[Event "COL-chT"]
[Site "Risaralda"]
[Date "2023.11.23"]
[Round "7.2"]
[White "Arciniegas Castro, Santiago"]
[Black "Gutierrez Pama, Andres Mauricio"]
[Result "1-0"]
[ECO "B60"]
[WhiteElo "1985"]
[BlackElo "1583"]
[PlyCount "63"]
[EventDate "2023.11.19"]
[EventType "team-swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "CB49_2023"]
[SourceDate "2023.12.06"]
[SourceVersion "1"]
[SourceVersionDate "2023.12.06"]
[SourceQuality "1"]
[WhiteTeam "Santander"]
[BlackTeam "Caqueta"]
[WhiteTeamCountry "COL"]
[BlackTeamCountry "COL"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. Bg5 e5 7. Bxf6 Qxf6 8. Nd5 Qd8 9. Nb5 Be6 10. Nbc7+ Kd7 11. Nxa8 Qxa8 12. Be2 Be7 13. 0-0 Qg8 14. c3 g5 15. Bg4 Qg6 16. Bxe6+ fxe6 17. Nxe7 Nxe7 18. Qd3 Kc7 19. Rad1 Rd8 20. Qe3 Nc8 21. c4 b6 22. b4 Ne7 23. c5 Nc6 24. cxb6+ axb6 25. Rc1 Kb7 26. Qc3 Rc8 27. b5 Ne7 28. Qa3 Qxe4 29. Qa6+ Kb8 30. Qxb6+ Ka8 31. Qa6+ Kb8 32. Qxd6+ 1-0

[Event "COL-chT"]
[Site "Risaralda"]
[Date "2023.11.21"]
[Round "4.2"]
[White "Arciniegas Castro, Santiago"]
[Black "Arenas Vanegas, David"]
[Result "0-1"]
[ECO "D02"]
[WhiteElo "1985"]
[BlackElo "2405"]
[PlyCount "102"]
[EventDate "2023.11.19"]
[EventType "team-swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "CB49_2023"]
[SourceDate "2023.12.06"]
[SourceVersion "1"]
[SourceVersionDate "2023.12.06"]
[SourceQuality "1"]
[WhiteTeam "Santander"]
[BlackTeam "Antioquia"]
[WhiteTeamCountry "COL"]
[BlackTeamCountry "COL"]

1. d4 Nf6 2. Bf4 e6 3. e3 d5 4. Nf3 Bd6 5. Bg3 0-0 6. Bd3 c5 7. c3 Qc7 8. Ne5 Nbd7 9. Nxd7 Bxd7 10. Bxd6 Qxd6 11. f4 b5 12. Nd2 b4 13. a3 bxc3 14. bxc3 cxd4 15. cxd4 Rfc8 16. 0-0 Rc3 17. Nb1 Rc7 18. Ra2 g6 19. Rb2 Rac8 20. Qb3 Ng4 21. Be2 Nf6 22. Bd3 Kg7 23. h3 Rc6 24. Qb4 Qc7 25. Qb7 Qa5 26. Rb5 Qd8 27. Rb2 R6c7 28. Qb3 Rc1 29. Rxc1 Rxc1+ 30. Kh2 Ng4+ 31. Kg3 Nxe3 32. Qb8 Qxb8 33. Rxb8 Rd1 34. Be2 Nf5+ 35. Kf2 Rxd4 36. g3 Ra4 37. Rb7 Be8 38. Rb8 Nd6 39. Rxe8 Nxe8 40. Bb5 Rd4 41. Bxe8 Rd1 42. Nc3 Rd3 43. Nb5 Kf8 44. Bc6 a6 45. Nd6 Rxa3 46. Nb7 Ke7 47. h4 h5 48. Kg2 Ra2+ 49. Kf3 Rc2 50. Ba4 Rc7 51. Na5 Rc3+ 0-1

[Event "COL-chT"]
[Site "Risaralda"]
[Date "2023.11.21"]
[Round "5.2"]
[White "Hernandez Jimenez, Jeronimo"]
[Black "Arciniegas Castro, Santiago"]
[Result "1/2-1/2"]
[ECO "E21"]
[WhiteElo "2173"]
[BlackElo "1985"]
[PlyCount "45"]
[EventDate "2023.11.19"]
[EventType "team-swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "CB49_2023"]
[SourceDate "2023.12.06"]
[SourceVersion "1"]
[SourceVersionDate "2023.12.06"]
[SourceQuality "1"]
[WhiteTeam "Cundinamarca"]
[BlackTeam "Santander"]
[WhiteTeamCountry "COL"]
[BlackTeamCountry "COL"]

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 b6 5. a3 Bxc3+ 6. Qxc3 Bb7 7. Nf3 d6 8. e3 Nbd7 9. b4 a5 10. b5 0-0 11. Be2 Ne4 12. Qc2 f5 13. 0-0 g5 14. Ne1 Qe8 15. f3 Nef6 16. Bb2 g4 17. Nd3 gxf3 18. Bxf3 Ne4 19. Nf2 Ndf6 20. d5 Ng5 21. e4 Nxf3+ 22. gxf3 fxe4 23. Nxe4 1/2-1/2

[Event "COL-chT"]
[Site "Risaralda"]
[Date "2023.11.20"]
[Round "3.2"]
[White "Pinzon, Jairo David"]
[Black "Arciniegas Castro, Santiago"]
[Result "0-1"]
[ECO "A45"]
[WhiteElo "2140"]
[BlackElo "1985"]
[PlyCount "74"]
[EventDate "2023.11.19"]
[EventType "team-swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "CB49_2023"]
[SourceDate "2023.12.06"]
[SourceVersion "1"]
[SourceVersionDate "2023.12.06"]
[SourceQuality "1"]
[WhiteTeam "Bogota"]
[BlackTeam "Santander"]
[WhiteTeamCountry "COL"]
[BlackTeamCountry "COL"]

1. d4 Nf6 2. Bg5 e6 3. e4 h6 4. Bxf6 Qxf6 5. c3 d5 6. e5 Qd8 7. f4 c5 8. Nf3 Nc6 9. Be2 Qb6 10. b3 Bd7 11. Qd3 cxd4 12. Nxd4 Nxd4 13. cxd4 Bb4+ 14. Kf2 Rc8 15. a3 Be7 16. Rd1 a6 17. a4 Bb4 18. Ra2 0-0 19. Rc2 Rxc2 20. Qxc2 Rc8 21. Qd3 Qa7 22. g4 b5 23. a5 Bxa5 24. f5 exf5 25. gxf5 Bb6 26. Bh5 Qc7 27. Kg3 Qc2 28. Bg4 h5 29. Bh3 h4+ 30. Kxh4 Qxh2 31. Rf1 Bd8+ 32. f6 g5+ 33. Kxg5 Bxh3 34. Rf3 Rc2 35. Rxh3 Rg2+ 36. Kh5 Qf4 37. Qe3 Qg4+ 0-1

[Event "COL-chT"]
[Site "Risaralda"]
[Date "2023.11.19"]
[Round "1.1"]
[White "Arciniegas Castro, Santiago"]
[Black "Sierra Castillo, Eyber"]
[Result "1-0"]
[ECO "D02"]
[WhiteElo "1985"]
[BlackElo "1514"]
[PlyCount "115"]
[EventDate "2023.11.19"]
[EventType "team-swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "CB49_2023"]
[SourceDate "2023.12.06"]
[SourceVersion "1"]
[SourceVersionDate "2023.12.06"]
[SourceQuality "1"]
[WhiteTeam "Santander"]
[BlackTeam "Sucre"]
[WhiteTeamCountry "COL"]
[BlackTeamCountry "COL"]

1. d4 d5 2. Bf4 Nf6 3. e3 e6 4. Nf3 Bd6 5. Bg3 Bxg3 6. hxg3 Nbd7 7. Nbd2 b6 8. Bd3 Bb7 9. Ne5 h6 10. Ndf3 Qe7 11. c3 a6 12. a4 c5 13. g4 Nxe5 14. Nxe5 Nd7 15. Nxd7 Qxd7 16. g5 c4 17. Bc2 0-0-0 18. gxh6 Rxh6 19. Rxh6 gxh6 20. Qh5 Rh8 21. g4 f6 22. Qg6 Qe7 23. 0-0-0 Bc6 24. Qh5 Qd7 25. Qh4 Qg7 26. Rh1 Bd7 27. f4 f5 28. gxf5 exf5 29. Qh5 Qf6 30. Rg1 Qe6 31. Rg3 Re8 32. Kd2 Re7 33. Ke2 Re8 34. Kf2 Re7 35. Qg6 Qxg6 36. Rxg6 Re6 37. Rg8+ Re8 38. Rxe8+ Bxe8 39. Bxf5+ Kc7 40. Bc2 Kd6 41. Kg3 Ke6 42. Kg4 Kf6 43. b3 Bd7+ 44. Kh5 Kg7 45. bxc4 dxc4 46. e4 a5 47. d5 Be8+ 48. Kg4 b5 49. axb5 Bxb5 50. e5 a4 51. f5 a3 52. Bb1 Ba4 53. d6 Kf7 54. e6+ Kf6 55. d7 Ke7 56. f6+ Kd8 57. f7 Bd1+ 58. Kf4 1-0

[Event "COL-chT"]
[Site "Risaralda"]
[Date "2023.11.19"]
[Round "2.2"]
[White "Arciniegas Castro, Santiago"]
[Black "Tovio, Israel"]
[Result "1/2-1/2"]
[ECO "A48"]
[WhiteElo "1985"]
[BlackElo "2223"]
[PlyCount "100"]
[EventDate "2023.11.19"]
[EventType "team-swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "CB49_2023"]
[SourceDate "2023.12.06"]
[SourceVersion "1"]
[SourceVersionDate "2023.12.06"]
[SourceQuality "1"]
[WhiteTeam "Santander"]
[BlackTeam "Bolivar"]
[WhiteTeamCountry "COL"]
[BlackTeamCountry "COL"]

1. d4 Nf6 2. Bf4 g6 3. e3 d6 4. Nf3 Bg7 5. Be2 0-0 6. 0-0 Nc6 7. h3 e5 8. Bh2 Qe7 9. c4 e4 10. Nfd2 Nd7 11. Nc3 f5 12. b4 Nf6 13. c5 d5 14. b5 Nd8 15. a4 Be6 16. a5 Nf7 17. Qb3 g5 18. b6 c6 19. bxa7 Rxa7 20. Qb6 Rfa8 21. a6 Nd8 22. Bd6 Qe8 23. Bb8 Nd7 24. Qxa7 Rxa7 25. Bxa7 bxa6 26. Rxa6 f4 27. Bb6 f3 28. gxf3 exf3 29. Bxf3 g4 30. hxg4 Qg6 31. Rfa1 Bxg4 32. Bxg4 Qxg4+ 33. Kf1 Ne6 34. Ra8+ Ndf8 35. Ne2 h5 36. R1a7 h4 37. Ke1 h3 38. Nf1 Ng5 39. Nh2 Qe4 40. Ng3 Qb1+ 41. Ke2 Qc2+ 42. Ke1 Qb1+ 43. Ke2 Qc2+ 44. Ke1 Ne4 45. Nxe4 Qxe4 46. Bc7 Bxd4 47. Bd6 Qb1+ 48. Ke2 Qc2+ 49. Kf3 Qe4+ 50. Ke2 Qc2+ 1/2-1/2

[Event "Bucaramanga op"]
[Site "Bucaramanga"]
[Date "2022.12.18"]
[Round "6"]
[White "Rivera Suarez, Cesar Dario"]
[Black "Arciniegas Castro, Santiago"]
[Result "0-1"]
[ECO "D37"]
[WhiteElo "1774"]
[BlackElo "1953"]
[PlyCount "56"]
[EventDate "2022.12.16"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. e3 Be7 5. Nbd2 0-0 6. Bd3 Nbd7 7. 0-0 b6 8. e4 dxe4 9. Nxe4 Bb7 10. Ng3 c5 11. Be3 Rc8 12. Ne5 cxd4 13. Bxd4 Nxe5 14. Bxe5 Nd7 15. Bd4 Bf6 16. Bxf6 Nxf6 17. Qe2 Qc7 18. Rac1 Rfd8 19. Rfd1 Qf4 20. Rc2 g6 21. Rcd2 Rd7 22. b3 Rcd8 23. Nf1 Qg5 24. f3 Nh5 25. g3 Nf4 26. Qe3 Nh3+ 27. Kg2 Qxe3 28. Nxe3 Ng5 0-1

[Event "Bucaramanga op"]
[Site "Bucaramanga"]
[Date "2022.12.18"]
[Round "5"]
[White "Rueda Rojas, Richard Alejandro"]
[Black "Arciniegas Castro, Santiago"]
[Result "0-1"]
[ECO "E06"]
[WhiteElo "1820"]
[BlackElo "1953"]
[PlyCount "56"]
[EventDate "2022.12.16"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. Nf3 d5 2. g3 Nf6 3. Bg2 e6 4. 0-0 Be7 5. c4 0-0 6. cxd5 exd5 7. d4 c6 8. Nc3 Bf5 9. Bf4 h6 10. h3 Nbd7 11. g4 Bh7 12. Rc1 Re8 13. Bh2 Qb6 14. Qd2 Bb4 15. Ne5 Nxe5 16. Bxe5 Nd7 17. Bg3 Qa6 18. e3 Qxa2 19. Bf3 Qa5 20. Ra1 Qd8 21. Ra4 a5 22. Rfa1 Nb6 23. R4a2 Nc4 24. Qc1 b5 25. b3 Nd6 26. Ne2 Rc8 27. Qd1 Ne4 28. Bxe4 Bxe4 0-1

[Event "Bucaramanga op"]
[Site "Bucaramanga"]
[Date "2022.12.17"]
[Round "4"]
[White "Arciniegas Castro, Santiago"]
[Black "Martinez Zuluaica, Julian"]
[Result "0-1"]
[ECO "A57"]
[WhiteElo "1953"]
[BlackElo "2141"]
[PlyCount "81"]
[EventDate "2022.12.16"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 c5 3. d5 d6 4. c4 b5 5. cxb5 a6 6. b6 Qxb6 7. Nc3 g6 8. e4 Bg7 9. Bd3 0-0 10. 0-0 a5 11. Nd2 Ba6 12. Bxa6 Qxa6 13. f4 Nbd7 14. Nf3 c4 15. Be3 Rfb8 16. Rb1 Ng4 17. Bd4 Bxd4+ 18. Qxd4 Qb6 19. b3 Rc8 20. Qxb6 Nxb6 21. Nd4 cxb3 22. Nc6 Kf8 23. axb3 e6 24. Rfc1 exd5 25. exd5 Nf6 26. Nb5 Ne8 27. Nba7 Rc7 28. Nb5 Rd7 29. Rd1 Nf6 30. Ra1 Nbxd5 31. Rxa5 Re8 32. Ra6 Re2 33. Ncd4 Rb2 34. Nxd6 Ne3 35. Ra8+ Kg7 36. Ne8+ Nxe8 37. Ne6+ Kh6 38. Rxd7 Nf6 39. Rd3 Nfg4 40. Rxe3 Rb1+ 41. Re1 0-1

[Event "Bucaramanga op"]
[Site "Bucaramanga"]
[Date "2022.12.17"]
[Round "3"]
[White "Suarez Pinto, Sergio Rafael"]
[Black "Arciniegas Castro, Santiago"]
[Result "0-1"]
[ECO "B92"]
[WhiteElo "1913"]
[BlackElo "1953"]
[PlyCount "92"]
[EventDate "2022.12.16"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Be2 e5 7. Nb3 Be7 8. Be3 Be6 9. 0-0 0-0 10. Kh1 d5 11. exd5 Nxd5 12. Nxd5 Bxd5 13. c4 Be6 14. Nc5 Qc8 15. Nxe6 Qxe6 16. f4 exf4 17. Bxf4 Nc6 18. Bd3 Rad8 19. Qe2 Bf6 20. Qe4 g6 21. Rad1 Bxb2 22. Rb1 Bg7 23. Rxb7 Rd4 24. Qf3 Na5 25. Ra7 Nxc4 26. Bc2 Na5 27. Bc7 Rd7 28. Bb6 Rxa7 29. Bxa7 Qxa2 30. Bc5 Rc8 31. Bb1 Qe6 32. Qa3 Qe2 33. Bd3 Qe5 34. Qxa5 Qxc5 35. Qxa6 Be5 36. Qb7 Rc7 37. Qe4 Rd7 38. Qf3 Kg7 39. Be2 Qb4 40. g3 h5 41. Rd1 Re7 42. Kg2 h4 43. g4 Qb2 44. Kf1 Bxh2 45. Bc4 Bg3 46. Be2 Re6 0-1

[Event "Bucaramanga op"]
[Site "Bucaramanga"]
[Date "2022.12.16"]
[Round "1"]
[White "Acosta Cruz, Luis Ivan"]
[Black "Arciniegas Castro, Santiago"]
[Result "0-1"]
[ECO "D02"]
[WhiteElo "1590"]
[BlackElo "1953"]
[PlyCount "66"]
[EventDate "2022.12.16"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. Nf3 d5 2. d4 Nf6 3. g3 e6 4. Bg2 Be7 5. 0-0 0-0 6. Re1 Nbd7 7. c4 dxc4 8. Qc2 a6 9. Qxc4 b5 10. Qc2 Bb7 11. e4 c5 12. Bg5 Rc8 13. Bxf6 Nxf6 14. Qd3 cxd4 15. Nbd2 Qb6 16. Rac1 Rxc1 17. Rxc1 Rd8 18. a3 Nd7 19. Nb3 e5 20. h3 Bd6 21. Nfd2 Rc8 22. Rxc8+ Bxc8 23. Nc1 Qc7 24. Ne2 Nb6 25. f4 f6 26. f5 Nc4 27. g4 Nxb2 28. Qb3+ Nc4 29. a4 Kf8 30. Nf3 Bd7 31. axb5 Bxb5 32. Ng3 Ne3 33. Kh2 Qc2 0-1

