[Event "Buenos Aires CC Moreno op"]
[Site "Buenos Aires"]
[Date "2019.06.21"]
[Round "2.1"]
[White "Montes de Oca, Juan Jose"]
[Black "Dolezal, Cristian"]
[Result "1-0"]
[ECO "B27"]
[WhiteElo "2028"]
[BlackElo "2412"]
[PlyCount "129"]
[EventDate "2019.06.20"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "ARG"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 g6 3. Bc4 Bg7 4. 0-0 Nc6 5. Re1 e6 6. Nc3 Nge7 7. d3 0-0 8. e5 a6 9. a4 b6 10. Bf4 Bb7 11. Qd2 Nd4 12. Nxd4 cxd4 13. Ne4 Bxe4 14. Rxe4 Nc6 15. Rae1 Re8 16. Bb3 Rb8 17. c3 b5 18. axb5 Rxb5 19. Bc4 dxc3 20. bxc3 Rc5 21. Bxa6 Qa5 22. d4 Rxc3 23. Bf1 Ra3 24. Qxa5 Rxa5 25. Rb1 Rea8 26. g4 Ra1 27. Rb7 R8a7 28. Rb6 Rd1 29. Kg2 h6 30. Be3 Rc7 31. Be2 Ra1 32. h4 Bf8 33. Bf3 Ra5 34. Rf4 Ne7 35. Rb8 Rc8 36. Rb7 Nd5 37. Bxd5 Rxd5 38. Rf3 Kg7 39. Rh3 Be7 40. h5 g5 41. Rh1 f6 42. Ra1 Kf7 43. exf6 Bxf6 44. Ra4 Rc3 45. Rbb4 Be7 46. Rb7 Bf6 47. Rbb4 Be7 48. Rb7 Ba3 49. Raa7 Ke7 50. Rc7 Rxc7 51. Rxc7 Bb2 52. Rc4 Rb5 53. f4 Rb3 54. Kf2 Kf6 55. fxg5+ hxg5 56. Rc8 Rb7 57. Rg8 Kf7 58. Rxg5 d5 59. h6 Kf6 60. Rg8 e5 61. Bg5+ Ke6 62. Rg6+ Kd7 63. Rg7+ Kc6 64. Rxb7 Bxd4+ 65. Be3 1-0

[Event "ARG-ch sf 93rd"]
[Site "Buenos Aires"]
[Date "2018.05.26"]
[Round "8"]
[White "Montes de Oca, Juan Jose"]
[Black "Carraro, Denise"]
[Result "1/2-1/2"]
[ECO "A45"]
[WhiteElo "2022"]
[BlackElo "2106"]
[PlyCount "103"]
[EventDate "2018.05.19"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ARG"]
[SourceTitle "CBM 184 Extra"]
[Source "ChessBase"]
[SourceDate "2018.06.28"]
[SourceVersion "1"]
[SourceVersionDate "2018.06.28"]
[SourceQuality "1"]

1. d4 e6 2. Bf4 Nf6 3. e3 g6 4. Be2 Bg7 5. h3 d6 6. Nf3 Nbd7 7. Nbd2 b6 8. a4 a6 9. 0-0 Bb7 10. a5 b5 11. c4 bxc4 12. Nxc4 0-0 13. Rc1 Ne4 14. Ncd2 Ndf6 15. Bh2 Rc8 16. Qb3 Bd5 17. Qc2 c5 18. Nxe4 Bxe4 19. Qd2 Bb7 20. dxc5 dxc5 21. Qxd8 Rfxd8 22. Be5 Ne4 23. Bxg7 Kxg7 24. Rfd1 Rxd1+ 25. Rxd1 Bd5 26. Ne5 c4 27. Rc1 Rc5 28. Rc2 Rxa5 29. Bxc4 Bxc4 30. Nxc4 Rc5 31. Na3 Kf6 32. Rxc5 Nxc5 33. Nc4 e5 34. f3 Ke6 35. e4 f5 36. exf5+ gxf5 37. Kf1 f4 38. Ke2 Kd5 39. Na3 Kd4 40. Kd2 Na4 41. b3 Nb6 42. Nc2+ Kc5 43. Kd3 Nd5 44. Ke4 Kd6 45. h4 h5 46. Kd3 Ne7 47. Ke4 Ke6 48. Nb4 a5 49. Nd3 Nc6 50. Nc5+ Kd6 51. Nd3 Ke6 52. Nc5+ 1/2-1/2

[Event "ARG-ch sf 93rd"]
[Site "Buenos Aires"]
[Date "2018.05.25"]
[Round "7"]
[White "Montes de Oca, Juan Jose"]
[Black "Aguero Arce, Matias"]
[Result "1/2-1/2"]
[ECO "B43"]
[WhiteElo "2022"]
[BlackElo "2200"]
[PlyCount "75"]
[EventDate "2018.05.19"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ARG"]
[SourceTitle "CBM 184 Extra"]
[Source "ChessBase"]
[SourceDate "2018.06.28"]
[SourceVersion "1"]
[SourceVersionDate "2018.06.28"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. Nc3 a6 4. d4 cxd4 5. Nxd4 Qc7 6. a3 b5 7. Be3 Bb7 8. Bd3 Nf6 9. Qe2 Be7 10. 0-0 0-0 11. f4 d5 12. e5 Ne4 13. Bxe4 dxe4 14. Bf2 Bd5 15. Rfd1 Nc6 16. Nxd5 exd5 17. Nf5 Rfd8 18. Nxe7+ Nxe7 19. c3 Rab8 20. Rd2 Qc4 21. Qg4 g6 22. Bh4 Nf5 23. Bxd8 Rxd8 24. Qg5 Re8 25. g4 Ne3 26. Re1 Qc5 27. Kh1 Nc4 28. Rde2 a5 29. Qf6 a4 30. h4 Nxb2 31. Rxb2 Qxc3 32. Ree2 Qh3+ 33. Kg1 Rc8 34. Rbc2 Rc3 35. Rxc3 Qxc3 36. Qd8+ Kg7 37. Qf6+ Kg8 38. Qd8+ 1/2-1/2

[Event "ARG-ch sf 93rd"]
[Site "Buenos Aires"]
[Date "2018.05.24"]
[Round "6"]
[White "Etchevest, Marcelo"]
[Black "Montes de Oca, Juan Jose"]
[Result "0-1"]
[ECO "D03"]
[WhiteElo "1856"]
[BlackElo "2022"]
[PlyCount "70"]
[EventDate "2018.05.19"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ARG"]
[SourceTitle "CBM 184 Extra"]
[Source "ChessBase"]
[SourceDate "2018.06.28"]
[SourceVersion "1"]
[SourceVersionDate "2018.06.28"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 Nf6 3. Bg5 Nbd7 4. e3 e6 5. Nbd2 Be7 6. c3 b6 7. Bb5 0-0 8. 0-0 Bb7 9. Ne5 Nxe5 10. dxe5 Nd7 11. Bxe7 Qxe7 12. f4 f6 13. Nf3 c6 14. Bd3 fxe5 15. fxe5 c5 16. b4 a5 17. a3 Bc6 18. Qc2 g5 19. g4 Qg7 20. c4 axb4 21. e4 d4 22. Qd2 h6 23. a4 Rf4 24. h3 Raf8 25. Kg2 Nxe5 26. Nxe5 Qxe5 27. Rxf4 Rxf4 28. Re1 Kg7 29. Qe2 Qb8 30. Bc2 Qa8 31. Kg1 e5 32. Bd3 Qxa4 33. h4 b3 34. Rf1 Qa2 35. Qe1 Rxg4+ 0-1

[Event "ARG-ch sf 93rd"]
[Site "Buenos Aires"]
[Date "2018.05.22"]
[Round "4"]
[White "Zamani, Andres"]
[Black "Montes de Oca, Juan Jose"]
[Result "1-0"]
[ECO "C45"]
[WhiteElo "2173"]
[BlackElo "2022"]
[PlyCount "73"]
[EventDate "2018.05.19"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ARG"]
[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. d4 exd4 4. Nxd4 Bb4+ 5. c3 Bc5 6. Nf5 g6 7. Ne3 Nf6 8. f3 a6 9. Bc4 d6 10. Na3 0-0 11. Nac2 b5 12. Bd5 Bd7 13. h4 Nxd5 14. Nxd5 f6 15. Bh6 Rf7 16. Qd2 Ne5 17. 0-0-0 Be6 18. Kb1 Qd7 19. h5 Bxd5 20. Qxd5 c6 21. Qd2 Nc4 22. Qe1 Qe6 23. hxg6 hxg6 24. Bc1 Raa7 25. Qg3 f5 26. Rh6 Rg7 27. Qh4 Rad7 28. exf5 Qxf5 29. Rh8+ Kf7 30. Re1 g5 31. Qh5+ Qg6 32. Qg4 Re7 33. Qc8 Kf6 34. Rf8+ Rgf7 35. Rxe7 Kxe7 36. Qe8+ Kf6 37. Bxg5+ 1-0

[Event "ARG-ch sf 93rd"]
[Site "Buenos Aires"]
[Date "2018.05.21"]
[Round "3"]
[White "Montes de Oca, Juan Jose"]
[Black "Barrionuevo, Pablo"]
[Result "1/2-1/2"]
[ECO "D40"]
[WhiteElo "2022"]
[BlackElo "2242"]
[PlyCount "111"]
[EventDate "2018.05.19"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ARG"]
[SourceTitle "CBM 184 Extra"]
[Source "ChessBase"]
[SourceDate "2018.06.28"]
[SourceVersion "1"]
[SourceVersionDate "2018.06.28"]
[SourceQuality "1"]

1. Nf3 d5 2. e3 Nf6 3. d4 e6 4. c4 c5 5. Nc3 a6 6. a3 dxc4 7. dxc5 Qc7 8. Bxc4 Bxc5 9. Qe2 b5 10. Bd3 Bb7 11. Bd2 Nbd7 12. Rc1 Qb8 13. e4 Ng4 14. Nd1 Bd6 15. h3 Nge5 16. Nxe5 Nxe5 17. Bb1 Nc4 18. Bc3 Bf4 19. Rc2 0-0 20. 0-0 Bh2+ 21. Kh1 Qf4 22. Qg4 Qxg4 23. hxg4 Bf4 24. Re2 Rfd8 25. Ne3 Bxe3 26. fxe3 Rd7 27. e5 Rc8 28. Bd4 Na5 29. Ref2 Bd5 30. g5 Bc4 31. Re1 Nc6 32. Bc3 Rcd8 33. Be4 Bd5 34. Bc2 a5 35. Rf4 Rb7 36. b3 Rc8 37. e4 Ne7 38. exd5 Nxd5 39. Rh4 Rxc3 40. Bxh7+ Kf8 41. Rf1 Ne3 42. Rf3 Rc1+ 43. Kh2 Nf1+ 44. Kh3 Ke8 45. Be4 Rbc7 46. g6 fxg6 47. Bxg6+ Kd7 48. Rd4+ Kc6 49. Be4+ Kc5 50. Rfd3 b4 51. axb4+ axb4 52. Bf3 g5 53. Kg4 Rg7 54. Rd1 Nh2+ 55. Kg3 Nf1+ 56. Kf2 1/2-1/2

[Event "ARG-ch sf 93rd"]
[Site "Buenos Aires"]
[Date "2018.05.20"]
[Round "2"]
[White "Rebot, Alejandro"]
[Black "Montes de Oca, Juan Jose"]
[Result "0-1"]
[ECO "D53"]
[WhiteElo "1635"]
[BlackElo "2022"]
[PlyCount "94"]
[EventDate "2018.05.19"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ARG"]
[SourceTitle "CBM 184 Extra"]
[Source "ChessBase"]
[SourceDate "2018.06.28"]
[SourceVersion "1"]
[SourceVersionDate "2018.06.28"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 e6 3. c4 d5 4. Nc3 a6 5. Bg5 Be7 6. Qb3 dxc4 7. Qxc4 b5 8. Qd3 Bb7 9. a3 Nbd7 10. e4 h6 11. Bc1 c5 12. e5 Nd5 13. Be3 Rc8 14. Be2 cxd4 15. Nxd4 Nxe5 16. Qd2 Nxc3 17. bxc3 Qd5 18. f3 Nc4 19. Bxc4 Qxc4 20. Ne2 Bh4+ 21. Bf2 Bxf2+ 22. Kxf2 Qh4+ 23. g3 Qf6 24. Qe3 0-0 25. a4 Bd5 26. axb5 axb5 27. Ra5 Bc4 28. Nd4 Rfd8 29. Re1 b4 30. Ne2 Bxe2 31. Qxe2 bxc3 32. Rc1 Rd2 33. Qxd2 cxd2 34. Rxc8+ Kh7 35. Ke2 Qxf3+ 36. Kxd2 Qf2+ 37. Kd1 Qg1+ 38. Kc2 Qxh2+ 39. Kb3 Qxg3+ 40. Rc3 Qb8+ 41. Kc2 Qb4 42. Raa3 g5 43. Kd2 Qf4+ 44. Ke2 g4 45. Ra7 h5 46. Ra5 Kg6 47. Rcc5 h4 0-1

