[Event "Antofagasta Zicosur op 4th"]
[Site "Antofagasta"]
[Date "2019.01.09"]
[Round "8"]
[White "Cruz Zamora, Fabian"]
[Black "Castaneda Martinez, Ruben"]
[Result "1-0"]
[ECO "B07"]
[WhiteElo "1454"]
[BlackElo "1803"]
[PlyCount "25"]
[EventDate "2019.01.04"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "CHI"]
[SourceTitle "CBM 190 Extra"]
[Source "ChessBase"]
[SourceDate "2019.07.15"]
[SourceVersion "1"]
[SourceVersionDate "2019.07.15"]
[SourceQuality "1"]

1. e4 d6 2. d4 Nf6 3. Nc3 c6 4. h3 Nbd7 5. Nf3 Qa5 6. Bd3 e5 7. dxe5 dxe5 8. 0-0 Be7 9. Be3 0-0 10. a3 Qc7 11. b4 b5 12. Be2 a5 13. Na2 1-0

[Event "Antofagasta Zicosur op 4th"]
[Site "Antofagasta"]
[Date "2019.01.08"]
[Round "6"]
[White "Vasquez Cisternas, Mauricio"]
[Black "Castaneda Martinez, Ruben"]
[Result "0-1"]
[ECO "B07"]
[WhiteElo "1422"]
[BlackElo "1803"]
[PlyCount "59"]
[EventDate "2019.01.04"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "CHI"]
[SourceTitle "CBM 190 Extra"]
[Source "ChessBase"]
[SourceDate "2019.07.15"]
[SourceVersion "1"]
[SourceVersionDate "2019.07.15"]
[SourceQuality "1"]

1. e4 d6 2. d4 Nf6 3. Nc3 c6 4. Nf3 Bg4 5. Be2 e6 6. 0-0 Be7 7. h3 Bh5 8. Ng5 Bxe2 9. Qxe2 0-0 10. e5 Nd5 11. Qh5 h6 12. h4 Nxc3 13. bxc3 hxg5 14. hxg5 g6 15. Qh6 Re8 16. Kh2 Bf8 17. Qh3 dxe5 18. Rh1 Bg7 19. Kg1 Qa5 20. a4 Nd7 21. Qh7+ Kf8 22. Ba3+ c5 23. dxc5 Nxc5 24. Rb1 b6 25. Rb5 Qxa4 26. Rxc5 Qxa3 27. Rc7 Qc1+ 28. Kh2 Qxg5 29. Kg1 Qc1+ 30. Kh2 0-1

[Event "Antofagasta Zicosur op 4th"]
[Site "Antofagasta"]
[Date "2019.01.07"]
[Round "4"]
[White "Titichoca Daza, Daniel Henry"]
[Black "Castaneda Martinez, Ruben"]
[Result "1-0"]
[ECO "B12"]
[WhiteElo "2179"]
[BlackElo "1803"]
[PlyCount "55"]
[EventDate "2019.01.04"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "CHI"]
[SourceTitle "CBM 190 Extra"]
[Source "ChessBase"]
[SourceDate "2019.07.15"]
[SourceVersion "1"]
[SourceVersionDate "2019.07.15"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. e5 c5 4. dxc5 e6 5. a3 Bxc5 6. Nf3 Nc6 7. b4 Be7 8. Bd3 f6 9. Bb2 fxe5 10. Nxe5 Nf6 11. 0-0 Nxe5 12. Bxe5 0-0 13. Nd2 Qe8 14. c4 a5 15. Qb3 Qh5 16. Bg3 dxc4 17. Nxc4 a4 18. Qc2 Nd5 19. Be4 b5 20. Bxd5 exd5 21. Nb6 Bf5 22. Qc6 Rad8 23. Nxd5 Bh4 24. Qxb5 Kh8 25. Ne3 Bxg3 26. fxg3 g6 27. Qe5+ Kg8 28. Nd5 1-0

[Event "Antofagasta Zicosur op 4th"]
[Site "Antofagasta"]
[Date "2019.01.06"]
[Round "3"]
[White "Castaneda Martinez, Ruben"]
[Black "Garmendia Vega, Lucas"]
[Result "1-0"]
[ECO "A10"]
[WhiteElo "1803"]
[BlackElo "1322"]
[PlyCount "57"]
[EventDate "2019.01.04"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "CHI"]
[SourceTitle "CBM 190 Extra"]
[Source "ChessBase"]
[SourceDate "2019.07.15"]
[SourceVersion "1"]
[SourceVersionDate "2019.07.15"]
[SourceQuality "1"]