[Event "Bucaramanga op"]
[Site "Bucaramanga"]
[Date "2022.12.16"]
[Round "2"]
[White "Arciniegas Castro, Santiago"]
[Black "Sequeda Hernandez, Daniel Arturo"]
[Result "1-0"]
[ECO "C06"]
[WhiteElo "1953"]
[BlackElo "1262"]
[PlyCount "47"]
[EventDate "2022.12.16"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nd2 Nf6 4. e5 Nfd7 5. Bd3 c5 6. c3 Nc6 7. Ndf3 Qb6 8. Ne2 cxd4 9. cxd4 Be7 10. 0-0 f6 11. exf6 Nxf6 12. Re1 Bd7 13. Nf4 Nxd4 14. Nxd4 Bc5 15. Nfxe6 Kf7 16. Nxc5 Qxc5 17. Bg5 g6 18. Rc1 Qb6 19. Bxf6 Kxf6 20. Qf3+ Kg7 21. Re7+ Kh6 22. Qe3+ Kh5 23. Be2+ Bg4 24. Re5+ 1-0

[Event "Bucaramanga Santander Cup"]
[Site "Bucaramanga"]
[Date "2022.07.24"]
[Round "7"]
[White "Moreno Barajas, Diana Fernanda"]
[Black "Arciniegas Castro, Santiago"]
[Result "0-1"]
[ECO "C16"]
[WhiteElo "1628"]
[BlackElo "1935"]
[PlyCount "74"]
[EventDate "2022.07.20"]
[EventType "swiss"]
[EventRounds "8"]
[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 Bb4 4. e5 b6 5. f4 Ne7 6. Nf3 Qd7 7. Bd2 c5 8. Nb5 Bxd2+ 9. Qxd2 0-0 10. Nd6 Ba6 11. g4 Bxf1 12. Rxf1 Nc8 13. Nxc8 Qxc8 14. g5 Nc6 15. 0-0-0 cxd4 16. Nxd4 Nxd4 17. Qxd4 Qc5 18. h4 Rac8 19. Rd2 Qc4 20. Qxc4 Rxc4 21. Rf3 Rfc8 22. Kd1 Ra4 23. a3 Rcc4 24. Rdf2 Re4 25. Kd2 Rad4+ 26. Kc3 Rd1 27. Rh2 Rg1 28. h5 Rg4 29. g6 Rexf4 30. gxf7+ Kxf7 31. Rhf2 Rxf3+ 32. Rxf3+ Ke7 33. Kd3 Rg5 34. c4 Rxe5 35. Rh3 Rg5 36. b4 Kd6 37. cxd5 Kxd5 0-1

[Event "Bucaramanga Santander Cup"]
[Site "Bucaramanga"]
[Date "2022.07.23"]
[Round "6"]
[White "Arciniegas Castro, Santiago"]
[Black "Vargas Diaz, Edwin Mauricio"]
[Result "1-0"]
[ECO "A45"]
[WhiteElo "1935"]
[PlyCount "57"]
[EventDate "2022.07.20"]
[EventType "swiss"]
[EventRounds "8"]
[EventCountry "COL"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. d4 Nf6 2. Bf4 d6 3. Nc3 b6 4. e4 Bb7 5. f3 Nh5 6. Be3 g6 7. Qd2 Nd7 8. 0-0-0 Bg7 9. g4 Nhf6 10. Bh6 0-0 11. h4 e5 12. dxe5 Nxe5 13. h5 gxh5 14. Qg5 Ne8 15. Qxh5 Qf6 16. Be3 Qg6 17. Qh4 a6 18. Be2 f6 19. f4 Nf7 20. f5 Bh6 21. fxg6 Bxe3+ 22. Kb1 Nh6 23. gxh7+ Kh8 24. Nf3 Rf7 25. Rd3 Bf4 26. g5 fxg5 27. Nxg5 Bxg5 28. Qxg5 Rxh7 29. Rxh6 1-0

[Event "Bucaramanga Santander Cup"]
[Site "Bucaramanga"]
[Date "2022.07.20"]
[Round "1"]
[White "Arciniegas Castro, Santiago"]
[Black "Pilonieta Diaz, Edgar Mauricio"]
[Result "1-0"]
[ECO "C45"]
[WhiteElo "1935"]
[BlackElo "1600"]
[PlyCount "53"]
[EventDate "2022.07.20"]
[EventType "swiss"]
[EventRounds "8"]
[EventCountry "COL"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Bc5 5. Nxc6 bxc6 6. Bd3 a5 7. Qe2 Ne7 8. 0-0 Ng6 9. Kh1 Ne5 10. f4 Nxd3 11. cxd3 0-0 12. Be3 Bb6 13. Nc3 Re8 14. Qf2 d5 15. Bc5 Ba6 16. Rfd1 d4 17. Na4 Bb5 18. Nxb6 cxb6 19. Bxd4 c5 20. Bc3 Bxd3 21. Qg3 f6 22. Rxd3 Qc7 23. e5 f5 24. Rad1 Rad8 25. e6 Rxd3 26. Rxd3 Rxe6 27. Rd8+ 1-0

[Event "Bucaramanga Santander Cup"]
[Site "Bucaramanga"]
[Date "2022.07.20"]
[Round "2"]
[White "Rosales Espinel, Julio David"]
[Black "Arciniegas Castro, Santiago"]
[Result "0-1"]
[ECO "C00"]
[WhiteElo "1289"]
[BlackElo "1935"]
[PlyCount "62"]
[EventDate "2022.07.20"]
[EventType "swiss"]
[EventRounds "8"]
[EventCountry "COL"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. e4 e6 2. d3 d5 3. Qe2 Be7 4. Nf3 Nf6 5. g3 c5 6. e5 Nfd7 7. Bg2 Nc6 8. c3 b5 9. 0-0 h6 10. a4 b4 11. cxb4 Nxb4 12. Na3 Ba6 13. Nb5 Qa5 14. Bd2 Bxb5 15. axb5 Qxb5 16. Bxb4 Qxb4 17. Qc2 a5 18. Ra4 Qb5 19. Rb1 0-0 20. h4 Rfb8 21. h5 Qb3 22. Qxb3 Rxb3 23. Ra3 Rb7 24. Rba1 Bd8 25. R3a2 Rab8 26. Rb1 Bc7 27. d4 c4 28. Nd2 c3 29. Nc4 Rb4 30. Nxa5 Rxb2 31. Rbxb2 cxb2 0-1

[Event "COL-ch U2000"]
[Site "Villamaria"]
[Date "2019.11.04"]
[Round "6"]
[White "Arciniegas Castro, Santiago"]
[Black "Ramirez, Jorge Alonso"]
[Result "1-0"]
[ECO "B07"]
[WhiteElo "1943"]
[BlackElo "1969"]
[PlyCount "41"]
[EventDate "2019.11.01"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "CBM 193 Extra"]
[Source "ChessBase"]
[SourceDate "2020.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.01.31"]
[SourceQuality "1"]

1. d4 Nf6 2. Bf4 g6 3. Nc3 Bg7 4. e4 d6 5. Qd2 0-0 6. 0-0-0 c6 7. f3 b5 8. Kb1 b4 9. Nce2 a5 10. Bh6 Qb6 11. h4 c5 12. Bxg7 Kxg7 13. h5 Rh8 14. e5 Nd5 15. dxc5 dxc5 16. Qxd5 Nc6 17. h6+ Kf8 18. Nf4 Bf5 19. Bc4 e6 20. Qd6+ Ke8 21. Nxe6 1-0

[Event "COL-ch U2000"]
[Site "Villamaria"]
[Date "2019.11.04"]
[Round "7"]
[White "Pereira Vera, Henry Alberto"]
[Black "Arciniegas Castro, Santiago"]
[Result "1/2-1/2"]
[ECO "A01"]
[WhiteElo "1828"]
[BlackElo "1943"]
[PlyCount "58"]
[EventDate "2019.11.01"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "CBM 193 Extra"]
[Source "ChessBase"]
[SourceDate "2020.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.01.31"]
[SourceQuality "1"]

1. b3 Nf6 2. Bb2 g6 3. Bxf6 exf6 4. c4 f5 5. Nc3 d6 6. Rc1 Nd7 7. g3 Nf6 8. Bg2 h5 9. h4 Bh6 10. Nh3 0-0 11. 0-0 Ne4 12. e3 Nxc3 13. Rxc3 a5 14. a3 c6 15. Nf4 Re8 16. d4 Bd7 17. Qb1 Qf6 18. Rd1 Ra7 19. Bf3 Rd8 20. Rcd3 Be8 21. Kg2 Qe7 22. Qc2 Raa8 23. Qd2 f6 24. Qe2 Bf7 25. Qc2 g5 26. Kh2 gxf4 27. gxf4 Bg6 28. Rg1 Kh7 29. Rdd1 Qf7 1/2-1/2

[Event "COL-ch U2000"]
[Site "Villamaria"]
[Date "2019.11.03"]
[Round "4"]
[White "Arciniegas Castro, Santiago"]
[Black "Garces Trujillo, Luis Javier"]
[Result "1/2-1/2"]
[ECO "D00"]
[WhiteElo "1943"]
[BlackElo "1893"]
[PlyCount "103"]
[EventDate "2019.11.01"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "CBM 193 Extra"]
[Source "ChessBase"]
[SourceDate "2020.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.01.31"]
[SourceQuality "1"]

1. d4 Nf6 2. Bf4 d5 3. e3 c5 4. c3 cxd4 5. exd4 g6 6. Nf3 Bg7 7. Nbd2 0-0 8. Bd3 Bg4 9. h3 Bxf3 10. Nxf3 a6 11. Qb3 Qc8 12. 0-0 Nc6 13. Ne5 e6 14. Rfe1 Nd7 15. Nxd7 Qxd7 16. Qb6 Rfc8 17. Bg3 Ne7 18. Qd6 Qxd6 19. Bxd6 Nf5 20. Bxf5 gxf5 21. g4 fxg4 22. hxg4 Rc6 23. Ba3 b5 24. Bc5 a5 25. a3 Bf8 26. b4 axb4 27. axb4 Rca6 28. Rxa6 Rxa6 29. Bxf8 Kxf8 30. Kg2 Ra2 31. Kg3 Rc2 32. Re3 Kg7 33. f4 Kg6 34. Kh4 Rc1 35. Kg3 h5 36. gxh5+ Kxh5 37. Re5+ Kh6 38. f5 Rxc3+ 39. Kf4 Rc6 40. fxe6 fxe6 41. Re1 Kg6 42. Ke5 Rc4 43. Kxe6 Rxd4 44. Re5 Rxb4 45. Kxd5 Rb1 46. Re3 Kf5 47. Kc5 Kf4 48. Rh3 Ke4 49. Rh4+ Ke5 50. Rb4 Rxb4 51. Kxb4 Kd5 52. Kxb5 1/2-1/2

[Event "COL-ch U2000"]
[Site "Villamaria"]
[Date "2019.11.03"]
[Round "5"]
[White "Lozada Zuniga, Andres"]
[Black "Arciniegas Castro, Santiago"]
[Result "1-0"]
[ECO "A37"]
[WhiteElo "1958"]
[BlackElo "1943"]
[PlyCount "45"]
[EventDate "2019.11.01"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "CBM 193 Extra"]
[Source "ChessBase"]
[SourceDate "2020.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.01.31"]
[SourceQuality "1"]

1. Nf3 c5 2. g3 Nc6 3. Bg2 g6 4. 0-0 Bg7 5. c4 e5 6. Nc3 Nge7 7. d3 0-0 8. a3 d6 9. Rb1 a5 10. Ne1 Be6 11. Nd5 Rb8 12. f4 f5 13. b3 b5 14. Bd2 Bf7 15. Nc2 Nxd5 16. cxd5 Ne7 17. e4 Qc7 18. Qe2 Rfe8 19. fxe5 Bxe5 20. Kh1 fxe4 21. dxe4 c4 22. bxc4 bxc4 23. Qf3 1-0

[Event "COL-ch U2000"]
[Site "Villamaria"]
[Date "2019.11.02"]
[Round "2"]
[White "Arciniegas Castro, Santiago"]
[Black "Munoz, Laura Alexandra"]
[Result "1-0"]
[ECO "B98"]
[WhiteElo "1943"]
[BlackElo "1812"]
[PlyCount "41"]
[EventDate "2019.11.01"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "CBM 193 Extra"]
[Source "ChessBase"]
[SourceDate "2020.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.01.31"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bg5 e6 7. f4 Be7 8. Qf3 Nbd7 9. 0-0-0 h6 10. Bh4 g5 11. fxg5 Ne5 12. gxf6 Nxf3 13. fxe7 Qc7 14. Ndb5 axb5 15. Nxb5 Qb6 16. Nxd6+ Kd7 17. Nc4+ Qd4 18. Rxd4+ Nxd4 19. Nb6+ Kc6 20. Nxa8 Bd7 21. Bf6 1-0

[Event "COL-ch U2000"]
[Site "Villamaria"]
[Date "2019.11.02"]
[Round "3"]
[White "Salazar Grisales, Juan Jose"]
[Black "Arciniegas Castro, Santiago"]
[Result "0-1"]
[ECO "C06"]
[WhiteElo "1801"]
[BlackElo "1943"]
[PlyCount "58"]
[EventDate "2019.11.01"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "CBM 193 Extra"]
[Source "ChessBase"]
[SourceDate "2020.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.01.31"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nd2 Nf6 4. e5 Nfd7 5. Bd3 c5 6. c3 Nc6 7. Ne2 cxd4 8. cxd4 f6 9. exf6 Nxf6 10. Nf3 Bd6 11. 0-0 Qc7 12. Bg5 0-0 13. Rc1 Bd7 14. Bh4 Nh5 15. Bg3 Nxg3 16. hxg3 Qd8 17. Nc3 Qf6 18. Qd2 Kh8 19. a3 Nxd4 20. Nxd4 Qxd4 21. Rcd1 Qf6 22. Rde1 a6 23. Qe2 Bc5 24. Rc1 Qg5 25. Rc2 Bb6 26. Rd2 Rf6 27. Ne4 dxe4 28. Qxe4 Rh6 29. Qxb7 Qh5 0-1

[Event "COL-ch U2000"]
[Site "Villamaria"]
[Date "2019.11.01"]
[Round "1"]
[White "Franco, Jhonier"]
[Black "Arciniegas Castro, Santiago"]
[Result "1-0"]
[ECO "B23"]
[WhiteElo "1824"]
[BlackElo "1943"]
[PlyCount "89"]
[EventDate "2019.11.01"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "CBM 193 Extra"]
[Source "ChessBase"]
[SourceDate "2020.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.01.31"]
[SourceQuality "1"]

1. e4 e6 2. Nc3 d5 3. d3 c5 4. f4 Nc6 5. Nf3 Nf6 6. Bd2 Be7 7. g3 Rb8 8. Bg2 b5 9. e5 Nd7 10. 0-0 b4 11. Ne2 a5 12. g4 Ba6 13. b3 0-0 14. g5 a4 15. h4 c4 16. d4 Qb6 17. Be3 axb3 18. axb3 cxb3 19. cxb3 Ra8 20. Kh1 Bb5 21. Qd2 Ra3 22. f5 Qa6 23. Rxa3 bxa3 24. Nfg1 Ra8 25. f6 a2 26. Ra1 Bf8 27. fxg7 Be7 28. Nf4 Qa3 29. g6 hxg6 30. h5 Kxg7 31. Nxe6+ fxe6 32. Bh6+ Kf7 33. hxg6+ Kxg6 34. Nh3 Qxb3 35. Rg1 Qg3 36. Be4+ Kf7 37. Rxg3 a1Q+ 38. Rg1 Qxd4 39. Bg6+ Kg8 40. Qg2 Kh8 41. Bg7+ Kg8 42. Bh7+ Kxh7 43. Qg6+ Kg8 44. Bh6+ Kh8 45. Qg7# 1-0

[Event "Bogota Bonita op"]
[Site "Bogota"]
[Date "2019.09.29"]
[Round "6"]
[White "Arciniegas Castro, Santiago"]
[Black "Campos Gomez, Manuel"]
[Result "1-0"]
[ECO "B50"]
[WhiteElo "1854"]
[BlackElo "1950"]
[PlyCount "105"]
[EventDate "2019.09.26"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. b3 Nc6 4. Bb2 d6 5. d4 cxd4 6. Nxd4 e5 7. Nxc6 bxc6 8. c4 Nf6 9. Nc3 Be7 10. g3 h5 11. h4 Be6 12. Bg2 Ng4 13. Qd3 Qb6 14. Nd1 Rd8 15. f3 Nh6 16. Ne3 0-0 17. 0-0-0 a5 18. g4 hxg4 19. fxg4 Bxg4 20. Rdg1 a4 21. Bh3 Bxh3 22. Rxh3 axb3 23. axb3 Rb8 24. Rhg3 Qxb3 25. Qxb3 Rxb3 26. Nf5 Nxf5 27. Rxb3 Nxh4 28. Rb7 Bf6 29. Rd1 Rd8 30. c5 d5 31. exd5 cxd5 32. c6 Rd6 33. c7 Rc6+ 34. Kb1 Rxc7 35. Rxc7 d4 36. Kc2 Nf5 37. Kd3 Ng3 38. Re1 Nh5 39. Bc1 g6 40. Rf1 Kg7 41. Rf3 Kg8 42. Ke4 Kg7 43. Rb7 Kg8 44. Bh6 Kh7 45. Rxf7+ Kxh6 46. R7xf6 Kg5 47. Rf7 d3 48. Rxd3 Kh6 49. Kxe5 Kg5 50. Rh3 Nf4 51. Rg3+ Kh4 52. Kxf4 g5+ 53. Rxg5 1-0

[Event "Bogota Bonita op"]
[Site "Bogota"]
[Date "2019.09.28"]
[Round "4"]
[White "Arciniegas Castro, Santiago"]
[Black "Torres Duarte, Miguel Angel"]
[Result "1/2-1/2"]
[ECO "C65"]
[WhiteElo "1854"]
[BlackElo "1356"]
[PlyCount "31"]
[EventDate "2019.09.26"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 Nf6 4. d3 Bc5 5. c3 Qe7 6. 0-0 0-0 7. Bg5 a6 8. Ba4 b5 9. Bc2 Bb6 10. a4 Bb7 11. Na3 Na7 12. d4 exd4 13. e5 Bxf3 14. Qd3 Qxe5 15. Bxf6 Qh5 16. gxf3 1/2-1/2

