[Event "Rio Grande Domingo op 20th"]
[Site "Lichess.org INT"]
[Date "2020.07.05"]
[Round "7"]
[White "Caballero, Alonso Alexa"]
[Black "Contardo Oyarzun, Jose"]
[Result "0-1"]
[ECO "B33"]
[WhiteElo "1540"]
[BlackElo "1942"]
[PlyCount "90"]
[EventDate "2020.07.05"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "ARG"]
[SourceTitle "CBM 197 Extra"]
[Source "ChessBase"]
[SourceDate "2020.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2020.09.30"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 e5 6. Ndb5 d6 7. Bg5 a6 8. Na3 b5 9. Nd5 Be7 10. Bxf6 Bxf6 11. c3 Bg5 12. Nc2 0-0 13. Be2 Ne7 14. Nce3 Bxe3 15. Nxe3 Qb6 16. 0-0 Bb7 17. Bd3 Rad8 18. Qh5 Bc8 19. Rad1 Be6 20. Bb1 g6 21. Qh4 Qc7 22. Nd5 Nxd5 23. exd5 Bd7 24. f4 f5 25. fxe5 dxe5 26. Kh1 e4 27. Qf2 Qe5 28. Qd4 Qxd4 29. Rxd4 Bc8 30. d6 Rd7 31. g4 Kg7 32. gxf5 gxf5 33. Rd5 Kg6 34. Bxe4 Bb7 35. Rd4 Bxe4+ 36. Rxe4 fxe4 37. Rxf8 Rxd6 38. Rg8+ Kf5 39. Re8 Kf4 40. Kg2 Rd2+ 41. Kf1 e3 42. Ke1 Rxh2 43. Rf8+ Ke4 44. Re8+ Kd3 45. Re6 Rh1# 0-1

[Event "Rio Grande Domingo op 20th"]
[Site "Lichess.org INT"]
[Date "2020.07.05"]
[Round "5"]
[White "Castro Munoz, Andres Felipe"]
[Black "Contardo Oyarzun, Jose"]
[Result "0-1"]
[ECO "D00"]
[WhiteElo "1655"]
[BlackElo "1942"]
[PlyCount "34"]
[EventDate "2020.07.05"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "ARG"]
[SourceTitle "CBM 197 Extra"]
[Source "ChessBase"]
[SourceDate "2020.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2020.09.30"]
[SourceQuality "1"]

1. d4 Nf6 2. Bf4 d5 3. e3 c5 4. c3 e6 5. Nd2 Bd6 6. Bxd6 Qxd6 7. Ngf3 c4 8. Be2 0-0 9. 0-0 Nc6 10. b3 b5 11. bxc4 bxc4 12. Rb1 e5 13. Nxe5 Nxe5 14. dxe5 Qxe5 15. Qc2 Bf5 16. f4 Qxe3+ 17. Kh1 Bxc2 0-1

[Event "Rio Grande Domingo op 20th"]
[Site "Lichess.org INT"]
[Date "2020.07.05"]
[Round "4"]
[White "Contardo Oyarzun, Jose"]
[Black "Cerinza, Pablo"]
[Result "0-1"]
[ECO "C08"]
[WhiteElo "1942"]
[BlackElo "1933"]
[PlyCount "100"]
[EventDate "2020.07.05"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "ARG"]
[SourceTitle "CBM 197 Extra"]
[Source "ChessBase"]
[SourceDate "2020.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2020.09.30"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nd2 c5 4. exd5 exd5 5. Ngf3 Nf6 6. Bb5+ Nc6 7. 0-0 c4 8. c3 Be7 9. Re1 0-0 10. Bxc6 bxc6 11. Ne5 Qc7 12. f4 Bd6 13. h3 c5 14. Qf3 Qb6 15. Ndxc4 Qc7 16. Nxd6 Qxd6 17. dxc5 Qxc5+ 18. Be3 Qb5 19. Rab1 Bb7 20. Bd4 Ne4 21. Qd3 Qa4 22. a3 f6 23. Nf3 Rfe8 24. Qd1 Qc6 25. Bf2 Rad8 26. Nd4 Qd7 27. Qg4 Qf7 28. Nf5 Kh8 29. Nd4 Bc8 30. Qd1 Bb7 31. Qd3 a5 32. Rbd1 Qh5 33. Qf3 Qf7 34. Qd3 Rd6 35. Qf3 Red8 36. g4 Qd7 37. Kg2 Qa4 38. Re2 Qxd1 39. Rxe4 Qxf3+ 40. Kxf3 dxe4+ 41. Ke3 Rd5 42. Kd2 e3+ 43. Bxe3 Re8 44. Kd3 Ba6+ 45. c4 Rc8 46. b3 a4 47. Ke4 Rxd4+ 48. Bxd4 axb3 49. c5 b2 50. Kd5 b1Q 0-1