1. Nf3 f5 2. c4 g6 3. Nc3 Bg7 4. d3 Nf6 5. Bf4 0-0 6. e3 d6 7. h3 Bd7 8. b4 Qe8 9. Be2 c6 10. 0-0 Nh5 11. Bh2 e5 12. Qb3 Kh8 13. a4 f4 14. exf4 exf4 15. Ne4 Bf5 16. Nxd6 Qe6 17. Rad1 h6 18. d4 Bxh3 19. gxh3 Qxh3 20. Nd2 Qxb3 21. Nxb3 f3 22. Bd3 b6 23. c5 Nd7 24. Ba6 bxc5 25. Nxc5 Nxc5 26. bxc5 Nf4 27. Rb1 Rab8 28. Rxb8 Rxb8 29. Bc4 1-0

[Event "Antofagasta 73th anniversary"]
[Site "Antofagasta"]
[Date "2018.05.21"]
[Round "6.3"]
[White "Castaneda Martinez, Ruben"]
[Black "Delgado Fernandez, Enrique"]
[Result "1-0"]
[ECO "A10"]
[WhiteElo "1847"]
[BlackElo "1742"]
[PlyCount "85"]
[EventDate "2018.05.19"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "CHI"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. c4 f5 2. b3 Nf6 3. Bb2 g6 4. d3 Bg7 5. Qc2 d6 6. e3 0-0 7. Nf3 Nc6 8. a3 Qe8 9. Nbd2 h6 10. Be2 e5 11. 0-0 Be6 12. b4 g5 13. b5 Ne7 14. e4 f4 15. d4 Nd7 16. dxe5 dxe5 17. Nb3 Ng6 18. Rfd1 g4 19. Ne1 Qf7 20. f3 g3 21. h3 Qf6 22. Bf1 Qh4 23. a4 Nh8 24. Ba3 Nf7 25. c5 b6 26. Bc4 Bxc4 27. Qxc4 Nf6 28. cxb6 cxb6 29. Bxf8 Bxf8 30. Nd3 Kg7 31. a5 Re8 32. axb6 axb6 33. Ra7 Be7 34. Kf1 Ng5 35. Nxe5 Qh5 36. Nd4 Nxh3 37. Nf5+ Kf8 38. gxh3 Qxh3+ 39. Ke2 Qg2+ 40. Kd3 Rd8+ 41. Kc3 Nxe4+ 42. fxe4 Bb4+ 43. Qxb4+ 1-0

[Event "Antofagasta 73th anniversary"]
[Site "Antofagasta"]
[Date "2018.05.21"]
[Round "5.2"]
[White "Jorquera Castillo, Gabriel"]
[Black "Castaneda Martinez, Ruben"]
[Result "1/2-1/2"]
[ECO "B06"]
[WhiteElo "1967"]
[BlackElo "1847"]
[PlyCount "87"]
[EventDate "2018.05.19"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "CHI"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e4 g6 2. d4 d6 3. f4 d5 4. e5 h5 5. Bd3 Nh6 6. Nf3 Bf5 7. Ng5 e6 8. Be3 Be7 9. Nf3 c6 10. Qe2 Qb6 11. b3 a5 12. a3 Na6 13. Nbd2 Nc7 14. c4 Qa7 15. 0-0 Ng4 16. h3 Nxe3 17. Qxe3 c5 18. Be2 cxd4 19. Nxd4 Bc5 20. N2f3 Be4 21. Rfd1 0-0 22. Kh2 Qb6 23. Qc3 Rad8 24. Bd3 Bxd3 25. Rxd3 dxc4 26. bxc4 Rd7 27. Ne2 Rfd8 28. Rad1 Rxd3 29. Rxd3 Rxd3 30. Qxd3 Ne8 31. Ng5 Qc7 32. Nc3 Ng7 33. Nce4 Be7 34. Nd6 Bxg5 35. fxg5 b6 36. Kh1 Qc5 37. Ne4 Qe7 38. Nf6+ Kf8 39. Qd4 Ne8 40. a4 Nxf6 41. gxf6 Qc7 42. Qd2 Kg8 43. Qd6 Qxc4 44. Qxb6 1/2-1/2

[Event "Antofagasta 73th anniversary"]
[Site "Antofagasta"]
[Date "2018.05.20"]
[Round "3.4"]
[White "Castaneda Martinez, Ruben"]
[Black "Cortes Pasten, Soledad"]
[Result "1-0"]
[ECO "A20"]
[WhiteElo "1847"]
[BlackElo "1144"]
[PlyCount "69"]
[EventDate "2018.05.19"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "CHI"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. c4 e5 2. g3 Nc6 3. Bg2 Nf6 4. d3 Bc5 5. a3 a5 6. e3 0-0 7. Nc3 d6 8. Nge2 Ne7 9. 0-0 c6 10. h3 Be6 11. Kh2 d5 12. d4 exd4 13. exd4 Bb6 14. c5 Bc7 15. Bf4 Ng6 16. Bxc7 Qxc7 17. Na4 Ne4 18. Nb6 Rad8 19. Qe1 a4 20. Nc3 Nxc3 21. Qxc3 f5 22. f4 Ne7 23. Rae1 Bf7 24. Re5 Bg6 25. Rfe1 Nc8 26. Nxa4 b5 27. cxb6 Nxb6 28. Nc5 Nd7 29. Re7 Rf7 30. Ne6 Qd6 31. Rxf7 Bxf7 32. Nxd8 c5 33. Nxf7 Kxf7 34. dxc5 Nxc5 35. Rc1 1-0