[Event "ARG-ch sf 93rd"]
[Site "Buenos Aires"]
[Date "2018.05.19"]
[Round "1"]
[White "Montes de Oca, Juan Jose"]
[Black "Villca, Julian"]
[Result "0-1"]
[ECO "C50"]
[WhiteElo "2022"]
[BlackElo "2312"]
[PlyCount "120"]
[EventDate "2018.05.19"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ARG"]
[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. Bc4 Bc5 4. Nc3 Nf6 5. d3 h6 6. Be3 Bb6 7. Nd5 0-0 8. Nxb6 axb6 9. 0-0 d5 10. exd5 Nxd5 11. Re1 Bg4 12. h3 Bh5 13. g4 Bg6 14. Bd2 Qd6 15. Nh4 Bh7 16. Qf3 Rad8 17. Qxd5 Qxd5 18. Bxd5 Rxd5 19. Bc3 b5 20. a3 Ra8 21. Kh2 f6 22. Kg3 Nd8 23. Ng2 g5 24. h4 c5 25. hxg5 hxg5 26. Rh1 Ne6 27. Rh6 Kg7 28. Rah1 Nf8 29. Ne3 Rd7 30. Nf5+ Bxf5 31. gxf5 Ra4 32. Bd2 Rdd4 33. Be3 Rd5 34. Kf3 c4 35. Ke2 cxd3+ 36. cxd3 b4 37. Bc1 bxa3 38. bxa3 e4 39. R6h3 Rxf5 40. dxe4 Rxe4+ 41. Re3 Ree5 42. Rxe5 Rxe5+ 43. Be3 Ne6 44. Rb1 b5 45. Kd3 Kg6 46. Rb4 f5 47. f3 Rd5+ 48. Ke2 Nc7 49. a4 Re5 50. Kd2 Rxe3 51. Kxe3 Nd5+ 52. Kd4 Nxb4 53. axb5 g4 54. fxg4 fxg4 55. Ke3 Nd5+ 56. Kf2 Kf5 57. Kg3 Kg5 58. Kf2 Kf4 59. Kg2 g3 60. Kf1 Kf3 0-1

[Event "Villa Martelli ProAm op 24th"]
[Site "Villa Martelli"]
[Date "2017.10.08"]
[Round "9"]
[White "Anino, Sergio"]
[Black "Montes de Oca, Juan Jose"]
[Result "1-0"]
[ECO "A67"]
[WhiteElo "2132"]
[BlackElo "2042"]
[PlyCount "97"]
[EventDate "2017.10.01"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ARG"]
[SourceTitle "CBM 181 Extra"]
[Source "ChessBase"]
[SourceDate "2017.12.12"]
[SourceVersion "1"]
[SourceVersionDate "2017.12.12"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 c5 3. d5 e6 4. Nc3 exd5 5. cxd5 d6 6. e4 g6 7. f4 Bg7 8. Bb5+ Nfd7 9. Nf3 a6 10. Bd3 b5 11. 0-0 0-0 12. Kh1 Re8 13. f5 Ne5 14. Bg5 Bf6 15. Nxe5 Rxe5 16. Bf4 Nd7 17. g4 c4 18. Bc2 Qe7 19. Qf3 g5 20. Bg3 Nc5 21. Rae1 Bd7 22. Nd1 b4 23. Nf2 Bb5 24. Rg1 a5 25. Kg2 Rc8 26. h4 h6 27. hxg5 hxg5 28. Rh1 Kf8 29. b3 a4 30. bxc4 Bxc4 31. Bb1 Qb7 32. Bxe5 dxe5 33. a3 Nb3 34. axb4 Qxb4 35. Qe3 a3 36. Rh6 Qd6 37. Reh1 Rc7 38. Ba2 Nd4 39. Bxc4 Rxc4 40. Rxf6 Qxf6 41. Qxa3+ Ke8 42. Qa8+ Kd7 43. Rh8 Rc7 44. Qe8+ Kd6 45. Qb8 Kd7 46. Qe8+ Kd6 47. Qa4 Kc5 48. Qa5+ Nb5 49. Rb8 1-0

[Event "Villa Martelli ProAm op 24th"]
[Site "Villa Martelli"]
[Date "2017.10.07"]
[Round "8"]
[White "Montes de Oca, Juan Jose"]
[Black "Hernandez Amura, Gilberto"]
[Result "0-1"]
[ECO "A46"]
[WhiteElo "2042"]
[BlackElo "2166"]
[PlyCount "88"]
[EventDate "2017.10.01"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ARG"]
[SourceTitle "CBM 181 Extra"]
[Source "ChessBase"]
[SourceDate "2017.12.12"]
[SourceVersion "1"]
[SourceVersionDate "2017.12.12"]
[SourceQuality "1"]

1. Nf3 Nf6 2. d4 c5 3. e3 e6 4. Bd3 Nc6 5. 0-0 Be7 6. Nbd2 d5 7. b3 a6 8. Bb2 Qc7 9. a3 b6 10. e4 cxd4 11. exd5 Nxd5 12. Nxd4 Bf6 13. N2f3 Nxd4 14. Bxd4 Bb7 15. Bxf6 gxf6 16. Nd2 f5 17. Be2 Rg8 18. Bf3 0-0-0 19. g3 Kb8 20. c4 Nf4 21. Bxb7 Kxb7 22. Qf3+ Kb8 23. Kh1 Rxd2 24. Qxf4 Qxf4 25. gxf4 Rgd8 26. Rac1 R2d4 27. c5 b5 28. Rg1 h6 29. Rg7 Rf8 30. Kg2 Kc7 31. b4 Kc6 32. Rc3 a5 33. Rb3 Rxf4 34. Kg3 Re4 35. Kf3 axb4 36. axb4 Kd5 37. Kg2 Rh4 38. h3 e5 39. Rgg3 Re4 40. Kf1 Rd4 41. Rb2 f4 42. Rc3 Rc8 43. f3 Rc6 44. Ra3 Kc4 0-1

[Event "Villa Martelli ProAm op 24th"]
[Site "Villa Martelli"]
[Date "2017.10.06"]
[Round "7"]
[White "Oyarzu, Eduardo"]
[Black "Montes de Oca, Juan Jose"]
[Result "0-1"]
[ECO "A31"]
[WhiteElo "1863"]
[BlackElo "2042"]
[PlyCount "76"]
[EventDate "2017.10.01"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ARG"]
[SourceTitle "CBM 181 Extra"]
[Source "ChessBase"]
[SourceDate "2017.12.12"]
[SourceVersion "1"]
[SourceVersionDate "2017.12.12"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 c5 3. c4 cxd4 4. Nxd4 b6 5. Nf3 Qc7 6. Qd3 Ba6 7. e4 Nc6 8. Bd2 e6 9. Na3 Ne5 10. Qd4 Nc6 11. Qd3 Bc5 12. Nb5 Bxb5 13. cxb5 Ne5 14. Nxe5 Qxe5 15. f3 Qxb2 16. Qc3 Bd4 17. Qxb2 Bxb2 18. Rb1 Ba3 19. Bc3 Ke7 20. Kd2 Rhd8 21. Bxf6+ Kxf6 22. Rb3 Bd6 23. g3 g5 24. Bd3 Rac8 25. Rd1 Kg7 26. Ke2 Rc5 27. Ke3 Bb8 28. Be2 f5 29. Bd3 d5 30. Bb1 Kf6 31. exf5 exf5 32. Bd3 h6 33. Kd2 Re8 34. Rbb1 f4 35. g4 Re3 36. Be2 Ra3 37. Rb2 Be5 38. Rc2 Rxc2+ 0-1

[Event "Villa Martelli ProAm op 24th"]
[Site "Villa Martelli"]
[Date "2017.10.05"]
[Round "6"]
[White "Montes de Oca, Juan Jose"]
[Black "Llanos, Guillermo"]
[Result "0-1"]
[ECO "B02"]
[WhiteElo "2042"]
[BlackElo "2294"]
[PlyCount "46"]
[EventDate "2017.10.01"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ARG"]
[SourceTitle "CBM 181 Extra"]
[Source "ChessBase"]
[SourceDate "2017.12.12"]
[SourceVersion "1"]
[SourceVersionDate "2017.12.12"]
[SourceQuality "1"]

1. e4 Nf6 2. Nc3 d5 3. exd5 Nxd5 4. Bc4 Nb6 5. Be2 e5 6. d3 Nc6 7. Be3 Bb4 8. a3 Bxc3+ 9. bxc3 Nd5 10. Qd2 0-0 11. Nf3 Nxe3 12. fxe3 e4 13. dxe4 Qe7 14. Bd3 Bg4 15. 0-0 Rad8 16. Nd4 Ne5 17. h3 Be6 18. Qe2 Rfe8 19. a4 Qc5 20. Rab1 Bc8 21. Rb3 a6 22. Rf2 c6 23. Kh1 b5 0-1

[Event "Villa Martelli ProAm op 24th"]
[Site "Villa Martelli"]
[Date "2017.10.04"]
[Round "5"]
[White "Falcon, Benjamin"]
[Black "Montes de Oca, Juan Jose"]
[Result "0-1"]
[ECO "C77"]
[WhiteElo "2183"]
[BlackElo "2042"]
[PlyCount "66"]
[EventDate "2017.10.01"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ARG"]
[SourceTitle "CBM 181 Extra"]
[Source "ChessBase"]
[SourceDate "2017.12.12"]
[SourceVersion "1"]
[SourceVersionDate "2017.12.12"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. d3 d6 6. c4 Bd7 7. Nc3 g6 8. 0-0 Bg7 9. Nd5 h6 10. h3 0-0 11. Be3 g5 12. Qd2 Nxd5 13. cxd5 Nd4 14. Bd1 c5 15. dxc6 bxc6 16. Qc3 Qb6 17. Qa3 c5 18. Nxd4 exd4 19. Bd2 f5 20. exf5 Bxf5 21. Qb3+ Qxb3 22. Bxb3+ Kh8 23. Bc4 Rfd8 24. Ba5 d5 25. Bxd8 dxc4 26. Bb6 Bxd3 27. Rfe1 Bc2 28. Re6 d3 29. Bxc5 Rd8 30. Be3 Bxb2 31. Rf1 Bg7 32. Rc6 c3 33. Bb6 Rd5 0-1

[Event "Villa Martelli ProAm op 24th"]
[Site "Villa Martelli"]
[Date "2017.10.03"]
[Round "4"]
[White "Montes de Oca, Juan Jose"]
[Black "Barrionuevo, Pablo"]
[Result "0-1"]
[ECO "C01"]
[WhiteElo "2042"]
[BlackElo "2249"]
[PlyCount "78"]
[EventDate "2017.10.01"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ARG"]
[SourceTitle "CBM 181 Extra"]
[Source "ChessBase"]
[SourceDate "2017.12.12"]
[SourceVersion "1"]
[SourceVersionDate "2017.12.12"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. exd5 exd5 4. Bd3 Nc6 5. Nf3 Bd6 6. Bg5 Nge7 7. c3 Bg4 8. Nbd2 Qd7 9. Qc2 Qe6+ 10. Kf1 f6 11. Re1 Qd7 12. Bh4 0-0-0 13. Bg3 Bxg3 14. fxg3 h5 15. h3 Bf5 16. Nb3 b6 17. Kf2 g5 18. Nc1 Bxd3 19. Qxd3 Nf5 20. Qe2 Nd6 21. Nd2 f5 22. Rhf1 h4 23. gxh4 Rxh4 24. Qa6+ Kb8 25. Nf3 Ne4+ 26. Kg1 Rh6 27. Nd3 g4 28. Nfe5 Nxe5 29. Nxe5 Qh7 30. h4 Re6 31. Rxe4 dxe4 32. g3 Rxe5 33. dxe5 Rd3 34. Kg2 Qd7 35. Qc4 Rd2+ 36. Kg1 e3 37. Re1 Rxb2 38. e6 Qd6 39. Rxe3 Qd2 0-1

[Event "Villa Martelli ProAm op 24th"]
[Site "Villa Martelli"]
[Date "2017.10.02"]
[Round "3"]
[White "Montes de Oca, Juan Jose"]
[Black "Neira, Leandro"]
[Result "1-0"]
[ECO "B29"]
[WhiteElo "2042"]
[PlyCount "61"]
[EventDate "2017.10.01"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ARG"]
[SourceTitle "CBM 181 Extra"]
[Source "ChessBase"]
[SourceDate "2017.12.12"]
[SourceVersion "1"]
[SourceVersionDate "2017.12.12"]
[SourceQuality "1"]

1. e4 Nf6 2. Nc3 d5 3. exd5 Nxd5 4. Bc4 e6 5. Nf3 Nxc3 6. bxc3 Be7 7. d4 0-0 8. Qe2 c5 9. 0-0 Nc6 10. Rd1 Qc7 11. Qe4 Na5 12. Bd3 f5 13. Qe1 c4 14. Bf1 b5 15. g3 Nc6 16. a4 b4 17. Bxc4 Nd8 18. Bf1 Bb7 19. Bg2 bxc3 20. Bf4 Qc8 21. d5 Bxd5 22. Rxd5 exd5 23. Qxe7 Qe6 24. Qb4 Rc8 25. Ng5 Qf6 26. Bxd5+ Kh8 27. Re1 Nc6 28. Qb7 h6 29. Re6 hxg5 30. Rxf6 gxf6 31. Bd6 1-0

[Event "Buenos Aires 110 Years Argentino CC"]
[Site "Buenos Aires"]
[Date "2015.04.27"]
[Round "7.7"]
[White "Montes de Oca, Juan Jose"]
[Black "Porta Campos, Nicolas"]
[Result "1/2-1/2"]
[ECO "B51"]
[WhiteElo "2043"]
[BlackElo "1759"]
[PlyCount "67"]
[EventDate "2015.04.09"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ARG"]
[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+ Nd7 4. 0-0 a6 5. Bxd7+ Bxd7 6. d4 cxd4 7. Qxd4 e5 8. Qd3 Be7 9. Nc3 Nf6 10. Bg5 Be6 11. Rad1 Rc8 12. Bxf6 gxf6 13. Nd5 Rg8 14. Rd2 Rc6 15. Nh4 Rg4 16. g3 Qc8 17. Ne3 Rg5 18. Nhf5 Kd7 19. h4 Rg6 20. c4 Qc7 21. b3 Bf8 22. Qe2 Qb8 23. Rfd1 b5 24. c5 Rxc5 25. Nxd6 Bxd6 26. Rxd6+ Qxd6 27. Rxd6+ Kxd6 28. Qd1+ Kc7 29. Qd2 Kb7 30. Qd8 Rc8 31. Qe7+ Rc7 32. Qd8 Rc8 33. Qe7+ Rc7 34. Qd8 1/2-1/2