[Event "Rio Grande Domingo op 20th"]
[Site "Lichess.org INT"]
[Date "2020.07.05"]
[Round "8"]
[White "Contardo Oyarzun, Jose"]
[Black "Chang Suarez, Andres Felipe"]
[Result "0-1"]
[ECO "C06"]
[WhiteElo "1942"]
[BlackElo "1968"]
[PlyCount "74"]
[EventDate "2020.07.05"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "ARG"]
[SourceTitle "CBM 197 Extra"]
[Source "ChessBase"]
[SourceDate "2020.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2020.09.30"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nd2 Nf6 4. e5 Nfd7 5. Bd3 c5 6. c3 Nc6 7. Ngf3 Qb6 8. 0-0 f5 9. exf6 Nxf6 10. Re1 Bd6 11. Ne5 cxd4 12. Ndf3 dxc3 13. bxc3 0-0 14. Nxc6 bxc6 15. Be3 Qc7 16. Qc2 e5 17. Bf5 e4 18. Nd4 Bxh2+ 19. Kh1 Be5 20. Be6+ Kh8 21. Bxc8 Qxc8 22. Qe2 c5 23. Nb5 Qc6 24. Na3 Rab8 25. Rac1 h6 26. g3 Qd6 27. Kg2 d4 28. Nc4 Qd5 29. Nxe5 Qxe5 30. Bf4 Qd5 31. Bxb8 Rxb8 32. cxd4 cxd4 33. Red1 d3 34. Qe3 Ng4 35. Qf4 e3+ 36. f3 Rb2+ 37. Kh3 Qh5# 0-1

[Event "Rio Grande Domingo op 20th"]
[Site "Lichess.org INT"]
[Date "2020.07.05"]
[Round "6"]
[White "Contardo Oyarzun, Jose"]
[Black "Jimenez Mederos, Tomas Jorge"]
[Result "1-0"]
[ECO "C42"]
[WhiteElo "1942"]
[BlackElo "1898"]
[PlyCount "33"]
[EventDate "2020.07.05"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "ARG"]
[SourceTitle "CBM 197 Extra"]
[Source "ChessBase"]
[SourceDate "2020.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2020.09.30"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nf6 3. Nxe5 d6 4. Nf3 Nxe4 5. Nc3 Nxc3 6. dxc3 Qe7+ 7. Be2 Bg4 8. 0-0 Nd7 9. Re1 0-0-0 10. Bg5 f6 11. Be3 Kb8 12. Qd4 b6 13. Qxg4 Ne5 14. Nxe5 Qxe5 15. Bf3 c6 16. Bxb6 Qb5 17. Bxd8 1-0

[Event "Rio Grande Domingo op 20th"]
[Site "Lichess.org INT"]
[Date "2020.07.05"]
[Round "2"]
[White "Contardo Oyarzun, Jose"]
[Black "Wan Der Laan, Juan"]
[Result "1-0"]
[ECO "B01"]
[WhiteElo "1942"]
[PlyCount "61"]
[EventDate "2020.07.05"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "ARG"]
[SourceTitle "CBM 197 Extra"]
[Source "ChessBase"]
[SourceDate "2020.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2020.09.30"]
[SourceQuality "1"]

1. e4 d5 2. exd5 Nf6 3. g3 c6 4. Bg2 cxd5 5. Nf3 Nc6 6. 0-0 e5 7. d3 Bg4 8. h3 Bf5 9. g4 Bxg4 10. hxg4 Nxg4 11. Bg5 f6 12. Bh4 g5 13. Bg3 h5 14. Nh2 Nxh2 15. Bxh2 Qd7 16. Nc3 d4 17. Nd5 Be7 18. Qf3 0-0-0 19. b4 f5 20. b5 g4 21. bxc6 bxc6 22. Nxe7+ Qxe7 23. Qxc6+ Qc7 24. Qxc7+ Kxc7 25. Bxe5+ Kd7 26. Bxh8 Rxh8 27. Rab1 f4 28. Be4 f3 29. Rb7+ Kc8 30. Rxa7 Kb8 31. Ra8+ 1-0

[Event "Rio Grande Domingo op 20th"]
[Site "Lichess.org INT"]
[Date "2020.07.05"]
[Round "11"]
[White "Damiano, Martin"]
[Black "Contardo Oyarzun, Jose"]
[Result "0-1"]
[ECO "B21"]
[WhiteElo "1771"]
[BlackElo "1942"]
[PlyCount "98"]
[EventDate "2020.07.05"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "ARG"]
[SourceTitle "CBM 197 Extra"]
[Source "ChessBase"]
[SourceDate "2020.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2020.09.30"]
[SourceQuality "1"]

