bf2 Rh6 58. Kc3 Ke5 59. a3 Rh7 60. b4 axb4+ 61. axb4 Ra7 62. Kb3 Ra1 63. Bg2 Rb1+ 64. Kc3 Rxb4 65. Bf3 Rb1 66. Be2 f3 67. Bg3+ Kf5 68. Bd3+ Kg4 69. Bxb1 Kxg3 70. Kd2 Kxh4 71. Ke3 Kg3 72. Be4 f2 73. Ke2 h4 74. Bc6 h3 75. Bd5 h2 76. Bc6 h1Q 77. Bxh1 Kh2 78. Kxf2 Kxh1 79. Kf1 Kh2 80. Kf2 Kh1 81. Kf1 1/2-1/2

[Event "COL-ch U18"]
[Site "Bogota"]
[Date "2023.05.13"]
[Round "4"]
[White "Hernandez Guarin, Samuel Andres"]
[Black "Guarin Fonseca, Nobel Alfredo"]
[Result "0-1"]
[ECO "B08"]
[WhiteElo "1554"]
[BlackElo "1773"]
[PlyCount "62"]
[EventDate "2023.05.11"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "CBM 214 Extra"]
[Source "ChessBase"]
[SourceDate "2023.07.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.07.31"]
[SourceQuality "1"]

1. d4 d6 2. e4 Nf6 3. Nc3 g6 4. Nf3 Bg7 5. h3 0-0 6. Be3 c6 7. Qd2 b5 8. a3 Bb7 9. Bd3 Nbd7 10. e5 Ne8 11. Bh6 dxe5 12. dxe5 Nc5 13. 0-0-0 Nxd3+ 14. cxd3 b4 15. axb4 a5 16. bxa5 Rxa5 17. Kc2 c5 18. Ra1 Bxh6 19. Qxh6 Bxf3 20. gxf3 Ng7 21. Qd2 Nf5 22. Ne2 Rb5 23. Qc3 Qd7 24. Ra4 Rxb2+ 25. Kxb2 Qxa4 26. Ra1 Qc6 27. Ng1 Nd4 28. Ra5 Rb8+ 29. Ka2 Qb6 30. f4 Qb1+ 31. Ka3 Rb3+ 0-1

[Event "COL-ch U18"]
[Site "Bogota"]
[Date "2023.05.12"]
[Round "3"]
[White "Guarin Fonseca, Nobel Alfredo"]
[Black "Rueda Rojas, Richard Alejandro"]
[Result "1/2-1/2"]
[ECO "D78"]
[WhiteElo "1773"]
[BlackElo "1708"]
[PlyCount "105"]
[EventDate "2023.05.11"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "CBM 214 Extra"]
[Source "ChessBase"]
[SourceDate "2023.07.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.07.31"]
[SourceQuality "1"]

1. Nf3 Nf6 2. g3 g6 3. Bg2 Bg7 4. 0-0 0-0 5. d4 d5 6. c4 c6 7. b3 Ne4 8. Bb2 Na6 9. Nfd2 Nxd2 10. Nxd2 Bf5 11. Rc1 Qd7 12. Re1 Rac8 13. Nf3 Rfd8 14. Ne5 Bxe5 15. dxe5 dxc4 16. e4 Qxd1 17. Rexd1 Be6 18. bxc4 Rxd1+ 19. Rxd1 Bxc4 20. Rd7 Nc5 21. Rd2 Nd3 22. Ba3 c5 23. f4 Ba6 24. Rc2 b5 25. Bf1 b4 26. Bc1 c4 27. Bxd3 cxd3 28. Rxc8+ Bxc8 29. Kf2 Be6 30. a3 b3 31. Ke3 Bc4 32. Bb2 e6 33. Bd4 Kf8 34. Kd2 Ke7 35. Ke3 Kd7 36. Kd2 Kc6 37. Ke3 Ba6 38. Bb2 Kc5 39. Ba1 Kc4 40. Bb2 Bb7 41. Ba1 Bxe4 42. Bb2 h5 43. h4 a5 44. Ba1 b2 45. Bxb2 Kb3 46. Bc1 Kc2 47. Bd2 a4 48. Bb4 Bc6 49. Ba5 Bb5 50. Bb4 Kb3 51. Bf8 Kc4 52. Bb4 Kd5 53. Bc3 1/2-1/2

[Event "COL-ch U18"]
[Site "Bogota"]
[Date "2023.05.12"]
[Round "2"]
[White "Perez Latorre, Juan Sebastian"]
[Black "Guarin Fonseca, Nobel Alfredo"]
[Result "1/2-1/2"]
[ECO "E06"]
[WhiteElo "1408"]
[BlackElo "1773"]
[PlyCount "122"]
[EventDate "2023.05.11"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "CBM 214 Extra"]
[Source "ChessBase"]
[SourceDate "2023.07.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.07.31"]
[SourceQuality "1"]

1. c4 Nf6 2. Nc3 e6 3. d4 d5 4. Nf3 Bd6 5. g3 c6 6. b3 Bb4 7. Bd2 0-0 8. Bg2 Nbd7 9. 0-0 Re8 10. a3 Bd6 11. Re1 e5 12. e4 exd4 13. Nxd4 Be5 14. Nf3 Bxc3 15. Bxc3 Nxe4 16. Bb2 Ndf6 17. cxd5 cxd5 18. Nd4 Be6 19. Qd3 Qb6 20. Re3 Nc5 21. Qd2 Ng4 22. Nxe6 fxe6 23. Qd4 Nf6 24. Rae1 Qd6 25. g4 Re7 26. g5 Ne8 27. b4 Ne4 28. Bxe4 dxe4 29. Qxe4 Rf7 30. Rh3 Rf5 31. Qh4 Qf4 32. Qxf4 Rxf4 33. Rxe6 Rg4+ 34. Rg3 Rxg3+ 35. hxg3 Kf7 36. Re3 Rd8 37. Be5 Rd1+ 38. Kg2 Nd6 39. Bxd6 Rxd6 40. Rc3 Rd7 41. f4 a6 42. Kf3 Kg6 43. Kg4 h5+ 44. gxh6 Kxh6 45. Rc5 Kg6 46. b5 axb5 47. Rxb5 Rd3 48. a4 Rd4 49. a5 Rd7 50. Rb6+ Kh7 51. Re6 Rd5 52. Re5 Rd6 53. Re7 Rg6+ 54. Kf3 Ra6 55. Rxb7 Rxa5 56. Rb6 g6 57. Kg4 Rc5 58. Kh4 Rh5+ 59. Kg4 Rc5 60. Re6 Kh6 61. Re5 Rc3 1/2-1/2

[Event "COL-ch U18"]
[Site "Bogota"]
[Date "2023.05.11"]
[Round "1"]
[White "Guarin Fonseca, Nobel Alfredo"]
[Black "Cuartas Lozano, Santiago"]
[Result "1-0"]
[ECO "E01"]
[WhiteElo "1773"]
[BlackElo "1413"]
[PlyCount "53"]
[EventDate "2023.05.11"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "CBM 214 Extra"]
[Source "ChessBase"]
[SourceDate "2023.07.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.07.31"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 Nf6 3. g3 e6 4. Bg2 Bd6 5. 0-0 Nbd7 6. b3 0-0 7. c4 c6 8. Nc3 b6 9. Nd2 Bb4 10. Bb2 Re8 11. e4 Bxc3 12. Bxc3 Nf8 13. f4 a5 14. g4 g6 15. e5 N6d7 16. f5 Qg5 17. Qf3 h5 18. fxe6 fxe6 19. Qf7+ Kh8 20. Qxe8 Qe3+ 21. Kh1 Bb7 22. Qe7 Qxc3 23. Nf3 hxg4 24. Ng5 Qb4 25. Nf7+ Kg7 26. Qh4 Nh7 27. Qh6+ 1-0

[Event "COL-ch U18"]
[Site "Medellin"]
[Date "2022.06.05"]
[Round "8"]
[White "Guarin Fonseca, Nobel Alfredo"]
[Black "Hernandez, Jeronimo"]
[Result "0-1"]
[ECO "C50"]
[WhiteElo "1850"]
[BlackElo "2139"]
[PlyCount "46"]
[EventDate "2022.06.01"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CBM 208 Extra"]
[Source "ChessBase"]
[SourceDate "2022.07.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.07.31"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. d3 Bc5 5. 0-0 d6 6. h3 h6 7. Be3 Bb6 8. a4 0-0 9. Nc3 Be6 10. Ba2 Bxa2 11. Rxa2 d5 12. Bxb6 axb6 13. exd5 Nxd5 14. Nb5 Re8 15. Re1 Qd7 16. c3 Nf4 17. b4 Re6 18. Kh2 Rg6 19. g4 Rxg4 20. Ng1 Rg2+ 21. Kh1 Qd5 22. Re4 Qxa2 23. Rxf4 Rxg1+ 0-1

[Event "COL-ch U18"]
[Site "Medellin"]
[Date "2022.06.05"]
[Round "9"]
[White "Ortiz Monsalve, Sebastian"]
[Black "Guarin Fonseca, Nobel Alfredo"]
[Result "1-0"]
[ECO "C42"]
[WhiteElo "1603"]
[BlackElo "1850"]
[PlyCount "79"]
[EventDate "2022.06.01"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CBM 208 Extra"]
[Source "ChessBase"]
[SourceDate "2022.07.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.07.31"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nf6 3. Nxe5 d6 4. Nf3 Nxe4 5. Nc3 Nxc3 6. dxc3 Be7 7. Bd3 Nc6 8. Be3 Bg4 9. h3 Bh5 10. g4 Bg6 11. Qe2 Bxd3 12. cxd3 Qd7 13. d4 d5 14. Nd2 0-0-0 15. 0-0-0 Na5 16. Kb1 f5 17. f4 Rde8 18. Qd3 fxg4 19. hxg4 Qxg4 20. Rdg1 Qe6 21. Rxg7 Nc4 22. Re1 Bh4 23. Bf2 Qf6 24. Rxe8+ Rxe8 25. Rg2 Bxf2 26. Rxf2 Re3 27. Qxh7 Re1+ 28. Kc2 Ne3+ 29. Kb3 Qb6+ 30. Ka3 Qa5+ 31. Kb3 Qb5+ 32. Ka3 Nc2+ 33. Qxc2 Ra1 34. Qf5+ Kd8 35. Qf6+ Kd7 36. Nb3 Re1 37. Rg2 b6 38. Qf5+ Kc6 39. Qc8 Qd3 40. Rg7 1-0

[Event "COL-ch U18"]
[Site "Medellin"]
[Date "2022.06.04"]
[Round "7"]
[White "Guarin Fonseca, Nobel Alfredo"]
[Black "Diaz Larrea, Juan Manuel"]
[Result "1-0"]
[ECO "C78"]
[WhiteElo "1850"]
[BlackElo "1745"]
[PlyCount "103"]
[EventDate "2022.06.01"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CBM 208 Extra"]
[Source "ChessBase"]
[SourceDate "2022.07.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.07.31"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. d3 b5 6. Bb3 Bc5 7. 0-0 d6 8. c3 0-0 9. a4 Rb8 10. axb5 axb5 11. d4 Bb6 12. Qd3 exd4 13. cxd4 Bg4 14. Be3 Bxf3 15. gxf3 Nh5 16. Rc1 Nxd4 17. Bd1 Qf6 18. Kh1 Nf4 19. Qd2 Nde6 20. Be2 Nxe2 21. Qxe2 Nd4 22. Bxd4 Qxd4 23. Na3 Qxf2 24. Qxf2 Bxf2 25. Rxc7 Bc5 26. Nc2 b4 27. Rd1 Rfe8 28. Nd4 g6 29. Nc6 Rb6 30. Rd5 Be3 31. Ne7+ Kg7 32. Nc8 Ra6 33. Nxd6 Rf8 34. e5 Bf4 35. Re7 Ra1+ 36. Kg2 Ra2 37. Nc4 Rc8 38. Rd4 Bg5 39. Rb7 b3 40. Rxb3 Ra4 41. Rc3 Rb4 42. f4 Be7 43. b3 Bc5 44. Rd7 Kf8 45. Nd6 Rc6 46. Rxf7+ Kg8 47. Rd7 Rxf4 48. Nb7 Rf2+ 49. Kg3 Re2 50. Rxc5 Rxc5 51. Nxc5 Rxe5 52. b4 1-0

[Event "COL-ch U18"]
[Site "Medellin"]
[Date "2022.06.03"]
[Round "4"]
[White "Guarin Fonseca, Nobel Alfredo"]
[Black "Toro Ramirez, Samuel"]
[Result "1-0"]
[ECO "A25"]
[WhiteElo "1850"]
[BlackElo "1421"]
[PlyCount "33"]
[EventDate "2022.06.01"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CBM 208 Extra"]
[Source "ChessBase"]
[SourceDate "2022.07.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.07.31"]
[SourceQuality "1"]

1. c4 e5 2. g3 Nc6 3. Bg2 f5 4. Nc3 Nf6 5. e3 d5 6. cxd5 Nb4 7. d3 Nfxd5 8. Nxd5 Nxd5 9. Nf3 Bd6 10. 0-0 Qe7 11. Qb3 c6 12. e4 fxe4 13. dxe4 Nf6 14. Rd1 h6 15. Nh4 Be6 16. Qd3 Bc7 17. Ng6 1-0

[Event "COL-ch U18"]
[Site "Medellin"]
[Date "2022.06.03"]
[Round "5"]
[White "Lopez Ramirez, David Santiago"]
[Black "Guarin Fonseca, Nobel Alfredo"]
[Result "1-0"]
[ECO "A31"]
[WhiteElo "2092"]
[BlackElo "1850"]
[PlyCount "89"]
[EventDate "2022.06.01"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CBM 208 Extra"]
[Source "ChessBase"]
[SourceDate "2022.07.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.07.31"]
[SourceQuality "1"]

1. c4 c5 2. Nf3 Nf6 3. d4 cxd4 4. Nxd4 Nc6 5. Nc3 d5 6. cxd5 Nxd5 7. Nxc6 bxc6 8. Bd2 e6 9. Qa4 Bd7 10. e4 c5 11. Bb5 Nb6 12. Qa5 a6 13. Be2 Be7 14. Be3 Na4 15. Qxd8+ Kxd8 16. Nxa4 Bxa4 17. Rc1 Kd7 18. 0-0 Rhc8 19. b3 Bb5 20. Rfd1+ Ke8 21. Kf1 Rc7 22. Rd2 Rac8 23. Rdc2 Kd7 24. Bc4 Rc6 25. Ke2 Kc7 26. Bxc5 Rxc5 27. Bxb5 Kb6 28. Bc4 R5c7 29. Rd1 Rd8 30. Rxd8 Bxd8 31. Rc3 Be7 32. Rg3 Bf8 33. Rd3 Be7 34. Rg3 Bf8 35. f4 h6 36. Rd3 Be7 37. Kf3 a5 38. e5 g6 39. Ke4 h5 40. g3 Kc6 41. a4 Ba3 42. Bb5+ Kc5 43. Rc3+ Kb6 44. Rxc7 Kxc7 45. Be8 1-0