[Event "Bogota Bonita op"]
[Site "Bogota"]
[Date "2019.09.28"]
[Round "5"]
[White "Guerra Verano, Diana"]
[Black "Arciniegas Castro, Santiago"]
[Result "0-1"]
[ECO "C02"]
[WhiteElo "1603"]
[BlackElo "1854"]
[PlyCount "72"]
[EventDate "2019.09.26"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. e5 c5 4. c3 Qb6 5. Nf3 Nc6 6. Bd3 cxd4 7. cxd4 Bd7 8. Bc2 Nb4 9. Nc3 Nxc2+ 10. Qxc2 Ne7 11. 0-0 Rc8 12. Qd2 Nc6 13. Qf4 h6 14. Rb1 Na5 15. Bd2 Nc4 16. Ne2 Nxd2 17. Qxd2 Bb4 18. Qd1 Qa6 19. Qb3 Be7 20. Ng3 Bb5 21. Rfc1 Rxc1+ 22. Rxc1 Bc4 23. Qc3 Qxa2 24. Nd2 0-0 25. Nh5 Ba6 26. Qg3 g6 27. h4 Qxb2 28. Rc7 Qxd2 29. Rxe7 Qd1+ 30. Kh2 Qxh5 31. Qf4 g5 32. Qf6 Qxh4+ 33. Kg1 Qxd4 34. Qxh6 Qa1+ 35. Kh2 Qxe5+ 36. g3 Qh8 0-1

[Event "Bogota Bonita op"]
[Site "Bogota"]
[Date "2019.09.26"]
[Round "1"]
[White "Florez Herrera, Omar Luis"]
[Black "Arciniegas Castro, Santiago"]
[Result "0-1"]
[ECO "B50"]
[WhiteElo "1600"]
[BlackElo "1854"]
[PlyCount "52"]
[EventDate "2019.09.26"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. Nc3 Nf6 4. h3 Nc6 5. Bc4 e6 6. 0-0 a6 7. a3 b5 8. Ba2 b4 9. Ne2 Nxe4 10. d3 Nf6 11. Bb3 bxa3 12. Rxa3 Be7 13. Ba4 Bd7 14. Bd2 0-0 15. Re1 d5 16. c4 Nb4 17. Nc1 Bxa4 18. Qxa4 Nd7 19. Rb3 dxc4 20. dxc4 Nb6 21. Qa5 Nxc4 22. Qxd8 Rfxd8 23. Bxb4 cxb4 24. Nd3 Na5 25. Rxb4 Rxd3 26. Ne5 Bxb4 0-1

[Event "Tunja Boyaca op-B"]
[Site "Tunja"]
[Date "2019.08.01"]
[Round "2"]
[White "Arciniegas Castro, Santiago"]
[Black "Pineda Alfonso, Fabian Leonardo"]
[Result "1-0"]
[ECO "C60"]
[WhiteElo "1871"]
[BlackElo "1637"]
[PlyCount "49"]
[EventDate "2019.07.31"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 Bb4 4. c3 Ba5 5. 0-0 Nge7 6. a4 a6 7. Bc4 0-0 8. b4 Bb6 9. a5 Ba7 10. Qb3 Ng6 11. d3 h6 12. Be3 d6 13. Nbd2 Qe7 14. Rfe1 Nd8 15. d4 Be6 16. h3 f5 17. exf5 Rxf5 18. dxe5 dxe5 19. Bxa7 Rxa7 20. Re3 Qf7 21. Bxe6 Nxe6 22. Rae1 Ra8 23. Nxe5 Nxe5 24. Rxe5 Nf4 25. Rxf5 1-0

[Event "Tunja Boyaca op-B"]
[Site "Tunja"]
[Date "2019.08.01"]
[Round "3"]
[White "Vargas Cristopulus, Daniel Felipe"]
[Black "Arciniegas Castro, Santiago"]
[Result "0-1"]
[ECO "B23"]
[WhiteElo "1754"]
[BlackElo "1871"]
[PlyCount "44"]
[EventDate "2019.07.31"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]

1. e4 c5 2. Nc3 Nc6 3. f4 e6 4. Nf3 d5 5. exd5 exd5 6. Bb5 Nf6 7. Qe2+ Be7 8. Ne5 Bd7 9. Nxd7 Qxd7 10. 0-0 Rc8 11. Re1 0-0 12. d3 Rfe8 13. Bxc6 Qxc6 14. Bd2 b5 15. Qf3 b4 16. Ne2 Bf8 17. Ng3 c4 18. dxc4 Qxc4 19. Rxe8 Rxe8 20. Qd3 Qc5+ 21. Kh1 Ng4 22. Rf1 Nf2+ 0-1

[Event "COL-ch U2000"]
[Site "Moniquira"]
[Date "2019.07.22"]
[Round "6"]
[White "Arciniegas Castro, Santiago"]
[Black "Lopez Ramirez, David Santiago"]
[Result "1-0"]
[ECO "B10"]
[WhiteElo "1850"]
[BlackElo "1822"]
[PlyCount "107"]
[EventDate "2018.07.19"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "EXT 2021"]
[Source "ChessBase"]
[SourceDate "2020.10.23"]
[SourceVersion "1"]
[SourceVersionDate "2020.10.23"]
[SourceQuality "1"]

1. e4 c6 2. c4 d5 3. exd5 cxd5 4. cxd5 Nf6 5. Qa4+ Nbd7 6. Nc3 g6 7. Nf3 Bg7 8. Bc4 0-0 9. d3 a6 10. Qa3 b6 11. 0-0 Bb7 12. Ng5 b5 13. Bb3 Nb6 14. d6 Qxd6 15. Qxd6 exd6 16. Re1 h6 17. Re7 Bd5 18. Nge4 Bxb3 19. axb3 b4 20. Na4 Nxa4 21. Rxa4 Rfe8 22. Nxf6+ Bxf6 23. Rxe8+ Rxe8 24. Kf1 Rc8 25. Bf4 Bxb2 26. Rxb4 Be5 27. Bxh6 Rc3 28. d4 Bf6 29. Be3 Kg7 30. Rb6 d5 31. Rxa6 Rxb3 32. Ra5 Rb2 33. Rxd5 Rb4 34. Ke2 Be7 35. g3 Bf8 36. Bg5 Rb2+ 37. Kf3 Rb3+ 38. Ke4 Rb2 39. Be3 Kf6 40. Bg5+ Kg7 41. Be3 Kf6 42. h4 Bg7 43. Re5 Bf8 44. Re8 Bd6 45. Kd5 Bc7 46. Rc8 Ba5 47. Kc6 Be1 48. d5 Rc2+ 49. Kd7 Ra2 50. Bd4+ Kf5 51. d6 Ra4 52. Be3 Kf6 53. Rc6 Rb4 54. Kc7 1-0

[Event "COL-ch U2000"]
[Site "Moniquira"]
[Date "2019.07.22"]
[Round "7"]
[White "Leal Cortes, Diego Fernando"]
[Black "Arciniegas Castro, Santiago"]
[Result "1/2-1/2"]
[ECO "C06"]
[WhiteElo "1862"]
[BlackElo "1850"]
[PlyCount "53"]
[EventDate "2018.07.19"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "EXT 2021"]
[Source "ChessBase"]
[SourceDate "2020.10.23"]
[SourceVersion "1"]
[SourceVersionDate "2020.10.23"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nd2 Nf6 4. e5 Nfd7 5. Bd3 c5 6. c3 Nc6 7. Ndf3 cxd4 8. cxd4 f6 9. exf6 Nxf6 10. Ne2 Bd6 11. 0-0 Qc7 12. Nc3 a6 13. Re1 0-0 14. Bg5 Bd7 15. Rc1 Rae8 16. Bb1 Qb8 17. a3 Rf7 18. Rc2 Ref8 19. Rce2 Ng4 20. h3 Rxf3 21. gxf3 Nh2 22. Re3 h6 23. Bh4 g5 24. Qd3 Rf5 25. Qd1 Rf7 26. Qd3 gxh4 27. Kh1 1/2-1/2

[Event "COL-ch U2000"]
[Site "Moniquira"]
[Date "2019.07.21"]
[Round "5"]
[White "Guerrero, Hernando"]
[Black "Arciniegas Castro, Santiago"]
[Result "0-1"]
[ECO "C16"]
[WhiteElo "1840"]
[BlackElo "1850"]
[PlyCount "90"]
[EventDate "2018.07.19"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "EXT 2021"]
[Source "ChessBase"]
[SourceDate "2020.10.23"]
[SourceVersion "1"]
[SourceVersionDate "2020.10.23"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. e5 b6 5. a3 Bxc3+ 6. bxc3 Ne7 7. Bd3 Ba6 8. Ne2 Bxd3 9. Qxd3 Qd7 10. 0-0 Qa4 11. Bg5 Nbc6 12. Rfb1 Na5 13. Bxe7 Kxe7 14. Rb4 Qd7 15. Qg3 Kf8 16. Nf4 g6 17. Qh4 h6 18. Qf6 Kg8 19. Ne2 Qd8 20. Qf4 Rc8 21. Rd1 Nc4 22. a4 Qe8 23. Ra1 Kh7 24. Nc1 Rf8 25. Nd3 Qc6 26. f3 Na5 27. Qd2 Nc4 28. Qe1 Kg7 29. Nf2 h5 30. Nh3 Rh8 31. Qh4 Na5 32. Qf6+ Kg8 33. Ng5 Rf8 34. Rd1 Rh6 35. Rd3 Nc4 36. h4 a5 37. Rb5 Na3 38. Rb3 Qxa4 39. f4 Nxc2 40. Rb1 Qd7 41. f5 exf5 42. Rf3 Qd8 43. Qc6 Na3 44. Rxf5 Nxb1 45. Rf6 Nd2 0-1

[Event "COL-ch U2000"]
[Site "Moniquira"]
[Date "2019.07.20"]
[Round "2"]
[White "Arciniegas Castro, Santiago"]
[Black "Velasquez, Angie Gabriela"]
[Result "1/2-1/2"]
[ECO "B46"]
[WhiteElo "1850"]
[BlackElo "1910"]
[PlyCount "51"]
[EventDate "2018.07.19"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "EXT 2021"]
[Source "ChessBase"]
[SourceDate "2020.10.23"]
[SourceVersion "1"]
[SourceVersionDate "2020.10.23"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nc6 5. Nc3 a6 6. Nxc6 bxc6 7. Bd3 Nf6 8. 0-0 Bb7 9. Re1 Qc7 10. Qf3 Bd6 11. h3 c5 12. Qe2 Be5 13. Bd2 h6 14. b3 0-0 15. Rab1 Rfe8 16. Na4 d5 17. exd5 exd5 18. Qf1 Qc6 19. Bc3 Bxc3 20. Rxe8+ Rxe8 21. Nxc3 c4 22. bxc4 dxc4 23. Bxc4 Rc8 24. Bd3 Rc7 25. Rb3 Re7 26. Ne2 1/2-1/2

[Event "COL-ch U2000"]
[Site "Moniquira"]
[Date "2019.07.19"]
[Round "1"]
[White "Ramirez, Francisco Javier"]
[Black "Arciniegas Castro, Santiago"]
[Result "1/2-1/2"]
[ECO "B23"]
[WhiteElo "1948"]
[BlackElo "1850"]
[PlyCount "94"]
[EventDate "2018.07.19"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "EXT 2021"]
[Source "ChessBase"]
[SourceDate "2020.10.23"]
[SourceVersion "1"]
[SourceVersionDate "2020.10.23"]
[SourceQuality "1"]

1. e4 e6 2. d3 d5 3. Nc3 c5 4. Nf3 Nf6 5. Bg5 Be7 6. Qe2 0-0 7. a3 Nc6 8. g3 d4 9. Nb1 e5 10. h3 Be6 11. Bg2 Nd7 12. Bxe7 Qxe7 13. 0-0 b5 14. Nbd2 Nb6 15. Kh2 f6 16. Ng1 c4 17. f4 cxd3 18. cxd3 Rfc8 19. Rfc1 Na4 20. Rc2 Na5 21. Rxc8+ Rxc8 22. fxe5 fxe5 23. b4 Nb3 24. Nxb3 Bxb3 25. Rf1 Rc3 26. Nf3 Rc2 27. Qe1 Nc3 28. Rf2 Rxf2 29. Qxf2 Nd1 30. Qd2 Ne3 31. Qb2 Bc2 32. Ne1 Qc7 33. Qa2+ Qf7 34. Qxf7+ Kxf7 35. h4 Bd1 36. Bh3 Ke7 37. Kg1 Kd6 38. Kf2 h6 39. Bf1 Ng4+ 40. Kg1 g5 41. hxg5 hxg5 42. Bh3 Ne3 43. Bf1 Ke6 44. Kf2 Ng4+ 45. Kg1 Ne3 46. Kf2 Ng4+ 47. Kg1 Ne3 1/2-1/2

[Event "COL-ch U16"]
[Site "Cali"]
[Date "2019.06.24"]
[Round "9.4"]
[White "Arciniegas Castro, Santiago"]
[Black "Guarin Fonseca, Nobel Alfredo"]
[Result "1-0"]
[ECO "B19"]
[WhiteElo "1881"]
[BlackElo "1448"]
[PlyCount "49"]
[EventDate "2019.06.19"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CBM 191 Extra"]
[Source "ChessBase"]
[SourceDate "2019.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2019.09.30"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. Nd2 dxe4 4. Nxe4 Bf5 5. Ng3 Bg6 6. h4 h6 7. Nf3 Nd7 8. h5 Bh7 9. Bd3 Bxd3 10. Qxd3 Ngf6 11. Bd2 e6 12. 0-0-0 Bd6 13. Ne4 Nxe4 14. Qxe4 Nf6 15. Qe2 b5 16. Ne5 Rc8 17. g4 Qc7 18. f4 Bxe5 19. dxe5 Nd5 20. f5 b4 21. fxe6 fxe6 22. Rhf1 Qa5 23. Kb1 Nc3+ 24. Bxc3 bxc3 25. Qd3 1-0

[Event "COL-ch U16"]
[Site "Cali"]
[Date "2019.06.23"]
[Round "7.5"]
[White "Arciniegas Castro, Santiago"]
[Black "Hincapie Uribe, Eduardo"]
[Result "1-0"]
[ECO "C02"]
[WhiteElo "1881"]
[BlackElo "1492"]
[PlyCount "63"]
[EventDate "2019.06.19"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CBM 191 Extra"]
[Source "ChessBase"]
[SourceDate "2019.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2019.09.30"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. e5 c5 4. c3 Nc6 5. Nf3 Qb6 6. a3 a5 7. Bd3 Bd7 8. Bc2 Rc8 9. 0-0 c4 10. Ng5 Nh6 11. f4 Ne7 12. g4 g6 13. Nd2 Bg7 14. Nh3 0-0 15. Rf2 Qa6 16. Nf1 b5 17. Ng3 Rb8 18. Kh1 Qc6 19. Ng1 b4 20. h3 bxc3 21. bxc3 Rb6 22. f5 exf5 23. g5 f4 24. gxh6 fxg3 25. hxg7 gxf2 26. gxf8Q+ Kxf8 27. Nf3 Bxh3 28. Nh2 Qe6 29. Qf3 f1Q+ 30. Nxf1 Bxf1 31. Bh6+ Kg8 32. Rxf1 1-0

[Event "COL-ch U16"]
[Site "Cali"]
[Date "2019.06.23"]
[Round "8.2"]
[White "Londono Lopez, Donaldo Eliuver"]
[Black "Arciniegas Castro, Santiago"]
[Result "1/2-1/2"]
[ECO "B88"]
[WhiteElo "1896"]
[BlackElo "1881"]
[PlyCount "58"]
[EventDate "2019.06.19"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CBM 191 Extra"]
[Source "ChessBase"]
[SourceDate "2019.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2019.09.30"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Nc6 6. Bc4 e6 7. Be3 a6 8. Bb3 Be7 9. 0-0 0-0 10. f4 Nxd4 11. Qxd4 Ng4 12. h3 Nxe3 13. Qxe3 Qc7 14. Kh1 b5 15. a3 Bf6 16. Rad1 Bb7 17. f5 Rfe8 18. Qg3 Be5 19. Qg4 Qe7 20. Rd3 Kh8 21. Nd1 Rad8 22. c3 d5 23. exd5 Bxd5 24. Bxd5 Rxd5 25. Rxd5 exd5 26. Ne3 Qc5 27. Nc2 Qc4 28. Qxc4 dxc4 29. Re1 f6 1/2-1/2

[Event "COL-ch U16"]
[Site "Cali"]
[Date "2019.06.22"]
[Round "6.1"]
[White "Parra Meza, Brayan1111"]
[Black "Arciniegas Castro, Santiago"]
[Result "1/2-1/2"]
[ECO "B24"]
[WhiteElo "1884"]
[BlackElo "1881"]
[PlyCount "17"]
[EventDate "2019.06.19"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CBM 191 Extra"]
[Source "ChessBase"]
[SourceDate "2019.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2019.09.30"]
[SourceQuality "1"]

1. e4 c5 2. Nc3 e6 3. g3 d5 4. d3 Nf6 5. Bg2 Nc6 6. f4 Be7 7. Nf3 dxe4 8. dxe4 Qxd1+ 9. Kxd1 1/2-1/2

[Event "COL-ch U16"]
[Site "Cali"]
[Date "2019.06.21"]
[Round "5.5"]
[White "Alvarez Angel, Nelson Eduardo"]
[Black "Arciniegas Castro, Santiago"]
[Result "0-1"]
[ECO "E43"]
[WhiteElo "1921"]
[BlackElo "1881"]
[PlyCount "90"]
[EventDate "2019.06.19"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CBM 191 Extra"]
[Source "ChessBase"]
[SourceDate "2019.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2019.09.30"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 b6 5. e3 Bb7 6. Nf3 Ne4 7. Bd3 f5 8. 0-0 Nxc3 9. bxc3 Bxf3 10. gxf3 Bd6 11. e4 Qh4 12. e5 Be7 13. Kh1 Nc6 14. a4 g5 15. Rg1 Rg8 16. Qe2 Rg6 17. Rg2 Kf7 18. Rb1 Rag8 19. Bd2 Rh6 20. Rbg1 Rh5 21. Qe3 Rg6 22. f4 Bd8 23. d5 Na5 24. Be2 g4 25. c5 Rgh6 26. dxe6+ dxe6 27. Qg3 Qe7 28. cxb6 axb6 29. f3 Qd7 30. Qf2 Bh4 31. Qd4 Qxd4 32. cxd4 Bg3 33. Rc1 Rxh2+ 34. Rxh2 Rxh2+ 35. Kg1 Rxe2 36. Rxc7+ Ke8 37. Bxa5 bxa5 38. fxg4 fxg4 39. Rxh7 Bxf4 40. Kf1 Re4 41. Ra7 Bd2 42. Ra6 Kf7 43. Ra7+ Kg6 44. Re7 Rxd4 45. Rxe6+ Kf5 0-1