1. e4 c5 2. d4 cxd4 3. c3 dxc3 4. Nxc3 Nc6 5. Nf3 d6 6. Bc4 a6 7. 0-0 Nf6 8. h3 e6 9. Qe2 Be7 10. Rd1 Qc7 11. Bg5 0-0 12. Rac1 b5 13. Bb3 Qb6 14. Be3 Qb7 15. Bf4 e5 16. Be3 Be6 17. Nd5 Bxd5 18. Bxd5 Nxd5 19. exd5 Nd8 20. Qc2 f5 21. Qc7 Qxc7 22. Rxc7 Re8 23. Rdc1 Nf7 24. Rb7 Rab8 25. Rcc7 Rxb7 26. Rxb7 e4 27. Nd4 g6 28. Ne6 Bf8 29. Bd4 Rc8 30. Bc3 Ne5 31. Nxf8 Kxf8 32. Rb6 Nc4 33. Rxa6 b4 34. Bxb4 Nxb2 35. Bxd6+ Kg8 36. Be7 Kf7 37. d6 Rc1+ 38. Kh2 Rd1 39. Ra7 Ke6 40. Bf8 Nc4 41. Rxh7 Nxd6 42. Rh6 Kf6 43. Rh7 Nc4 44. Rc7 Nd2 45. Rc2 Nf1+ 46. Kg1 Ne3+ 47. Kh2 Nxc2 48. a4 Ra1 49. h4 Rxa4 0-1

[Event "Rio Grande Domingo op 20th"]
[Site "Lichess.org INT"]
[Date "2020.07.05"]
[Round "3"]
[White "Galleto, Ricardo"]
[Black "Contardo Oyarzun, Jose"]
[Result "1-0"]
[ECO "B20"]
[WhiteElo "1924"]
[BlackElo "1942"]
[PlyCount "86"]
[EventDate "2020.07.05"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "ARG"]
[SourceTitle "CBM 197 Extra"]
[Source "ChessBase"]
[SourceDate "2020.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2020.09.30"]
[SourceQuality "1"]

1. e4 c5 2. b4 e5 3. Bc4 Nf6 4. Nf3 Be7 5. 0-0 0-0 6. d3 cxb4 7. Nxe5 Nc6 8. Bb2 Nxe5 9. Bxe5 d6 10. Bb2 Be6 11. Nd2 a6 12. h3 d5 13. exd5 Bxd5 14. f4 b5 15. Bb3 a5 16. Nf3 a4 17. Bxd5 Qxd5 18. Be5 Rfd8 19. Qe1 Re8 20. Qg3 Kh8 21. Rae1 Qc6 22. Ng5 Rf8 23. Qh4 h6 24. Ba1 Bc5+ 25. Kh1 Rae8 26. Re5 Rxe5 27. fxe5 Nh7 28. Nxf7+ Kg8 29. Qf4 Qe6 30. d4 Be7 31. Qg4 Rxf7 32. Qxe6 Ng5 33. Qc8+ Kh7 34. Rxf7 Nxf7 35. e6 Bd6 36. Qd7 Ng5 37. Qxd6 Ne4 38. Qe5 Nf2+ 39. Kg1 Nd1 40. d5 b3 41. Qe4+ Kg8 42. cxb3 axb3 43. e7 b2 1-0

[Event "Rio Grande Domingo op 20th"]
[Site "Lichess.org INT"]
[Date "2020.07.05"]
[Round "1"]
[White "Geloso, Claudio"]
[Black "Contardo Oyarzun, Jose"]
[Result "1-0"]
[ECO "B25"]
[WhiteElo "2155"]
[BlackElo "1942"]
[PlyCount "55"]
[EventDate "2020.07.05"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "ARG"]
[SourceTitle "CBM 197 Extra"]
[Source "ChessBase"]
[SourceDate "2020.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2020.09.30"]
[SourceQuality "1"]

1. e4 c5 2. Nc3 Nc6 3. g3 e5 4. Bg2 g6 5. Nge2 Bg7 6. 0-0 d6 7. d3 Nge7 8. h3 h6 9. f4 f5 10. Be3 0-0 11. fxe5 Nxe5 12. Nf4 fxe4 13. dxe4 g5 14. Nh5 Bh8 15. Rxf8+ Qxf8 16. Qxd6 Nc4 17. Qxc5 Nxe3 18. Qxe3 Nc6 19. Kh2 Qf7 20. g4 Be5+ 21. Kh1 Bd4 22. Qe2 Be5 23. Rf1 Qg6 24. Nd5 Be6 25. Qb5 Rb8 26. c3 Kh8 27. Ne7 Qe8 28. Nxc6 1-0

[Event "Rio Grande Domingo op 20th"]
[Site "Lichess.org INT"]
[Date "2020.07.05"]
[Round "9"]
[White "Medina, Exequiel Alexis"]
[Black "Contardo Oyarzun, Jose"]
[Result "1-0"]
[ECO "B33"]
[WhiteElo "1763"]
[BlackElo "1942"]
[PlyCount "67"]
[EventDate "2020.07.05"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "ARG"]
[SourceTitle "CBM 197 Extra"]
[Source "ChessBase"]
[SourceDate "2020.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2020.09.30"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 e5 6. Ndb5 d6 7. Bg5 a6 8. Na3 b5 9. Nd5 Be7 10. Nxe7 Nxe7 11. Bxf6 gxf6 12. c4 Bb7 13. cxb5 Bxe4 14. bxa6 0-0 15. f3 Bg6 16. Be2 Nf5 17. Nc2 Qb6 18. b4 Rfc8 19. b5 Rxc2 20. Qxc2 Ng3 21. Qc6 Qa5+ 22. Kf2 Nxh1+ 23. Kg1 Rd8 24. b6 Qd2 25. Kxh1 Qxe2 26. b7 Qb2 27. Rc1 Qxa2 28. Qc7 Rf8 29. b8Q Rxb8 30. Qxb8+ Kg7 31. a7 Qd2 32. Rg1 e4 33. a8Q e3 34. Qf8# 1-0