[Event "COL-ch U18"]
[Site "Medellin"]
[Date "2022.06.02"]
[Round "3"]
[White "Cordoba Roa, Angel Gabriel"]
[Black "Guarin Fonseca, Nobel Alfredo"]
[Result "1-0"]
[ECO "C24"]
[WhiteElo "2214"]
[BlackElo "1850"]
[PlyCount "55"]
[EventDate "2022.06.01"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CBM 208 Extra"]
[Source "ChessBase"]
[SourceDate "2022.07.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.07.31"]
[SourceQuality "1"]

1. e4 e5 2. Bc4 Nf6 3. d3 Bc5 4. Nf3 d6 5. c3 0-0 6. Nbd2 c6 7. a4 a5 8. 0-0 Bg4 9. Re1 Nbd7 10. Nf1 d5 11. Ba2 dxe4 12. dxe4 Qb6 13. Qe2 Rad8 14. h3 Bxf3 15. Qxf3 Rfe8 16. Ng3 Bf8 17. Nf5 Bc5 18. Rb1 Rf8 19. Bg5 g6 20. Nh6+ Kg7 21. Red1 Be7 22. Ng4 Nxg4 23. Bxe7 Ngf6 24. g4 h6 25. Rd6 Nh7 26. Bxf8+ Rxf8 27. Rxd7 Ng5 28. Qe3 1-0

[Event "COL-ch U18"]
[Site "Medellin"]
[Date "2022.06.02"]
[Round "2"]
[White "Guarin Fonseca, Nobel Alfredo"]
[Black "Alzate Velez, Valentin"]
[Result "1-0"]
[ECO "B22"]
[WhiteElo "1850"]
[BlackElo "1383"]
[PlyCount "77"]
[EventDate "2022.06.01"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CBM 208 Extra"]
[Source "ChessBase"]
[SourceDate "2022.07.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.07.31"]
[SourceQuality "1"]

1. e4 c5 2. c3 Nc6 3. d4 cxd4 4. cxd4 g6 5. d5 Nb8 6. Qd4 f6 7. Nc3 Bg7 8. h4 h5 9. Qd3 d6 10. Qg3 Kf7 11. Bd3 Nd7 12. f4 Nh6 13. e5 dxe5 14. Bxg6+ Kf8 15. Bxh5 Nf5 16. Qf2 Rxh5 17. g4 Rxh4 18. Rxh4 Nxh4 19. Qxh4 exf4 20. Bxf4 Qb6 21. 0-0-0 Nc5 22. d6 e5 23. Bh6 Kf7 24. Qh5+ Kf8 25. Qg6 Bxh6+ 26. Qxh6+ Kf7 27. Qh7+ Kf8 28. Nd5 Qxd6 29. Nf4 Qxd1+ 30. Kxd1 exf4 31. Qh8+ Ke7 32. Qg7+ Ke6 33. Ne2 b6 34. Nxf4+ Ke5 35. Qc7+ Kd4 36. Qd6+ Ke3 37. Ne2 Ne4 38. Qf4+ Kd3 39. Qf3+ 1-0

[Event "COL-ch U18"]
[Site "Medellin"]
[Date "2022.06.01"]
[Round "1"]
[White "Norena Marin, Jeronimo"]
[Black "Guarin Fonseca, Nobel Alfredo"]
[Result "1/2-1/2"]
[ECO "C07"]
[WhiteElo "1370"]
[BlackElo "1850"]
[PlyCount "36"]
[EventDate "2022.06.01"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CBM 208 Extra"]
[Source "ChessBase"]
[SourceDate "2022.07.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.07.31"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Nd7 5. Nf3 Ngf6 6. Nxf6+ Nxf6 7. Bc4 c5 8. 0-0 cxd4 9. Qxd4 Qxd4 10. Nxd4 a6 11. Bf4 b5 12. Bb3 Bc5 13. Rad1 Bb7 14. c4 Rd8 15. Be3 bxc4 16. Bxc4 Nd5 17. Bxd5 Rxd5 18. Nc2 Be7 1/2-1/2

[Event "Pereira Gildardo Garcia Memorial-A"]
[Site "Pereira"]
[Date "2022.05.22"]
[Round "10"]
[White "Agudelo, Carlos Hernan"]
[Black "Guarin Fonseca, Nobel Alfredo"]
[Result "1/2-1/2"]
[ECO "A13"]
[WhiteElo "2008"]
[BlackElo "1884"]
[PlyCount "112"]
[EventDate "2022.05.18"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "COL"]
[SourceTitle "CBM 208 Extra"]
[Source "ChessBase"]
[SourceDate "2022.07.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.07.31"]
[SourceQuality "1"]

1. c4 e6 2. Nf3 d5 3. e3 Nf6 4. Be2 dxc4 5. Qa4+ Bd7 6. Qxc4 Bc6 7. 0-0 Be7 8. Nc3 0-0 9. Ne5 Be8 10. Bf3 c6 11. d4 Nbd7 12. Nd3 Rc8 13. b4 Qc7 14. Bb2 e5 15. Rac1 Nb6 16. Qb3 exd4 17. exd4 Bd7 18. Nc5 Bf5 19. b5 Bxc5 20. dxc5 Nbd7 21. Ne2 Ne4 22. Ng3 Be6 23. Qb4 Nxg3 24. fxg3 cxb5 25. Qxb5 Nxc5 26. a3 b6 27. Qb4 Rfd8 28. Qh4 Qd6 29. Qg5 Qf8 30. h4 h6 31. Qe3 Rd3 32. Qe2 Rcd8 33. Bc3 Nb3 34. Bb4 Nxc1 35. Rxc1 Qe8 36. Bc6 Bd7 37. Qxd3 Bxc6 38. Qf1 Qe3+ 39. Kh2 Bb5 40. Qf4 Qxf4 41. gxf4 Rd4 42. Rc8+ Kh7 43. g3 Bd7 44. Rc7 a5 45. Bc3 Rd3 46. Kg2 h5 47. Kf2 Bg4 48. Kg2 Kg6 49. Kf2 Be6 50. Rc6 Kf5 51. Bxg7 Rxa3 52. Rxb6 Kg4 53. Rb5 Rf3+ 54. Ke1 Rxg3 55. Rxa5 Bf5 56. Bf6 Re3+ 1/2-1/2

[Event "Pereira Gildardo Garcia Memorial-A"]
[Site "Pereira"]
[Date "2022.05.22"]
[Round "9"]
[White "Ubaldo Suarez, Maria Gisela"]
[Black "Guarin Fonseca, Nobel Alfredo"]
[Result "0-1"]
[ECO "D46"]
[WhiteElo "2013"]
[BlackElo "1884"]
[PlyCount "36"]
[EventDate "2022.05.18"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "COL"]
[SourceTitle "CBM 208 Extra"]
[Source "ChessBase"]
[SourceDate "2022.07.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.07.31"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 Nf6 3. c4 e6 4. Nc3 c6 5. e3 Nbd7 6. Bd3 Bd6 7. e4 dxe4 8. Nxe4 Nxe4 9. Bxe4 Nf6 10. Bc2 b6 11. 0-0 Bb7 12. Re1 Qc7 13. Qe2 h5 14. h3 0-0-0 15. Bd2 c5 16. dxc5 Bxf3 17. cxd6 Bxe2 18. dxc7 Rxd2 0-1

[Event "Pereira Gildardo Garcia Memorial-A"]
[Site "Pereira"]
[Date "2022.05.21"]
[Round "8"]
[White "Guarin Fonseca, Nobel Alfredo"]
[Black "Lopez Ramirez, Jorge Hernan"]
[Result "1-0"]
[ECO "C48"]
[WhiteElo "1884"]
[BlackElo "1895"]
[PlyCount "123"]
[EventDate "2022.05.18"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "COL"]
[SourceTitle "CBM 208 Extra"]
[Source "ChessBase"]
[SourceDate "2022.07.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.07.31"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Nc3 Nf6 4. Bb5 Bc5 5. 0-0 d6 6. d4 exd4 7. Nxd4 Bd7 8. Bxc6 bxc6 9. Bg5 h6 10. Bh4 g5 11. Bg3 Bg4 12. Qd3 Qd7 13. f3 Be6 14. Na4 Bb6 15. Nxb6 axb6 16. Qc3 0-0 17. Bf2 c5 18. Nf5 Bxf5 19. Qxf6 Bg6 20. h4 Qe6 21. hxg5 Qxf6 22. gxf6 Rfe8 23. Be3 Kh7 24. Kf2 Rh8 25. Rh1 h5 26. Bg5 d5 27. g4 dxe4 28. f4 e3+ 29. Kxe3 Bxc2 30. Rxh5+ Kg8 31. Rxh8+ Kxh8 32. f5 Ra4 33. Rh1+ Kg8 34. Bh6 Rxg4 35. Bg7 Rxg7 36. fxg7 Bxf5 37. Kf4 Bg6 38. Rd1 Kxg7 39. Rd7 Bb1 40. a3 Bc2 41. Rxc7 Ba4 42. Rb7 b5 43. Rc7 c4 44. Kg5 Bb3 45. Rb7 Ba4 46. Rb6 Kf8 47. Kf6 Ke8 48. Rb7 Kd8 49. Rxf7 Kc8 50. Ke5 Bd1 51. Kd6 Be2 52. Kc6 Kd8 53. Kc5 Kc8 54. Ra7 Kb8 55. Ra5 Kc7 56. Rxb5 c3 57. bxc3 Bxb5 58. Kxb5 Kb7 59. c4 Ka7 60. Kc6 Kb8 61. Kd7 Kb7 62. c5 1-0

[Event "Pereira Gildardo Garcia Memorial-A"]
[Site "Pereira"]
[Date "2022.05.20"]
[Round "6"]
[White "Guarin Fonseca, Nobel Alfredo"]
[Black "Guillen Cristobal, Sandra Nayeli"]
[Result "0-1"]
[ECO "A31"]
[WhiteElo "1884"]
[BlackElo "1962"]
[PlyCount "96"]
[EventDate "2022.05.18"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "COL"]
[SourceTitle "CBM 208 Extra"]
[Source "ChessBase"]
[SourceDate "2022.07.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.07.31"]
[SourceQuality "1"]

1. Nf3 g6 2. g3 Bg7 3. Bg2 c5 4. c4 Nc6 5. 0-0 Nf6 6. Nc3 d6 7. d4 cxd4 8. Nxd4 Bd7 9. e4 Rc8 10. Nxc6 Bxc6 11. Qd3 Ng4 12. Bh3 Ne5 13. Qe2 Bd7 14. Bg2 0-0 15. c5 dxc5 16. Bf4 e6 17. Rfd1 Qe7 18. Nb5 Bxb5 19. Qxb5 a6 20. Qa4 Rc6 21. Qc2 Rfc8 22. Rd2 g5 23. Bxe5 Bxe5 24. Rad1 R6c7 25. Qa4 Qf6 26. b3 Bd4 27. Qc4 b5 28. Qe2 e5 29. Bh3 Rd8 30. Bf5 Kg7 31. Kg2 c4 32. Rc2 Qc6 33. Qg4 h6 34. h4 Qf6 35. f4 exf4 36. gxf4 Be3 37. hxg5 hxg5 38. Rh1 Bxf4 39. Qh5 Kf8 40. bxc4 Rxc4 41. Re2 Rcd4 42. Qh7 Rd2 43. Rhe1 Qb2 44. Qh6+ Ke7 45. Kf1 Rxe2 46. Rxe2 Rd1+ 47. Kf2 Qd4+ 48. Kf3 Qd3+ 0-1

[Event "Pereira Gildardo Garcia Memorial-A"]
[Site "Pereira"]
[Date "2022.05.20"]
[Round "5"]
[White "Mora Munoz, Alejandro"]
[Black "Guarin Fonseca, Nobel Alfredo"]
[Result "1-0"]
[ECO "C77"]
[WhiteElo "2004"]
[BlackElo "1884"]
[PlyCount "105"]
[EventDate "2022.05.18"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "COL"]
[SourceTitle "CBM 208 Extra"]
[Source "ChessBase"]
[SourceDate "2022.07.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.07.31"]
[SourceQuality "1"]

1. e4 Nc6 2. Nf3 e5 3. Bb5 Nf6 4. 0-0 Bc5 5. d3 Qe7 6. c3 a6 7. Ba4 b5 8. Bb3 d6 9. Re1 h6 10. a4 Bb7 11. Be3 Bxe3 12. Rxe3 Nd8 13. Nbd2 Ne6 14. Nf1 g6 15. Re1 0-0 16. Qd2 Kg7 17. Ng3 Nd7 18. d4 Nf4 19. axb5 axb5 20. dxe5 dxe5 21. Rxa8 Bxa8 22. Nxe5 Nxe5 23. Qxf4 Nd3 24. Nf5+ gxf5 25. Qg3+ Qg5 26. Qxd3 fxe4 27. Qd4+ Qf6 28. Qc5 Qg5 29. Qxc7 Kh8 30. Qg3 Qf6 31. Qe3 Re8 32. Rd1 Rg8 33. g3 Rg7 34. Qd4 Qf3 35. Qd8+ Rg8 36. Qd4+ Rg7 37. Qd8+ Rg8 38. Qd4+ Rg7 39. Qe3 Qf6 40. Bc2 Qe6 41. Rd8+ Rg8 42. Qd4+ f6 43. Rxg8+ Qxg8 44. Qxf6+ Kh7 45. Qe7+ Kh8 46. Bxe4 Bxe4 47. Qe5+ Qg7 48. Qxe4 Qg5 49. Kg2 Kg8 50. b3 Kh8 51. c4 bxc4 52. bxc4 Qc5 53. Qd5 1-0

[Event "Pereira Gildardo Garcia Memorial-A"]
[Site "Pereira"]
[Date "2022.05.19"]
[Round "4"]
[White "Guarin Fonseca, Nobel Alfredo"]
[Black "Lopez Idarraga, Daniel Eduardo"]
[Result "0-1"]
[ECO "D11"]
[WhiteElo "1884"]
[BlackElo "2028"]
[PlyCount "76"]
[EventDate "2022.05.18"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "COL"]
[SourceTitle "CBM 208 Extra"]
[Source "ChessBase"]
[SourceDate "2022.07.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.07.31"]
[SourceQuality "1"]

1. Nf3 d5 2. d4 Nf6 3. c4 c6 4. c5 b6 5. cxb6 axb6 6. Nc3 Bf5 7. Bf4 e6 8. e3 Bd6 9. Ne5 0-0 10. Be2 h6 11. 0-0 Qe7 12. Qb3 Nfd7 13. f3 Nxe5 14. dxe5 Bc5 15. Na4 Nd7 16. Nxc5 bxc5 17. Rfc1 c4 18. Qc3 Nc5 19. e4 Bg6 20. b3 dxe4 21. Qxc4 exf3 22. gxf3 Qh4 23. Bg3 Qxc4 24. Rxc4 Nxb3 25. Rd1 Rxa2 26. Bf1 Nd2 27. Rc3 Rb8 28. Bf4 Nxf1 29. Rxf1 Rb4 30. Bg3 h5 31. Rxc6 h4 32. Bf2 Bd3 33. Rd1 Be2 34. Rdc1 Bxf3 35. Rc8+ Kh7 36. R8c3 Bd5 37. h3 Rbb2 38. Bxh4 Rh2 0-1