[Event "Buenos Aires 110 Years Argentino CC"]
[Site "Buenos Aires"]
[Date "2015.04.20"]
[Round "4.3"]
[White "Quiroga, Facundo"]
[Black "Montes de Oca, Juan Jose"]
[Result "1-0"]
[ECO "A13"]
[WhiteElo "2270"]
[BlackElo "2043"]
[PlyCount "81"]
[EventDate "2015.04.09"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ARG"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. Nf3 Nf6 2. c4 e6 3. g3 d5 4. b3 Nbd7 5. Bg2 Bd6 6. 0-0 c6 7. Bb2 0-0 8. Nc3 a6 9. d3 Qe7 10. Rc1 b6 11. e3 Bb7 12. Qe2 Rac8 13. Rfd1 Ba3 14. Bxa3 Qxa3 15. e4 dxe4 16. Nxe4 Qe7 17. Nxf6+ Nxf6 18. d4 Rfd8 19. Ne5 Nd7 20. Rc2 Nxe5 21. dxe5 Rxd1+ 22. Qxd1 Rd8 23. Rd2 Rxd2 24. Qxd2 Kf8 25. Qd3 f5 26. exf6 gxf6 27. Qe3 b5 28. cxb5 axb5 29. a4 bxa4 30. bxa4 Qb4 31. Qa7 Qb1+ 32. Bf1 c5 33. Qxc5+ Kg8 34. Qc4 Bd5 35. Qg4+ Kf8 36. a5 e5 37. a6 f5 38. Qh4 Ke8 39. a7 Qa1 40. Qxh7 Be4 41. Qc7 1-0

[Event "Buenos Aires 110 Years Argentino CC"]
[Site "Buenos Aires"]
[Date "2015.04.15"]
[Round "2.10"]
[White "Echeguren, Martin"]
[Black "Montes de Oca, Juan Jose"]
[Result "1/2-1/2"]
[ECO "C97"]
[WhiteElo "1771"]
[BlackElo "2043"]
[PlyCount "48"]
[EventDate "2015.04.09"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ARG"]
[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 Be7 6. Re1 b5 7. Bb3 d6 8. c3 0-0 9. h3 Na5 10. Bc2 c5 11. d4 Qc7 12. Nbd2 Bd7 13. d5 g6 14. Nf1 Nh5 15. Bh6 Rfe8 16. Ne3 Qc8 17. Kh2 Nf4 18. g4 Bf8 19. Bxf4 exf4 20. Ng2 Nc4 21. Rb1 Qd8 22. Nxf4 Qf6 23. Ng2 b4 24. Nd2 Nxb2 1/2-1/2

[Event "Buenos Aires 110 Years Argentino CC"]
[Site "Buenos Aires"]
[Date "2015.04.09"]
[Round "1.12"]
[White "Montes de Oca, Juan Jose"]
[Black "Villan, Laura"]
[Result "1-0"]
[ECO "C45"]
[WhiteElo "2043"]
[BlackElo "1680"]
[PlyCount "25"]
[EventDate "2015.04.09"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ARG"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Qh4 5. Nb5 Qxe4+ 6. Be2 Bb4+ 7. N1c3 Qe5 8. f4 Qc5 9. Nxc7+ Kd8 10. Nxa8 Nf6 11. Qd3 Re8 12. Kf1 Qe7 13. Bd2 1-0

[Event "Latin Cup-A 6th"]
[Site "Buenos Aires"]
[Date "2015.03.23"]
[Round "6"]
[White "Albistur, Damian"]
[Black "Montes de Oca, Juan Jose"]
[Result "1-0"]
[ECO "B07"]
[WhiteElo "1860"]
[BlackElo "2071"]
[PlyCount "59"]
[EventDate "2015.03.19"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ARG"]
[SourceTitle "CBM 165 Extra"]
[Source "ChessBase"]
[SourceDate "2015.04.21"]
[SourceVersion "1"]
[SourceVersionDate "2015.04.21"]
[SourceQuality "1"]

1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. Be3 a6 5. Qd2 b5 6. Bd3 Bb7 7. a3 Nbd7 8. h3 c5 9. d5 Ne5 10. f4 Nxd3+ 11. cxd3 Rc8 12. Nf3 Qd7 13. 0-0 Bg7 14. Rac1 0-0 15. b4 cxb4 16. axb4 e6 17. dxe6 fxe6 18. Ne2 Kh8 19. Ned4 Rxc1 20. Rxc1 Nh5 21. Nb3 Bh6 22. Ng5 Bxg5 23. fxg5 e5 24. d4 Qf7 25. dxe5 dxe5 26. Nc5 Bc8 27. Qd6 Qg7 28. Nd3 Ng3 29. Rc7 Nxe4 30. Qc6 1-0

[Event "Latin Cup-A 6th"]
[Site "Buenos Aires"]
[Date "2015.03.23"]
[Round "7"]
[White "Montes de Oca, Juan Jose"]
[Black "Lopez, Cesar1111"]
[Result "1/2-1/2"]
[ECO "A09"]
[WhiteElo "2071"]
[BlackElo "1686"]
[PlyCount "72"]
[EventDate "2015.03.19"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ARG"]
[SourceTitle "CBM 165 Extra"]
[Source "ChessBase"]
[SourceDate "2015.04.21"]
[SourceVersion "1"]
[SourceVersionDate "2015.04.21"]
[SourceQuality "1"]

1. Nf3 d5 2. c4 d4 3. d3 Nc6 4. e3 e5 5. a3 a5 6. exd4 exd4 7. Bf4 h6 8. Be2 Nf6 9. Ne5 Nxe5 10. Bxe5 Be7 11. 0-0 0-0 12. Bf3 Ra6 13. Nd2 c5 14. Re1 Bd6 15. Qa4 Bd7 16. Qc2 Bc6 17. Bxc6 Rxc6 18. Bxf6 Qxf6 19. Ne4 Qd8 20. Qd2 Bc7 21. b4 b6 22. bxc5 bxc5 23. Qe2 Re6 24. Qf3 Rfe8 25. g3 Re5 26. Reb1 f5 27. Nd2 Qg5 28. Nf1 Kh7 29. h4 Qf6 30. Rb7 R8e7 31. Kg2 g5 32. hxg5 hxg5 33. g4 Qg6 34. Qh3+ Kg7 35. Nh2 fxg4 36. Nxg4 Rf5 1/2-1/2

[Event "Latin Cup-A 6th"]
[Site "Buenos Aires"]
[Date "2015.03.22"]
[Round "5"]
[White "Montes de Oca, Juan Jose"]
[Black "Laurnagaray, Santiago"]
[Result "1/2-1/2"]
[ECO "C19"]
[WhiteElo "2071"]
[BlackElo "1535"]
[PlyCount "61"]
[EventDate "2015.03.19"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ARG"]
[SourceTitle "CBM 165 Extra"]
[Source "ChessBase"]
[SourceDate "2015.04.21"]
[SourceVersion "1"]
[SourceVersionDate "2015.04.21"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. e5 c5 5. a3 Bxc3+ 6. bxc3 Ne7 7. Nf3 Nd7 8. a4 Qc7 9. Bd3 f6 10. Bb5 Nc6 11. Bf4 0-0 12. Bxc6 bxc6 13. 0-0 fxe5 14. Bxe5 Nxe5 15. Nxe5 cxd4 16. cxd4 c5 17. c3 Rf6 18. Re1 Bb7 19. dxc5 Qxc5 20. Qd4 Qc7 21. Reb1 Ba6 22. f4 Raf8 23. g3 Rf5 24. Nf3 Bc8 25. Ne5 g5 26. Ng4 Qg7 27. Qxg7+ Kxg7 28. Ne3 R5f7 29. fxg5 Ba6 30. Ng4 Bd3 31. Rc1 1/2-1/2

[Event "Latin Cup-A 6th"]
[Site "Buenos Aires"]
[Date "2015.03.21"]
[Round "3"]
[White "Barbosa, Evandro Amorim"]
[Black "Montes de Oca, Juan Jose"]
[Result "1/2-1/2"]
[ECO "C49"]
[WhiteElo "2439"]
[BlackElo "2071"]
[PlyCount "59"]
[EventDate "2015.03.19"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ARG"]
[SourceTitle "CBM 165 Extra"]
[Source "ChessBase"]
[SourceDate "2015.04.21"]
[SourceVersion "1"]
[SourceVersionDate "2015.04.21"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Nc3 Nf6 4. Bb5 Bb4 5. 0-0 Bxc3 6. bxc3 0-0 7. d3 Qe7 8. Bg5 h6 9. Bh4 d6 10. Re1 a6 11. Bc4 Na5 12. Bb3 Nxb3 13. axb3 b6 14. d4 Bb7 15. Nd2 Qe6 16. Qf3 Nd7 17. Re3 Rab8 18. d5 Qg6 19. g4 Bc8 20. Kh1 Re8 21. Rg1 f6 22. Nf1 Qh7 23. Bg3 g5 24. h4 Qf7 25. Bh2 Nf8 26. Ng3 Ng6 27. Nf5 Qh7 28. Qg2 Nf4 29. Bxf4 exf4 30. Rh3 1/2-1/2

[Event "Latin Cup-A 6th"]
[Site "Buenos Aires"]
[Date "2015.03.21"]
[Round "4"]
[White "Montes de Oca, Juan Jose"]
[Black "Perez, Maximiliano"]
[Result "0-1"]
[ECO "B51"]
[WhiteElo "2071"]
[BlackElo "2271"]
[PlyCount "102"]
[EventDate "2015.03.19"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ARG"]
[SourceTitle "CBM 165 Extra"]
[Source "ChessBase"]
[SourceDate "2015.04.21"]
[SourceVersion "1"]
[SourceVersionDate "2015.04.21"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. Bb5+ Nd7 4. 0-0 a6 5. Bxd7+ Bxd7 6. Re1 e6 7. d4 cxd4 8. Qxd4 e5 9. Qd3 h6 10. c4 Nf6 11. Nc3 Be7 12. b3 0-0 13. Nd2 Qa5 14. Nf1 Be6 15. Bd2 Qd8 16. Ne3 Nd7 17. Nf5 Kh7 18. Qf3 Rh8 19. Nd5 Bf8 20. h3 g6 21. Nfe3 Bg7 22. Rad1 a5 23. Bc1 a4 24. b4 Rf8 25. g4 Nb6 26. Nxb6 Qxb6 27. Ba3 Rfc8 28. Rc1 Qa6 29. b5 Qb6 30. Red1 Bf8 31. Nd5 Qd8 32. Qe3 h5 33. g5 Bxd5 34. Rxd5 Be7 35. h4 Qf8 36. f4 Rd8 37. Rcd1 Rac8 38. fxe5 dxe5 39. Bxe7 Qxe7 40. c5 Rxd5 41. Rxd5 Qe6 42. Qf3 Rf8 43. a3 f5 44. Rd6 Qc4 45. Rd5 Kg8 46. Qd3 Qc1+ 47. Qf1 Qe3+ 48. Qf2 Qxa3 49. Rd6 Kg7 50. Rf6 Rxf6 51. gxf6+ Kxf6 0-1

[Event "Latin Cup-A 6th"]
[Site "Buenos Aires"]
[Date "2015.03.20"]
[Round "2"]
[White "Montes de Oca, Juan Jose"]
[Black "Algaranas, Gaston"]
[Result "1-0"]
[ECO "B30"]
[WhiteElo "2071"]
[PlyCount "67"]
[EventDate "2015.03.19"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ARG"]
[SourceTitle "CBM 165 Extra"]
[Source "ChessBase"]
[SourceDate "2015.04.21"]
[SourceVersion "1"]
[SourceVersionDate "2015.04.21"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. Bb5 Nd4 4. Bc4 e6 5. c3 Nc6 6. Qe2 Be7 7. e5 d5 8. Bb3 d4 9. d3 b6 10. Qe4 Bb7 11. Ba4 Rc8 12. cxd4 Kf8 13. 0-0 cxd4 14. Na3 Bc5 15. Bg5 Nge7 16. Rac1 Qd5 17. Bxe7+ Nxe7 18. Qxd5 Bxd5 19. Nb5 Nf5 20. b4 a6 21. Nbxd4 Nxd4 22. Nxd4 Bxa2 23. bxc5 b5 24. Bb3 Bxb3 25. Nxb3 Ke7 26. Ra1 Rc6 27. Ra5 Ra8 28. Rfa1 Kd7 29. f4 Kc7 30. d4 Kb7 31. Kf2 f6 32. Ke3 f5 33. R5a2 h6 34. Na5+ 1-0

[Event "Latin Cup-A 6th"]
[Site "Buenos Aires"]
[Date "2015.03.19"]
[Round "1"]
[White "Pavignano, Mauricio"]
[Black "Montes de Oca, Juan Jose"]
[Result "1/2-1/2"]
[ECO "A70"]
[BlackElo "2071"]
[PlyCount "42"]
[EventDate "2015.03.19"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ARG"]
[SourceTitle "CBM 165 Extra"]
[Source "ChessBase"]
[SourceDate "2015.04.21"]
[SourceVersion "1"]
[SourceVersionDate "2015.04.21"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 c5 3. d5 e6 4. Nc3 exd5 5. cxd5 d6 6. e4 g6 7. Nf3 a6 8. a4 Bg4 9. Be2 Nbd7 10. Nd2 Bxe2 11. Qxe2 Qe7 12. 0-0 Bg7 13. a5 0-0 14. Nc4 Ne8 15. Re1 Rb8 16. Bf4 f6 17. Bg3 Ne5 18. Nb6 Nc7 19. Rab1 Nd7 20. Nc4 Ne5 21. Nb6 Nd7 1/2-1/2