[Event "CHI-chT"]
[Site "Santiago de Chile"]
[Date "2012.12.18"]
[Round "8"]
[White "Contardo Oyarzun, Jose"]
[Black "Escudero Donoso, Felipe"]
[Result "1-0"]
[ECO "C93"]
[WhiteElo "2074"]
[BlackElo "2126"]
[PlyCount "47"]
[EventDate "2012.11.22"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "CHI"]
[SourceTitle "EXT 2014"]
[Source "ChessBase"]
[SourceDate "2013.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2013.11.20"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. 0-0 Be7 6. Re1 b5 7. Bb3 d6 8. c3 0-0 9. h3 Bb7 10. d4 h6 11. Nbd2 Re8 12. Nf1 Bf8 13. Ng3 Na5 14. Bc2 c5 15. d5 Qc7 16. Qe2 Bc8 17. b3 Bd7 18. Nh4 Nb7 19. c4 Rab8 20. Nhf5 bxc4 21. bxc4 Na5 22. Bd3 Rb4 23. Bd2 Rb2 24. Bxa5 1-0

[Event "CHI-chT"]
[Site "Santiago de Chile"]
[Date "2012.12.13"]
[Round "7"]
[White "Contardo Oyarzun, Jose"]
[Black "Vilches Romero, Eduardo Enrique"]
[Result "1/2-1/2"]
[ECO "B02"]
[WhiteElo "2074"]
[BlackElo "2016"]
[PlyCount "130"]
[EventDate "2012.11.22"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "CHI"]
[SourceTitle "EXT 2014"]
[Source "ChessBase"]
[SourceDate "2013.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2013.11.20"]
[SourceQuality "1"]

1. e4 Nf6 2. Nc3 d5 3. exd5 Nxd5 4. Bc4 Nb6 5. Bb3 a5 6. a4 Nc6 7. Nf3 Bf5 8. d3 e6 9. 0-0 Bc5 10. Bf4 Bg4 11. h3 Bh5 12. g4 Bg6 13. Nb5 Rc8 14. d4 Be7 15. c4 Nb4 16. Na7 Ra8 17. Nb5 Rc8 18. Na7 Ra8 19. Nb5 Na6 20. d5 exd5 21. cxd5 0-0 22. Rc1 Rc8 23. Re1 Bb4 24. Re2 Qf6 25. Qd4 Qxd4 26. Nbxd4 Nc5 27. Rxc5 Bxc5 28. Nb5 Bd3 29. Rd2 Bxb5 30. axb5 Bd6 31. Be3 Nd7 32. Nd4 Rfe8 33. Nf5 Ne5 34. Kg2 Bb4 35. Rc2 Nd3 36. Kf1 b6 37. Bd4 Bf8 38. d6 cxd6 39. Rxc8 Rxc8 40. Bxb6 Nf4 41. Be3 Ne6 42. b6 Rb8 43. Bd5 Nc5 44. Bxc5 dxc5 45. b7 g6 46. Ne3 Bd6 47. Nc4 Bc7 48. Na3 Rd8 49. Nb5 Bb8 50. Nc3 Kg7 51. Ke2 Kf6 52. Kd3 Ke5 53. Kc4 f5 54. Kxc5 fxg4 55. hxg4 h5 56. gxh5 gxh5 57. Bc6 Ba7+ 58. Kb5 Bxf2 59. Nd5 Ba7 60. Nb6 Bxb6 61. Kxb6 Kd6 62. Bg2 h4 63. Bh3 Rb8 64. b3 Rxb7+ 65. Kxb7 Kc5 1/2-1/2

[Event "CHI-chT"]
[Site "Santiago de Chile"]
[Date "2012.12.11"]
[Round "6"]
[White "Pineda Polanco, Adolfo"]
[Black "Contardo Oyarzun, Jose"]
[Result "1-0"]
[ECO "A36"]
[WhiteElo "2250"]
[BlackElo "2074"]
[PlyCount "117"]
[EventDate "2012.11.22"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "CHI"]
[SourceTitle "EXT 2014"]
[Source "ChessBase"]
[SourceDate "2013.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2013.11.20"]
[SourceQuality "1"]