[Event "Pereira Gildardo Garcia Memorial-A"]
[Site "Pereira"]
[Date "2022.05.19"]
[Round "3"]
[White "Pazos Gambarrotti, Plinio Efrain"]
[Black "Guarin Fonseca, Nobel Alfredo"]
[Result "1-0"]
[ECO "D21"]
[WhiteElo "2093"]
[BlackElo "1884"]
[PlyCount "54"]
[EventDate "2022.05.18"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "COL"]
[SourceTitle "CBM 208 Extra"]
[Source "ChessBase"]
[SourceDate "2022.07.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.07.31"]
[SourceQuality "1"]

1. d4 d5 2. c4 dxc4 3. Nf3 e6 4. Nc3 c5 5. d5 exd5 6. Qxd5 Qxd5 7. Nxd5 Bd6 8. e4 Nc6 9. Bxc4 Nge7 10. Be3 Be6 11. 0-0-0 Rd8 12. Ng5 Na5 13. Nxe6 fxe6 14. Bb5+ Kf7 15. Nxe7 Bxe7 16. Bd2 b6 17. Bf4 Rd4 18. Be3 Rxd1+ 19. Rxd1 Rd8 20. Bf4 Rxd1+ 21. Kxd1 Nb7 22. Bb8 Nd6 23. Bc6 a6 24. b3 Nb5 25. Bxb5 axb5 26. Bc7 Ke8 27. Bxb6 Kd7 1-0

[Event "Pereira Gildardo Garcia Memorial-A"]
[Site "Pereira"]
[Date "2022.05.18"]
[Round "2"]
[White "Guarin Fonseca, Nobel Alfredo"]
[Black "Santamaria Mas, Vicens"]
[Result "1-0"]
[ECO "B07"]
[WhiteElo "1884"]
[BlackElo "2035"]
[PlyCount "71"]
[EventDate "2022.05.18"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "COL"]
[SourceTitle "CBM 208 Extra"]
[Source "ChessBase"]
[SourceDate "2022.07.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.07.31"]
[SourceQuality "1"]

1. d4 d6 2. e4 Nf6 3. f3 c5 4. c3 Nbd7 5. Bc4 Qc7 6. Bb3 g6 7. Ne2 Bg7 8. Be3 a6 9. a4 b6 10. Nd2 Rb8 11. g4 Bb7 12. g5 Nh5 13. Ng3 Nxg3 14. hxg3 b5 15. axb5 axb5 16. f4 cxd4 17. cxd4 Qb6 18. Qc2 Bxd4 19. Bxd4 Qxd4 20. Qc3 Qxc3 21. bxc3 e6 22. Rh6 Nc5 23. Bc2 Ke7 24. Ke2 Ra8 25. Rxa8 Rxa8 26. Rxh7 Ra3 27. e5 dxe5 28. Bxg6 Rxc3 29. Rxf7+ Kd6 30. Rxb7 Rxg3 31. fxe5+ Kxe5 32. Rxb5 Rg2+ 33. Ke3 Kd6 34. Ne4+ Nxe4 35. Bxe4 Rg1 36. g6 1-0

[Event "Pereira Gildardo Garcia Memorial-A"]
[Site "Pereira"]
[Date "2022.05.18"]
[Round "1"]
[White "Soto, Cristian Camilo"]
[Black "Guarin Fonseca, Nobel Alfredo"]
[Result "1-0"]
[ECO "E80"]
[WhiteElo "2140"]
[BlackElo "1884"]
[PlyCount "53"]
[EventDate "2022.05.18"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "COL"]
[SourceTitle "CBM 208 Extra"]
[Source "ChessBase"]
[SourceDate "2022.07.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.07.31"]
[SourceQuality "1"]

1. c4 g6 2. Nc3 Bg7 3. d4 d6 4. e4 Nf6 5. f3 Nbd7 6. Nh3 e5 7. d5 0-0 8. g4 Ne8 9. Nf2 f5 10. gxf5 gxf5 11. exf5 Ndf6 12. Bd3 Nh5 13. Qc2 Qh4 14. Nce4 Nf4 15. Bxf4 exf4 16. f6 Nxf6 17. Nxf6+ Bxf6 18. 0-0-0 a5 19. Ne4 Bg7 20. Rdg1 Bf5 21. Ng5 Bxd3 22. Qxd3 Kh8 23. Ne6 Rf7 24. Nxg7 Rxg7 25. Rxg7 Kxg7 26. Rg1+ Kh6 27. Qd4 1-0

[Event "COL-ch U16"]
[Site "Villavicencio"]
[Date "2022.05.15"]
[Round "9"]
[White "Guarin Fonseca, Nobel Alfredo"]
[Black "Cordoba Roa, Angel Gabriel"]
[Result "0-1"]
[ECO "A56"]
[WhiteElo "1884"]
[BlackElo "2226"]
[PlyCount "90"]
[EventDate "2022.05.11"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CBM 208 Extra"]
[Source "ChessBase"]
[SourceDate "2022.07.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.07.31"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 c5 3. dxc5 Nc6 4. Nc3 Qa5 5. Bg5 Ne4 6. Bd2 Nxd2 7. Qxd2 Qxc5 8. Nf3 e6 9. a3 Be7 10. e3 0-0 11. Be2 Rd8 12. 0-0 d5 13. b4 Qd6 14. Rfd1 dxc4 15. Qxd6 Bxd6 16. b5 Na5 17. Ne4 Be7 18. Rxd8+ Bxd8 19. Rd1 Be7 20. Ne5 Kf8 21. a4 Ke8 22. Kf1 b6 23. Bf3 Bb7 24. Nc6 Bxc6 25. bxc6 Rc8 26. Nd6+ Bxd6 27. Rxd6 Rc7 28. Ke1 Ke7 29. Rd4 a6 30. Rd1 Nxc6 31. Rb1 c3 32. Kd1 Ne5 33. Be4 f5 34. Bc2 Rc6 35. Rb3 Nd7 36. g4 g6 37. g5 Rc4 38. Ke2 Kd6 39. f4 Rxa4 40. Rxc3 Ra2 41. Rd3+ Ke7 42. Rd2 Nc5 43. Kd1 b5 44. Kc1 Ra1+ 45. Kb2 Re1 0-1

[Event "COL-ch U16"]
[Site "Villavicencio"]
[Date "2022.05.14"]
[Round "7"]
[White "Munoz Triana, Joseph Steve"]
[Black "Guarin Fonseca, Nobel Alfredo"]
[Result "1/2-1/2"]
[ECO "C43"]
[WhiteElo "1693"]
[BlackElo "1884"]
[PlyCount "74"]
[EventDate "2022.05.11"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CBM 208 Extra"]
[Source "ChessBase"]
[SourceDate "2022.07.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.07.31"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nf6 3. d4 Nxe4 4. Bd3 Nc6 5. Bxe4 d5 6. Bd3 e4 7. Bb5 exf3 8. Qxf3 Bd6 9. 0-0 0-0 10. c3 Bd7 11. Bd3 Qh4 12. g3 Qh3 13. Be3 Ne7 14. Nd2 Nf5 15. Rfe1 Nxe3 16. Rxe3 Rae8 17. Rae1 Rxe3 18. Rxe3 c6 19. Qg2 Qh5 20. Be2 Qg6 21. Bd3 Bf5 22. Qf1 Bxd3 23. Qxd3 f5 24. Qe2 f4 25. Re6 Rf6 26. Rxf6 Qxf6 27. Nf3 h6 28. Qe8+ Kh7 29. Kg2 fxg3 30. hxg3 g5 31. Qc8 Qe7 32. Ne5 Bxe5 33. dxe5 Kg6 34. f4 Qf7 35. Kf3 h5 36. Qd8 g4+ 37. Ke3 Qf5 1/2-1/2

[Event "COL-ch U16"]
[Site "Villavicencio"]
[Date "2022.05.14"]
[Round "6"]
[White "Sanchez Aragon, Michael Alejandro"]
[Black "Guarin Fonseca, Nobel Alfredo"]
[Result "0-1"]
[ECO "C10"]
[WhiteElo "1495"]
[BlackElo "1884"]
[PlyCount "106"]
[EventDate "2022.05.11"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CBM 208 Extra"]
[Source "ChessBase"]
[SourceDate "2022.07.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.07.31"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Nd7 5. Nf3 Ngf6 6. Bd3 Be7 7. 0-0 0-0 8. c3 b6 9. Re1 Bb7 10. Qc2 c5 11. Bg5 h6 12. Bh4 Rc8 13. Qa4 Re8 14. Ba6 Bxe4 15. Bxc8 Qxc8 16. Ne5 Bb7 17. Nxd7 Nxd7 18. Bxe7 Rxe7 19. Qxa7 Qc7 20. Rad1 Nf6 21. dxc5 Ng4 22. Rd6 bxc5 23. Qb6 Bd5 24. a4 Qxb6 25. Rxb6 Ra7 26. Ra1 Ne5 27. b4 Nd7 28. Rb5 Bc4 29. Ra5 Rxa5 30. bxa5 Nb8 31. Rb1 Na6 32. Rb6 Kf8 33. f3 Ke7 34. Rb7+ Kf6 35. Kf2 h5 36. Ke3 h4 37. g4 g5 38. f4 gxf4+ 39. Kxf4 Kg6 40. g5 e5+ 41. Kg4 e4 42. Rb6+ Kg7 43. Kxh4 e3 44. Kg3 e2 45. Kf2 Nc7 46. Rc6 Ne6 47. a6 Nf4 48. a7 Ng2 49. a8Q e1Q+ 50. Kxg2 Bd5+ 51. Kh3 Qf1+ 52. Kh4 Qf2+ 53. Kg4 Bf3+ 0-1

[Event "COL-ch U16"]
[Site "Villavicencio"]
[Date "2022.05.13"]
[Round "5"]
[White "Guarin Fonseca, Nobel Alfredo"]
[Black "Lopez Torres, Jorge Emmanuel"]
[Result "1-0"]
[ECO "C02"]
[WhiteElo "1884"]
[BlackElo "1322"]
[PlyCount "50"]
[EventDate "2022.05.11"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CBM 208 Extra"]
[Source "ChessBase"]
[SourceDate "2022.07.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.07.31"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. e5 c5 4. c3 Nc6 5. a3 a5 6. a4 Qb6 7. Bb5 Bd7 8. Ne2 cxd4 9. cxd4 Nge7 10. 0-0 Nf5 11. Be3 Nxe3 12. fxe3 Nxe5 13. dxe5 Qxe3+ 14. Kh1 Bxb5 15. axb5 Qxe5 16. b6 Bd6 17. Qa4+ Ke7 18. Ng3 Qxb2 19. Qh4+ f6 20. Ra4 g5 21. Qh6 Rag8 22. Rxa5 Rg6 23. Qh5 Bxg3 24. hxg3 Qxb6 25. Ra3 Ke8 1-0

[Event "COL-ch U16"]
[Site "Villavicencio"]
[Date "2022.05.12"]
[Round "2"]
[White "Banol Banol, Jose Daniel"]
[Black "Guarin Fonseca, Nobel Alfredo"]
[Result "0-1"]
[ECO "C42"]
[WhiteElo "1500"]
[BlackElo "1884"]
[PlyCount "64"]
[EventDate "2022.05.11"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CBM 208 Extra"]
[Source "ChessBase"]
[SourceDate "2022.07.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.07.31"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nf6 3. Nc3 Bb4 4. a3 Bxc3 5. dxc3 d6 6. Bd3 Bg4 7. h3 Bh5 8. Bg5 Nbd7 9. g4 Bg6 10. Qe2 a6 11. Nh4 h6 12. Nxg6 fxg6 13. Bh4 Qe7 14. 0-0-0 Nc5 15. Rhe1 b5 16. f3 Qe6 17. Kb1 Nfd7 18. Qe3 Nb6 19. Bf2 Rb8 20. f4 Nca4 21. Ka1 Nxb2 22. Kxb2 Na4+ 23. Kc1 Nxc3 24. Qa7 0-0 25. f5 Qa2 26. Qxc7 Qxa3+ 27. Kd2 Rbc8 28. Qd7 Qb4 29. Qe6+ Kh8 30. Ke3 gxf5 31. gxf5 d5 32. exd5 Qf4# 0-1

[Event "COL-ch U16"]
[Site "Villavicencio"]
[Date "2022.05.12"]
[Round "3"]
[White "Guarin Fonseca, Nobel Alfredo"]
[Black "Delgado Caballero, Nigel Alejandro"]
[Result "1/2-1/2"]
[ECO "D78"]
[WhiteElo "1884"]
[BlackElo "1315"]
[PlyCount "36"]
[EventDate "2022.05.11"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CBM 208 Extra"]
[Source "ChessBase"]
[SourceDate "2022.07.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.07.31"]
[SourceQuality "1"]

1. Nf3 Nf6 2. g3 g6 3. Bg2 Bg7 4. 0-0 0-0 5. c4 c6 6. Nc3 d5 7. d4 dxc4 8. Ne5 Qc7 9. Nxc4 Be6 10. Bf4 Qc8 11. Ne5 Nh5 12. Bd2 Bh3 13. Qb3 Bxg2 14. Kxg2 Nd7 15. f4 Nb6 16. Rac1 Qd8 17. a4 Nd5 18. Nxd5 cxd5 1/2-1/2

[Event "COL-ch U16"]
[Site "Villavicencio"]
[Date "2022.05.11"]
[Round "1"]
[White "Guarin Fonseca, Nobel Alfredo"]
[Black "Rios Lopez, Brayan Stiven"]
[Result "1-0"]
[ECO "E05"]
[WhiteElo "1884"]
[BlackElo "1458"]
[PlyCount "57"]
[EventDate "2022.05.11"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CBM 208 Extra"]
[Source "ChessBase"]
[SourceDate "2022.07.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.07.31"]
[SourceQuality "1"]

1. Nf3 d5 2. d4 e6 3. g3 Nf6 4. Bg2 Be7 5. c4 0-0 6. 0-0 dxc4 7. Ne5 Nbd7 8. Nxc4 h6 9. Nc3 Rb8 10. Bf4 Bb4 11. Nb5 Nd5 12. Bxd5 exd5 13. Bxc7 Qf6 14. Ne3 Ra8 15. a3 Be7 16. Nxd5 Nb6 17. Nxf6+ Bxf6 18. Nxa7 Nd5 19. Nxc8 Raxc8 20. Be5 Bxe5 21. dxe5 Nc7 22. Rc1 Rfe8 23. Qd7 Rxe5 24. Qxc8+ Kh7 25. Rxc7 f6 26. f4 Rxe2 27. Qf5+ Kg8 28. Qg6 Kf8 29. Qf7# 1-0