[Event "COL-ch U16"]
[Site "Cali"]
[Date "2019.06.21"]
[Round "4.2"]
[White "Arciniegas Castro, Santiago"]
[Black "Caballero Marrugo, David Jose"]
[Result "1/2-1/2"]
[ECO "C00"]
[WhiteElo "1881"]
[BlackElo "1729"]
[PlyCount "47"]
[EventDate "2019.06.19"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CBM 191 Extra"]
[Source "ChessBase"]
[SourceDate "2019.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2019.09.30"]
[SourceQuality "1"]

1. e4 e6 2. d3 d5 3. Nd2 b6 4. g3 Bb7 5. Bg2 Nc6 6. Ngf3 Qd7 7. 0-0 0-0-0 8. c3 dxe4 9. dxe4 Nf6 10. Qe2 h5 11. b4 Ng4 12. Nb3 Nce5 13. Nbd4 Nxf3+ 14. Nxf3 Qd3 15. Qxd3 Rxd3 16. Ng5 Rxc3 17. Nxf7 Rg8 18. f3 Nf6 19. Bh3 Bxb4 20. Bb2 Rc6 21. Ne5 Rd6 22. Nc4 Rc6 23. Ne5 Rd6 24. Nc4 1/2-1/2

[Event "COL-ch U16"]
[Site "Cali"]
[Date "2019.06.20"]
[Round "2.3"]
[White "Arciniegas Castro, Santiago"]
[Black "Tobar Beltran, Jorge Esteban"]
[Result "1/2-1/2"]
[ECO "A80"]
[WhiteElo "1881"]
[BlackElo "1683"]
[PlyCount "36"]
[EventDate "2019.06.19"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CBM 191 Extra"]
[Source "ChessBase"]
[SourceDate "2019.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2019.09.30"]
[SourceQuality "1"]

1. d4 f5 2. Bf4 Nf6 3. e3 e6 4. c4 Bb4+ 5. Nc3 0-0 6. Bd3 d6 7. Nge2 Nbd7 8. a3 Bxc3+ 9. Nxc3 e5 10. dxe5 dxe5 11. Bg3 e4 12. Be2 c6 13. Qd6 Nb6 14. 0-0-0 Qxd6 15. Rxd6 Ne8 16. Rd4 Be6 17. b3 Nf6 18. Rhd1 Kf7 1/2-1/2

[Event "COL-ch U16"]
[Site "Cali"]
[Date "2019.06.20"]
[Round "3.4"]
[White "Riscanevo, Camilo Andres"]
[Black "Arciniegas Castro, Santiago"]
[Result "0-1"]
[ECO "C01"]
[WhiteElo "1671"]
[BlackElo "1881"]
[PlyCount "42"]
[EventDate "2019.06.19"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CBM 191 Extra"]
[Source "ChessBase"]
[SourceDate "2019.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2019.09.30"]
[SourceQuality "1"]

1. d4 e6 2. e4 d5 3. exd5 exd5 4. Bd3 Bd6 5. Ne2 Ne7 6. Nbc3 c6 7. 0-0 Bf5 8. Re1 0-0 9. Bf4 Bxd3 10. Qxd3 Ng6 11. Qg3 Nxf4 12. Nxf4 g5 13. Nce2 Kh8 14. Qb3 gxf4 15. Qxb7 Nd7 16. Qxc6 Nf6 17. Nc3 Rc8 18. Qa6 Bb4 19. Qxa7 Ne4 20. Qa4 Bxc3 21. bxc3 Qh4 0-1

[Event "COL-ch U16"]
[Site "Cali"]
[Date "2019.06.19"]
[Round "1.3"]
[White "Valera Padilla, Federico Jose"]
[Black "Arciniegas Castro, Santiago"]
[Result "1-0"]
[ECO "B59"]
[WhiteElo "1670"]
[BlackElo "1881"]
[PlyCount "65"]
[EventDate "2019.06.19"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CBM 191 Extra"]
[Source "ChessBase"]
[SourceDate "2019.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2019.09.30"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. Be2 e5 7. Nb3 Be6 8. Bg5 Be7 9. Bxf6 Bxf6 10. Nd5 0-0 11. 0-0 Bg5 12. Kh1 Rc8 13. c3 Qd7 14. f4 exf4 15. Nxf4 Ne5 16. Nd4 Qe7 17. Nfxe6 fxe6 18. Qb3 Rfe8 19. Bb5 Nc6 20. Nxe6 Kh8 21. Nxg5 Qxg5 22. Qd5 Qg6 23. Rad1 Re5 24. Qd3 Ne7 25. Bd7 Rd8 26. Qxd6 Qxd6 27. Rxd6 Rxe4 28. Bc6 Rxd6 29. Bxe4 Kg8 30. g3 b6 31. Kg2 h6 32. Rf2 Re6 33. Re2 1-0

[Event "COL-ch sf3 U16"]
[Site "Moniquira"]
[Date "2019.05.25"]
[Round "4.2"]
[White "Arciniegas Castro, Santiago"]
[Black "Cruz Beltran, Andres Euclides"]
[Result "1-0"]
[ECO "C65"]
[WhiteElo "1803"]
[BlackElo "1783"]
[PlyCount "87"]
[EventDate "2019.05.23"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "COL"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 Nf6 4. d3 Bc5 5. c3 Qe7 6. Bg5 a6 7. Ba4 b5 8. Bb3 h6 9. Bh4 d6 10. a4 Bb7 11. axb5 axb5 12. Rxa8+ Bxa8 13. Na3 b4 14. Nc2 0-0 15. 0-0 bxc3 16. bxc3 Bb6 17. Ne3 Bxe3 18. fxe3 Nd8 19. Qe1 Ne6 20. Qg3 Kh7 21. Qh3 Bc6 22. Bxf6 gxf6 23. Qf5+ Kg7 24. Qg4+ Kh7 25. Qf5+ Kg7 26. Qg4+ Kh7 27. Nh4 Rg8 28. Qf5+ Kg7 29. Qh5 Kh7 30. Qxh6+ Kxh6 31. Nf5+ Kh7 32. Nxe7 Nc5 33. Nxg8 Kxg8 34. Bc4 Kg7 35. Ra1 Na4 36. Ra3 Nb2 37. Ra7 Nxc4 38. dxc4 Bxe4 39. Rxc7 Bd3 40. Rc6 Kg6 41. Rxd6 Bxc4 42. Rc6 Be6 43. Rxe6 fxe6 44. c4 1-0

[Event "COL-ch sf3 U16"]
[Site "Moniquira"]
[Date "2019.05.25"]
[Round "5.1"]
[White "Hernandez, Jeronimo"]
[Black "Arciniegas Castro, Santiago"]
[Result "0-1"]
[ECO "E05"]
[WhiteElo "1857"]
[BlackElo "1803"]
[PlyCount "76"]
[EventDate "2019.05.23"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "COL"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. c4 e6 2. g3 Nf6 3. Bg2 d5 4. Nf3 Be7 5. 0-0 0-0 6. d4 dxc4 7. Qc2 a6 8. Qxc4 b5 9. Qc2 Bb7 10. Bd2 Be4 11. Qc1 c6 12. Rd1 Nbd7 13. Nc3 Bg6 14. a3 Rc8 15. b4 Nd5 16. Ne1 N7b6 17. e4 Nxc3 18. Bxc3 Bh5 19. f3 Bg5 20. Qb1 Na4 21. Qb3 Qb6 22. Nc2 f6 23. Be1 Bf7 24. Bf2 e5 25. d5 Qb7 26. Ne3 Bxe3 27. Qxe3 cxd5 28. exd5 Bxd5 29. Bh3 Rc3 30. Qd2 Bxf3 31. Bc5 Re8 32. Bd7 Bxd1 33. Bxe8 Rc2 34. Rxd1 Rxd2 35. Rxd2 Nxc5 36. bxc5 Kf8 37. Bd7 Qe4 38. c6 Qe1+ 0-1

[Event "COL-ch sf3 U16"]
[Site "Moniquira"]
[Date "2019.05.24"]
[Round "2.4"]
[White "Arciniegas Castro, Santiago"]
[Black "Campos Perilla, Felix Santiago"]
[Result "1-0"]
[ECO "C61"]
[WhiteElo "1803"]
[BlackElo "1404"]
[PlyCount "62"]
[EventDate "2019.05.23"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "COL"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 Nd4 4. Nxd4 exd4 5. Bc4 d6 6. c3 Nf6 7. Qb3 Qe7 8. 0-0 c6 9. cxd4 Nxe4 10. Re1 d5 11. Bxd5 cxd5 12. Qxd5 f5 13. d3 Be6 14. Qb5+ Qd7 15. Qxd7+ Bxd7 16. dxe4 Bb4 17. Bd2 Bd6 18. e5 Be7 19. Nc3 0-0 20. d5 Bc5 21. e6 Be8 22. Bf4 Rf6 23. Rad1 Rg6 24. d6 Bc6 25. Nd5 Kf8 26. g3 b6 27. Ne7 Be4 28. Nxg6+ hxg6 29. d7 Ke7 30. d8Q+ Rxd8 31. Bg5+ Kxe6 1-0

[Event "COL-ch sf3 U16"]
[Site "Moniquira"]
[Date "2019.05.24"]
[Round "3.1"]
[White "Lopez Ramirez, David Santiago"]
[Black "Arciniegas Castro, Santiago"]
[Result "0-1"]
[ECO "E05"]
[WhiteElo "1915"]
[BlackElo "1803"]
[PlyCount "126"]
[EventDate "2019.05.23"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "COL"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. Nf3 d5 2. d4 Nf6 3. c4 e6 4. g3 Be7 5. Bg2 0-0 6. 0-0 dxc4 7. Qc2 a6 8. Qxc4 b5 9. Qc2 Bb7 10. Bd2 Be4 11. Qc1 c6 12. Nc3 Bg6 13. Bf4 Nbd7 14. Rd1 Rc8 15. Ne5 Nxe5 16. Bxe5 Qb6 17. e4 Rfd8 18. a3 Ng4 19. h3 Nxe5 20. dxe5 Rxd1+ 21. Qxd1 Bc5 22. Qe2 Bd4 23. Rd1 Bxe5 24. Qd3 Bf6 25. Qe2 Bxc3 26. bxc3 Rd8 27. Kf1 e5 28. Rd2 f6 29. Qd1 Rxd2 30. Qxd2 Qc7 31. Ke1 Kf8 32. c4 Ke7 33. c5 a5 34. f3 Bf7 35. Bf1 Be6 36. g4 Qd8 37. Qxd8+ Kxd8 38. Kd2 Ke7 39. Kc3 Kf7 40. h4 h5 41. Be2 g5 42. hxg5 fxg5 43. gxh5 Kg7 44. Kd2 Kh6 45. Ke3 Bc4 46. Bd1 Kxh5 47. f4+ g4 48. fxe5 Kh4 49. Kf2 Kh3 50. Kg1 Kg3 51. Bc2 Ba2 52. Bd1 b4 53. axb4 axb4 54. Be2 Kf4 55. Kf2 Kxe4 56. Bxg4 Kxe5 57. Bh5 Kd4 58. Ke2 Kc3 59. Bf3 Bc4+ 60. Kd1 b3 61. Be4 Bd3 62. Bxd3 Kxd3 63. Kc1 Kc3 0-1

[Event "COL-ch sf3 U16"]
[Site "Moniquira"]
[Date "2019.05.23"]
[Round "1.4"]
[White "Ruiz Orozco, Neider Santiago"]
[Black "Arciniegas Castro, Santiago"]
[Result "0-1"]
[ECO "B96"]
[WhiteElo "1272"]
[BlackElo "1803"]
[PlyCount "74"]
[EventDate "2019.05.23"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "COL"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 a6 3. Nc3 d6 4. d4 cxd4 5. Nxd4 Nf6 6. Bg5 Nbd7 7. Bc4 e6 8. f4 b5 9. Bb3 Bb7 10. a3 Qb6 11. Qd3 Nc5 12. Qe3 Ncxe4 13. Bxf6 Nxf6 14. Nf5 Qc5 15. Qxc5 dxc5 16. Ne3 c4 17. Ba2 Bc5 18. Ke2 Nh5 19. Rhf1 Bxe3 20. Kxe3 Bxg2 21. Rf2 Bc6 22. Ne4 Bxe4 23. Kxe4 Ke7 24. Rd1 Nf6+ 25. Kf3 Rhd8 26. Rfd2 Rxd2 27. Rxd2 Nd5 28. f5 c3 29. bxc3 Nxc3 30. Bb3 exf5 31. Rd3 Rc8 32. Kf4 g6 33. Kg5 a5 34. Re3+ Ne4+ 35. Kh6 Kf6 36. a4 bxa4 37. Bxa4 Rc3 0-1

[Event "COL-ch Superate Intercol U18"]
[Site "Barranquilla"]
[Date "2018.11.28"]
[Round "5.10"]
[White "Arciniegas Castro, Santiago"]
[Black "Castano Tibaduiza, Brayan Antonio"]
[Result "1-0"]
[ECO "C42"]
[WhiteElo "1402"]
[PlyCount "60"]
[EventDate "2018.11.28"]
[EventType "swiss (blitz)"]
[EventRounds "12"]
[EventCountry "COL"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nf6 3. Nxe5 Qe7 4. Nf3 Nxe4 5. Be2 d5 6. 0-0 Be6 7. d3 Nd6 8. Nc3 Nd7 9. Bg5 f6 10. Bh4 g5 11. Bg3 0-0-0 12. Nd4 h5 13. Bf3 Qf7 14. Re1 g4 15. Nxe6 gxf3 16. Nxd8 Kxd8 17. Qxf3 c6 18. h3 h4 19. Bh2 d4 20. Ne4 Qg7 21. Nxd6 Bxd6 22. Bxd6 Rg8 23. Re7 Qg6 24. Qg4 Qxg4 25. hxg4 Rxg4 26. Rae1 Rg8 27. Rh7 b5 28. Ree7 Ne5 29. Bxe5 fxe5 30. Rxa7 Ke8 1-0

[Event "COL-ch Superate Intercol U18"]
[Site "Barranquilla"]
[Date "2018.11.28"]
[Round "1.4"]
[White "Arciniegas Castro, Santiago"]
[Black "Cuevas Sanchez, Bramdon Daniel"]
[Result "0-1"]
[ECO "A48"]
[WhiteElo "1402"]
[BlackElo "1815"]
[PlyCount "71"]
[EventDate "2018.11.28"]
[EventType "swiss (blitz)"]
[EventRounds "12"]
[EventCountry "COL"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. d4 Nf6 2. Bf4 g6 3. e3 Bg7 4. Nf3 0-0 5. Be2 d6 6. h3 b6 7. 0-0 Bb7 8. a4 a5 9. c3 Ne4 10. Nfd2 e5 11. Bh2 Qg5 12. Nxe4 Bxe4 13. Bf3 Bxf3 14. Qxf3 Nd7 15. Qc6 Qd8 16. Na3 Rc8 17. Nb5 Nb8 18. Qc4 c6 19. Na3 Nd7 20. Rad1 Qe7 21. Qb3 Rb8 22. Nc4 b5 23. Nxa5 bxa4 24. Nxc6 Rxb3 25. Nxe7+ Kh8 26. Ra1 Nb6 27. Ra2 Ra8 28. Nc6 Nc4 29. Rfa1 Nxb2 30. dxe5 dxe5 31. Bxe5 Bxe5 32. Nxe5 a3 33. Nxf7+ Kg7 34. Nd6 Rxc3 35. Nb5 Rb3 36. Rxa3 0-1

[Event "COL-ch Superate Intercol U18"]
[Site "Barranquilla"]
[Date "2018.11.28"]
[Round "9.11"]
[White "Arciniegas Castro, Santiago"]
[Black "Gamarra Castillo, Jorge Rafael"]
[Result "1-0"]
[ECO "C03"]
[WhiteElo "1402"]
[PlyCount "81"]
[EventDate "2018.11.28"]
[EventType "swiss (blitz)"]
[EventRounds "12"]
[EventCountry "COL"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nd2 Bd7 4. Bd3 c5 5. c3 c4 6. Bc2 Nc6 7. Ngf3 h6 8. 0-0 Be7 9. Re1 Nf6 10. e5 Nh7 11. Nf1 0-0 12. b3 b5 13. Ng3 Ng5 14. Nxg5 Bxg5 15. Bxg5 Qxg5 16. a4 b4 17. bxc4 dxc4 18. Ne4 Qe7 19. cxb4 Nxb4 20. Bb1 a5 21. Qg4 Kh8 22. Nd6 Ra6 23. Qe4 g6 24. Nxc4 Nd5 25. Nd6 Rxd6 26. exd6 Qxd6 27. Qe5+ Qxe5 28. dxe5 Rc8 29. Bd3 Nb4 30. Bb5 Be8 31. Rac1 Rb8 32. Bxe8 Rxe8 33. Red1 Ra8 34. Rd7 Kg7 35. Rcc7 Rf8 36. Ra7 Rc8 37. Rxf7+ Kg8 38. h3 Nd5 39. Rg7+ Kf8 40. Rh7 Re8 41. Rh8# 1-0

[Event "COL-ch Superate Intercol U18"]
[Site "Barranquilla"]
[Date "2018.11.28"]
[Round "8.7"]
[White "Arciniegas Castro, Santiago"]
[Black "Sabogal Varela, Jose Joaquin"]
[Result "0-1"]
[ECO "D02"]
[WhiteElo "1402"]
[BlackElo "1718"]
[PlyCount "51"]
[EventDate "2018.11.28"]
[EventType "swiss (blitz)"]
[EventRounds "12"]
[EventCountry "COL"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. d4 d5 2. Bf4 Nf6 3. e3 c5 4. c3 Nc6 5. Nd2 e6 6. Ngf3 c4 7. Qc2 Bd6 8. Bg3 b5 9. e4 dxe4 10. Nxe4 Nxe4 11. Qxe4 Bb7 12. Qc2 h6 13. b3 cxb3 14. axb3 a6 15. Bd3 0-0 16. 0-0 Bxg3 17. hxg3 Rc8 18. Qd2 Qc7 19. c4 bxc4 20. bxc4 Rfd8 21. Rfb1 Kh8 22. Qb2 Rb8 23. Qc3 a5 24. d5 Nb4 25. Be4 exd5 26. Bd3 0-1