1. c4 c5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. e4 e5 6. d3 Nge7 7. Be3 d6 8. Qd2 Nd4 9. Rb1 Nec6 10. Nge2 Be6 11. 0-0 0-0 12. f4 Qd7 13. a3 a5 14. Nd5 Bxd5 15. cxd5 Nxe2+ 16. Qxe2 Nd4 17. Qf2 exf4 18. gxf4 Rae8 19. b4 axb4 20. axb4 b6 21. Kh1 Rb8 22. Rfe1 Qa4 23. Rec1 Qa6 24. Qd2 Qc8 25. Qd1 Qd7 26. Bf2 f5 27. Bg3 Rbe8 28. Qd2 fxe4 29. dxe4 Qg4 30. Qf2 Ne2 31. Rf1 Nxg3+ 32. Qxg3 Qxg3 33. hxg3 Bd4 34. bxc5 Bxc5 35. Rbe1 Bd4 36. Bh3 Ra8 37. Re2 Ra3 38. Kg2 Re3 39. Rxe3 Bxe3 40. Re1 Bd4 41. e5 Bc5 42. Bd7 dxe5 43. fxe5 Rf2+ 44. Kh3 Rd2 45. Bc6 Be7 46. Ra1 Bc5 47. Kg4 Kg7 48. Ra7+ Kh6 49. Rd7 Re2 50. e6 Re5 51. Bb5 Re4+ 52. Kf3 Re3+ 53. Kf4 Re1 54. g4 Be3+ 55. Kf3 Bc5 56. Be2 Ra1 57. d6 Ra3+ 58. Kf4 Re3 59. g5# 1-0

[Event "CHI-chT"]
[Site "Santiago de Chile"]
[Date "2012.12.06"]
[Round "5"]
[White "Abiuso, Diego"]
[Black "Contardo Oyarzun, Jose"]
[Result "0-1"]
[ECO "A70"]
[WhiteElo "2027"]
[BlackElo "2074"]
[PlyCount "104"]
[EventDate "2012.11.22"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "CHI"]
[SourceTitle "EXT 2014"]
[Source "ChessBase"]
[SourceDate "2013.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2013.11.20"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 c5 3. d5 e6 4. c4 exd5 5. cxd5 d6 6. Nc3 g6 7. e4 Bg7 8. Bd3 0-0 9. 0-0 Bg4 10. h3 Bxf3 11. Qxf3 a6 12. a4 Nbd7 13. Qe2 Re8 14. Qc2 Rc8 15. Bf4 Qc7 16. Rfe1 Nh5 17. Bh2 Be5 18. g3 c4 19. Bf1 Qb6 20. a5 Qa7 21. Kh1 Bd4 22. g4 Bxf2 23. gxh5 Bxe1 24. Rxe1 Qc5 25. Qd2 Ne5 26. Qf4 Qxa5 27. Bg3 Qd8 28. Bh4 f6 29. hxg6 hxg6 30. Bxf6 Rf8 31. Bxd8 Rxf4 32. Be7 Nf7 33. e5 Re8 34. exd6 Nxd6 35. Bg2 Nf5 36. Bh4 Rxe1+ 37. Bxe1 Rd4 38. Kg1 b5 39. Kf2 Kf7 40. Ne4 Rd3 41. Bc3 a5 42. Bxa5 Rb3 43. Bc3 b4 44. Be5 c3 45. bxc3 Rb2+ 46. Kg1 Rb1+ 47. Kh2 b3 48. c4 b2 49. Nc3 Re1 50. Bf4 Rc1 51. Be4 Rxc3 52. Bd2 Rxc4 0-1

[Event "CHI-chT"]
[Site "Santiago de Chile"]
[Date "2012.12.04"]
[Round "4"]
[White "Santander Ramirez, Nicolas Edua"]
[Black "Contardo Oyarzun, Jose"]
[Result "1-0"]
[ECO "B20"]
[WhiteElo "1975"]
[BlackElo "2074"]
[PlyCount "86"]
[EventDate "2012.11.22"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "CHI"]
[SourceTitle "EXT 2014"]
[Source "ChessBase"]
[SourceDate "2013.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2013.11.20"]
[SourceQuality "1"]

1. e4 c5 2. b3 Nc6 3. Bb5 d5 4. Bxc6+ bxc6 5. Bb2 d4 6. d3 e5 7. Nd2 Be6 8. Ne2 Bd6 9. 0-0 Nh6 10. Nc4 Bxc4 11. bxc4 0-0 12. Bc1 Qh4 13. Ng3 g6 14. Qf3 Rad8 15. Rb1 Rd7 16. a4 Kg7 17. Bd2 Qe7 18. Rb3 Rb7 19. Rxb7 Qxb7 20. Bxh6+ Kxh6 21. Qf6 Be7 22. Nf5+ Kh5 23. Ng7+ Kh6 24. Nf5+ Kh5 25. Qxe7 Qxe7 26. Nxe7 Rb8 27. Nxc6 Rb2 28. Rc1 f6 29. Nxa7 Ra2 30. Nb5 Rxa4 31. g3 Ra2 32. Kg2 Kg5 33. Nc7 Ra5 34. Nd5 Ra6 35. Kh3 h5 36. f4+ Kh6 37. Kg2 Kg7 38. Kf3 Ra2 39. Ke2 Ra3 40. fxe5 fxe5 41. Kd2 Ra5 42. Nb6 Kf6 43. Ke2 Kf7 1-0