[Event "COL Intercollegiate-ch"]
[Site "Manizales"]
[Date "2022.04.29"]
[Round "7.3"]
[White "Guarin Fonseca, Nobel Alfredo"]
[Black "Brito Carrascal, Camilo Andres"]
[Result "1/2-1/2"]
[ECO "E06"]
[WhiteElo "1884"]
[BlackElo "1682"]
[PlyCount "70"]
[EventDate "2022.04.26"]
[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 Nf6 2. c4 e6 3. g3 d5 4. Nf3 Be7 5. Bg2 0-0 6. 0-0 c6 7. Nc3 b6 8. Qd3 Bb7 9. Bf4 Nh5 10. Bd2 Nf6 11. e4 dxc4 12. Qe2 c5 13. dxc5 Bxc5 14. Ne5 Nc6 15. Nxc4 Nd4 16. Qd3 b5 17. Ne5 a6 18. Bg5 Nc6 19. Qxd8 Rfxd8 20. Nxc6 Bxc6 21. e5 Bxg2 22. Kxg2 h6 23. Bxf6 gxf6 24. Ne4 Bd4 25. Nxf6+ Kg7 26. Rae1 Rac8 27. Re4 Bxb2 28. Rg4+ Kh8 29. Re1 Rc4 30. Re2 Ba3 31. Rd2 Rcc8 32. Re2 Be7 33. Rh4 Kg7 34. Rg4+ Kh8 35. Rh4 Bxf6 1/2-1/2

[Event "COL Intercollegiate-ch"]
[Site "Manizales"]
[Date "2022.04.28"]
[Round "5.1"]
[White "Guarin Fonseca, Nobel Alfredo"]
[Black "Hernandez Jimenez, Jeronimo"]
[Result "0-1"]
[ECO "E17"]
[WhiteElo "1884"]
[BlackElo "2007"]
[PlyCount "96"]
[EventDate "2022.04.26"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. Nf3 d5 2. d4 e6 3. g3 Nf6 4. Bg2 Be7 5. 0-0 0-0 6. c4 Nbd7 7. b3 b6 8. Nc3 Bb7 9. Bb2 c5 10. e3 Rc8 11. Nd2 cxd4 12. exd4 Ba6 13. Nb5 Bxb5 14. cxb5 Bb4 15. f4 Qe7 16. Nb1 Ne4 17. Bxe4 dxe4 18. a3 Bd6 19. Nd2 f5 20. Nc4 Nf6 21. Kh1 Rfd8 22. Qe2 Nd5 23. Rfc1 Bxf4 24. gxf4 Nxf4 25. Qd2 Nd3 26. Rf1 Rd5 27. a4 Qb7 28. Kg1 f4 29. h3 Rg5+ 30. Kh2 Rxc4 31. bxc4 Qc7 32. Rf3 exf3 33. Qxd3 Rg2+ 34. Kh1 Rxb2 35. Qxf3 Qxc4 36. Rg1 Qd5 37. Qxd5 exd5 38. Rg5 Rb4 39. Rxd5 Rxa4 40. Kg2 Ra3 41. Rd7 g5 42. d5 h5 43. Rd6 Kf7 44. Rh6 h4 45. d6 Ke8 46. Rg6 Kd7 47. Rxg5 Rg3+ 48. Rxg3 fxg3 0-1

[Event "COL Intercollegiate-ch"]
[Site "Manizales"]
[Date "2022.04.28"]
[Round "6.3"]
[White "Sierra Castillo, Elio De Jesus"]
[Black "Guarin Fonseca, Nobel Alfredo"]
[Result "0-1"]
[ECO "C42"]
[BlackElo "1884"]
[PlyCount "56"]
[EventDate "2022.04.26"]
[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 Bb4 4. d3 d5 5. exd5 Nxd5 6. Bd2 Nxc3 7. Bxc3 Bxc3+ 8. bxc3 Qe7 9. Be2 0-0 10. 0-0 Nc6 11. Re1 Bd7 12. Rb1 b6 13. Nd2 Qa3 14. Bf3 Qxc3 15. Rb3 Qc5 16. Nc4 Rae8 17. Re4 Nd4 18. Rb1 Nxf3+ 19. gxf3 f5 20. Re3 f4 21. Re2 Rf6 22. Nxe5 Rxe5 23. d4 Rg5+ 24. Kh1 Qd5 25. Qd3 Rfg6 26. c4 Qf5 27. Qxf5 Bxf5 28. Rb5 Rg1# 0-1

[Event "COL Intercollegiate-ch"]
[Site "Manizales"]
[Date "2022.04.27"]
[Round "4.2"]
[White "Castro Castro, Joaquin"]
[Black "Guarin Fonseca, Nobel Alfredo"]
[Result "1/2-1/2"]
[ECO "B13"]
[WhiteElo "1493"]
[BlackElo "1884"]
[PlyCount "91"]
[EventDate "2022.04.26"]
[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 c6 2. d4 d5 3. exd5 cxd5 4. Bd3 Nf6 5. Bf4 Nc6 6. c3 Bg4 7. Nf3 Qb6 8. Qb3 e6 9. Nbd2 Be7 10. h3 Bh5 11. 0-0 Bg6 12. Bxg6 hxg6 13. Ne5 Nxe5 14. dxe5 Nd7 15. Nf3 a5 16. Qa4 Rc8 17. Be3 Qa6 18. Qf4 Qc4 19. Bd4 Qd3 20. Rfd1 Qf5 21. Qxf5 gxf5 22. Ne1 0-0 23. Nd3 Rc7 24. g3 Rfc8 25. Kf1 Rc6 26. Ke2 Nb6 27. b3 Nd7 28. Rac1 Ba3 29. Rc2 b5 30. Rcd2 Kf8 31. Rb1 b4 32. cxb4 Bxb4 33. Nxb4 axb4 34. Rbb2 Rc1 35. a4 bxa3 36. Ra2 Ra8 37. Bb2 Rb1 38. Bxa3+ Kg8 39. Bd6 Rxa2 40. Rxa2 Rxb3 41. Ra8+ Kh7 42. Ra7 Nb6 43. Rxf7 Rb2+ 44. Ke1 Rb1+ 45. Ke2 Rb2+ 46. Ke1 1/2-1/2

[Event "COL Intercollegiate-ch"]
[Site "Manizales"]
[Date "2022.04.27"]
[Round "3.3"]
[White "Guarin Fonseca, Nobel Alfredo"]
[Black "Ducuara Alape, Ronaldo"]
[Result "1-0"]
[ECO "E60"]
[WhiteElo "1884"]
[BlackElo "1634"]
[PlyCount "47"]
[EventDate "2022.04.26"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. Nf3 Nf6 2. g3 g6 3. Bg2 Bg7 4. 0-0 0-0 5. d4 d6 6. c4 Nbd7 7. b3 e5 8. Bb2 exd4 9. Bxd4 Re8 10. Nc3 c6 11. Rc1 Qc7 12. Qd2 Nc5 13. b4 Nce4 14. Nxe4 Nxe4 15. Qb2 f6 16. Rfd1 c5 17. bxc5 dxc5 18. Be3 f5 19. Qb5 Qe7 20. Ng5 Nxg5 21. Bxg5 Qf8 22. Be3 Bf6 23. Bxc5 Qg7 24. Qxe8+ 1-0

[Event "COL Intercollegiate-ch"]
[Site "Manizales"]
[Date "2022.04.26"]
[Round "1.3"]
[White "Guarin Fonseca, Nobel Alfredo"]
[Black "Riascos Ortiz, Cesar Alfonso"]
[Result "1-0"]
[ECO "A07"]
[WhiteElo "1884"]
[PlyCount "61"]
[EventDate "2022.04.26"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. Nf3 c6 2. g3 d5 3. Bg2 Nf6 4. 0-0 Bf5 5. d3 Qc8 6. Bg5 Nbd7 7. Nbd2 e6 8. Re1 Be7 9. c4 0-0 10. Rc1 Qd8 11. Qb3 Nc5 12. Qc2 Rc8 13. b4 Na6 14. a3 dxc4 15. Nxc4 b5 16. Ne3 c5 17. Nxf5 exf5 18. Ne5 Qd6 19. Bf4 Qb6 20. Qb3 Bd6 21. d4 Bxe5 22. Bxe5 cxd4 23. Rxc8 Rxc8 24. Qd3 g6 25. Bxd4 Qd8 26. Bb7 Rc4 27. Be3 Qxd3 28. exd3 Rc2 29. Bxa6 Nd5 30. Bxb5 Nc3 31. Bc4 1-0

[Event "COL Intercollegiate-ch"]
[Site "Manizales"]
[Date "2022.04.26"]
[Round "2.3"]
[White "Soler Gonzalez, Juan Fernando"]
[Black "Guarin Fonseca, Nobel Alfredo"]
[Result "0-1"]
[ECO "C10"]
[WhiteElo "1572"]
[BlackElo "1884"]
[PlyCount "74"]
[EventDate "2022.04.26"]
[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 e6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Nd7 5. Nf3 Ngf6 6. Nxf6+ Nxf6 7. Bd3 c5 8. 0-0 cxd4 9. Nxd4 Be7 10. b3 0-0 11. Bb2 Nd5 12. Qf3 Bf6 13. Rad1 Qa5 14. a3 Ne7 15. b4 Qg5 16. Qe2 Nd5 17. Be4 Nf4 18. Qf3 e5 19. h4 Qxh4 20. g3 Qg5 21. Bc1 Bg4 22. gxf4 Qh5 23. Qg2 Bxd1 24. fxe5 Bxe5 25. Nf3 Bxf3 26. Bxf3 Qh4 27. Bg5 Qc4 28. Bxb7 Rab8 29. Be4 g6 30. f4 Qd4+ 31. Kh2 Bf6 32. Bh6 Bg7 33. Bg5 Rfe8 34. Bd3 Rb6 35. f5 Be5+ 36. Kh1 f6 37. fxg6 fxg5 0-1

[Event "COL Subzt 2.3.4"]
[Site "Risarald"]
[Date "2021.11.28"]
[Round "9"]
[White "Pardo Sierra, Aurelio"]
[Black "Guarin Fonseca, Nobel Alfredo"]
[Result "0-1"]
[ECO "D27"]
[WhiteElo "1982"]
[BlackElo "1812"]
[PlyCount "46"]
[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. d4 d5 2. c4 dxc4 3. Nf3 Nf6 4. e3 a6 5. a4 e6 6. Bxc4 Be7 7. 0-0 0-0 8. Nc3 c5 9. Qe2 Nc6 10. Rd1 cxd4 11. exd4 Nb4 12. Ne5 Nfd5 13. Ne4 b6 14. Ra3 f6 15. Rh3 fxe5 16. Qh5 h6 17. Bxh6 Qe8 18. Qg4 Rf7 19. Qg6 Qf8 20. Rdd3 Nxd3 21. Bxd3 Rf5 22. Bg5 Nf4 23. Bxf4 exf4 0-1

[Event "COL Subzt 2.3.4"]
[Site "Risarald"]
[Date "2021.11.27"]
[Round "8"]
[White "Guarin Fonseca, Nobel Alfredo"]
[Black "Ruiz Aguilar, Pablo Alexander"]
[Result "0-1"]
[ECO "D10"]
[WhiteElo "1812"]
[BlackElo "2144"]
[PlyCount "59"]
[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. d4 d5 2. c4 c6 3. cxd5 cxd5 4. Bf4 Nc6 5. e3 a6 6. Nc3 Nf6 7. Be2 Bf5 8. g4 Bg6 9. h4 h5 10. g5 Ne4 11. Qb3 Nxc3 12. bxc3 Na5 13. Qb2 e6 14. Nf3 Rc8 15. Ne5 Bf5 16. g6 fxg6 17. Rg1 Bd6 18. Nxg6 Bxg6 19. Bxd6 Qxd6 20. Rxg6 0-0 21. Qb4 Qh2 22. Qxa5 Rxf2 23. 0-0-0 Rxe2 24. Rdg1 Rb2 25. Rxg7+ Kh8 26. Rg8+ Rxg8 27. Rxg8+ Kh7 28. Rh8+ Kg6 29. Rg8+ Kf5 30. Rg5+ 0-1

[Event "COL Subzt 2.3.4"]
[Site "Risarald"]
[Date "2021.11.26"]
[Round "7"]
[White "Cuesta Cifuentes, Jair Alfonso"]
[Black "Guarin Fonseca, Nobel Alfredo"]
[Result "0-1"]
[ECO "C20"]
[WhiteElo "1992"]
[BlackElo "1812"]
[PlyCount "52"]
[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. b3 Nf6 3. Nc3 Bb4 4. Bb2 Bxc3 5. Bxc3 Nxe4 6. Qg4 Ng5 7. h4 Ne6 8. Bxe5 Nc6 9. Bb2 d5 10. 0-0-0 Qe7 11. f4 h5 12. Qf3 Nc5 13. Qxd5 Be6 14. Qg5 f6 15. Qg3 0-0-0 16. Qe3 Qd6 17. d4 Bg4 18. Be2 Rhe8 19. Bxg4+ hxg4 20. Qg3 f5 21. Qh2 Ne4 22. g3 Nb4 23. a3 Na2+ 24. Kb1 Nac3+ 25. Kc1 Na2+ 26. Kb1 Nec3+ 0-1

[Event "COL Subzt 2.3.4"]
[Site "Risarald"]
[Date "2021.11.26"]
[Round "6"]
[White "Trujillo Quesada, Harlinson"]
[Black "Guarin Fonseca, Nobel Alfredo"]
[Result "0-1"]
[ECO "D02"]
[WhiteElo "1941"]
[BlackElo "1812"]
[PlyCount "76"]
[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. d4 d5 2. Nf3 Nf6 3. Bf4 c5 4. c3 Qb6 5. Qb3 e6 6. e3 Nc6 7. Qc2 Bd7 8. Nbd2 Rc8 9. Qb1 Na5 10. Ne5 Bb5 11. Ndf3 Ne4 12. h4 Bxf1 13. Kxf1 f6 14. Nd3 Nc4 15. Kg1 Bd6 16. Bxd6 Qxd6 17. Nxc5 Nxc5 18. dxc5 Rxc5 19. h5 Qb6 20. b3 Nd6 21. Qb2 Ne4 22. Rc1 Qc7 23. c4 e5 24. Rh4 Nd6 25. h6 0-0 26. hxg7 Rf7 27. Rg4 b5 28. Nh4 Qc8 29. f3 bxc4 30. bxc4 Rxc4 31. Rcxc4 dxc4 32. Qb4 c3 33. Qxd6 c2 34. Rc4 Qxc4 35. Qd8+ Kxg7 36. Nf5+ Kg6 37. Ne7+ Rxe7 38. Qg8+ Qxg8 0-1

[Event "COL Subzt 2.3.4"]
[Site "Risarald"]
[Date "2021.11.25"]
[Round "4"]
[White "Acuna, Nelson David"]
[Black "Guarin Fonseca, Nobel Alfredo"]
[Result "1-0"]
[ECO "C13"]
[WhiteElo "1994"]
[BlackElo "1812"]
[PlyCount "95"]
[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. d4 d5 2. Nc3 Nf6 3. Bg5 e6 4. e4 dxe4 5. Bxf6 Qxf6 6. Nxe4 Qf5 7. Bd3 Qa5+ 8. c3 Be7 9. Nf3 Nd7 10. 0-0 h6 11. Re1 c6 12. a4 Qc7 13. Qe2 a5 14. Rad1 0-0 15. Bb1 c5 16. dxc5 Nxc5 17. Nxc5 Bxc5 18. Ne5 f5 19. Ba2 Kh7 20. Qh5 Rf6 21. Qe8 Bd6 22. Nf3 Ra6 23. Qh5 Rg6 24. h4 Bf4 25. Rd4 Bd7 26. Rc4 Qb8 27. Rxf4 Qxf4 28. Ne5 Be8 29. Nxg6 Bxg6 30. Qe2 Qxa4 31. Bxe6 Qxh4 32. Qf3 Qf6 33. Qd5 Ra8 34. Qxb7 Re8 35. Qd7 Rd8 36. Qb5 Re8 37. Qe5 Qd8 38. Re3 Qb6 39. c4 f4 40. c5 Qc6 41. Re2 Kh8 42. Qd6 Qb5 43. Rd2 Qb4 44. Bh3 Re1+ 45. Kh2 f3 46. Qf8+ Kh7 47. Rd8 Bb1 48. Bf5+ 1-0