[Event "COL-ch Superate Intercol U18"]
[Site "Barranquilla"]
[Date "2018.11.28"]
[Round "12.9"]
[White "Arciniegas Castro, Santiago"]
[Black "Velez Zequeira, Armando Andres"]
[Result "1-0"]
[ECO "B07"]
[WhiteElo "1402"]
[BlackElo "1500"]
[PlyCount "63"]
[EventDate "2018.11.28"]
[EventType "swiss (blitz)"]
[EventRounds "12"]
[EventCountry "COL"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e4 d6 2. d4 d5 3. exd5 Qxd5 4. Nc3 Qd8 5. Nf3 Bg4 6. h3 Bd7 7. Bc4 e6 8. 0-0 Nf6 9. Re1 Bc6 10. d5 Bxd5 11. Nxd5 Nxd5 12. Qxd5 Qxd5 13. Bxd5 c6 14. Bb3 Be7 15. Bf4 Nd7 16. Rad1 Nb6 17. Bd6 Bf6 18. c3 Rd8 19. Bc7 Rxd1 20. Rxd1 0-0 21. Bxb6 axb6 22. Rd7 Rb8 23. h4 Kf8 24. Ng5 Bxg5 25. hxg5 Ke8 26. Rc7 h6 27. gxh6 gxh6 28. f4 Kf8 29. f5 e5 30. Rxf7+ Ke8 31. Rh7 Rd8 32. Rh8+ 1-0

[Event "COL-ch Superate Intercol U18"]
[Site "Barranquilla"]
[Date "2018.11.28"]
[Round "6.10"]
[White "Castano Tibaduiza, Brayan Antonio"]
[Black "Arciniegas Castro, Santiago"]
[Result "0-1"]
[ECO "D00"]
[BlackElo "1402"]
[PlyCount "97"]
[EventDate "2018.11.28"]
[EventType "swiss (blitz)"]
[EventRounds "12"]
[EventCountry "COL"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. d4 Nf6 2. Nc3 d5 3. Bf4 c6 4. e3 Bf5 5. Bd3 Bxd3 6. Qxd3 Nbd7 7. Qe2 e6 8. Nf3 Bb4 9. 0-0 0-0 10. e4 Bxc3 11. bxc3 Nxe4 12. Qd3 Nb6 13. Rfe1 Qf6 14. Be5 Qf5 15. Re2 Na4 16. Nh4 Qh5 17. Re3 Qxh4 18. Rf1 f6 19. Rh3 Qg5 20. Bd6 Nxd6 21. Qxh7+ Kf7 22. Rg3 Qh6 23. Qd3 Ne4 24. Rh3 Qg6 25. Qf3 Ng5 26. Qg4 Nxh3+ 27. Qxh3 Rh8 28. Qf3 Qh5 29. Qg3 e5 30. f4 Qh4 31. Qxh4 Rxh4 32. fxe5 Nxc3 33. exf6 gxf6 34. Rf3 Ne2+ 35. Kf1 Nxd4 36. Rg3 Rf4+ 37. Ke1 Re8+ 38. Kd2 Re2+ 39. Kc3 Nb5+ 40. Kb2 Rff2 41. Rh3 Rxc2+ 42. Kb3 Nd4+ 43. Ka3 Rxa2+ 44. Kb4 b6 45. Rh7+ Ke6 46. Rh6 a5+ 47. Kc3 Ne2+ 48. Kd3 Nf4+ 49. Kd4 0-1

[Event "COL-ch Superate Intercol U18"]
[Site "Barranquilla"]
[Date "2018.11.28"]
[Round "2.4"]
[White "Cuevas Sanchez, Bramdon Daniel"]
[Black "Arciniegas Castro, Santiago"]
[Result "1-0"]
[ECO "B96"]
[WhiteElo "1815"]
[BlackElo "1402"]
[PlyCount "58"]
[EventDate "2018.11.28"]
[EventType "swiss (blitz)"]
[EventRounds "12"]
[EventCountry "COL"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bg5 Nbd7 7. Qe2 e6 8. 0-0-0 Qc7 9. f4 b5 10. a3 Bb7 11. g4 h6 12. Bxf6 Nxf6 13. Bg2 Qc4 14. Qxc4 bxc4 15. Bf3 Be7 16. h4 Rd8 17. g5 Nd7 18. g6 Nc5 19. gxf7+ Kxf7 20. h5 Rhf8 21. f5 e5 22. Nde2 Bg5+ 23. Kb1 Rd7 24. Nd5 Bxd5 25. Rxd5 Rb8 26. Nc3 Be3 27. Ka2 Bd4 28. Nd1 Na4 29. b3 cxb3+ 1-0

[Event "COL-ch Superate Intercol U18"]
[Site "Barranquilla"]
[Date "2018.11.28"]
[Round "7.7"]
[White "Sabogal Varela, Jose Joaquin"]
[Black "Arciniegas Castro, Santiago"]
[Result "1-0"]
[ECO "E51"]
[WhiteElo "1718"]
[BlackElo "1402"]
[PlyCount "49"]
[EventDate "2018.11.28"]
[EventType "swiss (blitz)"]
[EventRounds "12"]
[EventCountry "COL"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Nc3 Bb4 5. e3 0-0 6. Bd2 c5 7. dxc5 Bxc5 8. cxd5 exd5 9. Be2 Nc6 10. 0-0 a6 11. a3 d4 12. exd4 Nxd4 13. Nxd4 Bxd4 14. Qc2 Qc7 15. Rac1 Re8 16. Bf3 Bd7 17. Qb3 Bc6 18. Nd5 Nxd5 19. Bxd5 Qd7 20. Bxc6 bxc6 21. Bc3 Bxc3 22. Qxc3 Re2 23. b4 Rc8 24. Qc4 Qa7 25. Qxe2 1-0

[Event "COL-ch Superate Intercol U18"]
[Site "Barranquilla"]
[Date "2018.11.28"]
[Round "11.9"]
[White "Velez Zequeira, Armando Andres"]
[Black "Arciniegas Castro, Santiago"]
[Result "0-1"]
[ECO "B94"]
[WhiteElo "1500"]
[BlackElo "1402"]
[PlyCount "124"]
[EventDate "2018.11.28"]
[EventType "swiss (blitz)"]
[EventRounds "12"]
[EventCountry "COL"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bg5 Nbd7 7. f4 Qc7 8. Be2 b5 9. a3 Bb7 10. Bf3 e6 11. Bh4 Be7 12. Bf2 Rc8 13. 0-0 0-0 14. Re1 Nb6 15. e5 Nfd5 16. Nxd5 Nxd5 17. Qd2 Rfd8 18. Bxd5 Bxd5 19. c3 Qb7 20. Bg3 dxe5 21. fxe5 Bc5 22. Re2 Bc4 23. Rf2 Qa7 24. Rd1 Bxd4 25. cxd4 Bb3 26. Rc1 Rxc1+ 27. Qxc1 Qxd4 28. Qf4 Qxf4 29. Rxf4 Rd1+ 30. Rf1 Rd2 31. Rf2 Rd1+ 32. Rf1 Rd2 33. Rf2 Rxf2 34. Kxf2 Kf8 35. Ke3 Bd5 36. Kf2 Ke7 37. Bf4 Kd7 38. Be3 Kc6 39. Bd4 a5 40. b4 axb4 41. axb4 Bc4 42. Ke3 Kd5 43. g3 Bf1 44. Bc3 Kc4 45. Kd2 Bg2 46. g4 h6 47. h4 Bh3 48. g5 hxg5 49. hxg5 Bf1 50. Kc2 Bg2 51. Kd2 Be4 52. Bb2 Kxb4 53. Ke3 Bf5 54. Kd4 Kb3 55. Bc1 b4 56. Bd2 Ka3 57. Kc4 b3 58. Bc1+ b2 59. Bxb2+ Kxb2 60. Kc5 Kc3 61. Kd6 Kd4 62. Ke7 Bg6 0-1

[Event "COL-ch U18 rap"]
[Site "Barranquilla"]
[Date "2018.11.27"]
[Round "6"]
[White "Arciniegas Castro, Santiago"]
[Black "Cuevas Sanchez, Bramdon Daniel"]
[Result "0-1"]
[ECO "A48"]
[WhiteElo "1389"]
[BlackElo "1787"]
[PlyCount "82"]
[EventDate "2018.11.27"]
[EventType "swiss (rapid)"]
[EventRounds "6"]
[EventCountry "COL"]
[SourceTitle "CBM 187 Extra"]
[Source "ChessBase"]
[SourceDate "2018.11.04"]
[SourceVersion "1"]
[SourceVersionDate "2018.11.04"]
[SourceQuality "1"]

1. d4 Nf6 2. Bf4 g6 3. e3 Bg7 4. Nf3 0-0 5. Be2 d6 6. h3 b6 7. 0-0 Bb7 8. a4 a5 9. c3 Nbd7 10. Na3 Re8 11. Bh2 e5 12. Re1 e4 13. Nd2 h6 14. Nb5 Nh7 15. b4 Ndf6 16. Qb3 Bd5 17. c4 Bc6 18. bxa5 Rxa5 19. Qc2 Ng5 20. Nb3 Ra8 21. a5 bxa5 22. Nxa5 Bxb5 23. cxb5 Qd7 24. Rec1 Nxh3+ 25. gxh3 Qxh3 26. Nb3 Rxa1 27. Rxa1 Ng4 28. Bg3 Nxe3 29. fxe3 Qxg3+ 30. Kh1 Qh3+ 31. Kg1 Qxe3+ 32. Kh1 Bxd4 33. Nxd4 Qxd4 34. Rf1 Qd5 35. Bc4 Qh5+ 36. Kg1 Qg4+ 37. Kh1 Qh3+ 38. Kg1 Re5 39. Bxf7+ Kh7 40. Rf2 Rg5+ 41. Rg2 Qe3+ 0-1

[Event "COL-ch U18 rap"]
[Site "Barranquilla"]
[Date "2018.11.27"]
[Round "1"]
[White "Arciniegas Castro, Santiago"]
[Black "Oliveros, Camilo"]
[Result "0-1"]
[ECO "D02"]
[WhiteElo "1389"]
[BlackElo "2049"]
[PlyCount "104"]
[EventDate "2018.11.27"]
[EventType "swiss (rapid)"]
[EventRounds "6"]
[EventCountry "COL"]
[SourceTitle "CBM 187 Extra"]
[Source "ChessBase"]
[SourceDate "2018.11.04"]
[SourceVersion "1"]
[SourceVersionDate "2018.11.04"]
[SourceQuality "1"]

1. d4 d5 2. Bf4 Nf6 3. e3 c5 4. c3 Nc6 5. Nd2 e6 6. Ngf3 cxd4 7. exd4 Nh5 8. Bg5 f6 9. Bh4 Nf4 10. Bg3 Bd6 11. Bxf4 Bxf4 12. Bb5 Qc7 13. 0-0 0-0 14. Re1 e5 15. g3 Bxd2 16. Qxd2 e4 17. Nh4 Ne7 18. Rac1 a6 19. Ba4 b5 20. Bb3 Be6 21. Rxe4 dxe4 22. Bxe6+ Kh8 23. d5 Qd6 24. Nf5 Nxf5 25. Bxf5 Qe5 26. Be6 Rad8 27. Qe3 f5 28. Re1 Qd6 29. Rd1 Rf6 30. Rd4 Rdf8 31. Qf4 Qc5 32. Kg2 a5 33. h4 b4 34. Qd2 f4 35. Rxe4 fxg3 36. f4 bxc3 37. bxc3 Qd6 38. Kxg3 Rg6+ 39. Kh3 Qb6 40. Rd4 Qb1 41. Qd1 Qxa2 42. Qd2 Qa1 43. Qd1 Qxc3+ 44. Qd3 Qe1 45. Qf3 Qg1 46. Rd1 Qc5 47. h5 Rgf6 48. Rf1 a4 49. f5 Qc2 50. Rf2 Qb3 51. Qxb3 axb3 52. Rb2 Rb8 0-1

[Event "COL-ch U18 rap"]
[Site "Barranquilla"]
[Date "2018.11.27"]
[Round "5"]
[White "Arciniegas Castro, Santiago"]
[Black "Rico Duran, Juan Sebastian"]
[Result "0-1"]
[ECO "D10"]
[WhiteElo "1389"]
[PlyCount "75"]
[EventDate "2018.11.27"]
[EventType "swiss (rapid)"]
[EventRounds "6"]
[EventCountry "COL"]
[SourceTitle "CBM 187 Extra"]
[Source "ChessBase"]
[SourceDate "2018.11.04"]
[SourceVersion "1"]
[SourceVersionDate "2018.11.04"]
[SourceQuality "1"]

1. d4 c5 2. c3 cxd4 3. cxd4 Nf6 4. Nc3 d5 5. Bf4 a6 6. e3 Nc6 7. a3 Bf5 8. Nf3 e6 9. Bd3 Bg4 10. 0-0 Bd6 11. Bxd6 Qxd6 12. b4 0-0 13. h3 Bh5 14. Be2 Rfc8 15. Rc1 Bg6 16. Nd2 a5 17. b5 Ne7 18. Qb3 b6 19. Na4 Ne4 20. Nxe4 dxe4 21. Qb2 f5 22. g3 Nd5 23. Rxc8+ Rxc8 24. Rc1 Qd7 25. Rc2 Be8 26. Qc1 Rxc2 27. Qxc2 Qd6 28. Qb3 Qc7 29. Bc4 Bf7 30. Bxd5 exd5 31. Qc3 Qc4 32. Qxc4 dxc4 33. Kf1 Be8 34. Nc3 Kf7 35. Ke1 Ke6 36. Kd2 g5 37. a4 h5 38. Nd1 0-1

[Event "COL-ch U18 rap"]
[Site "Barranquilla"]
[Date "2018.11.27"]
[Round "3"]
[White "Arciniegas Castro, Santiago"]
[Black "Velez Zequeira, Armando Andres"]
[Result "1-0"]
[ECO "C84"]
[WhiteElo "1389"]
[BlackElo "1612"]
[PlyCount "115"]
[EventDate "2018.11.27"]
[EventType "swiss (rapid)"]
[EventRounds "6"]
[EventCountry "COL"]
[SourceTitle "CBM 187 Extra"]
[Source "ChessBase"]
[SourceDate "2018.11.04"]
[SourceVersion "1"]
[SourceVersionDate "2018.11.04"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. 0-0 Be7 6. d4 exd4 7. Re1 0-0 8. e5 Ng4 9. h3 Ngxe5 10. Nxe5 Nxe5 11. Rxe5 Bf6 12. Re1 d5 13. c3 c5 14. cxd4 Bxd4 15. Nc3 b5 16. Bb3 c4 17. Qxd4 cxb3 18. axb3 Be6 19. Bf4 Qd7 20. Re2 Rfe8 21. Rae1 f6 22. Qb6 Bf7 23. Rxe8+ Rxe8 24. Rxe8+ Qxe8 25. Be3 h6 26. Qxa6 b4 27. Nb5 Qe4 28. Nd6 Qb1+ 29. Kh2 Bg6 30. Qa8+ Kh7 31. Qxd5 Qxb2 32. Qc4 Qe5+ 33. Bf4 Qe1 34. Be3 Kh8 35. Ne4 Qb1 36. Nd2 Qf5 37. Qxb4 Qe5+ 38. Qf4 Qb5 39. Qg4 Kh7 40. Qc4 Qe5+ 41. g3 Qd6 42. b4 Bd3 43. Qc5 Qd7 44. Qd4 Qb5 45. Qc5 Qd7 46. Nc4 Qe6 47. Nb2 Bf1 48. g4 Qe4 49. Qf5+ Qxf5 50. gxf5 g6 51. fxg6+ Kxg6 52. Kg3 h5 53. h4 Bb5 54. Kf4 Bc6 55. Nd1 Kf7 56. Nc3 Ke6 57. b5 Bb7 58. Ne4 1-0

[Event "COL-ch U18 rap"]
[Site "Barranquilla"]
[Date "2018.11.27"]
[Round "2"]
[White "Castano Tibaduiza, Brayan Antonio"]
[Black "Arciniegas Castro, Santiago"]
[Result "0-1"]
[ECO "B30"]
[BlackElo "1389"]
[PlyCount "74"]
[EventDate "2018.11.27"]
[EventType "swiss (rapid)"]
[EventRounds "6"]
[EventCountry "COL"]
[SourceTitle "CBM 187 Extra"]
[Source "ChessBase"]
[SourceDate "2018.11.04"]
[SourceVersion "1"]
[SourceVersionDate "2018.11.04"]
[SourceQuality "1"]

1. e4 c5 2. Bc4 e6 3. Nf3 Nc6 4. c3 d5 5. exd5 exd5 6. Bb5 Nf6 7. Bxc6+ bxc6 8. 0-0 h6 9. Re1+ Be6 10. d4 Qb6 11. a4 a5 12. Nbd2 Bd6 13. Nb3 c4 14. Nbd2 0-0 15. h3 Bf5 16. Ne5 Rfe8 17. Qf3 Bh7 18. Nf1 Re6 19. Qg3 Ne4 20. Qf4 Qc7 21. f3 Bxe5 22. dxe5 Nc5 23. Qg3 Nd3 24. Re3 Qb6 25. Kh1 Rae8 26. f4 Nxb2 27. Rf3 Bf5 28. Ne3 Be4 29. Nf5 Bxf5 30. Be3 c5 31. Qh4 Nd3 32. Rg3 Qd8 33. Rg1 Qxh4 34. Bf2 Nxf2+ 35. Kh2 Ng4+ 36. Kh1 Qxg3 37. h4 Qh2# 0-1