[Event "Villa Martelli op-B 21st"]
[Site "Villa Martelli"]
[Date "2014.11.16"]
[Round "9"]
[White "Montes de Oca, Juan Jose"]
[Black "Guzman, Paola"]
[Result "1/2-1/2"]
[ECO "C01"]
[WhiteElo "2100"]
[BlackElo "1931"]
[PlyCount "35"]
[EventDate "2014.11.07"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ARG"]
[SourceTitle "EXT 2016"]
[Source "ChessBase"]
[SourceDate "2015.10.08"]
[SourceVersion "1"]
[SourceVersionDate "2015.10.08"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. exd5 exd5 4. Bd3 Bd6 5. Nf3 Ne7 6. Nc3 c6 7. Ne2 Bg4 8. Ng3 Qc7 9. c3 Nd7 10. h3 Bxg3 11. hxg4 Bd6 12. Be3 Nf8 13. Qc2 0-0-0 14. 0-0-0 Ne6 15. g3 h6 16. Kb1 Kb8 17. Nh4 Rhe8 18. Rde1 1/2-1/2

[Event "Villa Martelli op-B 21st"]
[Site "Villa Martelli"]
[Date "2014.11.15"]
[Round "8"]
[White "Juarez, Carlos Eleodoro"]
[Black "Montes de Oca, Juan Jose"]
[Result "1/2-1/2"]
[ECO "B06"]
[WhiteElo "2032"]
[BlackElo "2100"]
[PlyCount "36"]
[EventDate "2014.11.07"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ARG"]
[SourceTitle "CBM 163 Extra"]
[Source "ChessBase"]
[SourceDate "2014.12.23"]
[SourceVersion "1"]
[SourceVersionDate "2014.12.23"]
[SourceQuality "1"]

1. e4 g6 2. d4 Bg7 3. Nc3 c6 4. Nf3 d6 5. Bg5 Bg4 6. Qd2 Nd7 7. Be2 Ngf6 8. h3 Bxf3 9. Bxf3 a6 10. 0-0 0-0 11. Bh6 Bxh6 12. Qxh6 Qb6 13. Qd2 c5 14. dxc5 Nxc5 15. b3 Qc7 16. Nd5 Nxd5 17. exd5 Rfe8 18. c4 Rad8 1/2-1/2

[Event "Villa Martelli op-B 21st"]
[Site "Villa Martelli"]
[Date "2014.11.13"]
[Round "7"]
[White "Montes de Oca, Juan Jose"]
[Black "Fernandez, Maria Florencia"]
[Result "0-1"]
[ECO "C11"]
[WhiteElo "2100"]
[BlackElo "2219"]
[PlyCount "57"]
[EventDate "2014.11.07"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ARG"]
[SourceTitle "CBM 163 Extra"]
[Source "ChessBase"]
[SourceDate "2014.12.23"]
[SourceVersion "1"]
[SourceVersionDate "2014.12.23"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nc3 Nf6 4. e5 Nfd7 5. Nce2 c5 6. f4 Nc6 7. Nf3 Be7 8. c3 0-0 9. a3 f6 10. Neg1 fxe5 11. fxe5 Bh4+ 12. g3 Be7 13. Bd3 cxd4 14. cxd4 Qb6 15. Bc2 Qb5 16. h4 a5 17. Bd3 Qb6 18. Bxh7+ Kxh7 19. Ng5+ Bxg5 20. hxg5+ Kg8 21. g6 Rf5 22. Nf3 Ndxe5 23. dxe5 Nxe5 24. Bf4 Rxf4 25. gxf4 Qe3+ 26. Qe2 Nxf3+ 27. Kf1 Qxf4 28. Kg2 Nh4+ 29. Kg1 0-1

[Event "Villa Martelli op-B 21st"]
[Site "Villa Martelli"]
[Date "2014.11.11"]
[Round "5"]
[White "Villalba, Marcelo"]
[Black "Montes de Oca, Juan Jose"]
[Result "1-0"]
[ECO "B07"]
[WhiteElo "2185"]
[BlackElo "2100"]
[PlyCount "83"]
[EventDate "2014.11.07"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ARG"]
[SourceTitle "CBM 163 Extra"]
[Source "ChessBase"]
[SourceDate "2014.12.23"]
[SourceVersion "1"]
[SourceVersionDate "2014.12.23"]
[SourceQuality "1"]

1. e4 d6 2. f4 g6 3. Nc3 Bg7 4. Bc4 c6 5. Nf3 Nf6 6. 0-0 d5 7. exd5 cxd5 8. Bb5+ Nc6 9. Ne5 0-0 10. Bxc6 bxc6 11. d4 Qc7 12. Be3 Ba6 13. Re1 e6 14. Qf3 Rad8 15. Bf2 Bb7 16. b4 Ne4 17. Na4 f6 18. Nd3 f5 19. Nac5 Bc8 20. Kh1 Rfe8 21. Ne5 g5 22. Ncd3 g4 23. Qe3 Bf6 24. h4 gxh3 25. gxh3 Kh8 26. Rg1 Rg8 27. Qf3 Ba6 28. Kh2 Bxd3 29. cxd3 Bxe5 30. dxe5 Nxf2 31. Qxf2 Qe7 32. a3 Rxg1 33. Rxg1 Rg8 34. Rc1 Qd7 35. Qc5 Qg7 36. Qf2 Qd7 37. Rc5 h6 38. Ra5 Rg7 39. Ra6 Qb7 40. Ra5 Qd7 41. a4 Qf7 42. Qc5 1-0

[Event "Villa Martelli op-B 21st"]
[Site "Villa Martelli"]
[Date "2014.11.10"]
[Round "4"]
[White "Bernal, Gustavo"]
[Black "Montes de Oca, Juan Jose"]
[Result "0-1"]
[ECO "A53"]
[WhiteElo "2129"]
[BlackElo "2100"]
[PlyCount "112"]
[EventDate "2014.11.07"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ARG"]
[SourceTitle "CBM 163 Extra"]
[Source "ChessBase"]
[SourceDate "2014.12.23"]
[SourceVersion "1"]
[SourceVersionDate "2014.12.23"]
[SourceQuality "1"]

1. d4 d6 2. c4 c6 3. Nc3 Qc7 4. e4 e5 5. Nf3 Bg4 6. Be2 Nf6 7. 0-0 Nbd7 8. Be3 Be7 9. h3 Bh5 10. Nd2 Bxe2 11. Qxe2 g6 12. b4 Nh5 13. g3 0-0 14. Kg2 Rae8 15. d5 f5 16. exf5 Rxf5 17. Nde4 Ndf6 18. Rac1 Nxe4 19. Nxe4 b6 20. Rfd1 c5 21. bxc5 bxc5 22. Rb1 Qd7 23. Qb2 Rff8 24. Qb7 Qf5 25. Nd2 Nf4+ 26. Bxf4 exf4 27. Qb3 fxg3 28. Qxg3 Bg5 29. Nf3 Bh6 30. Re1 Bf4 31. Qg4 Qf7 32. Rxe8 Rxe8 33. Re1 Rxe1 34. Nxe1 h5 35. Qf3 Be5 36. Qxf7+ Kxf7 37. Nd3 Kf6 38. f4 Bc3 39. Kf3 Kf5 40. Nc1 Bd2 41. Nd3 h4 42. Nf2 Bxf4 43. Ng4 Bg3 44. Ke3 Bf4+ 45. Kf3 Bd2 46. Ke2 Bc1 47. Kf3 a5 48. a4 Bg5 49. Nf2 Ke5 50. Ne4 Bh6 51. Nc3 Kd4 52. Nb5+ Kxc4 53. Nxd6+ Kxd5 54. Nb7 Bd2 55. Kg4 c4 56. Kxh4 Bb4 0-1

[Event "Villa Martelli op-B 21st"]
[Site "Villa Martelli"]
[Date "2014.11.09"]
[Round "3"]
[White "Montes de Oca, Juan Jose"]
[Black "Guzman, Ezequiel"]
[Result "1-0"]
[ECO "C11"]
[WhiteElo "2100"]
[BlackElo "1943"]
[PlyCount "101"]
[EventDate "2014.11.07"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ARG"]
[SourceTitle "CBM 163 Extra"]
[Source "ChessBase"]
[SourceDate "2014.12.23"]
[SourceVersion "1"]
[SourceVersionDate "2014.12.23"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nc3 Nf6 4. e5 Nfd7 5. Nce2 c5 6. f4 Nc6 7. Nf3 Qb6 8. c3 Be7 9. h4 h6 10. Rh3 Qd8 11. a3 b5 12. Ng3 Rb8 13. Bd3 b4 14. f5 bxc3 15. bxc3 cxd4 16. cxd4 Nf8 17. Nh5 Rg8 18. g4 exf5 19. gxf5 g6 20. Ng3 gxf5 21. Nxf5 Bxf5 22. Bxf5 Ne6 23. Qa4 Qa5+ 24. Qxa5 Nxa5 25. Kf2 Bf8 26. Rb1 Rxb1 27. Bxb1 Nc4 28. a4 Rg4 29. Bf5 Rg8 30. Rh1 Nb6 31. Be3 a5 32. Rc1 Kd7 33. Bd3 Nc7 34. e6+ fxe6 35. Ne5+ Kd8 36. Nf7+ Kd7 37. Bf4 Nca8 38. Bb5+ Ke7 39. Nxh6 Bxh6 40. Bxh6 Rg4 41. Be3 Kf7 42. h5 e5 43. dxe5 d4 44. Bd2 Rh4 45. h6 Rh2+ 46. Ke1 d3 47. Bxd3 Nxa4 48. h7 Nb2 49. Be4 Nb6 50. Rc6 N6c4 51. Rh6 1-0

[Event "Villa Martelli op-B 21st"]
[Site "Villa Martelli"]
[Date "2014.11.08"]
[Round "2"]
[White "Blanco, Marcos"]
[Black "Montes de Oca, Juan Jose"]
[Result "1/2-1/2"]
[ECO "B08"]
[WhiteElo "2030"]
[BlackElo "2100"]
[PlyCount "30"]
[EventDate "2014.11.07"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ARG"]
[SourceTitle "CBM 163 Extra"]
[Source "ChessBase"]
[SourceDate "2014.12.23"]
[SourceVersion "1"]
[SourceVersionDate "2014.12.23"]
[SourceQuality "1"]

1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. Nf3 Bg7 5. Bc4 Nc6 6. h3 0-0 7. 0-0 e5 8. dxe5 Nxe5 9. Nxe5 dxe5 10. Bg5 Be6 11. Qxd8 Raxd8 12. Nd5 Bxd5 13. Bxd5 c6 14. Bb3 h6 15. Bxf6 Bxf6 1/2-1/2

[Event "Villa Martelli op-B 21st"]
[Site "Villa Martelli"]
[Date "2014.11.07"]
[Round "1"]
[White "Montes de Oca, Juan Jose"]
[Black "Asad, Jonathan"]
[Result "1-0"]
[ECO "C10"]
[WhiteElo "2100"]
[BlackElo "1803"]
[PlyCount "58"]
[EventDate "2014.11.07"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ARG"]
[SourceTitle "CBM 163 Extra"]
[Source "ChessBase"]
[SourceDate "2014.12.23"]
[SourceVersion "1"]
[SourceVersionDate "2014.12.23"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Bd7 5. Nf3 Bc6 6. Bd3 Nd7 7. Qe2 a6 8. Bd2 Ngf6 9. Neg5 h6 10. Nxe6 fxe6 11. Bg6+ Ke7 12. Bb4+ Nc5 13. Bxc5+ Kd7 14. Ne5+ Kc8 15. Nf7 Qd5 16. Nxh8 Bxc5 17. dxc5 Bb5 18. Bd3 Bxd3 19. Qxd3 Qxc5 20. 0-0-0 b5 21. Nf7 Qxf2 22. Qf3 Qxf3 23. gxf3 Nd5 24. Rhg1 Kb7 25. Rxg7 Kb6 26. Nxh6 Nf4 27. Nf7 Rf8 28. Rd8 Rxd8 29. Nxd8 c5 1-0

[Event "ARG-chT"]
[Site "Villa Martelli"]
[Date "2014.10.18"]
[Round "8.1"]
[White "Montes de Oca, Juan Jose"]
[Black "Lorenzi, Juan Carlos"]
[Result "1-0"]
[ECO "C62"]
[WhiteElo "2102"]
[PlyCount "50"]
[EventDate "2014.08.30"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "ARG"]
[SourceTitle "EXT 2015"]
[Source "ChessBase"]
[SourceDate "2014.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2014.11.20"]
[SourceQuality "1"]
[WhiteTeam "Pergamino"]
[BlackTeam "La Torre del Castillo"]
[WhiteTeamCountry "ARG"]
[BlackTeamCountry "ARG"]

1. e4 e5 2. Nf3 Nf6 3. Nc3 Nc6 4. Bb5 d6 5. d4 exd4 6. Qxd4 Bd7 7. Bxc6 Bxc6 8. Bg5 Be7 9. 0-0-0 0-0 10. h4 h6 11. Bf4 Re8 12. Qc4 Qc8 13. e5 Ng4 14. exd6 cxd6 15. Bg3 Bxf3 16. Qxc8 Rexc8 17. gxf3 Ne5 18. Bxe5 dxe5 19. Rd7 Bc5 20. Ne4 b6 21. Rhd1 Rc6 22. R7d5 Bd4 23. c3 f5 24. Ng3 Bxf2 25. Nxf5 Rc5 1-0

[Event "ARG-chT"]
[Site "Villa Martelli"]
[Date "2014.10.11"]
[Round "7.2"]
[White "Montes de Oca, Juan Jose"]
[Black "Curia, Santiago Jose"]
[Result "1/2-1/2"]
[ECO "B56"]
[WhiteElo "2102"]
[BlackElo "1790"]
[PlyCount "30"]
[EventDate "2014.08.30"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "ARG"]
[SourceTitle "EXT 2015"]
[Source "ChessBase"]
[SourceDate "2014.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2014.11.20"]
[SourceQuality "1"]
[WhiteTeam "Pergamino"]
[BlackTeam "Club Argentino"]
[WhiteTeamCountry "ARG"]
[BlackTeamCountry "ARG"]

1. e4 c5 2. Nf3 Nc6 3. Bb5 Nf6 4. Nc3 d6 5. 0-0 Bd7 6. d4 cxd4 7. Nxd4 g6 8. Nxc6 bxc6 9. Bc4 Bg7 10. Be3 0-0 11. h3 Qc8 12. Bb3 Bxh3 13. gxh3 Qxh3 14. f3 Qg3+ 15. Kh1 Qh3+ 1/2-1/2