[Event "COL Subzt 2.3.4"]
[Site "Risarald"]
[Date "2021.11.25"]
[Round "5"]
[White "Guarin Fonseca, Nobel Alfredo"]
[Black "Ayala Delgado, Sergio Alejandro"]
[Result "1-0"]
[ECO "A01"]
[WhiteElo "1812"]
[BlackElo "1495"]
[PlyCount "93"]
[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. b3 d5 2. Bb2 Bf5 3. g3 c6 4. Bg2 Nd7 5. d3 Ngf6 6. Nd2 e5 7. Ngf3 Bd6 8. 0-0 Qe7 9. Re1 0-0 10. Nh4 Bg6 11. e4 d4 12. Bh3 a5 13. a4 Nc5 14. Nc4 Bc7 15. Qd2 Rfb8 16. Ng2 b5 17. axb5 Rxb5 18. Ba3 Bd6 19. Nxd6 Qxd6 20. f4 h6 21. Nh4 Qc7 22. fxe5 Qxe5 23. Nf3 Qh5 24. Qg2 Nxb3 25. g4 Qxh3 26. Qxh3 Nxa1 27. Rxa1 h5 28. Nxd4 Rg5 29. Nf5 Nxg4 30. Bc1 Ne3+ 31. Kh1 Nxc2 32. Ne7+ Kh7 33. Bxg5 Nxa1 34. Nxg6 fxg6 35. Qd7 c5 36. Bf6 Rg8 37. Bxa1 a4 38. Qxa4 c4 39. Qxc4 Rb8 40. Qc3 Rb7 41. e5 h4 42. h3 g5 43. e6 g4 44. hxg4 h3 45. Qe5 Kg8 46. e7 Kf7 47. e8Q# 1-0

[Event "COL Subzt 2.3.4"]
[Site "Risarald"]
[Date "2021.11.24"]
[Round "3"]
[White "Guarin Fonseca, Nobel Alfredo"]
[Black "Azza, Johan Sebastian"]
[Result "1-0"]
[ECO "D23"]
[WhiteElo "1812"]
[BlackElo "1326"]
[PlyCount "93"]
[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. Nf3 Nf6 2. g3 d5 3. Bg2 Bf5 4. c4 dxc4 5. Qa4+ Nbd7 6. Qxc4 e6 7. Nc3 Be7 8. 0-0 c6 9. d4 0-0 10. Qb3 Nb6 11. Re1 Qd7 12. h3 h6 13. Bf4 Ne4 14. Ne5 Qxd4 15. e3 Nc5 16. exd4 Nxb3 17. axb3 Rfd8 18. Red1 Bc2 19. Rd2 Bxb3 20. Bf1 Bb4 21. Nd3 Be7 22. Nc5 Bxc5 23. dxc5 Nd5 24. Nxd5 Bxd5 25. Bg2 Bxg2 26. Kxg2 a6 27. Rad1 Rd5 28. Rxd5 cxd5 29. Rd3 Rc8 30. Bd6 f6 31. Rb3 Kf7 32. Rxb7+ Kg6 33. Rc7 Rxc7 34. Bxc7 Kf7 35. Bd6 Ke8 36. b4 Kd7 37. Bf8 g6 38. Bxh6 Kc6 39. Bd2 f5 40. f4 a5 41. bxa5 Kxc5 42. Kf3 d4 43. Ke2 Kb5 44. Kd3 Kc5 45. a6 Kb6 46. Kxd4 Kxa6 47. Ke5 1-0

[Event "COL Subzt 2.3.4"]
[Site "Risarald"]
[Date "2021.11.24"]
[Round "2"]
[White "Obando Guzman, Soren Federico"]
[Black "Guarin Fonseca, Nobel Alfredo"]
[Result "1-0"]
[ECO "E02"]
[WhiteElo "2020"]
[BlackElo "1812"]
[PlyCount "72"]
[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. d4 Nf6 2. c4 e6 3. Nf3 d5 4. g3 dxc4 5. Qa4+ Bd7 6. Qxc4 Bc6 7. Bg2 Be7 8. 0-0 0-0 9. e3 Nbd7 10. Qe2 a6 11. Rd1 Ne4 12. b3 Bb4 13. Bb2 Ndf6 14. Ne5 Bd5 15. f3 Nd6 16. Nd3 Ba5 17. e4 Bc6 18. e5 Nf5 19. exf6 Nxd4 20. Qf1 Qxf6 21. Kh1 Bxf3 22. Bxf3 Qxf3+ 23. Qxf3 Nxf3 24. Kg2 Ng5 25. Na3 b5 26. Nc5 h6 27. Nc2 Rfd8 28. h4 Nh7 29. Nd7 Nf8 30. Ne5 Bb6 31. Nc6 Rd6 32. Ne7+ Kh7 33. Ba3 Re8 34. Bxd6 cxd6 35. Rxd6 Bc5 36. Rxa6 Bxe7 1-0

[Event "COL Subzt 2.3.4"]
[Site "Risarald"]
[Date "2021.11.23"]
[Round "1"]
[White "Guarin Fonseca, Nobel Alfredo"]
[Black "Contreras Gonzalez, Cristian David"]
[Result "1-0"]
[ECO "A05"]
[WhiteElo "1812"]
[BlackElo "1186"]
[PlyCount "53"]
[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. Nf3 Nf6 2. g3 g6 3. Bg2 Bg7 4. 0-0 d6 5. c4 Nbd7 6. Nc3 b6 7. Nd4 c5 8. Nc6 Qc7 9. Nb5 Qb7 10. Nxe7 Qa6 11. Nc7+ Kxe7 12. Nxa6 Bxa6 13. Bxa8 Rxa8 14. d3 Kf8 15. Bf4 Ne5 16. Bxe5 dxe5 17. h3 Rd8 18. Qa4 Bc8 19. Qxa7 Rd6 20. Qc7 Re6 21. Qxc8+ Re8 22. Qc7 Re6 23. f4 exf4 24. Rxf4 Rxe2 25. Raf1 Re6 26. Qd8+ Re8 27. Qd6+ 1-0

[Event "COL-ch Rapid"]
[Site "Villavicencio"]
[Date "2021.11.14"]
[Round "6"]
[White "Cardoso Cardoso, Jose Gabriel"]
[Black "Guarin Fonseca, Nobel Alfredo"]
[Result "1-0"]
[ECO "C10"]
[WhiteElo "2321"]
[BlackElo "1491"]
[PlyCount "121"]
[EventDate "2021.11.13"]
[EventType "swiss (rapid)"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CBM 205 Extra"]
[Source "ChessBase"]
[SourceDate "2022.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.01.31"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Nd7 5. Nf3 Ngf6 6. Bd3 b6 7. Nxf6+ Nxf6 8. Ne5 a6 9. Qf3 Qd5 10. Qxd5 exd5 11. 0-0 Bd6 12. Re1 0-0 13. Bg5 Ng4 14. h3 Nxf2 15. Kxf2 f6 16. Bxf6 Rxf6+ 17. Kg1 Bf5 18. Rad1 Re8 19. b3 Bxd3 20. Nxd3 Rfe6 21. Rxe6 Rxe6 22. Kf2 Rf6+ 23. Ke2 Re6+ 24. Kd2 Re4 25. c3 Be7 26. Re1 Bg5+ 27. Kd1 Rxe1+ 28. Kxe1 Bf6 29. Nb4 c5 30. Nxd5 Bd8 31. dxc5 bxc5 32. Ke2 Kf7 33. Kd3 Ke6 34. Ke4 g5 35. g4 h6 36. b4 cxb4 37. cxb4 Kd6 38. a4 Ke6 39. b5 axb5 40. axb5 Kd6 41. Kd4 Ba5 42. b6 Kc6 43. Ke5 Bd2 44. Ke6 Bc1 45. Ne7+ Kxb6 46. Nf5 Kc7 47. Nxh6 Kd8 48. Nf7+ Ke8 49. Kf6 Bb2+ 50. Kg6 Kf8 51. Nxg5 Kg8 52. h4 Bc1 53. h5 Be3 54. h6 Bxg5 55. Kxg5 Kh7 56. Kh5 Kh8 57. Kg6 Kg8 58. g5 Kh8 59. Kf7 Kh7 60. g6+ Kh8 61. g7+ 1-0

[Event "Central America Carribean-ch U20"]
[Site "Pereira"]
[Date "2021.09.26"]
[Round "9"]
[White "Guarin Fonseca, Nobel Alfredo"]
[Black "Lopez, Ricardo Andres"]
[Result "1-0"]
[ECO "B24"]
[WhiteElo "1852"]
[BlackElo "1398"]
[PlyCount "115"]
[EventDate "2021.09.21"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. e4 c5 2. Nc3 Nc6 3. g3 d6 4. Bg2 Nf6 5. Nge2 e6 6. h3 Be7 7. d3 a6 8. 0-0 0-0 9. f4 Bd7 10. a4 h6 11. Be3 Nh7 12. f5 exf5 13. exf5 Nf6 14. Qd2 Rb8 15. Rf2 Ne5 16. Raf1 Re8 17. b3 Bc6 18. Ne4 Nxe4 19. dxe4 Nd7 20. Nf4 Nf6 21. Nd5 Bf8 22. Qd3 b5 23. axb5 axb5 24. Bc1 c4 25. Qd4 Be7 26. Bb2 Bxd5 27. exd5 Nh5 28. Qg4 Nf6 29. Qf3 Qb6 30. h4 Nd7 31. Qf4 Ne5 32. Bd4 Qc7 33. Be4 Bf6 34. Rd2 Ra8 35. Kg2 Ra2 36. Re1 cxb3 37. cxb3 Qa5 38. Ree2 Rxd2 39. Qxd2 Qa3 40. Qc3 b4 41. Qc2 Ng4 42. Bg1 Bc3 43. Bf3 Rxe2+ 44. Bxe2 Ne5 45. f6 gxf6 46. Be3 Kg7 47. Bc1 Qa5 48. Qe4 Qc5 49. Be3 Qc7 50. Qf4 Kf8 51. Qxh6+ Ke7 52. Qh8 Qb7 53. Kh2 Qxd5 54. Qb8 Qe6 55. Bb5 Ng4+ 56. Kh3 Nxe3+ 57. Kh2 Qxb3 58. Qe8# 1-0

[Event "Central America Carribean-ch U20"]
[Site "Pereira"]
[Date "2021.09.26"]
[Round "8"]
[White "Negron Lizarazo, Juan Sebastian"]
[Black "Guarin Fonseca, Nobel Alfredo"]
[Result "1/2-1/2"]
[ECO "D05"]
[WhiteElo "1488"]
[BlackElo "1852"]
[PlyCount "109"]
[EventDate "2021.09.21"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 e6 3. e3 c5 4. Bd3 Nf6 5. b3 b6 6. Bb2 Nbd7 7. Nbd2 Be7 8. 0-0 Bb7 9. Ne5 cxd4 10. exd4 Nxe5 11. dxe5 Nd7 12. c4 0-0 13. f4 g6 14. Qg4 Nc5 15. Bc2 dxc4 16. Nxc4 Ne4 17. Bxe4 Bxe4 18. Rad1 Qc7 19. Nd6 Bf5 20. Qf3 h5 21. h3 h4 22. Rc1 Qb8 23. Ba3 b5 24. Bb4 Qb6+ 25. Kh1 Bxd6 26. exd6 Qd4 27. Bc5 Qd5 28. Qc3 Rfd8 29. Rfd1 Qe4 30. Qe5 Rd7 31. Bd4 Qxe5 32. fxe5 f6 33. Rc5 a6 34. Rdc1 fxe5 35. Bxe5 Kf7 36. Rc8 Rxc8 37. Rxc8 Be4 38. Kg1 g5 39. Kf2 Kg6 40. Rc7 Rd8 41. Ra7 Kf5 42. Bh2 e5 43. Re7 Bc6 44. Rxe5+ Kf6 45. Rc5 Be4 46. Rc7 Rf8 47. Ra7 Ke6+ 48. Kg1 Bd3 49. Re7+ Kd5 50. Re5+ Kc6 51. Re1 a5 52. Be5 Re8 53. Bc3 Rxe1+ 54. Bxe1 b4 55. Bd2 1/2-1/2

[Event "Central America Carribean-ch U20"]
[Site "Pereira"]
[Date "2021.09.25"]
[Round "7"]
[White "Guarin Fonseca, Nobel Alfredo"]
[Black "Ramirez Madrid, Gerardo Alfonso"]
[Result "0-1"]
[ECO "C01"]
[WhiteElo "1852"]
[BlackElo "2029"]
[PlyCount "100"]
[EventDate "2021.09.21"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. exd5 exd5 4. Bd3 Nc6 5. c3 Bd6 6. Qf3 Nge7 7. Ne2 Be6 8. Bf4 Qd7 9. Bxd6 Qxd6 10. Na3 a6 11. Nc2 Qd7 12. Ne3 h5 13. h3 g5 14. Ng3 h4 15. Nh5 0-0-0 16. Nf6 Qd6 17. b4 Ng6 18. b5 axb5 19. Bxb5 Nf4 20. Nfg4 Nxd4 21. cxd4 Qb4+ 22. Kf1 Qxb5+ 23. Kg1 f5 24. Ne5 Ne2+ 25. Kh2 Nxd4 26. Qd1 Nc6 27. Rb1 Qc5 28. Nxc6 Qd6+ 29. Kg1 Qxc6 30. Nc2 d4 31. Nb4 Qe4 32. a4 d3 33. Qf3 Qxf3 34. gxf3 d2 35. Kg2 Bb3 36. Rxb3 d1Q 37. Rxd1 Rxd1 38. a5 Re8 39. a6 bxa6 40. f4 g4 41. Nd3 gxh3+ 42. Kxh3 Rg8 43. Kh2 Rd8 44. Ne5 R8d4 45. Rf3 a5 46. Nc6 R4d3 47. Ne7+ Kb7 48. Rxd3 Rxd3 49. Nxf5 a4 50. Nxh4 a3 0-1