[Event "CHI-chT"]
[Site "Santiago de Chile"]
[Date "2012.11.30"]
[Round "3"]
[White "Contardo Oyarzun, Jose"]
[Black "Cortes Garrote, Juan Carlos"]
[Result "1/2-1/2"]
[ECO "C06"]
[WhiteElo "2074"]
[BlackElo "1976"]
[PlyCount "58"]
[EventDate "2012.11.22"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "CHI"]
[SourceTitle "EXT 2014"]
[Source "ChessBase"]
[SourceDate "2013.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2013.11.20"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nd2 Nf6 4. e5 Nfd7 5. Bd3 c5 6. c3 Nc6 7. Ne2 Qb6 8. Nf3 Be7 9. 0-0 0-0 10. h4 f5 11. Nf4 Nd8 12. c4 dxc4 13. Bxc4 cxd4 14. Re1 Rf7 15. Nxd4 Nf8 16. Nb3 Bxh4 17. Be3 Qc7 18. Rc1 Qxe5 19. g3 Bf6 20. Bd4 Qb8 21. Bxf6 Rd7 22. Bd4 b5 23. Nc5 bxc4 24. Nxd7 Bxd7 25. Rxc4 Nf7 26. Bc3 e5 27. Nd5 Be6 28. Rb4 Qd6 29. Ne3 Qc6 1/2-1/2

[Event "CHI-chT"]
[Site "Santiago de Chile"]
[Date "2012.11.27"]
[Round "2"]
[White "Contardo Oyarzun, Jose"]
[Black "Ponce Ramirez, Nibaldo"]
[Result "1-0"]
[ECO "C62"]
[WhiteElo "2074"]
[PlyCount "87"]
[EventDate "2012.11.22"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "CHI"]
[SourceTitle "EXT 2014"]
[Source "ChessBase"]
[SourceDate "2013.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2013.11.20"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 d6 3. d4 exd4 4. Qxd4 Nc6 5. Bb5 Bd7 6. Bxc6 Bxc6 7. Nc3 Qf6 8. Qd3 Be7 9. Be3 Qe6 10. Nd4 Qg6 11. Nxc6 bxc6 12. Qc4 Kd7 13. 0-0-0 Qe6 14. Qa4 Nf6 15. Nd5 Rhb8 16. Rd4 a5 17. Re1 Ra6 18. f4 Nxd5 19. exd5 Qf5 20. dxc6+ Kd8 21. Re4 Qb5 22. Qxb5 Rxb5 23. Bd4 Rxc6 24. Rxe7 Rc4 25. Bxg7 Rxf4 26. g3 Rf2 27. R7e2 Rbf5 28. Bd4 Rxe2 29. Rxe2 c5 30. Bc3 a4 31. a3 Kd7 32. Kd2 f6 33. Ke3 d5 34. Be1 Kd6 35. Rf2 Re5+ 36. Kd2 Ke6 37. Re2 Kf5 38. h3 h5 39. Bf2 c4 40. Bd4 Rxe2+ 41. Kxe2 Kg5 42. Ke3 Kg6 43. g4 hxg4 44. hxg4 1-0

[Event "CHI-chT"]
[Site "Santiago de Chile"]
[Date "2012.11.22"]
[Round "1"]
[White "Vera Salamanca, Claudio"]
[Black "Contardo Oyarzun, Jose"]
[Result "1/2-1/2"]
[ECO "A56"]
[WhiteElo "2024"]
[BlackElo "2074"]
[PlyCount "66"]
[EventDate "2012.11.22"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "CHI"]
[SourceTitle "EXT 2014"]
[Source "ChessBase"]
[SourceDate "2013.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2013.11.20"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 c5 3. e3 b6 4. Nc3 cxd4 5. exd4 Bb7 6. Bf4 g6 7. Nf3 Bg7 8. Be2 0-0 9. 0-0 d5 10. Rc1 dxc4 11. Bxc4 Nc6 12. d5 Na5 13. b3 a6 14. a4 Nxc4 15. bxc4 Rc8 16. Qb3 Nd7 17. Ne4 Ba8 18. Rfd1 h6 19. h4 f5 20. Ng3 Nc5 21. Qa3 Qe8 22. a5 bxa5 23. Be5 a4 24. Bxg7 Kxg7 25. Ne5 f4 26. Ne2 Rf5 27. Nf3 Kh7 28. Nfd4 Rf6 29. Qf3 e5 30. Nc2 Nb3 31. Qe4 Nc5 32. Qf3 Nb3 33. Qe4 Nc5 1/2-1/2