[Event "ARG-chT"]
[Site "Villa Martelli"]
[Date "2014.09.27"]
[Round "5.1"]
[White "Gomez, Carlos David"]
[Black "Montes de Oca, Juan Jose"]
[Result "1/2-1/2"]
[ECO "E46"]
[WhiteElo "2168"]
[BlackElo "2102"]
[PlyCount "94"]
[EventDate "2014.08.30"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "ARG"]
[SourceTitle "EXT 2015"]
[Source "ChessBase"]
[SourceDate "2014.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2014.11.20"]
[SourceQuality "1"]
[WhiteTeam "Moreno"]
[BlackTeam "Pergamino"]
[WhiteTeamCountry "ARG"]
[BlackTeamCountry "ARG"]

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 c5 5. Nge2 0-0 6. a3 Bxc3+ 7. Nxc3 d6 8. Bd3 Nc6 9. 0-0 b6 10. b3 Bb7 11. Ne2 Qe7 12. Bb2 Rfd8 13. Qc2 e5 14. d5 Nb8 15. Ng3 Bc8 16. Rac1 Nbd7 17. Bf5 g6 18. f4 Nf8 19. fxe5 dxe5 20. Be4 Rd6 21. Qc3 N8d7 22. Rf3 Ba6 23. a4 Bb7 24. Rcf1 a5 25. Qe1 Rf8 26. Bf5 Bc8 27. Qf2 Ne8 28. Bh3 Rf6 29. Ne4 Rxf3 30. gxf3 f5 31. Nd2 Nd6 32. Qg2 Nb8 33. Kh1 Na6 34. Ba1 Nb4 35. Nb1 Kf7 36. Nc3 Ke8 37. Na2 Nxa2 38. Qxa2 Kd8 39. f4 exf4 40. exf4 Qe3 41. Bg2 Re8 42. Qb2 Ne4 43. Qg7 Bd7 44. Qb2 Kc8 45. Qc2 Nd2 46. Rd1 Ne4 47. Rf1 Nd2 1/2-1/2

[Event "ARG-chT"]
[Site "Villa Martelli"]
[Date "2014.09.06"]
[Round "2.1"]
[White "Della Morte, German"]
[Black "Montes de Oca, Juan Jose"]
[Result "1-0"]
[ECO "C51"]
[WhiteElo "2358"]
[BlackElo "2102"]
[PlyCount "61"]
[EventDate "2014.08.30"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "ARG"]
[SourceTitle "EXT 2015"]
[Source "ChessBase"]
[SourceDate "2014.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2014.11.20"]
[SourceQuality "1"]
[WhiteTeam "Vicente Lopez"]
[BlackTeam "Pergamino"]
[WhiteTeamCountry "ARG"]
[BlackTeamCountry "ARG"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. b4 Bb6 5. a4 a6 6. Nc3 Nf6 7. Nd5 Nxd5 8. exd5 Ne7 9. a5 Ba7 10. Nxe5 d6 11. Nd3 0-0 12. 0-0 Bf5 13. Qf3 Bd4 14. c3 Ba7 15. Re1 Bg6 16. Nf4 Qd7 17. d3 Rae8 18. Be3 Bxe3 19. fxe3 h6 20. e4 Bh7 21. d4 Ng6 22. Nxg6 fxg6 23. Qg3 g5 24. e5 dxe5 25. dxe5 Rf4 26. Bb3 Kh8 27. c4 Ref8 28. Rad1 Be4 29. e6 Qe7 30. c5 Rd8 31. Rd4 1-0

[Event "Pinamar-A"]
[Site "Pinamar"]
[Date "2006.04.06"]
[Round "7"]
[White "Montes de Oca, Juan Jose"]
[Black "Pedro, Fernando Pablo"]
[Result "0-1"]
[ECO "B28"]
[WhiteElo "2121"]
[BlackElo "2154"]
[PlyCount "66"]
[EventDate "2006.04.02"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "ARG"]
[SourceTitle "CBM 111 Extra"]
[Source "ChessBase"]
[SourceDate "2006.05.09"]
[SourceVersion "1"]
[SourceVersionDate "2006.05.09"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 a6 3. a4 Nc6 4. d4 cxd4 5. Nxd4 e5 6. Nb3 Nf6 7. Nc3 Bb4 8. Bg5 h6 9. Bxf6 Qxf6 10. Bc4 Ne7 11. 0-0 Bxc3 12. bxc3 d6 13. Qd3 0-0 14. Rad1 Rd8 15. Nc1 Be6 16. Ne2 Rac8 17. Bb3 Ng6 18. g3 Bh3 19. f4 Bxf1 20. Rxf1 exf4 21. gxf4 Rc5 22. Bd5 b5 23. axb5 axb5 24. Qg3 Ne7 25. Bb3 Qg6 26. Qxg6 Nxg6 27. Rd1 Kf8 28. Kf2 Ke7 29. Ke3 Rh5 30. Rh1 Rh3+ 31. Kf2 Rc8 32. Kg2 Re3 33. Kf2 Rxe4 0-1

[Event "Pinamar-A"]
[Site "Pinamar"]
[Date "2006.04.05"]
[Round "6"]
[White "Dolezal, Cristian"]
[Black "Montes de Oca, Juan Jose"]
[Result "1-0"]
[ECO "B12"]
[WhiteElo "2397"]
[BlackElo "2121"]
[PlyCount "135"]
[EventDate "2006.04.02"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "ARG"]
[SourceTitle "CBM 111 Extra"]
[Source "ChessBase"]
[SourceDate "2006.05.09"]
[SourceVersion "1"]
[SourceVersionDate "2006.05.09"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. e5 Bf5 4. h4 h5 5. c4 e6 6. Nc3 Nd7 7. cxd5 cxd5 8. Bd3 Bxd3 9. Qxd3 Ne7 10. Bg5 a6 11. Nf3 Qa5 12. Bxe7 Bxe7 13. 0-0 Rc8 14. Ne2 Qb5 15. Qd2 Bb4 16. Qe3 Nb6 17. Rac1 Be7 18. Rxc8+ Nxc8 19. Rc1 Na7 20. Nf4 Qd7 21. a3 Nc6 22. b4 g6 23. Kh2 Bd8 24. Ne2 Kf8 25. Qf4 Kg8 26. Rc3 Bc7 27. Ng5 Bd8 28. f3 f6 29. exf6 Bc7 30. f7+ Qxf7 31. Nxf7 Bxf4+ 32. Nxf4 Kxf7 33. Nd3 Re8 34. Ne5+ Nxe5 35. dxe5 Re7 36. Kg3 Rd7 37. Rc1 Kg7 38. Kf4 Rf7+ 39. Ke3 Kh6 40. Rc8 Re7 41. a4 Kg7 42. b5 axb5 43. axb5 Kf7 44. Kd4 Rd7 45. b6 Ke7 46. Rh8 Kf7 47. Kd3 Kg7 48. Rb8 Kf7 49. Kd4 Ke7 50. g4 Kf7 51. Ke3 Re7 52. Kd3 Kg7 53. Kd4 Kf7 54. gxh5 gxh5 55. f4 Rd7 56. Rh8 Kg6 57. Rg8+ Kf7 58. Rg5 Rd8 59. f5 exf5 60. Rxh5 Ke6 61. Rh6+ Ke7 62. Rh7+ Ke6 63. Rh6+ Ke7 64. h5 f4 65. Rf6 Rf8 66. Rxf8 Kxf8 67. h6 Kg8 68. e6 1-0

[Event "Pinamar-A"]
[Site "Pinamar"]
[Date "2006.04.05"]
[Round "5"]
[White "Montes de Oca, Juan Jose"]
[Black "Antonio, Jorge Carlos"]
[Result "1/2-1/2"]
[ECO "B06"]
[WhiteElo "2121"]
[BlackElo "2088"]
[PlyCount "61"]
[EventDate "2006.04.02"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "ARG"]
[SourceTitle "CBM 111 Extra"]
[Source "ChessBase"]
[SourceDate "2006.05.09"]
[SourceVersion "1"]
[SourceVersionDate "2006.05.09"]
[SourceQuality "1"]

1. Nc3 g6 2. d4 Bg7 3. h4 h5 4. e4 d6 5. Bc4 e6 6. Be3 Nc6 7. Nge2 Nh6 8. f3 Na5 9. Bd3 d5 10. Qd2 c6 11. Bg5 f6 12. Be3 Nc4 13. Bxc4 dxc4 14. 0-0-0 Qe7 15. Nf4 Kf7 16. Qe2 b5 17. Rdg1 e5 18. dxe5 fxe5 19. Nh3 Bxh3 20. Rxh3 Ng8 21. g4 Nf6 22. Qg2 hxg4 23. fxg4 Nh7 24. g5 Nf8 25. Rf1+ Ke8 26. Rhf3 Ne6 27. Qg4 Rf8 28. h5 gxh5 29. Qxh5+ Kd8 30. Rxf8+ Bxf8 31. Rf7 1/2-1/2

[Event "Pinamar-A"]
[Site "Pinamar"]
[Date "2006.04.04"]
[Round "4"]
[White "Sapienza, Julian"]
[Black "Montes de Oca, Juan Jose"]
[Result "1/2-1/2"]
[ECO "B10"]
[WhiteElo "2156"]
[BlackElo "2121"]
[PlyCount "19"]
[EventDate "2006.04.02"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "ARG"]
[SourceTitle "CBM 111 Extra"]
[Source "ChessBase"]
[SourceDate "2006.05.09"]
[SourceVersion "1"]
[SourceVersionDate "2006.05.09"]
[SourceQuality "1"]

1. e4 c6 2. Nf3 d6 3. Bc4 d5 4. Bb3 Bg4 5. 0-0 e6 6. e5 c5 7. c3 Nc6 8. Ba4 a6 9. Bxc6+ bxc6 10. d4 1/2-1/2

[Event "Pinamar-A"]
[Site "Pinamar"]
[Date "2006.04.03"]
[Round "2"]
[White "Bernardo, Walter"]
[Black "Montes de Oca, Juan Jose"]
[Result "1-0"]
[ECO "C92"]
[WhiteElo "2184"]
[BlackElo "2121"]
[PlyCount "53"]
[EventDate "2006.04.02"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "ARG"]
[SourceTitle "CBM 111 Extra"]
[Source "ChessBase"]
[SourceDate "2006.05.09"]
[SourceVersion "1"]
[SourceVersionDate "2006.05.09"]
[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 Nd7 10. d4 Bf6 11. a4 Bb7 12. Na3 b4 13. Nc4 bxc3 14. bxc3 a5 15. d5 Ne7 16. Be3 Ng6 17. Rb1 Nc5 18. Bxc5 dxc5 19. Ba2 Ba6 20. Nxa5 Be2 21. Rxe2 Rxa5 22. Bc4 Be7 23. Ra2 Bd6 24. Nd2 f5 25. exf5 Rxf5 26. Bd3 Rf8 27. Qh5 1-0

[Event "Pinamar-A"]
[Site "Pinamar"]
[Date "2006.04.03"]
[Round "3"]
[White "Montes de Oca, Juan Jose"]
[Black "Claverie, Raul Ricardo"]
[Result "1/2-1/2"]
[ECO "A86"]
[WhiteElo "2121"]
[BlackElo "2409"]
[PlyCount "119"]
[EventDate "2006.04.02"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "ARG"]
[SourceTitle "CBM 111 Extra"]
[Source "ChessBase"]
[SourceDate "2006.05.09"]
[SourceVersion "1"]
[SourceVersionDate "2006.05.09"]
[SourceQuality "1"]

1. d4 f5 2. g3 Nf6 3. Bg2 g6 4. c4 Bg7 5. Nc3 0-0 6. Nh3 d6 7. Nf4 e5 8. dxe5 dxe5 9. Qxd8 Rxd8 10. Nfd5 Nxd5 11. Nxd5 Rd7 12. e4 c6 13. Nc3 Na6 14. 0-0 Nb4 15. Be3 Nd3 16. Na4 f4 17. Bc1 Rd4 18. b3 Bf8 19. Rd1 Bg4 20. f3 Be6 21. Bf1 Nxc1 22. Rxd4 Nxb3 23. axb3 exd4 24. Nb2 fxg3 25. hxg3 Bb4 26. Nd3 Bc3 27. Ra3 a5 28. Nf4 Bf7 29. Bd3 Kf8 30. Ne2 b5 31. Kf1 Bb4 32. Ra1 c5 33. f4 a4 34. Nc1 Ra5 35. cxb5 axb3 36. b6 c4 37. b7 Rb5 38. Ra8+ Kg7 39. b8Q Rxb8 40. Rxb8 Bd6 41. Rb7 cxd3 42. Nxd3 Kf8 43. Nc1 Bc4+ 44. Ke1 g5 45. e5 Bd5 46. Rxb3 Bxb3 47. Nxb3 Bb4+ 48. Ke2 gxf4 49. Nxd4 fxg3 50. Kf3 Be1 51. Nf5 g2 52. Kxg2 Kf7 53. Nd4 Bc3 54. Nf3 Kg6 55. e6 Kf6 56. Kh3 Bb4 57. Kg4 Bf8 58. Ng5 h6 59. Nf7 Kxe6 60. Nxh6 1/2-1/2

[Event "Pinamar-A"]
[Site "Pinamar"]
[Date "2006.04.02"]
[Round "1"]
[White "Montes de Oca, Juan Jose"]
[Black "Liascovich, Lucas Agustin"]
[Result "1/2-1/2"]
[ECO "B51"]
[WhiteElo "2121"]
[BlackElo "2399"]
[PlyCount "44"]
[EventDate "2006.04.02"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "ARG"]
[SourceTitle "CBM 111 Extra"]
[Source "ChessBase"]
[SourceDate "2006.05.09"]
[SourceVersion "1"]
[SourceVersionDate "2006.05.09"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. Bb5 d6 4. 0-0 Bd7 5. Re1 Nf6 6. c3 a6 7. Bf1 Bg4 8. h3 Bh5 9. d3 e6 10. Nbd2 Be7 11. g4 Bg6 12. Nh4 Nd7 13. Nxg6 hxg6 14. Nf3 Nde5 15. Be3 Bf6 16. Nxe5 Bxe5 17. d4 cxd4 18. cxd4 Bf6 19. d5 exd5 20. exd5 Ne7 21. Qb3 g5 22. Qxb7 0-0 1/2-1/2