[Event "COL-ch U18 rap"]
[Site "Barranquilla"]
[Date "2018.11.27"]
[Round "4"]
[White "Perea Erazo, Janyert Julian"]
[Black "Arciniegas Castro, Santiago"]
[Result "1/2-1/2"]
[ECO "C01"]
[WhiteElo "1590"]
[BlackElo "1389"]
[PlyCount "85"]
[EventDate "2018.11.27"]
[EventType "swiss (rapid)"]
[EventRounds "6"]
[EventCountry "COL"]
[SourceTitle "CBM 187 Extra"]
[Source "ChessBase"]
[SourceDate "2018.11.04"]
[SourceVersion "1"]
[SourceVersionDate "2018.11.04"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Bd3 dxe4 4. Bxe4 Nf6 5. Bd3 c5 6. dxc5 Bxc5 7. Nf3 0-0 8. 0-0 Nbd7 9. Nc3 a6 10. Bg5 h6 11. Bh4 Qc7 12. Bg3 e5 13. Re1 Re8 14. Bf5 Bb4 15. Bxd7 Nxd7 16. Nd5 Qd6 17. Nxb4 Qxb4 18. b3 e4 19. c4 Nf6 20. Nd4 Bg4 21. Qc1 Rad8 22. Nc2 Qd2 23. Ne3 Bh5 24. Bh4 g5 25. Bg3 Qxc1 26. Raxc1 Rd2 27. a4 Ng4 28. h3 Nxe3 29. Rxe3 f5 30. f4 Red8 31. fxg5 hxg5 32. Be5 R8d3 33. Rc3 Rxe3 34. Rxe3 Bd1 35. g4 Rd3 36. Rxd3 exd3 37. gxf5 Bxb3 38. Bc3 Kf7 39. Kf2 d2 40. Bxd2 Kf6 41. a5 Bxc4 42. Kg3 Kxf5 43. Be3 1/2-1/2

[Event "COL-ch U18"]
[Site "Barranquilla"]
[Date "2018.11.26"]
[Round "5"]
[White "Arciniegas Castro, Santiago"]
[Black "Rico Duran, Juan Sebastian"]
[Result "1-0"]
[ECO "A48"]
[WhiteElo "1883"]
[PlyCount "91"]
[EventDate "2018.11.24"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "CBM 187 Extra"]
[Source "ChessBase"]
[SourceDate "2018.11.04"]
[SourceVersion "1"]
[SourceVersionDate "2018.11.04"]
[SourceQuality "1"]

1. d4 Nf6 2. Bf4 g6 3. e3 Bg7 4. Nf3 d6 5. Be2 0-0 6. h3 Nbd7 7. 0-0 c5 8. Nbd2 Re8 9. Bh2 cxd4 10. exd4 b6 11. c3 Bb7 12. a4 Rc8 13. a5 e5 14. axb6 axb6 15. Qb3 exd4 16. Nxd4 Nc5 17. Qc2 Nfe4 18. Bb5 Nxd2 19. Qxd2 Re4 20. Rae1 d5 21. f3 Rxd4 22. cxd4 Nb3 23. Qd1 Nxd4 24. Re8+ Qxe8 25. Bxe8 Rxe8 26. Re1 Ne6 27. Be5 Bf8 28. Bd4 Bc5 29. Bxc5 bxc5 30. Qa4 Kf8 31. b4 c4 32. Qa7 Bc8 33. b5 c3 34. b6 c2 35. b7 Bxb7 36. Qxb7 d4 37. Qb4+ Kg8 38. Qc4 Rd8 39. Qxc2 d3 40. Qd2 Nc5 41. Qe3 Na4 42. Qe7 Ra8 43. Qd7 Nb2 44. Re8+ Rxe8 45. Qxe8+ Kg7 46. Qe5+ 1-0

[Event "COL-ch U18"]
[Site "Barranquilla"]
[Date "2018.11.26"]
[Round "6"]
[White "Arciniegas Castro, Santiago"]
[Black "Vargas Viscaino, Jesus Daniel"]
[Result "0-1"]
[ECO "A48"]
[WhiteElo "1883"]
[BlackElo "1421"]
[PlyCount "78"]
[EventDate "2018.11.24"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "CBM 187 Extra"]
[Source "ChessBase"]
[SourceDate "2018.11.04"]
[SourceVersion "1"]
[SourceVersionDate "2018.11.04"]
[SourceQuality "1"]

1. d4 Nf6 2. Bf4 g6 3. e3 Bg7 4. Nf3 0-0 5. Be2 d6 6. h3 Nbd7 7. 0-0 b6 8. c3 Bb7 9. a4 a5 10. Na3 Qe8 11. Bh2 e5 12. Nb5 Rc8 13. b4 Qe7 14. Qb3 Ne4 15. Rfd1 Kh8 16. Rac1 f5 17. c4 axb4 18. Qxb4 Rf7 19. a5 bxa5 20. Qxa5 c6 21. Qa7 Nf8 22. Nc3 Nxc3 23. Rxc3 exd4 24. Rb3 Ra8 25. Qb6 Ra6 26. Qb4 c5 27. Qd2 Ne6 28. Rdb1 Be4 29. Rb6 Rxb6 30. Rxb6 d5 31. Ne5 Rf8 32. f3 dxe3 33. Qd1 f4 34. fxe4 Bxe5 35. Qxd5 Nd4 36. Bg4 e2 37. Bxe2 Nxe2+ 38. Kf2 Rd8 39. Re6 Qh4+ 0-1

[Event "COL-ch U18"]
[Site "Barranquilla"]
[Date "2018.11.26"]
[Round "7"]
[White "Gamarra Castillo, Jorge Rafael"]
[Black "Arciniegas Castro, Santiago"]
[Result "0-1"]
[ECO "E51"]
[BlackElo "1883"]
[PlyCount "68"]
[EventDate "2018.11.24"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "CBM 187 Extra"]
[Source "ChessBase"]
[SourceDate "2018.11.04"]
[SourceVersion "1"]
[SourceVersionDate "2018.11.04"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 0-0 5. Nf3 d5 6. a3 Bxc3+ 7. bxc3 c5 8. cxd5 exd5 9. Be2 Nc6 10. 0-0 Qa5 11. c4 Bg4 12. cxd5 Nxd5 13. h3 Nc3 14. Qc2 Nxe2+ 15. Qxe2 Bh5 16. d5 Ne5 17. Bb2 Nxf3+ 18. gxf3 Qd8 19. Rad1 Qd7 20. Kh2 Qf5 21. Rg1 f6 22. Rg3 Rad8 23. Rdg1 Rf7 24. e4 Qf4 25. Bc1 Qe5 26. Qe3 Re7 27. f4 Qc7 28. Bb2 Kh8 29. d6 Qxd6 30. e5 Qc7 31. Rxg7 Rxg7 32. exf6 Rxg1 33. f7+ Rg7 34. Qd2 Bxf7 0-1

[Event "COL-ch U18"]
[Site "Barranquilla"]
[Date "2018.11.25"]
[Round "4"]
[White "Foronda Tovar, Carlos Andres"]
[Black "Arciniegas Castro, Santiago"]
[Result "0-1"]
[ECO "E14"]
[WhiteElo "1500"]
[BlackElo "1883"]
[PlyCount "54"]
[EventDate "2018.11.24"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "CBM 187 Extra"]
[Source "ChessBase"]
[SourceDate "2018.11.04"]
[SourceVersion "1"]
[SourceVersionDate "2018.11.04"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. e3 Bb7 5. Nbd2 c5 6. Bd3 d6 7. 0-0 Be7 8. b3 0-0 9. Bb2 Nbd7 10. Rc1 Rc8 11. Bb1 Qc7 12. Qc2 Rfd8 13. dxc5 Qxc5 14. Nd4 Qh5 15. f3 d5 16. e4 Bc5 17. Kh1 dxe4 18. Nxe4 Nxe4 19. fxe4 Nf6 20. e5 Ne4 21. Qd3 Bxd4 22. Bxd4 Rxd4 23. Qxd4 Ng3+ 24. Kg1 Ne2+ 25. Kh1 Nxd4 26. Rcd1 Qe2 27. Rg1 Bxg2+ 0-1

[Event "COL-ch U18"]
[Site "Barranquilla"]
[Date "2018.11.25"]
[Round "3"]
[White "Pineda Ramirez, Esteban"]
[Black "Arciniegas Castro, Santiago"]
[Result "1-0"]
[ECO "B28"]
[WhiteElo "1558"]
[BlackElo "1883"]
[PlyCount "66"]
[EventDate "2018.11.24"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "CBM 187 Extra"]
[Source "ChessBase"]
[SourceDate "2018.11.04"]
[SourceVersion "1"]
[SourceVersionDate "2018.11.04"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 a6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 e5 6. Nb3 Bb4 7. Bc4 Qc7 8. Qd3 b5 9. Bd5 Nxd5 10. exd5 Bxc3+ 11. bxc3 d6 12. 0-0 0-0 13. f4 Nd7 14. a4 bxa4 15. Rxa4 Nb6 16. Ra1 a5 17. Rf3 a4 18. Nd2 Ba6 19. Qf5 Qc5+ 20. Kh1 Qxd5 21. Rh3 h6 22. Qg4 f5 23. Qg3 Rae8 24. Nf3 Qd1+ 25. Ng1 exf4 26. Qxf4 Re4 27. Qf2 Nd5 28. Bb2 Qg4 29. Rg3 Qf4 30. Qa7 Qe5 31. Qxa6 Ne3 32. Qd3 Ng4 33. Rf1 h5 1-0

[Event "COL-ch U18"]
[Site "Barranquilla"]
[Date "2018.11.24"]
[Round "2"]
[White "Arciniegas Castro, Santiago"]
[Black "Perea Erazo, Janyert Julian"]
[Result "1/2-1/2"]
[ECO "D03"]
[WhiteElo "1883"]
[BlackElo "1597"]
[PlyCount "60"]
[EventDate "2018.11.24"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "CBM 187 Extra"]
[Source "ChessBase"]
[SourceDate "2018.11.04"]
[SourceVersion "1"]
[SourceVersionDate "2018.11.04"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 g6 3. Bg5 Bg7 4. Nbd2 d5 5. e3 0-0 6. Be2 c6 7. c3 Nbd7 8. b4 Re8 9. 0-0 e5 10. Nb3 Qc7 11. Bh4 Ne4 12. Qc2 b6 13. Nfd2 Nxd2 14. Qxd2 Nf6 15. Bf3 Ba6 16. Rfc1 Bc4 17. Bg3 Ne4 18. Qc2 f5 19. Nd2 Ba6 20. Nxe4 fxe4 21. Be2 Bxe2 22. Qxe2 Qe7 23. Rab1 b5 24. a4 a6 25. a5 Qg5 26. Rf1 Re6 27. h3 h5 28. Rbd1 Rf8 29. Rd2 Qe7 30. Rb2 Qg5 1/2-1/2

[Event "COL-ch U18"]
[Site "Barranquilla"]
[Date "2018.11.24"]
[Round "1"]
[White "Nino Jimenez, Jesus Antonio"]
[Black "Arciniegas Castro, Santiago"]
[Result "0-1"]
[ECO "B50"]
[WhiteElo "1586"]
[BlackElo "1883"]
[PlyCount "66"]
[EventDate "2018.11.24"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "CBM 187 Extra"]
[Source "ChessBase"]
[SourceDate "2018.11.04"]
[SourceVersion "1"]
[SourceVersionDate "2018.11.04"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. Bc4 Nf6 4. d3 e6 5. Nc3 d5 6. Bb5+ Nc6 7. e5 Nd7 8. 0-0 Be7 9. Ne2 0-0 10. d4 cxd4 11. Bxc6 bxc6 12. Nexd4 Qb6 13. c3 c5 14. Nb3 a5 15. Qc2 a4 16. Nbd2 f6 17. exf6 Bxf6 18. Re1 e5 19. h3 e4 20. Nh2 Ne5 21. Ndf1 Nd3 22. Rd1 Bh4 23. Rxd3 exd3 24. Qxd3 Bxf2+ 25. Kh1 d4 26. Bd2 Ba6 27. c4 Qe6 28. Rc1 Bb7 29. Rd1 Be4 30. Qa3 Qc6 31. Nf3 Rxf3 32. gxf3 Bxf3+ 33. Qxf3 Qxf3+ 0-1

[Event "COL-ch"]
[Site "Bogota"]
[Date "2018.11.12"]
[Round "9"]
[White "Celis Vargas, Walter Enrique"]
[Black "Arciniegas Castro, Santiago"]
[Result "1/2-1/2"]
[ECO "B90"]
[WhiteElo "1689"]
[BlackElo "1883"]
[PlyCount "18"]
[EventDate "2018.11.06"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CBM 187 Extra"]
[Source "ChessBase"]
[SourceDate "2018.11.04"]
[SourceVersion "1"]
[SourceVersionDate "2018.11.04"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Be3 e5 7. Nb3 Be6 8. f3 Be7 9. Qd2 Nbd7 1/2-1/2

[Event "COL-ch"]
[Site "Bogota"]
[Date "2018.11.11"]
[Round "8"]
[White "Arciniegas Castro, Santiago"]
[Black "Univio Sanchez, German"]
[Result "0-1"]
[ECO "A47"]
[WhiteElo "1883"]
[BlackElo "2058"]
[PlyCount "72"]
[EventDate "2018.11.06"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CBM 187 Extra"]
[Source "ChessBase"]
[SourceDate "2018.11.04"]
[SourceVersion "1"]
[SourceVersionDate "2018.11.04"]
[SourceQuality "1"]

1. d4 Nf6 2. Bf4 c5 3. e3 b6 4. Nf3 Bb7 5. c3 Nh5 6. Bg5 h6 7. Bh4 g5 8. Bg3 d6 9. Bd3 Bg7 10. Nbd2 Nd7 11. 0-0 Nxg3 12. hxg3 Qc7 13. a4 a6 14. Qe2 e5 15. dxe5 Nxe5 16. Nxe5 dxe5 17. Rfd1 h5 18. Ne4 Bc6 19. Nxg5 Qe7 20. Be4 Rc8 21. Qxa6 0-0 22. Bxc6 Rxc6 23. Qb5 Rfc8 24. Nf3 e4 25. Nh4 Bf6 26. Rd5 Bxh4 27. gxh4 Qxh4 28. Qe2 Rh6 29. Rad1 Rcc6 30. Rf5 Rcg6 31. Rdd5 Rxg2+ 32. Kxg2 Rg6+ 33. Rg5 Rxg5+ 34. Rxg5+ Qxg5+ 35. Kh3 Qf5+ 36. Kh4 Kg7 0-1

[Event "COL-ch"]
[Site "Bogota"]
[Date "2018.11.10"]
[Round "7"]
[White "Contreras R, Wilson Mauricio"]
[Black "Arciniegas Castro, Santiago"]
[Result "0-1"]
[ECO "B66"]
[WhiteElo "1713"]
[BlackElo "1883"]
[PlyCount "64"]
[EventDate "2018.11.06"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CBM 187 Extra"]
[Source "ChessBase"]
[SourceDate "2018.11.04"]
[SourceVersion "1"]
[SourceVersionDate "2018.11.04"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. Bg5 Nc6 7. Qd2 a6 8. 0-0-0 Be7 9. h4 Nxd4 10. Qxd4 b5 11. f4 Rb8 12. Be2 b4 13. Nb1 Qa5 14. Bc4 Bb7 15. Bxf6 gxf6 16. g4 Qc5 17. Qd3 Rc8 18. Bb3 Bc6 19. f5 Qe5 20. Nd2 Bb5 21. Qf3 a5 22. fxe6 fxe6 23. Kb1 a4 24. Bd5 exd5 25. exd5 Be2 26. Qh3 Bxd1 27. Rxd1 a3 28. bxa3 Rc3 29. Qf1 bxa3 30. Qb5+ Kf7 31. Nb3 Rd3 32. Nd2 Rxd2 0-1

[Event "COL-ch"]
[Site "Bogota"]
[Date "2018.11.09"]
[Round "6"]
[White "Arciniegas Castro, Santiago"]
[Black "Torres Cueto, Jesus Marcial"]
[Result "0-1"]
[ECO "D02"]
[WhiteElo "1883"]
[BlackElo "2078"]
[PlyCount "34"]
[EventDate "2018.11.06"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CBM 187 Extra"]
[Source "ChessBase"]
[SourceDate "2018.11.04"]
[SourceVersion "1"]
[SourceVersionDate "2018.11.04"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 d5 3. Bf4 c5 4. e3 Nc6 5. Nbd2 Qb6 6. dxc5 Qxb2 7. Rb1 Qc3 8. Bb5 Bd7 9. 0-0 Qxc5 10. c4 e6 11. Nb3 Qe7 12. Nbd4 Nxd4 13. Nxd4 Rc8 14. Qa4 a6 15. cxd5 axb5 16. Nxb5 Nxd5 17. Rfc1 Qd8 0-1

[Event "COL-ch"]
[Site "Bogota"]
[Date "2018.11.09"]
[Round "5"]
[White "Fiesco Hoyos, Javier"]
[Black "Arciniegas Castro, Santiago"]
[Result "0-1"]
[ECO "A13"]
[WhiteElo "1573"]
[BlackElo "1883"]
[PlyCount "60"]
[EventDate "2018.11.06"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CBM 187 Extra"]
[Source "ChessBase"]
[SourceDate "2018.11.04"]
[SourceVersion "1"]
[SourceVersionDate "2018.11.04"]
[SourceQuality "1"]

1. c4 e6 2. g3 d5 3. Bg2 Nf6 4. Nf3 dxc4 5. Qa4+ Bd7 6. Qxc4 c5 7. Ne5 Qc8 8. b3 Nc6 9. f4 Be7 10. 0-0 0-0 11. Bb2 Rb8 12. a3 b5 13. Qd3 Rd8 14. e3 Na5 15. Qc3 Qa6 16. b4 Nc4 17. bxc5 Bxc5 18. Rc1 Qb6 19. d4 Be7 20. Nd2 Nd5 21. Ndxc4 bxc4 22. Bxd5 exd5 23. Rab1 Bf5 24. Ra1 Qxb2 25. Nc6 Qxc3 26. Rxc3 Re8 27. Nxb8 Rxb8 28. Ra2 Rb3 29. Rc1 c3 30. Kf2 Rb2+ 0-1

[Event "COL-ch"]
[Site "Bogota"]
[Date "2018.11.08"]
[Round "4"]
[White "Arciniegas Castro, Santiago"]
[Black "Ramirez Perez, Jose Alexis"]
[Result "1-0"]
[ECO "C84"]
[WhiteElo "1883"]
[BlackElo "1717"]
[PlyCount "73"]
[EventDate "2018.11.06"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CBM 187 Extra"]
[Source "ChessBase"]
[SourceDate "2018.11.04"]
[SourceVersion "1"]
[SourceVersionDate "2018.11.04"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. 0-0 Be7 6. d4 exd4 7. Re1 b5 8. Bb3 d6 9. Bd5 Bd7 10. Nxd4 Nxd5 11. Nxc6 Bxc6 12. exd5 Bb7 13. Bg5 f6 14. Bh4 0-0 15. Nc3 Qd7 16. Re6 Rae8 17. Qd2 Bd8 18. Rae1 c6 19. Bg3 cxd5 20. Rxd6 Qf7 21. Rxe8 Rxe8 22. Nxd5 Kh8 23. h3 Ba8 24. Ne3 Be7 25. Rxa6 Rd8 26. Qa5 Qe8 27. Bc7 Rc8 28. Bd6 Bd8 29. Qb4 Bb7 30. Ra7 Qc6 31. Ra3 Qd7 32. Rd3 Qe8 33. a4 Bc6 34. Nf5 bxa4 35. Bf8 Qe6 36. Bxg7+ Kg8 37. Qf8# 1-0