[Event "Santiago Writers Club"]
[Site "Santiago de Chile"]
[Date "2011.05.11"]
[Round "10.5"]
[White "Contardo Oyarzun, Jose"]
[Black "Robledo Paredes, Eduardo"]
[Result "1-0"]
[ECO "B19"]
[WhiteElo "1949"]
[BlackElo "1820"]
[PlyCount "34"]
[EventDate "2011.04.18"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "CHI"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[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 Qc7 12. Qe2 e6 13. 0-0-0 0-0-0 14. Ne5 Nxe5 15. dxe5 Nd5 16. f4 Qb6 17. Ne4 Be7 1-0

[Event "Santiago Writers Club"]
[Site "Santiago de Chile"]
[Date "2011.05.06"]
[Round "8.6"]
[White "Contardo Oyarzun, Jose"]
[Black "Salgado Aravena, Jorge"]
[Result "1-0"]
[ECO "C61"]
[WhiteElo "1949"]
[BlackElo "2145"]
[PlyCount "57"]
[EventDate "2011.04.18"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "CHI"]
[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. 0-0 c6 6. Bc4 Nf6 7. Re1 d6 8. c3 dxc3 9. Nxc3 Be7 10. d4 0-0 11. h3 Be6 12. Bd3 Re8 13. Be3 b5 14. b3 b4 15. Ne2 d5 16. e5 Nd7 17. f4 f5 18. Qc2 Qb6 19. Bxf5 Bf8 20. Bxh7+ Kh8 21. Bg6 Rec8 22. f5 Bg8 23. f6 Nxe5 24. Nf4 gxf6 25. dxe5 d4 26. Qf5 c5 27. Qh5+ Kg7 28. Ne6+ Qxe6 29. Qh6# 1-0

[Event "Santiago Writers Club"]
[Site "Santiago de Chile"]
[Date "2011.05.04"]
[Round "7.1"]
[White "Contardo Oyarzun, Jose"]
[Black "Cuevas Pardo, Christian Marcelo"]
[Result "1-0"]
[ECO "C70"]
[WhiteElo "1949"]
[PlyCount "77"]
[EventDate "2011.04.18"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "CHI"]
[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 f5 5. d4 exd4 6. e5 Bc5 7. 0-0 Nge7 8. Bb3 h6 9. Re1 d5 10. exd6 Qxd6 11. g3 g5 12. Nbd2 b5 13. a4 Bb7 14. axb5 axb5 15. Rxa8+ Bxa8 16. Re6 Qd7 17. Qe2 d3 18. cxd3 Kd8 19. Nb1 g4 20. Ne5 Nd4 21. Nxd7 Nxe2+ 22. Rxe2 Kxd7 23. Nc3 Bf3 24. Re5 Bd4 25. Re1 c6 26. Ne2 Bf6 27. Nf4 h5 28. Ne6 Nd5 29. Nf4 h4 30. Ng6 Ra8 31. Nxh4 Ra1 32. Nxf3 gxf3 33. Bd2 Rxe1+ 34. Bxe1 Bxb2 35. Bd1 Bc3 36. Kf1 b4 37. Bxf3 b3 38. Bxd5 Bxe1 39. Kxe1 1-0

[Event "Santiago Writers Club"]
[Site "Santiago de Chile"]
[Date "2011.05.02"]
[Round "6.6"]
[White "Moran Reyes, Paulo"]
[Black "Contardo Oyarzun, Jose"]
[Result "0-1"]
[ECO "C02"]
[WhiteElo "2142"]
[BlackElo "1949"]
[PlyCount "66"]
[EventDate "2011.04.18"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "CHI"]
[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 Bd7 6. a3 Bb5 7. Bd3 Bxd3 8. Qxd3 Nc6 9. b4 c4 10. Qe2 a5 11. Qb2 axb4 12. axb4 Rxa1 13. Qxa1 Qb5 14. Qb2 Qb6 15. 0-0 Nge7 16. Bg5 Nc8 17. Nbd2 Be7 18. Kh1 0-0 19. Bxe7 N6xe7 20. Ng5 h6 21. Nh3 Na7 22. Ra1 Nb5 23. Nf4 Nc6 24. Ne2 Rc8 25. Nb1 Nxe5 26. dxe5 Qxf2 27. Qd2 d4 28. Ra2 Qf1+ 29. Ng1 Qxb1 30. cxd4 c3 31. Qc2 Qxc2 32. Rxc2 Nxd4 33. Rc1 c2 0-1

[Event "Santiago Writers Club"]
[Site "Santiago de Chile"]
[Date "2011.04.29"]
[Round "5.2"]
[White "Contardo Oyarzun, Jose"]
[Black "Caceres Vasquez, Sergio"]
[Result "1/2-1/2"]
[ECO "C67"]
[WhiteElo "1949"]
[BlackElo "2177"]
[PlyCount "16"]
[EventDate "2011.04.18"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "CHI"]
[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. 0-0 Nxe4 5. d4 Nd6 6. Bxc6 dxc6 7. dxe5 Nf5 8. Qxd8+ Kxd8 1/2-1/2