[Event "Buenos Aires Banfield op"]
[Site "Buenos Aires"]
[Date "2005.12.21"]
[Round "9.4"]
[White "Dellepiani, Fernando"]
[Black "Montes de Oca, Juan Jose"]
[Result "1/2-1/2"]
[ECO "A75"]
[WhiteElo "2134"]
[BlackElo "2173"]
[PlyCount "34"]
[EventDate "2005.12.11"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ARG"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 c5 3. d5 e6 4. Nc3 exd5 5. cxd5 d6 6. e4 g6 7. Nf3 a6 8. a4 Bg4 9. Be2 Bg7 10. h3 Bxf3 11. Bxf3 0-0 12. 0-0 Nbd7 13. Be2 Re8 14. Qc2 Qc7 15. a5 Rab8 16. Bd2 b5 17. axb6 Qxb6 1/2-1/2

[Event "Buenos Aires Banfield op"]
[Site "Buenos Aires"]
[Date "2005.12.20"]
[Round "8.3"]
[White "Montes de Oca, Juan Jose"]
[Black "Ferro, Ezequiel"]
[Result "0-1"]
[ECO "A08"]
[WhiteElo "2173"]
[BlackElo "2151"]
[PlyCount "79"]
[EventDate "2005.12.11"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ARG"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[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 f6 9. c3 d4 10. cxd4 cxd4 11. a3 e5 12. Nf1 a5 13. h4 a4 14. N1h2 Be6 15. Nd2 Qd7 16. Rf1 b5 17. h5 Na5 18. f4 exf4 19. gxf4 f5 20. e5 Bc7 21. Bxa8 Rxa8 22. Qf3 Bd5 23. Qg3 Kh8 24. Nhf3 Rg8 25. Kh2 Nac6 26. Rb1 Qe8 27. Qh3 g5 28. Nxg5 Nxe5 29. Ndf3 Ng4+ 30. Kg1 h6 31. Bd2 hxg5 32. fxg5 Nc6 33. Rbe1 Qb8 34. g6 Bf4 35. Bxf4 Qxf4 36. Nh4 Qd2 37. Nxf5 Nce5 38. Nxd4 Qxb2 39. Rf4 Nxd3 40. Rxg4 0-1

[Event "Buenos Aires Banfield op"]
[Site "Buenos Aires"]
[Date "2005.12.19"]
[Round "7.3"]
[White "Devcic, Marcos"]
[Black "Montes de Oca, Juan Jose"]
[Result "1-0"]
[ECO "A53"]
[WhiteElo "2334"]
[BlackElo "2173"]
[PlyCount "89"]
[EventDate "2005.12.11"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ARG"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 d6 3. g3 Bg4 4. Bg2 c6 5. c4 Nbd7 6. Nc3 e5 7. h3 Bh5 8. g4 Bg6 9. e3 Be7 10. Nh4 Ng8 11. Nxg6 hxg6 12. Qc2 g5 13. Bd2 Ngf6 14. 0-0-0 g6 15. Kb1 Qc7 16. d5 c5 17. f4 gxf4 18. exf4 a6 19. Rhf1 0-0-0 20. f5 Rdg8 21. fxg6 fxg6 22. g5 Nh5 23. Rf7 Qd8 24. Be4 Nf8 25. h4 Qe8 26. Rf3 Ng7 27. Be1 Nh5 28. Bd2 Ng7 29. Rh1 Rh7 30. b4 cxb4 31. Na4 Nh5 32. Bxb4 Nd7 33. Qf2 Kb8 34. Rb3 Qc8 35. Rc1 Rf8 36. Qe3 Nf4 37. Be1 Nc5 38. Nxc5 Qxc5 39. Qd2 Rc8 40. Bf2 Qc7 41. Qe3 Qc5 42. Qd2 Qc7 43. c5 dxc5 44. d6 Bxd6 45. Bxb7 1-0

[Event "Buenos Aires Banfield op"]
[Site "Buenos Aires"]
[Date "2005.12.16"]
[Round "6.4"]
[White "Montes de Oca, Juan Jose"]
[Black "Villanueva, Mario Nicolas"]
[Result "1/2-1/2"]
[ECO "E94"]
[WhiteElo "2173"]
[BlackElo "2210"]
[PlyCount "61"]
[EventDate "2005.12.11"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ARG"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 g6 3. c4 Bg7 4. Nc3 0-0 5. e4 d6 6. Be2 Na6 7. h3 e5 8. dxe5 dxe5 9. Qxd8 Rxd8 10. Be3 c6 11. a3 Nc7 12. 0-0 Nh5 13. Rfd1 Be6 14. Ng5 Nf4 15. Bf1 b6 16. g3 Nh5 17. Nxe6 Nxe6 18. Rxd8+ Rxd8 19. b4 Nd4 20. Rc1 f5 21. exf5 gxf5 22. Bg2 f4 23. gxf4 Nxf4 24. Bxf4 exf4 25. Be4 Re8 26. f3 Re5 27. Kf2 Rg5 28. Ne2 Nxe2 29. Kxe2 c5 30. bxc5 bxc5 31. Rb1 1/2-1/2

[Event "Buenos Aires Banfield op"]
[Site "Buenos Aires"]
[Date "2005.12.15"]
[Round "5.2"]
[White "Quiroga, Facundo"]
[Black "Montes de Oca, Juan Jose"]
[Result "1-0"]
[ECO "D15"]
[WhiteElo "2290"]
[BlackElo "2173"]
[PlyCount "139"]
[EventDate "2005.12.11"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ARG"]
[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 c6 4. Nc3 a6 5. a4 Bf5 6. e3 e6 7. Be2 Nbd7 8. a5 Bd6 9. 0-0 0-0 10. Nh4 Bg6 11. Nxg6 hxg6 12. f4 Qe7 13. c5 Bc7 14. Bd3 Nh7 15. Qg4 Rfe8 16. b4 Ndf8 17. Qh3 f5 18. g4 Nf6 19. g5 Ne4 20. Nxe4 dxe4 21. Be2 Rad8 22. Qg3 Kf7 23. Ra2 Nd7 24. Bd1 Rh8 25. h4 Rdg8 26. Rh2 Ke8 27. Kf2 Nf8 28. Rfh1 Kd8 29. h5 gxh5 30. Rxh5 Rxh5 31. Rxh5 Ke8 32. Qh3 g6 33. Rh6 Bd8 34. Bb2 Qf7 35. Bb3 Be7 36. Ke2 Kd7 37. Kd1 Kd8 38. Kc2 Kd7 39. Kb1 Kd8 40. Ka2 Kd7 41. Qh1 Kc7 42. Rh8 Kd7 43. Bc4 Kc7 44. Rxg8 Qxg8 45. Qf1 Nd7 46. Bc3 Kb8 47. Ka3 Ka7 48. Qg2 Nf8 49. Qb2 Qf7 50. Qb3 Bd8 51. Bb2 Be7 52. Bc3 Kb8 53. Qa2 Qg8 54. Qh2 Kc7 55. Qh6 Kb8 56. Ba2 Kc7 57. Bb3 Kb8 58. Qh1 Kc7 59. Bc4 Kb8 60. Qh3 Bd8 61. Be2 Be7 62. d5 exd5 63. Be5+ Ka7 64. Bc7 Nd7 65. Qf1 Qc8 66. Bb6+ Nxb6 67. axb6+ Kb8 68. Qa1 Qd8 69. Kb3 Kc8 70. Bxa6 1-0

[Event "Buenos Aires Banfield op"]
[Site "Buenos Aires"]
[Date "2005.12.14"]
[Round "4.5"]
[White "Montes de Oca, Juan Jose"]
[Black "Arenas, Sergio"]
[Result "1/2-1/2"]
[ECO "C99"]
[WhiteElo "2173"]
[BlackElo "2165"]
[PlyCount "32"]
[EventDate "2005.12.11"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ARG"]
[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 d6 6. Re1 b5 7. Bb3 Be7 8. c3 0-0 9. h3 Na5 10. Bc2 c5 11. d4 cxd4 12. cxd4 Nc6 13. Nbd2 Nb4 14. Bb1 Qc7 15. d5 a5 16. a3 Na6 1/2-1/2

[Event "Buenos Aires Banfield op"]
[Site "Buenos Aires"]
[Date "2005.12.13"]
[Round "3.1"]
[White "Montes de Oca, Juan Jose"]
[Black "Dolezal, Cristian"]
[Result "0-1"]
[ECO "B45"]
[WhiteElo "2173"]
[BlackElo "2400"]
[PlyCount "46"]
[EventDate "2005.12.11"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ARG"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Nc6 6. Nxc6 bxc6 7. e5 Nd5 8. Ne4 Qc7 9. f4 f5 10. exf6 gxf6 11. Qh5+ Kd8 12. g3 Qb6 13. c3 f5 14. Ng5 Kc7 15. Nf7 Rg8 16. Qxh7 Rg7 17. Qh5 Nf6 18. Qh6 Rxf7 19. Qg6 Ne4 20. Qxf7 Qf2+ 21. Kd1 Qf3+ 22. Kc2 Qxh1 23. Qxf8 Qxf1 0-1

[Event "Buenos Aires Banfield op"]
[Site "Buenos Aires"]
[Date "2005.12.12"]
[Round "2.5"]
[White "Claverie, Raul Ricardo"]
[Black "Montes de Oca, Juan Jose"]
[Result "1-0"]
[ECO "B07"]
[WhiteElo "2368"]
[BlackElo "2173"]
[PlyCount "61"]
[EventDate "2005.12.11"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ARG"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. Be3 c6 5. f3 b5 6. Qd2 Nbd7 7. h4 e5 8. Nge2 Bg7 9. Rd1 0-0 10. dxe5 Nxe5 11. b3 b4 12. Na4 d5 13. Qxb4 Qc7 14. Bc5 Rd8 15. Nac3 Bb7 16. f4 Neg4 17. e5 Ne8 18. g3 a5 19. Qb6 Qxb6 20. Bxb6 Rdc8 21. Bh3 h5 22. Na4 Bf8 23. Bxg4 hxg4 24. Bc5 Bxc5 25. Nxc5 Rab8 26. Nd4 Ba8 27. h5 Ng7 28. hxg6 fxg6 29. Rh4 Kf7 30. Rxg4 Rh8 31. e6+ 1-0

[Event "Buenos Aires Banfield op"]
[Site "Buenos Aires"]
[Date "2005.12.11"]
[Round "1.2"]
[White "Montes de Oca, Juan Jose"]
[Black "Antonio, Jorge Carlos"]
[Result "0-1"]
[ECO "C19"]
[WhiteElo "2173"]
[BlackElo "2096"]
[PlyCount "78"]
[EventDate "2005.12.11"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ARG"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. e5 c5 5. a3 Bxc3+ 6. bxc3 Qc7 7. Nf3 Ne7 8. h4 b6 9. a4 0-0 10. Bd3 h6 11. h5 f5 12. exf6 Rxf6 13. 0-0 c4 14. Be2 Nbc6 15. g3 Bd7 16. Nh4 Raf8 17. Bf4 Rxf4 18. gxf4 Qxf4 19. Ng2 Qf6 20. Qd2 e5 21. Rad1 Bh3 22. Kh2 Bxg2 23. Kxg2 Qh4 24. Qe3 Rf5 25. Qh3 Rg5+ 26. Kh2 Qf4+ 27. Kh1 Qf6 28. dxe5 Rxe5 29. Rde1 Re4 30. Bg4 Rf4 31. Re3 Ne5 32. Rxe5 Qxe5 33. Kg1 Qg5 34. f3 Nc6 35. Kh2 Qe5 36. Qg3 Rf6 37. Qxe5 Nxe5 38. Kg2 Nxg4 39. fxg4 Rxf1 0-1

[Event "Chesspangenberg op 1st"]
[Site "Buenos Aires"]
[Date "2003.11.13"]
[Round "9"]
[White "Montes de Oca, Juan Jose"]
[Black "Cuevas, Alex"]
[Result "1-0"]
[ECO "B23"]
[WhiteElo "2153"]
[PlyCount "39"]
[EventDate "2003.11.04"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ARG"]
[SourceTitle "EXT 2004"]
[Source "ChessBase"]
[SourceDate "2003.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2003.11.25"]
[SourceQuality "1"]

1. e4 c5 2. Nc3 d6 3. f4 Nc6 4. Nf3 Nf6 5. Bc4 Bg4 6. e5 dxe5 7. fxe5 Bxf3 8. Qxf3 Nxe5 9. Bb5+ Nfd7 10. Qxb7 Qc8 11. Qe4 g6 12. Qxe5 Rg8 13. Qd5 Rb8 14. 0-0 Rg7 15. d3 f6 16. Bh6 Rf7 17. Bxf8 Rxf8 18. Rae1 Rb6 19. a4 Rd6 20. Qxd6 1-0

[Event "Chesspangenberg op 1st"]
[Site "Buenos Aires"]
[Date "2003.11.12"]
[Round "8"]
[White "Ellison, Mariano R"]
[Black "Montes de Oca, Juan Jose"]
[Result "1/2-1/2"]
[ECO "B06"]
[BlackElo "2153"]
[PlyCount "77"]
[EventDate "2003.11.04"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ARG"]
[SourceTitle "EXT 2004"]
[Source "ChessBase"]
[SourceDate "2003.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2003.11.25"]
[SourceQuality "1"]