[Event "Central America Carribean-ch U20"]
[Site "Pereira"]
[Date "2021.09.24"]
[Round "5"]
[White "Bolanos Lopez, Juan Jacobo"]
[Black "Guarin Fonseca, Nobel Alfredo"]
[Result "1-0"]
[ECO "C01"]
[WhiteElo "1603"]
[BlackElo "1852"]
[PlyCount "91"]
[EventDate "2021.09.21"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Bd3 c5 4. exd5 exd5 5. Nf3 Nc6 6. 0-0 Bd6 7. dxc5 Bxc5 8. Nbd2 Nge7 9. Nb3 Bb6 10. c3 Bg4 11. h3 Bh5 12. Re1 Qd6 13. Be3 Ne5 14. g4 Nxd3 15. Qxd3 Bg6 16. Qb5+ Kf8 17. Bc5 Bxc5 18. Qxc5 Rd8 19. Qxa7 h5 20. Qc5 hxg4 21. Qxd6 Rxd6 22. hxg4 Rf6 23. Kg2 Be4 24. Nbd2 Rf4 25. Kg3 Ng6 26. Nxe4 dxe4 27. Ne5 Rh3+ 28. Kxh3 Nxe5 29. Re2 Nxg4 30. Kg3 g5 31. Rd1 Nf6 32. Rd4 Nh5+ 33. Kg2 f5 34. a4 Rh4 35. Kg1 Nf4 36. Re3 Nh3+ 37. Kf1 Nf4 38. Kg1 Nh3+ 39. Rxh3 Rxh3 40. Rd7 f4 41. Rxb7 e3 42. fxe3 f3 43. a5 Rh6 44. Rb6 Rh7 45. a6 Ra7 46. Rb8+ 1-0

[Event "Central America Carribean-ch U20"]
[Site "Pereira"]
[Date "2021.09.23"]
[Round "4"]
[White "Guarin Fonseca, Nobel Alfredo"]
[Black "Hernandez, Jeronimo"]
[Result "0-1"]
[ECO "E05"]
[WhiteElo "1852"]
[BlackElo "2003"]
[PlyCount "106"]
[EventDate "2021.09.21"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. Nf3 Nf6 2. g3 d5 3. d4 e6 4. Bg2 Be7 5. 0-0 0-0 6. c4 dxc4 7. Qc2 a6 8. Nbd2 b5 9. Ne5 Nd5 10. a4 Bb7 11. b3 c3 12. Ne4 b4 13. Nd3 Nd7 14. a5 Rb8 15. Nec5 Nxc5 16. dxc5 Nf6 17. Bxb7 Rxb7 18. Ra4 Qb8 19. Bg5 h6 20. Bxf6 Bxf6 21. Qc1 Rd8 22. Qf4 Rd4 23. Qf3 Rd5 24. Qe4 Bd4 25. Nf4 Rd8 26. Qc6 Rb5 27. Nd3 Bxc5 28. Nxc5 Rd6 29. Qe4 Rxc5 30. Rxb4 Rb5 31. Rc4 Rxb3 32. Qc2 Rd2 33. Qc1 Rxe2 34. Rxc3 Rxc3 35. Qxc3 Rb2 36. Qc6 Qb5 37. Qxc7 Ra2 38. Qd8+ Kh7 39. Qe7 Qf5 40. Qb4 Rxa5 41. g4 Qg5 42. h3 Rb5 43. Qe4+ Qg6 44. Qa4 h5 45. f3 e5 46. Rf2 Qc6 47. Qa2 Qg6 48. Rg2 hxg4 49. Qf2 Qb6 50. hxg4 Rb1+ 51. Kh2 Qh6+ 52. Kg3 Qf4+ 53. Kh3 Rh1+ 0-1

[Event "Central America Carribean-ch U20"]
[Site "Pereira"]
[Date "2021.09.22"]
[Round "2"]
[White "Guarin Fonseca, Nobel Alfredo"]
[Black "Campos Gomez, Manuel"]
[Result "1/2-1/2"]
[ECO "A45"]
[WhiteElo "1852"]
[BlackElo "2122"]
[PlyCount "61"]
[EventDate "2021.09.21"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. d4 Nf6 2. Bg5 Ne4 3. Bf4 d5 4. e3 c5 5. dxc5 Nc6 6. Nf3 e6 7. Nbd2 Nxc5 8. Be2 Be7 9. 0-0 Bf6 10. c3 0-0 11. Qc2 b6 12. e4 d4 13. cxd4 Nxd4 14. Nxd4 Qxd4 15. Be3 Qxb2 16. Qxb2 Bxb2 17. Rab1 Bc3 18. Bxc5 bxc5 19. Nb3 Bb4 20. Rfc1 Ba3 21. Rc3 Bb4 22. Rc2 Bb7 23. Nxc5 Bxc5 24. Rxb7 Rac8 25. Rbb2 Bd4 26. Rxc8 Rxc8 27. Rd2 e5 28. g3 Kf8 29. Kg2 Ke7 30. Bd1 Rc1 31. Bb3 1/2-1/2

[Event "Central America Carribean-ch U20"]
[Site "Pereira"]
[Date "2021.09.22"]
[Round "3"]
[White "Lopez Rayo, Santiago"]
[Black "Guarin Fonseca, Nobel Alfredo"]
[Result "1/2-1/2"]
[ECO "C43"]
[WhiteElo "2061"]
[BlackElo "1852"]
[PlyCount "70"]
[EventDate "2021.09.21"]
[EventType "swiss"]
[EventRounds "9"]
[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. d4 Nxe4 4. Bd3 Nc6 5. dxe5 Nc5 6. Bc4 d6 7. exd6 Bxd6 8. Bg5 Be7 9. Qxd8+ Bxd8 10. Be3 Be6 11. Bb5 Nd7 12. 0-0 Bf6 13. c3 0-0 14. Bf4 Rac8 15. Nbd2 Nde5 16. Nxe5 Bxe5 17. Be3 a6 18. Bxc6 bxc6 19. f4 Bd6 20. f5 Bd7 21. Nc4 Rfe8 22. Rad1 Re4 23. Nxd6 cxd6 24. Rxd6 Bxf5 25. Rxf5 Rxe3 26. Rc5 Re1+ 27. Kf2 Rce8 28. Rd8 R1e2+ 29. Kf1 Re1+ 30. Kf2 R1e2+ 31. Kf1 Re1+ 32. Kf2 R1e6 33. Rd6 Re1 34. Rd2 R1e6 35. Ra5 Rf6+ 1/2-1/2

[Event "Central America Carribean-ch U20"]
[Site "Pereira"]
[Date "2021.09.21"]
[Round "1"]
[White "Ladino Hernandez, Angel Joel"]
[Black "Guarin Fonseca, Nobel Alfredo"]
[Result "0-1"]
[ECO "C11"]
[BlackElo "1852"]
[PlyCount "32"]
[EventDate "2021.09.21"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nc3 Nf6 4. e5 Nfd7 5. Nf3 a6 6. Bd2 c5 7. Bf4 Nc6 8. dxc5 Bxc5 9. Be2 Qc7 10. 0-0 Ndxe5 11. Nxd5 exd5 12. Qxd5 Qd6 13. Rad1 Qxd5 14. Rxd5 Nxf3+ 15. Bxf3 Be7 16. Re1 Be6 0-1

[Event "Soacha op-A"]
[Site "Soacha"]
[Date "2021.09.12"]
[Round "9"]
[White "Cutiva, Miguel Angel"]
[Black "Guarin Fonseca, Nobel Alfredo"]
[Result "0-1"]
[ECO "D05"]
[BlackElo "1852"]
[PlyCount "58"]
[EventDate "2021.09.08"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "COL"]
[SourceTitle "CBM 204 Extra"]
[Source "ChessBase"]
[SourceDate "2021.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2021.11.30"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 Nf6 3. e3 e6 4. Bd3 b6 5. Nbd2 c5 6. c3 Be7 7. 0-0 0-0 8. Re1 Ba6 9. Bc2 Nc6 10. e4 dxe4 11. Nxe4 cxd4 12. Nxd4 Nxd4 13. Qxd4 Qxd4 14. cxd4 Rac8 15. Bb3 Rfd8 16. Ng5 Bb4 17. Re5 Rxd4 18. Nxe6 fxe6 19. Bxe6+ Kf8 20. Be3 Rdd8 21. Bxc8 Bxc8 22. Bg5 Bd6 23. Rd1 Rd7 24. Re6 Bxh2+ 25. Kxh2 Rxd1 26. Rc6 Bd7 27. Rc7 a5 28. Rb7 b5 29. Be3 Ng4+ 0-1

[Event "Soacha op-A"]
[Site "Soacha"]
[Date "2021.09.12"]
[Round "10"]
[White "Guarin Fonseca, Nobel Alfredo"]
[Black "Obando Guzman, Soren Federico"]
[Result "1/2-1/2"]
[ECO "A49"]
[WhiteElo "1852"]
[BlackElo "2056"]
[PlyCount "40"]
[EventDate "2021.09.08"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "COL"]
[SourceTitle "CBM 204 Extra"]
[Source "ChessBase"]
[SourceDate "2021.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2021.11.30"]
[SourceQuality "1"]

1. Nf3 c5 2. g3 g6 3. Bg2 Bg7 4. 0-0 Nf6 5. d4 0-0 6. c3 Nc6 7. Re1 d6 8. dxc5 dxc5 9. Be3 Qa5 10. Nbd2 Ng4 11. Nc4 Nxe3 12. Nxa5 Nxd1 13. Nxc6 bxc6 14. Raxd1 Rb8 15. Rd2 h6 16. Red1 Be6 17. Ne1 Bxa2 18. Ra1 Bd5 19. Rxa7 e6 20. Nd3 Rb5 1/2-1/2

[Event "Soacha op-A"]
[Site "Soacha"]
[Date "2021.09.11"]
[Round "7"]
[White "Carvajal, Henry"]
[Black "Guarin Fonseca, Nobel Alfredo"]
[Result "1/2-1/2"]
[ECO "D78"]
[WhiteElo "1856"]
[BlackElo "1852"]
[PlyCount "78"]
[EventDate "2021.09.08"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "COL"]
[SourceTitle "CBM 204 Extra"]
[Source "ChessBase"]
[SourceDate "2021.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2021.11.30"]
[SourceQuality "1"]

1. Nf3 Nf6 2. g3 g6 3. Bg2 Bg7 4. 0-0 0-0 5. c4 c6 6. Nc3 d5 7. d4 Bg4 8. cxd5 cxd5 9. Qb3 Bc8 10. Ne5 Nc6 11. Rd1 e6 12. Nxc6 bxc6 13. e4 dxe4 14. Nxe4 Nd5 15. Nc5 Qb6 16. Be3 Rb8 17. Rac1 Rd8 18. Qxb6 axb6 19. Nd3 Bd7 20. Bxd5 exd5 21. Nb4 Rdc8 22. Rd3 Bf8 23. Rb3 Bd6 24. Nd3 f6 25. Bf4 Bxf4 26. Nxf4 Re8 27. Re3 Ra8 28. Rxe8+ Rxe8 29. b4 Re4 30. b5 cxb5 31. Nxd5 Rxd4 32. Nxf6+ Kg7 33. Nxd7 Rxd7 34. Rc6 Rb7 35. Kf1 Kf8 36. h4 Ke8 37. h5 Kd7 38. Rf6 Ke7 39. Rc6 Kd7 1/2-1/2

[Event "Soacha op-A"]
[Site "Soacha"]
[Date "2021.09.11"]
[Round "8"]
[White "Guarin Fonseca, Nobel Alfredo"]
[Black "Murillo Loreo, Oscar Miguel"]
[Result "1/2-1/2"]
[ECO "A39"]
[WhiteElo "1852"]
[BlackElo "1728"]
[PlyCount "88"]
[EventDate "2021.09.08"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "COL"]
[SourceTitle "CBM 204 Extra"]
[Source "ChessBase"]
[SourceDate "2021.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2021.11.30"]
[SourceQuality "1"]

1. Nf3 g6 2. c4 c5 3. g3 Bg7 4. Bg2 Nf6 5. 0-0 0-0 6. d4 cxd4 7. Nxd4 Nc6 8. Nc3 a6 9. e4 Nxe4 10. Nxc6 Nxc3 11. Nxe7+ Qxe7 12. bxc3 Bxc3 13. Rb1 d6 14. Rb3 Be5 15. f4 Bf6 16. Ba3 Rd8 17. Rd3 Bf5 18. Bxd6 Qd7 19. Rd5 Be6 20. Be5 Qe7 21. Bxf6 Qxf6 22. Rd6 Rxd6 23. Qxd6 Rd8 24. Qb6 Qd4+ 25. Qxd4 Rxd4 26. c5 Bd5 27. Bxd5 Rxd5 28. Rc1 Kf8 29. Kf2 Rd2+ 30. Ke3 Rb2 31. Kd4 Ke8 32. Rc3 Rxa2 33. Rb3 Rd2+ 34. Ke5 Rd7 35. Rb6 Rc7 36. Kd6 Rd7+ 37. Ke5 Rc7 38. Kd6 Kd8 39. f5 gxf5 40. Kd5 Ke7 41. Rh6 Rd7+ 42. Ke5 Rc7 43. Kd5 Rd7+ 44. Ke5 Rc7 1/2-1/2

[Event "Soacha op-A"]
[Site "Soacha"]
[Date "2021.09.10"]
[Round "6"]
[White "Guarin Fonseca, Nobel Alfredo"]
[Black "Garcia Alarcon, Alvaro"]
[Result "1/2-1/2"]
[ECO "A30"]
[WhiteElo "1852"]
[BlackElo "2021"]
[PlyCount "144"]
[EventDate "2021.09.08"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "COL"]
[SourceTitle "CBM 204 Extra"]
[Source "ChessBase"]
[SourceDate "2021.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2021.11.30"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 c5 3. Nf3 e6 4. g3 b6 5. Bg2 Bb7 6. 0-0 d6 7. Nc3 Be7 8. b3 0-0 9. Bb2 Nbd7 10. Re1 Qc7 11. Qd2 a6 12. Rad1 Rfe8 13. Ba1 Rad8 14. Qb2 Bf8 15. e4 Qb8 16. d5 e5 17. Nh4 Bc8 18. f4 b5 19. Qe2 bxc4 20. bxc4 g6 21. Rb1 Qc7 22. Na4 Bg7 23. f5 Nf8 24. g4 Bd7 25. Nc3 g5 26. Nf3 h6 27. h4 N8h7 28. hxg5 hxg5 29. Bh3 Rb8 30. Qc2 Rxb1 31. Rxb1 Rb8 32. Rb3 Rb4 33. Nd2 Nf8 34. a3 Rb6 35. Qb2 Rxb3 36. Qxb3 Ne8 37. Kf2 Bf6 38. Nd1 Bd8 39. Bc3 f6 40. Qc2 Qb6 41. Nb2 Qb7 42. Nb3 Bb6 43. Na5 Qc7 44. Qd2 Kf7 45. Bf1 Kg8 46. Be2 Ng7 47. Bd1 Ne8 48. Ke3 Bxa5 49. Bxa5 Qb7 50. Kd3 Nc7 51. Kc2 Na8 52. Qc3 Be8 53. Kb1 Nc7 54. Qb3 Qxb3 55. Bxb3 Na8 56. Bd8 Kf7 57. Ka2 Nh7 58. Nd3 Bd7 59. Nc1 Ke8 60. Ba5 Ke7 61. Ne2 Nf8 62. Ng3 Be8 63. Bd1 Nd7 64. Ba4 Nab6 65. Bxd7 Nxd7 66. Kb3 Nf8 67. Ne2 Kd7 68. Nc3 Kc8 69. Na4 Nd7 70. Nb6+ Nxb6 71. Bxb6 Bd7 72. Ba5 Be8 1/2-1/2