[Event "Santiago Writers Club"]
[Site "Santiago de Chile"]
[Date "2011.04.27"]
[Round "4.5"]
[White "Cuevas Araya, Walter"]
[Black "Contardo Oyarzun, Jose"]
[Result "1-0"]
[ECO "B20"]
[WhiteElo "2245"]
[BlackElo "1949"]
[PlyCount "49"]
[EventDate "2011.04.18"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "CHI"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e4 c5 2. b4 cxb4 3. a3 e6 4. axb4 Bxb4 5. c3 Be7 6. d4 d5 7. e5 Bd7 8. Bd3 Nc6 9. Qg4 g6 10. h4 h5 11. Qg3 Nh6 12. Ne2 Nf5 13. Bxf5 gxf5 14. Qg7 Rf8 15. Qh7 Qb6 16. Qxh5 0-0-0 17. Qf3 f6 18. exf6 Bxf6 19. Nd2 e5 20. Qxd5 exd4 21. Nc4 Qc7 22. Bf4 Be8 23. Qxf5+ Bd7 24. Qc5 Be7 25. Nb6+ 1-0

[Event "Santiago Writers Club"]
[Site "Santiago de Chile"]
[Date "2011.04.25"]
[Round "3.3"]
[White "Contardo Oyarzun, Jose"]
[Black "Amaro Troncoso, Hanssel"]
[Result "1-0"]
[ECO "C42"]
[WhiteElo "1949"]
[BlackElo "1994"]
[PlyCount "89"]
[EventDate "2011.04.18"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "CHI"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nf6 3. Nxe5 d6 4. Nf3 Nxe4 5. Nc3 Nxc3 6. dxc3 Bg4 7. h3 Bh5 8. Qd5 Bxf3 9. Qxf3 c6 10. Bf4 Qf6 11. 0-0-0 Nd7 12. Qe3+ Ne5 13. Re1 0-0-0 14. Bg5 Qe6 15. Qxa7 f6 16. Be3 Nd7 17. Bd3 Qf7 18. Bf5 c5 19. Rd1 Qc4 20. Bd3 Qd5 21. a4 Nb8 22. f3 Nc6 23. Qb6 Qe6 24. Rhe1 Qf7 25. Bf5+ Kb8 26. Bxc5 Qh5 27. g4 Qxh3 28. Be4 d5 29. Be3 Bc5 30. Bf4+ Kc8 31. Qxc5 dxe4 32. Rxd8+ Rxd8 33. fxe4 Qxg4 34. Qe3 g5 35. Bh2 Qg2 36. Bg1 h5 37. b4 Kb8 38. b5 Ne5 39. Qa7+ Kc8 40. Qa8+ Kd7 41. Rd1+ Ke6 42. Qxd8 Qxe4 43. Bd4 h4 44. Rf1 Qe2 45. Rxf6# 1-0

[Event "Santiago Writers Club"]
[Site "Santiago de Chile"]
[Date "2011.04.20"]
[Round "2.4"]
[White "Rios, Maximiliano"]
[Black "Contardo Oyarzun, Jose"]
[Result "1-0"]
[ECO "B30"]
[WhiteElo "1923"]
[BlackElo "1949"]
[PlyCount "62"]
[EventDate "2011.04.18"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "CHI"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. Bb5 e6 4. c3 Nge7 5. 0-0 a6 6. Ba4 b5 7. Bc2 d5 8. d4 cxd4 9. cxd4 Bb7 10. e5 Ng6 11. Nc3 Be7 12. Ne2 Rc8 13. Bd2 0-0 14. g3 Nh8 15. Nf4 Qb6 16. Be3 Nb4 17. Bb3 a5 18. a3 Nc6 19. Rc1 Ba6 20. Re1 a4 21. Bc2 Rc7 22. Nh5 Rfc8 23. Ng5 Bxg5 24. Qg4 Ne7 25. Qxg5 Nhg6 26. Nxg7 Rxc2 27. Nh5 Qd8 28. Nf6+ Kh8 29. Qh6 Nf8 30. Rxc2 Rxc2 31. Bg5 Nf5 1-0

[Event "Santiago Writers Club"]
[Site "Santiago de Chile"]
[Date "2011.04.18"]
[Round "1.4"]
[White "Contardo Oyarzun, Jose"]
[Black "Vera Salamanca, Claudio"]
[Result "1-0"]
[ECO "B84"]
[WhiteElo "1949"]
[BlackElo "2007"]
[PlyCount "35"]
[EventDate "2011.04.18"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "CHI"]
[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 e6 7. 0-0 Be7 8. Be3 0-0 9. f4 Qc7 10. Qe1 b5 11. Bf3 Bb7 12. e5 Bxf3 13. exf6 Bxg2 14. fxe7 Qxe7 15. Kxg2 Nd7 16. Qg3 Rac8 17. f5 Kh8 18. Bg5 1-0