[Event "COL-ch"]
[Site "Bogota"]
[Date "2018.11.07"]
[Round "2"]
[White "Arciniegas Castro, Santiago"]
[Black "Higarrero, Juan David"]
[Result "1-0"]
[ECO "A48"]
[WhiteElo "1883"]
[BlackElo "1655"]
[PlyCount "96"]
[EventDate "2018.11.06"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CBM 187 Extra"]
[Source "ChessBase"]
[SourceDate "2018.11.04"]
[SourceVersion "1"]
[SourceVersionDate "2018.11.04"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 g6 3. Bg5 Bg7 4. Nbd2 d6 5. e4 h6 6. Bh4 Bg4 7. h3 Bxf3 8. Qxf3 c6 9. c3 Nbd7 10. Bc4 Qa5 11. Bg3 e5 12. b4 Qc7 13. 0-0 0-0 14. dxe5 dxe5 15. a4 c5 16. Rfd1 Rad8 17. Bb3 Nh5 18. Nc4 Nf4 19. Nd6 cxb4 20. cxb4 Nf6 21. Bxf4 Rxd6 22. Be3 Rxd1+ 23. Rxd1 a6 24. Bxh6 Bxh6 25. Qxf6 Bg7 26. Qxg6 Kh8 27. Qh5+ Kg8 28. Qf3 Qe7 29. Qc3 Rd8 30. Rxd8+ Qxd8 31. Bd5 b6 32. Qc4 Bh6 33. Bxf7+ Kg7 34. Bh5 Qe7 35. Qc6 Qg5 36. Qd7+ Kg8 37. Qf7+ Kh8 38. g3 Bg7 39. Bg6 Qd8 40. Bf5 Qf6 41. Qe8+ Qf8 42. Qg6 Kg8 43. Be6+ Kh8 44. Qh5+ Bh6 45. Qxe5+ Bg7 46. Qh5+ Bh6 47. g4 Qf6 48. Bf5 Qg5 1-0

[Event "COL-ch"]
[Site "Bogota"]
[Date "2018.11.07"]
[Round "3"]
[White "Rubiano Espitia, Henry"]
[Black "Arciniegas Castro, Santiago"]
[Result "1-0"]
[ECO "B23"]
[WhiteElo "1600"]
[BlackElo "1883"]
[PlyCount "31"]
[EventDate "2018.11.06"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CBM 187 Extra"]
[Source "ChessBase"]
[SourceDate "2018.11.04"]
[SourceVersion "1"]
[SourceVersionDate "2018.11.04"]
[SourceQuality "1"]

1. e4 c5 2. Nc3 Nc6 3. f4 g6 4. Nf3 Bg7 5. Bc4 a6 6. d3 e6 7. 0-0 Nge7 8. Qe1 0-0 9. f5 exf5 10. Qh4 b5 11. Bb3 Qe8 12. Bh6 Kh8 13. Ng5 Ne5 14. exf5 gxf5 15. Bxg7+ Kxg7 16. Qxh7+ 1-0

[Event "COL-ch"]
[Site "Bogota"]
[Date "2018.11.06"]
[Round "1"]
[White "Escobar Forero, Alder"]
[Black "Arciniegas Castro, Santiago"]
[Result "1-0"]
[ECO "A31"]
[WhiteElo "2468"]
[BlackElo "1883"]
[PlyCount "48"]
[EventDate "2018.11.06"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CBM 187 Extra"]
[Source "ChessBase"]
[SourceDate "2018.11.04"]
[SourceVersion "1"]
[SourceVersionDate "2018.11.04"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. f3 e6 6. c4 a6 7. Nc3 Nbd7 8. Be3 Qc7 9. Qd2 Be7 10. Be2 b6 11. 0-0 Bb7 12. Rfc1 Rc8 13. a4 0-0 14. a5 bxa5 15. Nb3 a4 16. Nxa4 Nc5 17. Na5 Bc6 18. Nc3 Nb7 19. Nd5 exd5 20. cxd5 Nxa5 21. Rxa5 Qd7 22. dxc6 Rxc6 23. Rxc6 Qxc6 24. Rxa6 Qxa6 1-0

[Event "COL-ch U16"]
[Site "Cartagena"]
[Date "2018.05.20"]
[Round "9"]
[White "Arciniegas Castro, Santiago"]
[Black "Florez Hernandez, Bairon"]
[Result "1-0"]
[ECO "C47"]
[WhiteElo "1894"]
[BlackElo "1395"]
[PlyCount "61"]
[EventDate "2018.05.15"]
[EventType "k.o."]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CBM 184 Extra"]
[Source "ChessBase"]
[SourceDate "2018.06.28"]
[SourceVersion "1"]
[SourceVersionDate "2018.06.28"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Nc3 Nf6 4. a3 Be7 5. d4 exd4 6. Nxd4 Nxd4 7. Qxd4 d6 8. f3 Be6 9. Be3 a6 10. g4 c5 11. Qd2 Nd7 12. 0-0-0 Ne5 13. Be2 Bc4 14. f4 Bxe2 15. Qxe2 Nc6 16. Bxc5 b6 17. Be3 Qb8 18. Qc4 Na5 19. Qa4+ Kf8 20. Nd5 Bd8 21. Qd4 Qc8 22. Qb4 Nc4 23. Bd4 a5 24. Qc3 b5 25. Bxg7+ Ke8 26. Bxh8 b4 27. Qg7 bxa3 28. Qg8+ Kd7 29. Qxf7+ Kc6 30. Qe8+ Kc5 31. Bd4# 1-0

[Event "COL-ch U16"]
[Site "Cartagena"]
[Date "2018.05.19"]
[Round "7"]
[White "Arciniegas Castro, Santiago"]
[Black "Alvarez Angel, Nelson Eduardo"]
[Result "0-1"]
[ECO "B33"]
[WhiteElo "1894"]
[BlackElo "1829"]
[PlyCount "80"]
[EventDate "2018.05.15"]
[EventType "k.o."]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CBM 184 Extra"]
[Source "ChessBase"]
[SourceDate "2018.06.28"]
[SourceVersion "1"]
[SourceVersionDate "2018.06.28"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Qb6 5. Nb3 Nf6 6. Nc3 e6 7. Be2 Be7 8. a3 0-0 9. 0-0 a6 10. Be3 Qc7 11. f4 d6 12. Qe1 b5 13. Qg3 Bb7 14. Bf3 Rad8 15. Rad1 Qb8 16. Nd4 Na5 17. f5 e5 18. Nde2 Nd7 19. f6 Bxf6 20. Bg4 Kh8 21. Bf5 Bc6 22. Nd5 Nc4 23. Bxh7 Bxd5 24. Qh3 Rfe8 25. Bf5+ Kg8 26. exd5 Nxe3 27. Qxe3 Qb6 28. Qxb6 Nxb6 29. b3 Bg5 30. Nc3 g6 31. Bd3 f5 32. Be2 e4 33. a4 Rc8 34. Nxb5 axb5 35. Bxb5 Re5 36. a5 Nxd5 37. Bc4 Rc5 38. a6 Kg7 39. b4 Rxc4 40. a7 Be3+ 0-1

[Event "COL-ch U16"]
[Site "Cartagena"]
[Date "2018.05.19"]
[Round "8"]
[White "Martinez, Cristian Camilo"]
[Black "Arciniegas Castro, Santiago"]
[Result "1/2-1/2"]
[ECO "C06"]
[WhiteElo "1890"]
[BlackElo "1894"]
[PlyCount "62"]
[EventDate "2018.05.15"]
[EventType "k.o."]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CBM 184 Extra"]
[Source "ChessBase"]
[SourceDate "2018.06.28"]
[SourceVersion "1"]
[SourceVersionDate "2018.06.28"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nd2 Nf6 4. e5 Nfd7 5. Bd3 c5 6. c3 Nc6 7. Ndf3 cxd4 8. cxd4 f6 9. exf6 Nxf6 10. Nh3 Bb4+ 11. Bd2 Bxd2+ 12. Qxd2 0-0 13. 0-0 e5 14. dxe5 Ne4 15. Qe3 Bxh3 16. gxh3 Qd7 17. Bxe4 dxe4 18. Qxe4 Qf5 19. Qxf5 Rxf5 20. Nh4 Rxe5 21. Rfe1 Rae8 22. Nf3 R5e6 23. Rxe6 Rxe6 24. Re1 Rg6+ 25. Kf1 Kf7 26. h4 h6 27. Rc1 Rf6 28. Kg2 Rg6+ 29. Kf1 Rf6 30. Kg2 Rg6+ 31. Kf1 Rf6 1/2-1/2

[Event "COL-ch U16"]
[Site "Cartagena"]
[Date "2018.05.18"]
[Round "6"]
[White "Mesa Baez, Samuel"]
[Black "Arciniegas Castro, Santiago"]
[Result "0-1"]
[ECO "A08"]
[WhiteElo "1613"]
[BlackElo "1894"]
[PlyCount "144"]
[EventDate "2018.05.15"]
[EventType "k.o."]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CBM 184 Extra"]
[Source "ChessBase"]
[SourceDate "2018.06.28"]
[SourceVersion "1"]
[SourceVersionDate "2018.06.28"]
[SourceQuality "1"]

1. e4 e6 2. d3 d5 3. Nd2 c5 4. Ngf3 Nc6 5. g3 Bd6 6. Bg2 Nge7 7. 0-0 0-0 8. Re1 Qc7 9. Nf1 d4 10. h4 e5 11. N1h2 f6 12. h5 Be6 13. g4 h6 14. Nh4 c4 15. Nf5 cxd3 16. cxd3 Rac8 17. a3 Na5 18. b4 Nb3 19. Rb1 Nxc1 20. Rxc1 Qd7 21. Qd2 Kh7 22. Nf3 Rxc1 23. Rxc1 Rc8 24. N3h4 a5 25. Rxc8 Nxc8 26. Bf3 axb4 27. axb4 Qa4 28. Nxd6 Nxd6 29. Bd1 Qa1 30. Kg2 Qc3 31. Qc2 Qxc2 32. Bxc2 Bxg4 33. f3 Bxh5 34. Kg3 g5 35. Ng2 Be8 36. Bb3 Bb5 37. Ne1 h5 38. Be6 Kg6 39. Bh3 Ne8 40. Bf5+ Kf7 41. Kf2 Nc7 42. Ke2 Ne6 43. Ng2 Nd8 44. Ne1 Nc6 45. Nc2 Ba4 46. b5 Ne7 47. Na3 Nxf5 48. exf5 Ke7 49. b6 Kd7 50. Nc4 Kc6 51. Nd2 Kxb6 52. Ne4 Bd7 53. Nxf6 Bxf5 54. Nxh5 g4 55. Kd2 gxf3 56. Ng3 Bh3 57. Ne4 Kc6 58. Nf2 Bg2 59. Kc2 Kb5 60. Kb3 Bf1 61. Kc2 Ka4 62. Kd2 b5 63. Ke1 Be2 64. Kd2 Ka3 65. Ng4 Ka2 66. Nxe5 b4 67. Nc6 b3 68. Nxd4 b2 69. Nb5 Kb3 70. Nd4+ Ka4 71. Kc2 Bxd3+ 72. Kxb2 f2 0-1

[Event "COL-ch U16"]
[Site "Cartagena"]
[Date "2018.05.17"]
[Round "5"]
[White "Arciniegas Castro, Santiago"]
[Black "Cruz Beltran, Andres Euclides"]
[Result "1-0"]
[ECO "D00"]
[WhiteElo "1894"]
[BlackElo "1834"]
[PlyCount "87"]
[EventDate "2018.05.15"]
[EventType "k.o."]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CBM 184 Extra"]
[Source "ChessBase"]
[SourceDate "2018.06.28"]
[SourceVersion "1"]
[SourceVersionDate "2018.06.28"]
[SourceQuality "1"]

1. d4 Nf6 2. Bf4 d5 3. e3 Bf5 4. c4 e6 5. Qb3 Qc8 6. Nc3 c6 7. Rc1 Be7 8. cxd5 cxd5 9. e4 dxe4 10. Nb5 Nc6 11. Nc7+ Kf8 12. Nxa8 Qxa8 13. Ne2 Nd5 14. Be3 Bg6 15. Nc3 Nxe3 16. fxe3 Bg5 17. Kf2 Qd8 18. Ne2 Qd7 19. Ng3 h5 20. h4 Bh6 21. Bb5 Kg8 22. Qc3 Qd6 23. Bxc6 bxc6 24. Rh3 Qd5 25. Qc4 Qa5 26. b4 Qa3 27. Rc3 Qb2+ 28. Rc2 Qa3 29. Qb3 Qa6 30. Rh1 Qb7 31. Qc3 Qc7 32. b5 Kh7 33. bxc6 f5 34. Ne2 f4 35. Rb1 fxe3+ 36. Kg1 Qe7 37. g3 Qf7 38. Rf1 Qc7 39. Qb3 Rd8 40. Qxe6 Rxd4 41. Nxd4 Qxg3+ 42. Rg2 Qxh4 43. Qxg6+ Kh8 44. Rf8# 1-0

[Event "COL-ch U16"]
[Site "Cartagena"]
[Date "2018.05.17"]
[Round "4"]
[White "Valera Padilla, Federico Jose"]
[Black "Arciniegas Castro, Santiago"]
[Result "1-0"]
[ECO "A08"]
[WhiteElo "1630"]
[BlackElo "1894"]
[PlyCount "73"]
[EventDate "2018.05.15"]
[EventType "k.o."]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CBM 184 Extra"]
[Source "ChessBase"]
[SourceDate "2018.06.28"]
[SourceVersion "1"]
[SourceVersionDate "2018.06.28"]
[SourceQuality "1"]

1. e4 c5 2. d3 Nc6 3. Nd2 e6 4. Ngf3 d5 5. c3 Bd6 6. g3 Nge7 7. Bg2 0-0 8. 0-0 b6 9. Re1 f6 10. d4 Bc7 11. Qe2 Rb8 12. b3 e5 13. dxc5 bxc5 14. Ba3 Bd6 15. Rad1 Qa5 16. exd5 Ba6 17. Nc4 Nd4 18. cxd4 Bxc4 19. Qxc4 Qxa3 20. dxe5 fxe5 21. Rd2 Rb4 22. Qc1 Qxc1 23. Rxc1 e4 24. Ng5 Rd4 25. Rxd4 cxd4 26. Bxe4 h6 27. Ne6 Rf6 28. Nxd4 Ba3 29. Rc7 Kf8 30. Nb5 Bb4 31. f3 a6 32. Nd4 Bd6 33. Rc4 Ke8 34. Ne6 g5 35. Ra4 a5 36. Rxa5 Bb4 37. Rb5 1-0

[Event "COL-ch U16"]
[Site "Cartagena"]
[Date "2018.05.16"]
[Round "3"]
[White "Arciniegas Castro, Santiago"]
[Black "Hernandez, Jeronimo"]
[Result "1/2-1/2"]
[ECO "B12"]
[WhiteElo "1894"]
[BlackElo "1789"]
[PlyCount "48"]
[EventDate "2018.05.15"]
[EventType "k.o."]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CBM 184 Extra"]
[Source "ChessBase"]
[SourceDate "2018.06.28"]
[SourceVersion "1"]
[SourceVersionDate "2018.06.28"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. f3 dxe4 4. fxe4 e5 5. Nf3 exd4 6. Bc4 Be7 7. 0-0 Nf6 8. Ng5 0-0 9. Nxf7 Rxf7 10. Bxf7+ Kxf7 11. e5 Kg8 12. exf6 Bxf6 13. c3 Na6 14. Qb3+ Qd5 15. Qxd5+ cxd5 16. h3 Bd7 17. cxd4 Bxd4+ 18. Kh1 Nc5 19. Rd1 Bf2 20. Rxd5 Ne4 21. Bf4 Bc6 22. Rd1 g5 23. Be5 Re8 24. Bc7 g4 1/2-1/2

[Event "COL-ch U16"]
[Site "Cartagena"]
[Date "2018.05.16"]
[Round "2"]
[White "Corredor Castellanos, Camilo"]
[Black "Arciniegas Castro, Santiago"]
[Result "1-0"]
[ECO "E46"]
[WhiteElo "1927"]
[BlackElo "1894"]
[PlyCount "73"]
[EventDate "2018.05.15"]
[EventType "k.o."]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CBM 184 Extra"]
[Source "ChessBase"]
[SourceDate "2018.06.28"]
[SourceVersion "1"]
[SourceVersionDate "2018.06.28"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 0-0 5. Nge2 Re8 6. a3 Bf8 7. g3 d5 8. Bg2 dxc4 9. Qa4 Nbd7 10. Qxc4 Nb6 11. Qb3 c6 12. 0-0 e5 13. dxe5 Rxe5 14. Rd1 Qc7 15. e4 Re8 16. Bf4 Qe7 17. Qc2 Nc4 18. Nd4 Nh5 19. Bc1 Be6 20. Qe2 g6 21. f4 Na5 22. Be3 Bc4 23. Qf2 Nf6 24. h3 Nb3 25. Nxb3 Bxb3 26. Re1 b6 27. Rac1 Rac8 28. g4 Nd7 29. Nb1 Qf6 30. Nd2 Nc5 31. Bxc5 Bxc5 32. Rxc5 bxc5 33. Nxb3 Rb8 34. e5 Qe6 35. Nxc5 Qa2 36. Re2 Rb6 37. Nd7 1-0