[Event "Soacha op-A"]
[Site "Soacha"]
[Date "2021.09.10"]
[Round "5"]
[White "Vargas, Mauricio"]
[Black "Guarin Fonseca, Nobel Alfredo"]
[Result "1-0"]
[ECO "C00"]
[WhiteElo "2134"]
[BlackElo "1852"]
[PlyCount "101"]
[EventDate "2021.09.08"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "COL"]
[SourceTitle "CBM 204 Extra"]
[Source "ChessBase"]
[SourceDate "2021.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2021.11.30"]
[SourceQuality "1"]

1. e4 e6 2. d3 d5 3. Nd2 Nf6 4. g3 c5 5. Bg2 Nc6 6. Ngf3 Be7 7. 0-0 b6 8. Re1 Bb7 9. e5 Nd7 10. h4 Qc7 11. Qe2 h6 12. h5 0-0-0 13. Nf1 g6 14. hxg6 fxg6 15. Bh3 Nf8 16. c3 Qd7 17. a3 Nh7 18. b4 Ng5 19. Nxg5 hxg5 20. Bg2 d4 21. b5 Na5 22. c4 Rh6 23. Bxb7+ Nxb7 24. Nh2 Rdh8 25. Ng4 Rh3 26. Bd2 Bd8 27. Kg2 Qh7 28. Qe4 Kb8 29. a4 Qh5 30. Kf1 Rf8 31. Ke2 Qh7 32. Rh1 Rh8 33. Rxh3 Qxh3 34. Rg1 Qh7 35. Kd1 Qf7 36. Kc2 Qf5 37. Qe2 Be7 38. Re1 Nd8 39. a5 bxa5 40. Bxa5 Nb7 41. Bd2 Bd8 42. Ra1 Rh7 43. Ra6 Bb6 44. Nf6 Rh2 45. Ng4 Rh1 46. f3 Rh7 47. Nf6 Rh3 48. Qg2 Kc7 49. f4 Nd8 50. Ba5 Rh8 51. Rxa7+ 1-0

[Event "Soacha op-A"]
[Site "Soacha"]
[Date "2021.09.09"]
[Round "4"]
[White "Guarin Fonseca, Nobel Alfredo"]
[Black "Bejarano, Danny Andres"]
[Result "1/2-1/2"]
[ECO "E05"]
[WhiteElo "1852"]
[BlackElo "1991"]
[PlyCount "96"]
[EventDate "2021.09.08"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "COL"]
[SourceTitle "CBM 204 Extra"]
[Source "ChessBase"]
[SourceDate "2021.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2021.11.30"]
[SourceQuality "1"]

1. d4 Nf6 2. g3 d5 3. Bg2 e6 4. Nf3 Be7 5. c4 0-0 6. 0-0 dxc4 7. Qc2 a6 8. a4 Bd7 9. Nbd2 Bc6 10. Nxc4 Nbd7 11. Rd1 b5 12. Nce5 Be4 13. Qb3 bxa4 14. Qxa4 Nb6 15. Qb3 a5 16. Bg5 a4 17. Qb5 Qd5 18. Qxd5 Bxd5 19. Rdc1 Bd6 20. Bxf6 gxf6 21. Ng4 Kg7 22. Ne3 Be4 23. Nc4 Rfb8 24. Ncd2 Bg6 25. Nh4 Ra6 26. Nxg6 hxg6 27. Bc6 Nd5 28. e4 Nb4 29. Bxa4 Nd3 30. Rc6 Rxc6 31. Bxc6 Rxb2 32. Nc4 Rc2 33. Nxd6 cxd6 34. Ba4 Rd2 35. Rd1 Rxd1+ 36. Bxd1 f5 37. f3 fxe4 38. fxe4 f5 39. exf5 gxf5 40. Kf1 Kf6 41. Ke2 Nb4 42. Kd2 e5 43. dxe5+ Kxe5 44. h4 Nd5 45. Kd3 Nf6 46. Bf3 d5 47. h5 Nh7 48. h6 d4 1/2-1/2

[Event "Soacha op-A"]
[Site "Soacha"]
[Date "2021.09.09"]
[Round "3"]
[White "Negron Lizarazo, Juan Sebastian"]
[Black "Guarin Fonseca, Nobel Alfredo"]
[Result "0-1"]
[ECO "A80"]
[WhiteElo "1488"]
[BlackElo "1852"]
[PlyCount "118"]
[EventDate "2021.09.08"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "COL"]
[SourceTitle "CBM 204 Extra"]
[Source "ChessBase"]
[SourceDate "2021.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2021.11.30"]
[SourceQuality "1"]

1. d4 f5 2. Nf3 Nf6 3. e3 b6 4. Be2 Bb7 5. Nbd2 g6 6. b3 Bg7 7. Bb2 0-0 8. 0-0 Ne4 9. c4 e6 10. Qc2 d6 11. Bd3 Nxd2 12. Nxd2 Qg5 13. e4 Nc6 14. Nf3 Qe7 15. a3 fxe4 16. Bxe4 Rf4 17. Rfe1 Raf8 18. Bxc6 Bxc6 19. d5 Bxb2 20. Qxb2 Rxf3 21. gxf3 Qg5+ 22. Kh1 exd5 23. Re3 dxc4 24. Qc3 Qf5 25. Kg2 Qg4+ 26. Kf1 Rxf3 27. Rxf3 Bxf3 28. Qxc4+ d5 29. Qxg4 Bxg4 30. b4 Bd7 31. Rc1 Bb5+ 32. Kg2 c6 33. Kf3 Kf7 34. Kf4 Kf6 35. h4 h6 36. Rc3 d4 37. Rc1 d3 38. Ke3 a5 39. f3 axb4 40. axb4 Kf5 41. Rg1 g5 42. hxg5 hxg5 43. Rh1 Ke5 44. Rh8 Kd5 45. Re8 Kc4 46. Re4+ Kc3 47. Rd4 Kc2 48. Rd6 Kb3 49. Rd4 Kc3 50. Rg4 Bc4 51. Rxg5 d2 52. Rg1 Bb3 53. Ke2 d1Q+ 54. Rxd1 Bxd1+ 55. Kxd1 Kxb4 56. Kd2 Kc5 57. Ke3 Kd6 58. Kf4 Ke6 59. Kg5 Kf7 0-1

[Event "Soacha op-A"]
[Site "Soacha"]
[Date "2021.09.08"]
[Round "2"]
[White "Guarin Fonseca, Nobel Alfredo"]
[Black "Pazos Gambarrotti, Plinio Efrain"]
[Result "0-1"]
[ECO "E05"]
[WhiteElo "1852"]
[BlackElo "2063"]
[PlyCount "144"]
[EventDate "2021.09.08"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "COL"]
[SourceTitle "CBM 204 Extra"]
[Source "ChessBase"]
[SourceDate "2021.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2021.11.30"]
[SourceQuality "1"]

1. Nf3 Nf6 2. g3 d5 3. Bg2 e6 4. c4 Be7 5. d4 0-0 6. 0-0 dxc4 7. Ne5 Nc6 8. Nxc6 bxc6 9. Bxc6 Rb8 10. Bg2 Bb7 11. Nc3 Bxg2 12. Kxg2 c5 13. dxc5 Qc7 14. e4 Qxc5 15. Be3 Qc6 16. Qc2 Rb7 17. f3 Rfb8 18. Rab1 Nd7 19. Ne2 Qa6 20. b3 Bf6 21. Bd4 h6 22. Bxf6 cxb3 23. Rxb3 Rxb3 24. axb3 Nxf6 25. Nd4 Rc8 26. Qd2 Qb6 27. Qf2 Rd8 28. Ne2 Qa5 29. Qe3 Qa2 30. Rf2 a5 31. Nd4 Qb1 32. Nc6 Rd3 33. Ne7+ Kh7 34. Qf4 Rd7 35. e5 Nd5 36. Nxd5 Rxd5 37. Qxf7 Rxe5 38. Qc7 Rb5 39. Qc4 Qxb3 40. Qe4+ Kg8 41. Qa8+ Kf7 42. Rd2 Rd5 43. Re2 Qd1 44. Qb7+ Rd7 45. Qe4 Qd5 46. Qf4+ Kg8 47. Re5 Qa2+ 48. Kh3 Rd5 49. g4 Rxe5 50. Qxe5 Qd5 51. Qb8+ Kh7 52. Qb1+ Kg8 53. Qb8+ Kf7 54. Qc7+ Kf6 55. Qc3+ Qe5 56. Qd2 Ke7 57. f4 Qc5 58. Qb2 Qe3+ 59. Kg2 Qe4+ 60. Kg3 Kf7 61. Qf2 a4 62. f5 exf5 63. gxf5 Kf6 64. h4 Qe5+ 65. Kg2 a3 66. Qf1 Qd5+ 67. Kg3 a2 68. Qa6+ Kf7 69. Qg6+ Kf8 70. f6 Qe5+ 71. Kg2 Qxf6 72. Qxf6+ gxf6 0-1

[Event "Soacha op-A"]
[Site "Soacha"]
[Date "2021.09.08"]
[Round "1"]
[White "Sanchez Alvares, Kelvin Antonio"]
[Black "Guarin Fonseca, Nobel Alfredo"]
[Result "1-0"]
[ECO "E57"]
[WhiteElo "2217"]
[BlackElo "1852"]
[PlyCount "119"]
[EventDate "2021.09.08"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "COL"]
[SourceTitle "CBM 204 Extra"]
[Source "ChessBase"]
[SourceDate "2021.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2021.11.30"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 Nf6 3. c4 dxc4 4. e3 e6 5. Bxc4 c5 6. Nc3 Nc6 7. 0-0 cxd4 8. exd4 Be7 9. Bg5 0-0 10. a3 a6 11. Qd3 Nd5 12. Bxd5 exd5 13. Bxe7 Nxe7 14. Rfe1 Bf5 15. Qd2 Nc6 16. Rad1 Qd6 17. Qg5 Be6 18. Ne2 h6 19. Qh5 Rac8 20. Ne5 Nxe5 21. dxe5 Qb6 22. Rd2 Rc4 23. Nc3 Qa5 24. Qd1 Bg4 25. Qb3 Rfc8 26. Rxd5 Qc7 27. Rd6 Re8 28. h3 Be6 29. Qb6 Qc8 30. Re3 Rc6 31. Rxc6 bxc6 32. Ne4 Qa8 33. Nc5 Rb8 34. Qxa6 Qxa6 35. Nxa6 Rxb2 36. Rc3 Ra2 37. f3 Bd5 38. Nb4 Re2 39. Nxc6 Bxc6 40. Rxc6 Rxe5 41. Rc1 Kf8 42. a4 Ke7 43. Kf2 Kd6 44. Rc4 Kd5 45. Rb4 Kc6 46. Rf4 f5 47. g4 fxg4 48. hxg4 h5 49. Rf5 Re7 50. Rxh5 Ra7 51. a5 Kd6 52. Rb5 Rc7 53. Rb2 Ke5 54. a6 Kf4 55. Rb4+ Kg5 56. Ra4 Ra7 57. Ke3 Re7+ 58. Kd4 Rf7 59. Ra5+ Kf4 60. Rf5+ 1-0

[Event "COL-ch Cat B/C U2200"]
[Site "Medellin"]
[Date "2021.06.14"]
[Round "7"]
[White "Guarin Fonseca, Nobel Alfredo"]
[Black "Cordoba Roa, Angel Gabriel"]
[Result "0-1"]
[ECO "B33"]
[WhiteElo "1789"]
[BlackElo "1908"]
[PlyCount "62"]
[EventDate "2021.06.10"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. Nc3 Nc6 4. d4 cxd4 5. Nxd4 e5 6. Ndb5 a6 7. Na3 b5 8. Nd5 Nf6 9. Bg5 Be7 10. Bxf6 Bxf6 11. c3 0-0 12. Bd3 Be6 13. Nxf6+ Qxf6 14. Nc2 Rfd8 15. Ne3 Ne7 16. 0-0 Rab8 17. Qc2 g6 18. a4 d5 19. exd5 Nxd5 20. Nxd5 Bxd5 21. axb5 axb5 22. Be4 Bxe4 23. Qxe4 Rd2 24. Qb4 Qb6 25. h3 Rbd8 26. Rae1 R8d5 27. Re3 Rxf2 28. Kxf2 Rd2+ 29. Kf3 Qf6+ 30. Kg3 Qxf1 31. Qe4 Rxg2+ 0-1

[Event "COL-ch Cat B/C U2200"]
[Site "Medellin"]
[Date "2021.06.13"]
[Round "5"]
[White "Chirivi Castiblanco, Jenny Astrid"]
[Black "Guarin Fonseca, Nobel Alfredo"]
[Result "1-0"]
[ECO "A52"]
[WhiteElo "2083"]
[BlackElo "1789"]
[PlyCount "91"]
[EventDate "2021.06.10"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. d4 Nc6 2. c4 Nf6 3. Nf3 e5 4. dxe5 Ng4 5. Bg5 Be7 6. Bf4 Bb4+ 7. Nc3 Qe7 8. Qd5 f6 9. exf6 Nxf6 10. Qd3 0-0 11. g3 Ne4 12. Bg2 d6 13. 0-0 Nc5 14. Nd5 Nxd3 15. Nxe7+ Nxe7 16. exd3 Ng6 17. Be3 c6 18. a3 Ba5 19. b4 Bc7 20. d4 Bg4 21. Nd2 a5 22. Rfc1 axb4 23. axb4 Ne7 24. b5 h6 25. Rcb1 Ba5 26. bxc6 bxc6 27. h3 Be2 28. Nb3 Bc3 29. Rxa8 Rxa8 30. Bf1 Bxf1 31. Kxf1 Nf5 32. Ke2 Ra2+ 33. Kd3 Bb4 34. Nc1 Ra4 35. g4 Nxe3 36. fxe3 c5 37. Ke4 cxd4 38. exd4 Ba3 39. Kd5 Ra5+ 40. c5 dxc5 41. Rb8+ Kf7 42. Nb3 Ra7 43. dxc5 Rd7+ 44. Kc4 Rd1 45. c6 Rd6 46. Nd4 1-0

[Event "COL-ch Cat B/C U2200"]
[Site "Medellin"]
[Date "2021.06.13"]
[Round "6"]
[White "Llano Buritica, Eduardo Alejandro"]
[Black "Guarin Fonseca, Nobel Alfredo"]
[Result "0-1"]
[ECO "E70"]
[WhiteElo "1941"]
[BlackElo "1789"]
[PlyCount "78"]
[EventDate "2021.06.10"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. c4 g6 2. d4 c5 3. d5 Bg7 4. Nc3 Nf6 5. e4 0-0 6. Nge2 d6 7. Ng3 e6 8. Be2 a6 9. a4 b6 10. 0-0 Qe7 11. Bg5 h6 12. Be3 e5 13. h3 Ne8 14. Qd2 Kh7 15. Ra3 f5 16. exf5 gxf5 17. f4 e4 18. Nh5 Bh8 19. Nd1 Nf6 20. Ng3 Rg8 21. Bf2 a5 22. Ne3 Qg7 23. Kh2 Qg6 24. Rg1 Ra7 25. Ngf1 Rag7 26. Rb3 Rb7 27. g4 fxg4 28. Nxg4 Nxg4+ 29. hxg4 Qf6 30. f5 Nd7 31. Rh3 Ne5 32. Be3 Nf7 33. b3 Ng5 34. Rh5 Rbg7 35. Rh1 Bxf5 36. gxf5 Nf7 37. Rg1 Qe5+ 38. Kh1 Rxg1+ 39. Bxg1 Qg7 0-1