1. e4 g6 2. d4 Bg7 3. Nc3 d6 4. Be3 c6 5. Qd2 Nd7 6. h4 h5 7. f3 Ngf6 8. Nh3 Qc7 9. Ng5 e6 10. Be2 d5 11. e5 Nh7 12. 0-0-0 a6 13. g4 Nxg5 14. hxg5 c5 15. f4 cxd4 16. Bxd4 hxg4 17. Rxh8+ Bxh8 18. Bxg4 Bg7 19. Qe3 Qc6 20. Ne2 b5 21. Kb1 Bb7 22. Rd3 b4 23. Qd2 Rc8 24. Bg1 Nc5 25. Bxc5 Qxc5 26. Nd4 a5 27. Rg3 Qb6 28. Be2 Ba6 29. Bxa6 Qxa6 30. Qd3 Qxd3 31. Rxd3 Bf8 32. Kc1 Rc4 33. b3 Rc7 34. Kd2 Bc5 35. Ne2 Ke7 36. Rh3 Rc8 37. Rh7 Rg8 38. Kd3 Bb6 39. Kd2 1/2-1/2

[Event "Chesspangenberg op 1st"]
[Site "Buenos Aires"]
[Date "2003.11.11"]
[Round "7"]
[White "Montes de Oca, Juan Jose"]
[Black "Gomez, Carlos David"]
[Result "1/2-1/2"]
[ECO "B31"]
[WhiteElo "2153"]
[PlyCount "70"]
[EventDate "2003.11.04"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ARG"]
[SourceTitle "EXT 2004"]
[Source "ChessBase"]
[SourceDate "2003.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2003.11.25"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. Bb5 g6 4. 0-0 Bg7 5. Re1 a6 6. Bf1 d6 7. c3 Nf6 8. h3 e5 9. d4 0-0 10. dxc5 dxc5 11. Qc2 Qc7 12. a4 h6 13. Be3 b6 14. b4 Nd7 15. bxc5 bxc5 16. Nbd2 Na5 17. Nc4 Nxc4 18. Bxc4 Bb7 19. a5 Kh7 20. Nd2 Kh8 21. Rab1 f5 22. Rxb7 Qxb7 23. Bd5 Qc8 24. Bxa8 Qxa8 25. f3 Qd8 26. Nc4 Qh4 27. Rd1 fxe4 28. Rxd7 exf3 29. Qxg6 f2+ 30. Kh2 Qf6 31. Qxf6 Rxf6 32. Bxf2 Rxf2 33. Ra7 Rc2 34. Rxa6 Rxc3 35. Nd6 Rc1 1/2-1/2

[Event "Chesspangenberg op 1st"]
[Site "Buenos Aires"]
[Date "2003.11.10"]
[Round "6"]
[White "Dorin, Mauricio"]
[Black "Montes de Oca, Juan Jose"]
[Result "1-0"]
[ECO "C26"]
[WhiteElo "2395"]
[BlackElo "2153"]
[PlyCount "77"]
[EventDate "2003.11.04"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ARG"]
[SourceTitle "EXT 2004"]
[Source "ChessBase"]
[SourceDate "2003.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2003.11.25"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Nc3 Nf6 4. g3 Bc5 5. Bg2 d6 6. d3 a6 7. 0-0 0-0 8. h3 Ba7 9. Kh2 Ne7 10. Bg5 Ne8 11. d4 f6 12. Be3 Be6 13. Qd2 Qc8 14. a4 c5 15. d5 Bd7 16. Nh4 g5 17. Bxg5 fxg5 18. Qxg5+ Ng6 19. Nxg6 hxg6 20. Qxg6+ Ng7 21. Qxd6 Bb8 22. Qg6 Be8 23. Qg5 Qc7 24. Rae1 Qd6 25. f4 Bc7 26. f5 Bd8 27. Qe3 c4 28. Ra1 Rc8 29. h4 Bh5 30. Bh3 Qf6 31. g4 Qxh4 32. gxh5 Bg5 33. Qf3 Bf4+ 34. Kg2 Nxh5 35. Qg4+ Qxg4+ 36. Bxg4 Nf6 37. Rxf4 exf4 38. Kf3 Nxg4 39. Kxg4 1-0

[Event "Chesspangenberg op 1st"]
[Site "Buenos Aires"]
[Date "2003.11.08"]
[Round "5"]
[White "Montes de Oca, Juan Jose"]
[Black "Larsen, Juan Pablo"]
[Result "1-0"]
[ECO "B12"]
[WhiteElo "2153"]
[PlyCount "57"]
[EventDate "2003.11.04"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ARG"]
[SourceTitle "EXT 2004"]
[Source "ChessBase"]
[SourceDate "2003.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2003.11.25"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. e5 c5 4. dxc5 Nc6 5. Nf3 Bg4 6. c3 e6 7. b4 Bxf3 8. Qxf3 Nxe5 9. Bb5+ Nc6 10. 0-0 Nf6 11. c4 Be7 12. Nc3 0-0 13. cxd5 Nd4 14. Qd3 Nxb5 15. Qxb5 Nxd5 16. Nxd5 Qxd5 17. Be3 Rfd8 18. Qe2 Qe4 19. Qf3 Qxf3 20. gxf3 Bf6 21. Rac1 Rac8 22. Rc4 h6 23. a4 a6 24. b5 axb5 25. axb5 Rd5 26. Rb1 b6 27. c6 Bd8 28. Ra4 Bc7 29. Ra6 1-0

[Event "Chesspangenberg op 1st"]
[Site "Buenos Aires"]
[Date "2003.11.07"]
[Round "4"]
[White "Hatrick, Jonathan"]
[Black "Montes de Oca, Juan Jose"]
[Result "0-1"]
[ECO "C27"]
[BlackElo "2153"]
[PlyCount "76"]
[EventDate "2003.11.04"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ARG"]
[SourceTitle "EXT 2004"]
[Source "ChessBase"]
[SourceDate "2003.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2003.11.25"]
[SourceQuality "1"]

1. e4 e5 2. Bc4 Nf6 3. Nc3 Nc6 4. d3 Bc5 5. f4 d6 6. f5 Na5 7. Bg5 Nxc4 8. dxc4 c6 9. Qf3 Qb6 10. 0-0-0 Qc7 11. Bxf6 gxf6 12. Nge2 b6 13. Ng3 Ba6 14. b3 0-0-0 15. Nh5 Qe7 16. Na4 Ba3+ 17. Kb1 b5 18. cxb5 Bxb5 19. c4 Bxa4 20. bxa4 Bc5 21. Kc2 Qb7 22. Rb1 Qa6 23. Rb3 Kc7 24. Kd2 d5 25. exd5 cxd5 26. cxd5 Rxd5+ 27. Qxd5 Rd8 28. Qxd8+ Kxd8 29. Rd1 Qxa4 30. Rbb1 Ke7 31. Ke1 Qe4+ 32. Kf1 Qxf5+ 33. Ke2 Qxh5+ 34. Kd3 Qf5+ 35. Kc4 Bd4 36. Kb4 Bb6 37. Kb5 e4+ 38. Kc6 Qe6+ 0-1

[Event "Chesspangenberg op 1st"]
[Site "Buenos Aires"]
[Date "2003.11.06"]
[Round "3"]
[White "Montes de Oca, Juan Jose"]
[Black "Mayorga, Nicolas"]
[Result "0-1"]
[ECO "A15"]
[WhiteElo "2153"]
[PlyCount "123"]
[EventDate "2003.11.04"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ARG"]
[SourceTitle "EXT 2004"]
[Source "ChessBase"]
[SourceDate "2003.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2003.11.25"]
[SourceQuality "1"]

1. Nf3 Nf6 2. c4 g6 3. b4 Bg7 4. Bb2 0-0 5. g3 d6 6. Bg2 e5 7. 0-0 Nc6 8. b5 Ne7 9. Nc3 c6 10. a4 Be6 11. d3 h6 12. a5 cxb5 13. cxb5 Rc8 14. Qd2 Nd7 15. d4 f5 16. dxe5 dxe5 17. Rfd1 Nc5 18. Qxd8 Rfxd8 19. Rxd8+ Rxd8 20. Rd1 Rxd1+ 21. Nxd1 Bc4 22. Bxe5 Bxe5 23. Nxe5 Bxb5 24. Nc3 Ba6 25. e4 Kg7 26. exf5 Nxf5 27. Bf1 Bxf1 28. Kxf1 Nd4 29. Nc4 Nc6 30. Nb5 Kf6 31. f4 Ke6 32. Nc7+ Kd7 33. Nd5 Nb3 34. g4 Nbxa5 35. Nce3 b5 36. Ke2 Nb3 37. Kd3 Nc5+ 38. Kc3 a5 39. f5 g5 40. f6 Ke6 41. Nc7+ Kxf6 42. Nxb5 Ne5 43. Kd4 Ne6+ 44. Ke4 Nf4 45. h4 Neg6 46. hxg5+ Kxg5 47. Nd4 a4 48. Nf3+ Kf6 49. Nc4 Ne6 50. Na3 Ng5+ 51. Ke3 Nxf3 52. Kxf3 Kg5 53. Nc4 Ne5+ 54. Nxe5 a3 55. Nf7+ Kf6 56. Nxh6 a2 57. Nf5 a1Q 58. Kf4 Qe5+ 59. Kf3 Kg5 60. Ne3 Qf4+ 61. Ke2 Qe4 62. Kf2 0-1

[Event "Chesspangenberg op 1st"]
[Site "Buenos Aires"]
[Date "2003.11.05"]
[Round "2"]
[White "Olaciregui, Eduardo"]
[Black "Montes de Oca, Juan Jose"]
[Result "1/2-1/2"]
[ECO "A36"]
[BlackElo "2153"]
[PlyCount "53"]
[EventDate "2003.11.04"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ARG"]
[SourceTitle "EXT 2004"]
[Source "ChessBase"]
[SourceDate "2003.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2003.11.25"]
[SourceQuality "1"]

1. c4 c5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. e3 e5 6. Nge2 Nge7 7. 0-0 0-0 8. a3 d6 9. Rb1 Be6 10. Nd5 a5 11. Nec3 f5 12. d3 Rb8 13. Bd2 Kh8 14. b4 axb4 15. axb4 cxb4 16. Nxb4 Nxb4 17. Rxb4 d5 18. cxd5 Nxd5 19. Nxd5 Bxd5 20. Bxd5 Qxd5 21. Qb3 Rfd8 22. Qxd5 Rxd5 23. Rfb1 Rxd3 24. Rxb7 Rxb7 25. Rxb7 Rxd2 26. Rb8+ Bf8 27. Rxf8+ 1/2-1/2

[Event "Chesspangenberg op 1st"]
[Site "Buenos Aires"]
[Date "2003.11.04"]
[Round "1"]
[White "Montes de Oca, Juan Jose"]
[Black "Perucca, Jorge"]
[Result "1/2-1/2"]
[ECO "B35"]
[WhiteElo "2153"]
[PlyCount "60"]
[EventDate "2003.11.04"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ARG"]
[SourceTitle "EXT 2004"]
[Source "ChessBase"]
[SourceDate "2003.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2003.11.25"]
[SourceQuality "1"]

1. e4 c5 2. Nc3 Nc6 3. Nge2 g6 4. d4 cxd4 5. Nxd4 Bg7 6. Be3 Nf6 7. h3 0-0 8. Bc4 Qa5 9. 0-0 d6 10. Bb3 Bd7 11. f4 Nxd4 12. Bxd4 e5 13. Be3 Bc6 14. f5 Rad8 15. fxg6 hxg6 16. Bg5 Nxe4 17. Nxe4 Bxe4 18. Bxd8 Qxd8 19. Bd5 Bf5 20. Qd2 Qc7 21. c3 Re8 22. g4 Be6 23. Bxe6 Rxe6 24. Rad1 Bf6 25. Qf2 Bg5 26. Qxa7 e4 27. Rd5 Bh4 28. Qe3 Qe7 29. Kg2 Re5 30. Rxe5 Qxe5 1/2-1/2

[Event "Najdorf Memorial op"]
[Site "Buenos Aires"]
[Date "2002.09.29"]
[Round "8.19"]
[White "Montes de Oca, Juan Jose"]
[Black "Bulcourf, Carlos"]
[Result "0-1"]
[ECO "B05"]
[WhiteElo "2153"]
[BlackElo "2261"]
[PlyCount "90"]
[EventDate "2002.09.23"]
[EventType "swiss"]
[EventRounds "8"]
[EventCountry "ARG"]
[SourceTitle "CBM 090 Extra"]
[Source "ChessBase"]
[SourceDate "2002.11.07"]
[SourceVersion "1"]
[SourceVersionDate "2002.11.07"]
[SourceQuality "1"]

1. e4 Nf6 2. e5 Nd5 3. d4 d6 4. Nf3 Bg4 5. c4 Nb6 6. exd6 exd6 7. Be2 Nc6 8. b3 Be7 9. Be3 Bf6 10. Nc3 d5 11. c5 Nc8 12. h3 Bxf3 13. Bxf3 N8e7 14. g4 g6 15. Qd2 Bg7 16. Ne2 Qd7 17. b4 0-0 18. Nf4 Rae8 19. Kf1 Nd8 20. a4 Ne6 21. b5 f5 22. Nxe6 Qxe6 23. Bg5 fxg4 24. Re1 Qf7 25. Bxg4 Nf5 26. Rxe8 Rxe8 27. Bxf5 Qxf5 28. Be3 Qf3 29. Rh2 Re4 30. Kg1 Rh4 31. c6 b6 32. a5 h6 33. axb6 axb6 34. Kf1 Kh7 35. Qb4 Bf8 36. Qb1 Re4 37. Qd3 Bd6 38. Rg2 Bf4 39. Kg1 Qxh3 40. Qc2 Bxe3 41. fxe3 Qxe3+ 42. Qf2 Qxd4 43. Qxd4 Rxd4 44. Ra2 Rf4 45. Ra8 Rf7 0-1