[Event "COL-ch U16"]
[Site "Cartagena"]
[Date "2018.05.15"]
[Round "1"]
[White "Parra Meza, Brayan1111"]
[Black "Arciniegas Castro, Santiago"]
[Result "0-1"]
[ECO "C05"]
[WhiteElo "1701"]
[BlackElo "1894"]
[PlyCount "142"]
[EventDate "2018.05.15"]
[EventType "k.o."]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CBM 184 Extra"]
[Source "ChessBase"]
[SourceDate "2018.06.28"]
[SourceVersion "1"]
[SourceVersionDate "2018.06.28"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nd2 Nf6 4. e5 Nfd7 5. f4 c5 6. c3 Nc6 7. Ndf3 Qb6 8. g3 cxd4 9. cxd4 Be7 10. Kf2 0-0 11. Kg2 f5 12. h4 Qd8 13. Ng5 Nb6 14. Qh5 h6 15. Qg6 Bxg5 16. hxg5 Qe8 17. Qxe8 Rxe8 18. gxh6 Nxd4 19. h7+ Kh8 20. Bd3 g6 21. Be3 Nc6 22. Nf3 Re7 23. Ng5 Nd7 24. Bb5 a6 25. Bxc6 bxc6 26. Rh6 c5 27. Rxg6 Bb7 28. Kf2 d4 29. Bd2 Bd5 30. b3 Rg7 31. Rxg7 Kxg7 32. Ba5 Rc8 33. Rc1 Nf8 34. Bb4 Nxh7 35. Nxh7 Kxh7 36. Rxc5 Rh8 37. Ke2 Be4 38. Be1 Kg6 39. Rc1 Rh2+ 40. Bf2 Kh5 41. Rd1 d3+ 42. Ke3 Kg4 43. b4 Rh8 44. Rc1 Rh2 45. Rb1 Bf3 46. Rb2 Be4 47. a4 Rh8 48. b5 axb5 49. axb5 Rb8 50. b6 Rb7 51. Kd2 Kf3 52. Be1 Rh7 53. Kc3 Rh1 54. Bd2 Rh7 55. Kd4 Kxg3 56. Kc5 Kf3 57. Kd6 Bd5 58. b7 Rxb7 59. Rxb7 Bxb7 60. Kxe6 Bc8+ 61. Kf6 Ke2 62. Bb4 Ke3 63. e6 Bxe6 64. Kxe6 Kxf4 65. Kf6 Ke4 66. Kg5 f4 67. Kg4 f3 68. Be1 Ke3 69. Kg3 Ke2 70. Bf2 d2 71. Kh2 Kxf2 0-1

[Event "Bogota sf2 U16"]
[Site "Bogota"]
[Date "2018.04.01"]
[Round "6.1"]
[White "Tobar Beltran, Jorge Esteban"]
[Black "Arciniegas Castro, Santiago"]
[Result "1/2-1/2"]
[ECO "A43"]
[WhiteElo "1765"]
[BlackElo "1729"]
[PlyCount "74"]
[EventDate "2018.03.29"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "COL"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. d4 e6 2. e3 c5 3. c3 Nf6 4. f4 b6 5. Nf3 Bb7 6. Bd3 Be7 7. 0-0 0-0 8. Nbd2 Qc7 9. Ne5 d6 10. Nef3 Nd5 11. Ne4 Nd7 12. Neg5 h6 13. Nh3 N5f6 14. Nf2 d5 15. Ne5 Ne4 16. Bd2 Nxe5 17. fxe5 f6 18. Bxe4 dxe4 19. exf6 Rxf6 20. Qg4 Qc6 21. Nh3 Rd8 22. Nf4 Kh7 23. c4 cxd4 24. exd4 Bd6 25. d5 Qc5+ 26. Kh1 Bxf4 27. Rxf4 Rxf4 28. Bxf4 exd5 29. Qf5+ Kh8 30. Bxh6 Qf8 31. Qxf8+ Rxf8 32. Be3 dxc4 33. Rd1 Rf7 34. Kg1 Bc6 35. h3 Rd7 36. Rxd7 Bxd7 37. Kf2 Ba4 1/2-1/2

[Event "Bogota sf2 U16"]
[Site "Bogota"]
[Date "2018.03.31"]
[Round "5.1"]
[White "Arciniegas Castro, Santiago"]
[Black "Mesa Baez, Samuel"]
[Result "1/2-1/2"]
[ECO "A48"]
[WhiteElo "1729"]
[BlackElo "1498"]
[PlyCount "71"]
[EventDate "2018.03.29"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "COL"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. d4 Nf6 2. Bf4 g6 3. e3 Bg7 4. Nf3 d6 5. Be2 0-0 6. h3 Nbd7 7. 0-0 Qe8 8. Bh2 e5 9. c3 Ne4 10. Nbd2 f5 11. Nxe4 fxe4 12. Nd2 d5 13. Qb3 Nb6 14. a4 a5 15. Nxe4 exd4 16. Bxc7 Qxe4 17. Bxb6 d3 18. f3 Qc4 19. Bd1 Bd7 20. Qa2 Qxa2 21. Rxa2 Ra6 22. Bd4 Bxd4 23. exd4 Rb6 24. Re1 Re8 25. Rxe8+ Bxe8 26. Kf2 g5 27. Ke3 Bg6 28. b3 Kf7 29. Rf2 Re6+ 30. Kd2 Rf6 31. g3 Ke6 32. f4 h5 33. f5+ Rxf5 34. Rxf5 Bxf5 35. Bxh5 Bxh3 36. Kxd3 1/2-1/2

[Event "Bogota sf2 U16"]
[Site "Bogota"]
[Date "2018.03.31"]
[Round "4.1"]
[White "Diaz, Luisa Fernanda"]
[Black "Arciniegas Castro, Santiago"]
[Result "0-1"]
[ECO "B51"]
[WhiteElo "1712"]
[BlackElo "1729"]
[PlyCount "88"]
[EventDate "2018.03.29"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "COL"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. Bb5+ Nc6 4. 0-0 Bd7 5. Re1 Nf6 6. c3 a6 7. Bf1 Bg4 8. h3 Bxf3 9. Qxf3 e6 10. d3 d5 11. e5 Ng8 12. Bf4 Qb6 13. Qe2 Nge7 14. b3 Ng6 15. Bg3 Qa5 16. Qc2 b5 17. Nd2 b4 18. c4 Nd4 19. Qd1 Ne7 20. Nf3 Nef5 21. Nxd4 Nxd4 22. Be2 Be7 23. Bg4 dxc4 24. dxc4 0-0 25. Qc1 Qc7 26. h4 Rfd8 27. Qb2 a5 28. a3 a4 29. Bd1 Rdb8 30. bxa4 b3 31. Re3 Rxa4 32. Bxb3 Rxc4 33. Qa2 Nxb3 34. Rxb3 Ra4 35. Rxb8+ Qxb8 36. Qc2 Qa7 37. Qc3 c4 38. Rd1 h6 39. Rd4 Rxa3 40. Qd2 Rxg3 41. fxg3 Bc5 42. Kf1 Bxd4 43. Qc2 Qa1+ 44. Ke2 Qb2 0-1

[Event "Bogota sf2 U16"]
[Site "Bogota"]
[Date "2018.03.30"]
[Round "3.2"]
[White "Arciniegas Castro, Santiago"]
[Black "Pinillo Canon, Silvana"]
[Result "1-0"]
[ECO "C92"]
[WhiteElo "1729"]
[BlackElo "1662"]
[PlyCount "65"]
[EventDate "2018.03.29"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "COL"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. 0-0 b5 6. Bb3 Be7 7. d4 d6 8. c3 0-0 9. h3 Re8 10. Re1 Bb7 11. Nbd2 Bf8 12. Ng5 Re7 13. d5 Nb8 14. Nf1 g6 15. Ng3 Bg7 16. Be3 c6 17. a4 cxd5 18. exd5 Nbd7 19. N5e4 Nxe4 20. Nxe4 Nf6 21. Bg5 Ne8 22. Bxe7 Qxe7 23. axb5 axb5 24. Rxa8 Bxa8 25. Qd3 Nc7 26. Ra1 f5 27. Nc5 Kh8 28. Ne6 Nxe6 29. dxe6 Qb7 30. Bd5 Qxd5 31. Qxd5 Bxd5 32. e7 Bc6 33. Ra8+ 1-0

[Event "Bogota sf2 U16"]
[Site "Bogota"]
[Date "2018.03.29"]
[Round "1.5"]
[White "Arciniegas Castro, Santiago"]
[Black "Real Vega, Elizabeth"]
[Result "1-0"]
[ECO "D00"]
[WhiteElo "1729"]
[BlackElo "1409"]
[PlyCount "41"]
[EventDate "2018.03.29"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "COL"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. d4 d5 2. Bf4 Nf6 3. e3 a6 4. Bd3 Nc6 5. c3 Bg4 6. Nf3 e6 7. Nbd2 h6 8. h3 Bf5 9. Bxf5 exf5 10. a4 Bd6 11. Ne5 Qe7 12. Ndf3 Nh5 13. Qb3 0-0 14. Qxd5 Nxf4 15. exf4 Nxe5 16. fxe5 c6 17. Qxd6 Qxd6 18. exd6 Rad8 19. 0-0-0 Rxd6 20. Rhe1 Rfd8 21. Re7 1-0

[Event "Bogota sf2 U16"]
[Site "Bogota"]
[Date "2018.03.29"]
[Round "2.3"]
[White "Hincapie Uribe, Eduardo"]
[Black "Arciniegas Castro, Santiago"]
[Result "0-1"]
[ECO "C02"]
[WhiteElo "1493"]
[BlackElo "1729"]
[PlyCount "80"]
[EventDate "2018.03.29"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "COL"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. e5 c5 4. c3 Qb6 5. Nf3 Nc6 6. Bd3 cxd4 7. cxd4 Bd7 8. Bc2 Nh6 9. Nc3 Rc8 10. 0-0 Na5 11. Ba4 Bxa4 12. Qxa4+ Nc6 13. Qb5 Qxb5 14. Nxb5 a6 15. Nc3 Nf5 16. Ne2 Bb4 17. g4 Nfe7 18. Bd2 Bxd2 19. Nxd2 Na5 20. Rac1 Kd7 21. Nf4 g6 22. Nd3 b6 23. Nb4 Nac6 24. Nxc6 Rxc6 25. Rxc6 Nxc6 26. Nf3 Rc8 27. Rd1 h6 28. Kg2 Na5 29. h4 Rc2 30. Rd2 Rxd2 31. Nxd2 Nc4 32. Nxc4 dxc4 33. Kf3 Kc6 34. Ke4 b5 35. f4 b4 36. d5+ exd5+ 37. Kd4 Kd7 38. f5 gxf5 39. gxf5 a5 40. a3 c3 0-1

[Event "COL-ch Amateur U2000"]
[Site "Bogota"]
[Date "2018.02.16"]
[Round "2.11"]
[White "Nino Penaloza, Cesar Gerardo"]
[Black "Arciniegas Castro, Santiago"]
[Result "1/2-1/2"]
[ECO "E20"]
[WhiteElo "1929"]
[BlackElo "1729"]
[PlyCount "104"]
[EventDate "2018.02.15"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Bd2 0-0 5. a3 Bxc3 6. Bxc3 Ne4 7. Qc2 Nxc3 8. Qxc3 d6 9. Nf3 Qe7 10. Rd1 Nd7 11. e3 e5 12. dxe5 Nxe5 13. Nxe5 Qxe5 14. Qxe5 dxe5 15. Bd3 Be6 16. Kd2 Rfd8 17. Kc3 h6 18. b4 c6 19. f3 Kf8 20. a4 Ke7 21. g4 Rac8 22. h4 Rc7 23. Be2 Rcd7 24. Rxd7+ Rxd7 25. f4 exf4 26. exf4 f6 27. Re1 Kf8 28. Bf3 Bf7 29. h5 g6 30. hxg6 Bxg6 31. f5 Bf7 32. a5 Re7 33. Rxe7 Kxe7 34. a6 bxa6 35. Bxc6 Kd6 36. Bf3 a5 37. c5+ Ke5 38. b5 Bd5 39. Be2 Be4 40. Kb3 Kd5 41. c6 Kc5 42. Kc3 Kb6 43. Kd4 Bg2 44. Kc4 a6 45. bxa6 Bxc6 46. a7 Kxa7 47. Kc5 Kb7 48. Kd6 a4 49. Ke6 a3 50. Bc4 Bf3 51. Kxf6 Bxg4 52. Kg6 Bxf5+ 1/2-1/2

[Event "Uni De Paula Santander op 3rd"]
[Site "Ocana"]
[Date "2017.10.01"]
[Round "6"]
[White "Arciniegas Castro, Santiago"]
[Black "Sanchez, Alonso"]
[Result "1/2-1/2"]
[ECO "D02"]
[WhiteElo "1700"]
[BlackElo "1600"]
[PlyCount "33"]
[EventDate "2017.09.29"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "CBM 181 Extra"]
[Source "ChessBase"]
[SourceDate "2017.12.12"]
[SourceVersion "1"]
[SourceVersionDate "2017.12.12"]
[SourceQuality "1"]

1. d4 d5 2. Bf4 Nf6 3. e3 a6 4. Nf3 Nc6 5. c3 g6 6. Bd3 Bg7 7. 0-0 0-0 8. Ne5 Nh5 9. Nxc6 bxc6 10. Bg5 Nf6 11. Qa4 Qd6 12. Bf4 Qd7 13. Qa5 Ra7 14. Qc5 Ra8 15. Qa5 Ra7 16. Qc5 Ra8 17. Qa5 1/2-1/2

[Event "Uni De Paula Santander op 3rd"]
[Site "Ocana"]
[Date "2017.10.01"]
[Round "7"]
[White "Velandia Rojas, Diego"]
[Black "Arciniegas Castro, Santiago"]
[Result "1-0"]
[ECO "A37"]
[WhiteElo "1667"]
[BlackElo "1700"]
[PlyCount "13"]
[EventDate "2017.09.29"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "CBM 181 Extra"]
[Source "ChessBase"]
[SourceDate "2017.12.12"]
[SourceVersion "1"]
[SourceVersionDate "2017.12.12"]
[SourceQuality "1"]

1. c4 c5 2. Nc3 Nc6 3. Nf3 g6 4. g3 Bg7 5. Bg2 e5 6. 0-0 d6 7. Rb1 1-0

[Event "Uni De Paula Santander op 3rd"]
[Site "Ocana"]
[Date "2017.09.30"]
[Round "4"]
[White "Arciniegas Castro, Santiago"]
[Black "Sandoval, Cesar Leonardo"]
[Result "1-0"]
[ECO "E24"]
[WhiteElo "1700"]
[BlackElo "1601"]
[PlyCount "51"]
[EventDate "2017.09.29"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "CBM 181 Extra"]
[Source "ChessBase"]
[SourceDate "2017.12.12"]
[SourceVersion "1"]
[SourceVersionDate "2017.12.12"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. a3 Bxc3+ 5. bxc3 c5 6. Nf3 Qc7 7. Qc2 cxd4 8. cxd4 d5 9. e3 b5 10. c5 Nc6 11. Bd2 a6 12. Be2 0-0 13. 0-0 Ne4 14. Rfb1 Bb7 15. Be1 f5 16. a4 bxa4 17. Qxa4 g5 18. Rb6 Ra7 19. Bxa6 Rfa8 20. Qb5 Bxa6 21. Qxc6 Qxc6 22. Rxc6 Kf7 23. Ne5+ Ke7 24. Rb6 Be2 25. Rxa7+ Rxa7 26. Nc6+ 1-0

[Event "Uni De Paula Santander op 3rd"]
[Site "Ocana"]
[Date "2017.09.30"]
[Round "3"]
[White "Palencia Morales, Wilson Guillermo"]
[Black "Arciniegas Castro, Santiago"]
[Result "1-0"]
[ECO "C13"]
[WhiteElo "2320"]
[BlackElo "1700"]
[PlyCount "99"]
[EventDate "2017.09.29"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "CBM 181 Extra"]
[Source "ChessBase"]
[SourceDate "2017.12.12"]
[SourceVersion "1"]
[SourceVersionDate "2017.12.12"]
[SourceQuality "1"]

1. d4 Nf6 2. Nc3 d5 3. Bg5 e6 4. e4 dxe4 5. Nxe4 Nbd7 6. Nf3 h6 7. Bxf6 Nxf6 8. Bd3 Be7 9. Qe2 Nd5 10. g3 a6 11. 0-0 b6 12. a3 Bb7 13. c4 Nf6 14. Nxf6+ Bxf6 15. Rad1 0-0 16. Ne5 Bxe5 17. dxe5 Qe7 18. Rd2 Rfd8 19. Rfd1 g6 20. Qe3 Kg7 21. Be2 a5 22. Qf4 Rxd2 23. Rxd2 Qg5 24. Qxg5 hxg5 25. Bf1 Kf8 26. Bg2 Bxg2 27. Kxg2 Ke7 28. h3 a4 29. Kf3 Ra5 30. Ke4 Rc5 31. Kd4 f6 32. exf6+ Kxf6 33. Kc3 Kf5 34. f3 c6 35. Rd6 b5 36. Rd4 e5 37. Re4 Rxc4+ 38. Rxc4 bxc4 39. Kb4 e4 40. g4+ Kf4 41. fxe4 Kxe4 42. Kxa4 Kf3 43. Kb4 Kg3 44. a4 Kxh3 45. a5 Kxg4 46. a6 Kh3 47. a7 g4 48. a8Q g3 49. Qxc6 g2 50. Qxg6 1-0

[Event "Uni De Paula Santander op 3rd"]
[Site "Ocana"]
[Date "2017.09.29"]
[Round "1"]
[White "Gonzalez Zabala, Fabian Alberto"]
[Black "Arciniegas Castro, Santiago"]
[Result "0-1"]
[ECO "B23"]
[BlackElo "1700"]
[PlyCount "49"]
[EventDate "2017.09.29"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "CBM 181 Extra"]
[Source "ChessBase"]
[SourceDate "2017.12.12"]
[SourceVersion "1"]
[SourceVersionDate "2017.12.12"]
[SourceQuality "1"]

1. e4 c5 2. Nc3 Nc6 3. Bb5 a6 4. Bxc6 bxc6 5. f4 e6 6. Nf3 d5 7. d3 g6 8. 0-0 Bg7 9. Qe1 Ne7 10. b3 0-0 11. Bb2 Qc7 12. Qh4 c4 13. Na4 f6 14. Rfe1 Rb8 15. dxc4 dxc4 16. Rad1 Rb5 17. e5 Qa7+ 18. Kh1 Nf5 19. Qg4 Ne3 20. Bd4 Qxd4 21. Nxd4 Nxg4 22. Nxb5 cxb5 23. Rd6 bxa4 24. bxc4 fxe5 25. fxe5 0-1