[Event "COL-ch Cat B/C U2200"]
[Site "Medellin"]
[Date "2021.06.12"]
[Round "4"]
[White "Guarin Fonseca, Nobel Alfredo"]
[Black "Leon Acevedo, Juan Alejandro"]
[Result "1-0"]
[ECO "B40"]
[WhiteElo "1789"]
[BlackElo "1896"]
[PlyCount "115"]
[EventDate "2021.06.10"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. g3 Nc6 4. Bg2 d6 5. d4 cxd4 6. Nxd4 Nf6 7. 0-0 Bd7 8. Nb5 Qb8 9. Bf4 e5 10. Bg5 a6 11. N5c3 Be7 12. Bxf6 Bxf6 13. Nd5 Qd8 14. Nbc3 0-0 15. Na4 b5 16. Nab6 Ra7 17. a4 Rb7 18. axb5 axb5 19. Ra8 Rb8 20. Nxf6+ gxf6 21. Rxb8 Nxb8 22. Nxd7 Qxd7 23. Qh5 Kg7 24. Bh3 Qe7 25. f4 Nc6 26. Qg4+ Kh8 27. Qd7 Qxd7 28. Bxd7 Nd4 29. c3 Rd8 30. Bg4 Nc6 31. fxe5 Nxe5 32. Be2 d5 33. Rd1 b4 34. Rxd5 Rxd5 35. exd5 bxc3 36. bxc3 Kg7 37. c4 Nd7 38. Kf2 Nc5 39. Ke3 Kf8 40. Kd4 Nb3+ 41. Kc3 Nc5 42. Bd3 h6 43. Bf5 Ke7 44. Kb4 Kd6 45. Kb5 Nb3 46. Bg4 f5 47. Kb4 Nc5 48. Bxf5 f6 49. Kb5 Nb7 50. Bh3 Nc5 51. Bf1 Nb7 52. Be2 Nc5 53. Kb6 Ne4 54. Kb7 f5 55. Kb6 Nc5 56. Bd1 Nd7+ 57. Kb5 Nc5 58. Bc2 1-0

[Event "COL-ch Cat B/C U2200"]
[Site "Medellin"]
[Date "2021.06.11"]
[Round "3"]
[White "Guarin Fonseca, Nobel Alfredo"]
[Black "Marin, Schmidt"]
[Result "0-1"]
[ECO "B53"]
[WhiteElo "1789"]
[BlackElo "1992"]
[PlyCount "106"]
[EventDate "2021.06.10"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Qxd4 Nc6 5. Bb5 Bd7 6. Bxc6 Bxc6 7. Nc3 Nf6 8. Bg5 h6 9. Bxf6 gxf6 10. 0-0-0 Qa5 11. Qd3 h5 12. h4 Bh6+ 13. Kb1 a6 14. Nd4 Bd7 15. Nd5 Rc8 16. Nf5 Bf8 17. Nfxe7 Rh6 18. Nxc8 Bxc8 19. f4 Bg4 20. Rd2 b5 21. Re1 Be6 22. e5 fxe5 23. fxe5 dxe5 24. Rxe5 Bg7 25. Ree2 Kf8 26. Qg3 Kg8 27. Ne7+ Kf8 28. Qa3 Qxa3 29. bxa3 Kxe7 30. a4 b4 31. Rd5 Bc3 32. Rd3 Rf6 33. Rf3 Rxf3 34. gxf3 Kf6 35. Rg2 Bd5 36. Rg1 Ke7 37. Rg5 Bxf3 38. Rg3 Bg4 39. a3 f5 40. axb4 Bxb4 41. Rb3 Bc5 42. Kc1 f4 43. Kd2 f3 44. Ke1 Kd6 45. a5 Ke5 46. c4 Kf4 47. Kd2 Kg3 48. Kd3 Bf5+ 49. Kd2 Kg2 50. Kd1 f2 51. Rb2 Bg4+ 52. Kc1 Ba3 53. Kc2 Bxb2 0-1

[Event "COL-ch Cat B/C U2200"]
[Site "Medellin"]
[Date "2021.06.10"]
[Round "1"]
[White "Guarin Fonseca, Nobel Alfredo"]
[Black "Ospina Castro, Santiago"]
[Result "1-0"]
[ECO "D02"]
[WhiteElo "1789"]
[BlackElo "1947"]
[PlyCount "67"]
[EventDate "2021.06.10"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. Nf3 Nf6 2. g3 d5 3. Bg2 Bg4 4. 0-0 Nbd7 5. d4 Bxf3 6. Bxf3 e5 7. dxe5 Nxe5 8. Bg2 c6 9. b3 Bc5 10. Bb2 Qe7 11. Nd2 Rd8 12. Nf3 Ng6 13. Nd4 Qd7 14. Qd3 Ne7 15. Nf3 Qf5 16. Qc3 Bd6 17. Nh4 Qc8 18. Qe3 Qe6 19. Qxa7 0-0 20. Bxf6 Qxf6 21. Qxb7 Qc3 22. e4 Rb8 23. Qa6 Qxc2 24. exd5 Ra8 25. Qc4 Qxc4 26. bxc4 cxd5 27. cxd5 Rfb8 28. Rfe1 Rb2 29. Rxe7 Bxe7 30. d6 Raxa2 31. Rxa2 Rxa2 32. dxe7 Ra1+ 33. Bf1 Re1 34. Nf5 1-0

[Event "COL-ch U16"]
[Site "Bogota"]
[Date "2021.03.28"]
[Round "7"]
[White "Guarin Fonseca, Nobel Alfredo"]
[Black "Mercado Maestre, Maria Angel"]
[Result "1-0"]
[ECO "A11"]
[WhiteElo "1862"]
[BlackElo "1282"]
[PlyCount "83"]
[EventDate "2021.03.24"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. Nf3 d5 2. c4 c6 3. g3 Nf6 4. Bg2 Bf5 5. Qb3 Qb6 6. 0-0 e6 7. d4 c5 8. Nc3 Nc6 9. cxd5 Qxb3 10. axb3 Nxd5 11. dxc5 Nxc3 12. bxc3 Bxc5 13. b4 Bb6 14. b5 Ne7 15. Nd4 Rb8 16. Bf4 Rd8 17. Bxb7 0-0 18. Nxf5 Nxf5 19. Rfd1 f6 20. e4 Ne7 21. Bd6 Rfe8 22. c4 Nc8 23. Bb4 Bd4 24. Rab1 e5 25. Bc6 Kf7 26. Bxe8+ Kxe8 27. c5 Kd7 28. Ba5 Re8 29. b6 Kc6 30. b7 Ne7 31. b8Q Rxb8 32. Rxb8 Kxc5 33. Bb4+ Kc6 34. Bxe7 Kc7 35. Rg8 Kd7 36. Bc5 Ke6 37. Bxd4 exd4 38. Rxd4 g6 39. Rgd8 Ke7 40. R8d7+ Kf8 41. Rxa7 h6 42. Rd8# 1-0

[Event "COL-ch U16"]
[Site "Bogota"]
[Date "2021.03.27"]
[Round "6"]
[White "Diaz Larrea, Juan Manuel"]
[Black "Guarin Fonseca, Nobel Alfredo"]
[Result "0-1"]
[ECO "C01"]
[WhiteElo "1583"]
[BlackElo "1862"]
[PlyCount "108"]
[EventDate "2021.03.24"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. exd5 exd5 4. Bd3 Bd6 5. Ne2 Ne7 6. Bf4 0-0 7. 0-0 Bf5 8. c3 c6 9. Qc2 Bxd3 10. Qxd3 Qc7 11. Bxd6 Qxd6 12. Nd2 Nd7 13. Rfe1 Rae8 14. Ng3 f5 15. Re2 f4 16. Ngf1 Ng6 17. Rae1 Rxe2 18. Qxe2 Nf6 19. Qe6+ Qxe6 20. Rxe6 Kf7 21. Re1 Nh4 22. g3 fxg3 23. fxg3 Nf5 24. Re5 Nd6 25. Ne3 Nd7 26. Rh5 Re8 27. Kf2 Nf6 28. Rh3 h5 29. Nf3 Nde4+ 30. Kg1 Kf8 31. Ne5 Ng5 32. Rh4 Kg8 33. Nf5 Re6 34. Kg2 g6 35. Ne3 Nf7 36. Nxf7 Kxf7 37. Kf2 g5 38. Rh3 Kg6 39. g4 hxg4 40. Rh8 Ne4+ 41. Kg2 Nxc3 42. bxc3 Rxe3 43. Rb8 Rxc3 44. Rxb7 Rc2+ 45. Kg3 Rxa2 46. Rc7 Rc2 47. Kxg4 a5 48. Kf3 a4 49. Ke3 a3 50. Ra7 Rxh2 51. Ra6 a2 52. Rxc6+ Kf5 53. Rc1 Rh3+ 54. Ke2 Ke4 0-1

[Event "COL-ch U16"]
[Site "Bogota"]
[Date "2021.03.27"]
[Round "5"]
[White "Munoz Triana, Joseph Steve"]
[Black "Guarin Fonseca, Nobel Alfredo"]
[Result "1-0"]
[ECO "C02"]
[WhiteElo "1266"]
[BlackElo "1862"]
[PlyCount "127"]
[EventDate "2021.03.24"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. e5 c5 4. c3 Nc6 5. Nf3 Qb6 6. a3 f6 7. Be2 fxe5 8. Nxe5 Bd6 9. dxc5 Bxc5 10. Nd3 Bd6 11. Be3 Qc7 12. h3 Nf6 13. Nd2 e5 14. Rc1 Bf5 15. 0-0 0-0 16. f4 Ne4 17. fxe5 Nxe5 18. Nxe4 Bxe4 19. Nxe5 Rxf1+ 20. Bxf1 Bxe5 21. Qg4 Re8 22. Rd1 Bh2+ 23. Kh1 Bc2 24. Rxd5 Bg6 25. Bc4 Kh8 26. Rd7 Qg3 27. Qxg3 Bxg3 28. Bf7 Bxf7 29. Rxf7 h5 30. Bxa7 Re1+ 31. Bg1 b6 32. h4 Kg8 33. Rf3 Bxh4 34. Kh2 g5 35. g3 g4 36. Rf5 Be7 37. Bxb6 h4 38. Bf2 Re2 39. gxh4 Bxh4 40. Kg1 g3 41. Bxg3 Be7 42. Re5 Rxb2 43. Rxe7 Rb3 44. Be5 Rxa3 45. Kf2 Kf8 46. Bd6 Ra6 47. Bb4 Kg8 48. Ke3 Rh6 49. Kd4 Rh4+ 50. Re4 Rh5 51. c4 Kf7 52. c5 Rh1 53. c6 Rc1 54. Bc5 Ra1 55. c7 Ra8 56. Kd5 Rc8 57. Kc6 Rh8 58. Kd7 Rh5 59. c8Q Rd5+ 60. Bd6 Kg7 61. Qf8+ Kg6 62. Rg4+ Kh5 63. Qf7+ Kxg4 64. Qxd5 1-0

[Event "COL-ch U16"]
[Site "Bogota"]
[Date "2021.03.26"]
[Round "4"]
[White "Guarin Fonseca, Nobel Alfredo"]
[Black "Suarez Ardila, Luisa Maria"]
[Result "0-1"]
[ECO "E60"]
[WhiteElo "1862"]
[BlackElo "1724"]
[PlyCount "146"]
[EventDate "2021.03.24"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. Nf3 Nf6 2. b3 g6 3. Bb2 Bg7 4. g3 d6 5. d4 Nbd7 6. Bg2 0-0 7. c4 c6 8. 0-0 Re8 9. Nc3 Qc7 10. e4 e5 11. dxe5 Nxe5 12. Qd2 Nxf3+ 13. Bxf3 Bg4 14. Bg2 Rad8 15. h3 Be6 16. Rad1 Qc8 17. Kh2 a6 18. Ba3 d5 19. cxd5 cxd5 20. Nxd5 Bxd5 21. exd5 Re5 22. d6 Bf8 23. Rfe1 Rxe1 24. Rxe1 Qd7 25. Rd1 Ne8 26. Qd4 Bxd6 27. Bb2 f6 28. Qd5+ Kg7 29. Kh1 b6 30. g4 Qe7 31. Qf3 Bc7 32. g5 Rxd1+ 33. Qxd1 Qd6 34. Qxd6 Bxd6 35. Bc6 Kf7 36. Bxe8+ Kxe8 37. Bxf6 Bc5 38. Kg2 Kf7 39. h4 h5 40. Bc3 a5 41. Kf3 Ke6 42. Bd2 Be7 43. Ke4 Bd6 44. Bc3 Bc5 45. Be1 b5 46. f3 b4 47. Bg3 Bb6 48. Be5 Bf2 49. Bc7 Bxh4 50. Bxa5 Bxg5 51. Bxb4 h4 52. Be1 Be7 53. f4 Bf6 54. Kf3 h3 55. Kg3 Bh4+ 56. Kxh3 Bxe1 57. Kg4 Kf6 58. a3 Bd2 59. b4 Bc3 60. b5 Ba5 61. a4 Bc7 62. Kg3 g5 63. b6 Bxf4+ 64. Kg4 Be3 65. a5 Bc5 66. Kf3 Kf5 67. b7 Ba7 68. a6 g4+ 69. Kg3 Bb8+ 70. Kg2 Kf4 71. Kg1 Kf3 72. Kh1 g3 73. a7 g2+ 0-1

[Event "COL-ch U16"]
[Site "Bogota"]
[Date "2021.03.25"]
[Round "3"]
[White "Cabiativa, Juan Esteban"]
[Black "Guarin Fonseca, Nobel Alfredo"]
[Result "0-1"]
[ECO "D73"]
[WhiteElo "1765"]
[BlackElo "1862"]
[PlyCount "70"]
[EventDate "2021.03.24"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. d4 Nf6 2. g3 d5 3. Bg2 g6 4. Nf3 Bg7 5. c4 c6 6. Nc3 0-0 7. h4 h5 8. Bf4 Bf5 9. Ne5 dxc4 10. Nxc4 Nd5 11. Nxd5 cxd5 12. Ne3 Be6 13. Nc2 Nc6 14. e3 Qa5+ 15. Qd2 Qb5 16. b3 Rac8 17. Bf1 Qb6 18. Bd3 Bg4 19. 0-0 e5 20. dxe5 Nxe5 21. Bxe5 Bxe5 22. Nd4 Bxd4 23. exd4 Qxd4 24. Rac1 Rfe8 25. Rc2 Rxc2 26. Qxc2 Rc8 27. Qb1 Rc3 28. Qe1 Rxd3 29. Qe8+ Kg7 30. Kh2 Rd1 31. Rg1 Qxf2+ 32. Rg2 Qf1 33. Qe5+ Kh7 34. Qxh5+ gxh5 35. Rg1 Qxg1# 0-1