[Event "Antofagasta 73th anniversary"]
[Site "Antofagasta"]
[Date "2018.05.20"]
[Round "4.5"]
[White "Ortiz Dominguez, Marcelo Daniel"]
[Black "Castaneda Martinez, Ruben"]
[Result "0-1"]
[ECO "B08"]
[BlackElo "1847"]
[PlyCount "86"]
[EventDate "2018.05.19"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "CHI"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e4 g6 2. d4 d6 3. Nf3 Bg7 4. Be3 Nf6 5. Nc3 0-0 6. Qd2 Ng4 7. Bf4 e5 8. Bg3 exd4 9. Nxd4 Nc6 10. Ndb5 a6 11. Nxd6 cxd6 12. Qxd6 Qxd6 13. Bxd6 Re8 14. Bc5 Bxc3+ 15. bxc3 Rxe4+ 16. Be2 Nf6 17. Rd1 Re8 18. f3 Bf5 19. Rd2 Rac8 20. 0-0 Nd7 21. Bf2 Na5 22. g4 Be6 23. a4 Ne5 24. Bd4 Bc4 25. Bxc4 Naxc4 26. Re2 Nxf3+ 27. Kf2 Rxe2+ 28. Kxe2 Nxd4+ 29. cxd4 Nb2 30. Rc1 Nxa4 31. c4 Nb6 32. c5 Nd5 33. Kd3 Kf8 34. h4 Nf4+ 35. Ke3 Ng2+ 36. Kf2 Nxh4 37. d5 f5 38. Kg3 g5 39. gxf5 Nxf5+ 40. Kg4 Ne3+ 41. Kf3 Nxd5 42. Ke4 Nb4 43. Rf1+ Kg7 0-1

[Event "Antofagasta 73th anniversary"]
[Site "Antofagasta"]
[Date "2018.05.19"]
[Round "1.3"]
[White "Castaneda Martinez, Ruben"]
[Black "Apaza Canahuiri, Yasmani"]
[Result "1-0"]
[ECO "A23"]
[WhiteElo "1847"]
[BlackElo "1654"]
[PlyCount "49"]
[EventDate "2018.05.19"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "CHI"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. c4 e5 2. g3 Nf6 3. Bg2 Bc5 4. d3 c6 5. Nf3 d6 6. Nc3 h6 7. h3 Be6 8. a3 a5 9. 0-0 Qd7 10. Kh2 g5 11. Nd2 Bb6 12. b3 h5 13. Nde4 Bd8 14. Bxg5 Nxe4 15. Nxe4 Bxg5 16. Nxg5 h4 17. g4 f5 18. Nxe6 Qxe6 19. f3 Nd7 20. Qd2 f4 21. e3 Rf8 22. b4 a4 23. Rae1 fxe3 24. Qxe3 Rf4 25. Qxf4 1-0

[Event "Antofagasta 73th anniversary"]
[Site "Antofagasta"]
[Date "2018.05.19"]
[Round "2.3"]
[White "Lobos Astorga, Mario Rolando"]
[Black "Castaneda Martinez, Ruben"]
[Result "1-0"]
[ECO "C41"]
[WhiteElo "1619"]
[BlackElo "1847"]
[PlyCount "67"]
[EventDate "2018.05.19"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "CHI"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e4 d6 2. Nf3 c6 3. Nc3 Nf6 4. h3 e5 5. d4 Nbd7 6. Bd3 Be7 7. 0-0 0-0 8. Re1 Qc7 9. Ne2 d5 10. Ng3 dxe4 11. Nxe4 Nxe4 12. Rxe4 f5 13. Bc4+ Kh8 14. Re1 e4 15. Ng5 Bxg5 16. Bxg5 Nb6 17. Bb3 Qd6 18. c3 Be6 19. Bc2 Rae8 20. Qd2 Bg8 21. Bf4 Qd7 22. b3 h6 23. Rad1 Qf7 24. Be5 Bh7 25. Re2 Nd7 26. Bd6 Rg8 27. Rde1 g5 28. f3 exf3 29. Re7 Rxe7 30. Rxe7 Qh5 31. Rxd7 Re8 32. Be5+ Rxe5 33. dxe5 fxg2 34. e6 1-0