[Event "Najdorf Memorial op"]
[Site "Buenos Aires"]
[Date "2002.09.28"]
[Round "6.18"]
[White "Montes de Oca, Juan Jose"]
[Black "Real de Azua, Ernesto"]
[Result "1/2-1/2"]
[ECO "B51"]
[WhiteElo "2153"]
[BlackElo "2287"]
[PlyCount "88"]
[EventDate "2002.09.23"]
[EventType "swiss"]
[EventRounds "8"]
[EventCountry "ARG"]
[SourceTitle "CBM 090 Extra"]
[Source "ChessBase"]
[SourceDate "2002.11.07"]
[SourceVersion "1"]
[SourceVersionDate "2002.11.07"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. Bb5+ Nd7 4. 0-0 Ngf6 5. Re1 a6 6. Bxd7+ Nxd7 7. b3 e6 8. Bb2 Qc7 9. d3 Nf6 10. Nbd2 Be7 11. e5 dxe5 12. Nxe5 b6 13. Qf3 Bb7 14. Qg3 0-0 15. Ndc4 Ne8 16. a4 Rd8 17. Ng4 Qxg3 18. hxg3 b5 19. axb5 axb5 20. Ra7 Rd7 21. Nge5 Rc7 22. Na5 Bc8 23. Nac6 Bd6 24. Rxc7 Nxc7 25. Ra1 f6 26. Nf3 Bb7 27. Na5 Ba8 28. d4 Rd8 29. c3 Kf7 30. Kf1 Bxf3 31. gxf3 cxd4 32. Nc6 Ra8 33. Rxa8 Nxa8 34. Nxd4 Nc7 35. c4 bxc4 36. bxc4 e5 37. Nb3 Ke6 38. Ke2 Bb4 39. Bc1 h5 40. f4 Ne8 41. fxe5 fxe5 42. Be3 Nd6 43. Kd3 Nf5 44. Bg5 g6 1/2-1/2

[Event "Najdorf Memorial op"]
[Site "Buenos Aires"]
[Date "2002.09.28"]
[Round "7.19"]
[White "Utman, Carlos"]
[Black "Montes de Oca, Juan Jose"]
[Result "1/2-1/2"]
[ECO "C77"]
[WhiteElo "2277"]
[BlackElo "2153"]
[PlyCount "75"]
[EventDate "2002.09.23"]
[EventType "swiss"]
[EventRounds "8"]
[EventCountry "ARG"]
[SourceTitle "CBM 090 Extra"]
[Source "ChessBase"]
[SourceDate "2002.11.07"]
[SourceVersion "1"]
[SourceVersionDate "2002.11.07"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. d4 Nxe4 6. Qe2 b5 7. Qxe4 d5 8. Qe3 bxa4 9. Nxe5 Nxe5 10. dxe5 Be6 11. Qg3 c5 12. 0-0 Qd7 13. Nc3 Qc6 14. Re1 Rb8 15. b3 axb3 16. axb3 h5 17. Qd3 Rb6 18. Bg5 Be7 19. Qd2 c4 20. Bxe7 Kxe7 21. Qg5+ Kd7 22. Qxg7 Rbb8 23. Ne2 Rhg8 24. Qf6 cxb3 25. Nd4 Qb6 26. Nxb3 Rbc8 27. Re2 Rc3 28. Rd2 Rg6 29. Qh4 Rg4 30. Qxh5 Rcc4 31. Rad1 Kc7 32. Qh6 Rg6 33. Qf8 Qb4 34. Qa8 Rc3 35. Nd4 Ra3 36. Qe8 Qxd2 37. Qe7+ Kc8 38. Qf8+ 1/2-1/2

[Event "Najdorf Memorial op"]
[Site "Buenos Aires"]
[Date "2002.09.27"]
[Round "5.23"]
[White "Montes de Oca, Juan Jose"]
[Black "Garbarino, Rodolfo"]
[Result "1-0"]
[ECO "C54"]
[WhiteElo "2153"]
[BlackElo "2393"]
[PlyCount "57"]
[EventDate "2002.09.23"]
[EventType "swiss"]
[EventRounds "8"]
[EventCountry "ARG"]
[SourceTitle "CBM 090 Extra"]
[Source "ChessBase"]
[SourceDate "2002.11.07"]
[SourceVersion "1"]
[SourceVersionDate "2002.11.07"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. c3 Nf6 5. d3 a6 6. b4 Ba7 7. a4 d6 8. 0-0 0-0 9. Bb3 Ne7 10. Qe2 Ng6 11. Be3 h6 12. Nbd2 Nh5 13. Bxa7 Rxa7 14. Qe3 Ra8 15. d4 Qe7 16. Rfe1 Bg4 17. Nf1 Nhf4 18. Bd1 Qf6 19. Ra2 Qe6 20. d5 Qd7 21. Qd2 f5 22. exf5 Nxg2 23. Kxg2 Qxf5 24. Ng1 Nh4+ 25. Kh1 Bh3 26. Ne3 Qd7 27. Nxh3 Qxh3 28. Bg4 Nf3 29. Bxh3 1-0

[Event "Najdorf Memorial op"]
[Site "Buenos Aires"]
[Date "2002.09.26"]
[Round "4.10"]
[White "Moreda, Lucas"]
[Black "Montes de Oca, Juan Jose"]
[Result "1-0"]
[ECO "C26"]
[WhiteElo "2340"]
[BlackElo "2153"]
[PlyCount "71"]
[EventDate "2002.09.23"]
[EventType "swiss"]
[EventRounds "8"]
[EventCountry "ARG"]
[SourceTitle "CBM 090 Extra"]
[Source "ChessBase"]
[SourceDate "2002.11.07"]
[SourceVersion "1"]
[SourceVersionDate "2002.11.07"]
[SourceQuality "1"]

1. e4 e5 2. Nc3 Nc6 3. g3 Bc5 4. Bg2 Nf6 5. Nge2 d6 6. d3 Be6 7. 0-0 Qd7 8. Nd5 h5 9. c3 Ne7 10. d4 Bb6 11. Nxe7 Qxe7 12. a4 a5 13. d5 Bd7 14. Bg5 Qf8 15. Qd3 h4 16. gxh4 Nh5 17. Bh3 Bxh3 18. Qxh3 f6 19. Be3 Bxe3 20. Qxe3 g5 21. hxg5 fxg5 22. f3 Qf6 23. Rf2 Ke7 24. Raf1 Rh6 25. Rg2 Nf4 26. Nxf4 gxf4 27. Qe2 Rah8 28. Rff2 Rh3 29. Qc4 Kd8 30. Qb5 b6 31. b4 Qh4 32. Kf1 Rg3 33. bxa5 bxa5 34. hxg3 fxg3 35. Rxg3 Qxg3 36. Qb8+ 1-0

[Event "Najdorf Memorial op"]
[Site "Buenos Aires"]
[Date "2002.09.25"]
[Round "3.15"]
[White "Montes de Oca, Juan Jose"]
[Black "Malbran, Guillermo"]
[Result "1/2-1/2"]
[ECO "B02"]
[WhiteElo "2153"]
[BlackElo "2326"]
[PlyCount "60"]
[EventDate "2002.09.23"]
[EventType "swiss"]
[EventRounds "8"]
[EventCountry "ARG"]
[SourceTitle "CBM 090 Extra"]
[Source "ChessBase"]
[SourceDate "2002.11.07"]
[SourceVersion "1"]
[SourceVersionDate "2002.11.07"]
[SourceQuality "1"]

1. e4 Nf6 2. Nc3 d5 3. exd5 Nxd5 4. Bc4 Nb6 5. Bb3 c5 6. d3 Nc6 7. Nf3 e6 8. 0-0 Be7 9. Qe2 0-0 10. Ne4 Na5 11. Ne5 f6 12. Nc4 Nxb3 13. axb3 Nd5 14. f4 Qc7 15. Nc3 Nxc3 16. bxc3 Re8 17. Qe4 Bd7 18. Bd2 Bf8 19. Rfe1 a5 20. Nb2 b5 21. c4 b4 22. Qf3 g6 23. Na4 f5 24. Bc1 Bc6 25. Qf2 Bg7 26. Bb2 Bxa4 27. Bxg7 Kxg7 28. bxa4 e5 29. fxe5 Rxe5 30. Rxe5 Qxe5 1/2-1/2

[Event "Najdorf Memorial op"]
[Site "Buenos Aires"]
[Date "2002.09.24"]
[Round "2.14"]
[White "Panelo Munoz, Marcelo A"]
[Black "Montes de Oca, Juan Jose"]
[Result "0-1"]
[ECO "A67"]
[WhiteElo "2348"]
[BlackElo "2153"]
[PlyCount "91"]
[EventDate "2002.09.23"]
[EventType "swiss"]
[EventRounds "8"]
[EventCountry "ARG"]
[SourceTitle "CBM 090 Extra"]
[Source "ChessBase"]
[SourceDate "2002.11.07"]
[SourceVersion "1"]
[SourceVersionDate "2002.11.07"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 c5 3. d5 e6 4. Nc3 exd5 5. cxd5 d6 6. e4 g6 7. f4 Bg7 8. Bb5+ Nfd7 9. a4 0-0 10. Nf3 Na6 11. 0-0 Nb4 12. Bc4 Nb6 13. Be2 Bg4 14. a5 Bxf3 15. Rxf3 Nd7 16. g4 Qe7 17. Rf1 Rac8 18. Ra4 a6 19. Bf3 b5 20. axb6 Nxb6 21. Ra1 c4 22. Be3 Nd7 23. Bg2 Nd3 24. Rxa6 N7c5 25. Rc6 Nxb2 26. Qc2 Nbd3 27. Nb5 Nb4 28. Qxc4 Nxc6 29. dxc6 Rxc6 30. e5 Rb6 31. Bf2 Bxe5 32. fxe5 Qxe5 33. Nxd6 Rxd6 34. Bxc5 Rf6 35. Rxf6 Qxf6 36. Bxf8 Kxf8 37. Bd5 h5 38. h3 hxg4 39. hxg4 Kg7 40. Kg2 Qb2+ 41. Kf3 Qf6+ 42. Ke4 Qe7+ 43. Kf4 Qd6+ 44. Ke3 Qe5+ 45. Kd3 f5 46. g5 0-1

[Event "Najdorf Memorial op"]
[Site "Buenos Aires"]
[Date "2002.09.23"]
[Round "1.59"]
[White "Montes de Oca, Juan Jose"]
[Black "Ponti, Enrique"]
[Result "1-0"]
[ECO "B01"]
[WhiteElo "2153"]
[PlyCount "79"]
[EventDate "2002.09.23"]
[EventType "swiss"]
[EventRounds "8"]
[EventCountry "ARG"]
[SourceTitle "CBM 090 Extra"]
[Source "ChessBase"]
[SourceDate "2002.11.07"]
[SourceVersion "1"]
[SourceVersionDate "2002.11.07"]
[SourceQuality "1"]

1. e4 d5 2. exd5 Qxd5 3. Nc3 Qa5 4. d4 Nf6 5. Bc4 c6 6. Nf3 Bf5 7. Ne5 e6 8. 0-0 Bb4 9. Bd2 0-0 10. a3 Bxc3 11. Bxc3 Qc7 12. g4 Bg6 13. Qf3 Nbd7 14. Nxg6 hxg6 15. Rfe1 b5 16. Bd3 Nd5 17. Bd2 e5 18. c3 a6 19. g5 f5 20. gxf6 Rxf6 21. Qg3 Nf4 22. Bxf4 exf4 23. Qg4 Qd6 24. Qg5 Raf8 25. Bc2 Nb6 26. Bb3+ Nd5 27. a4 Rf5 28. Qe7 Qxe7 29. Rxe7 Rg5+ 30. Kh1 Kh7 31. Bxd5 Rxd5 32. axb5 axb5 33. Raa7 Rg8 34. Kg2 b4 35. Rac7 bxc3 36. bxc3 Rd6 37. h4 Kh6 38. Kf3 Rf8 39. Rf7 Re8 40. Rxg7 1-0

[Event "Rosario Bandera op"]
[Site "Rosario"]
[Date "2001.06.16"]
[Round "1"]
[White "Slipak, Sergio"]
[Black "Montes de Oca, Juan Jose"]
[Result "1-0"]
[ECO "A61"]
[WhiteElo "2448"]
[BlackElo "2153"]
[PlyCount "55"]
[EventDate "2001.06.16"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "ARG"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 c5 3. d5 e6 4. Nc3 exd5 5. cxd5 d6 6. Nf3 g6 7. Bg5 h6 8. Bh4 a6 9. a4 g5 10. Bg3 Nh5 11. e3 Nxg3 12. hxg3 Bg7 13. Bd3 Nd7 14. Qc2 Qe7 15. Bf5 Ne5 16. Nxe5 Qxe5 17. g4 0-0 18. 0-0 Rb8 19. a5 b5 20. axb6 Rxb6 21. Ra2 Bxf5 22. Qxf5 Rfb8 23. Ne4 Qxf5 24. gxf5 Bxb2 25. Nd2 Rb4 26. Rxa6 c4 27. Rc6 c3 28. Nc4 1-0

[Event "Intercoop tt 26th"]
[Site "Buenos Aires"]
[Date "2000.??.??"]
[Round "1"]
[White "Negrete, Juan Carlos"]
[Black "Montes de Oca, Juan Jose"]
[Result "1/2-1/2"]
[ECO "C92"]
[BlackElo "2147"]
[PlyCount "60"]
[EventDate "2000.??.??"]
[EventType "team"]
[EventRounds "5"]
[EventCountry "ARG"]
[SourceTitle "EXT 2003"]
[Source "ChessBase"]
[SourceDate "2002.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2002.11.25"]
[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 Nd7 10. d4 Bf6 11. Nbd2 exd4 12. cxd4 Nxd4 13. Nxd4 Bxd4 14. Nf3 Bf6 15. Qc2 Bb7 16. Bf4 Nc5 17. Rad1 Nxb3 18. Qxb3 Qd7 19. Qc2 Rac8 20. Nd4 Rfe8 21. b4 g6 22. f3 Re7 23. Qd3 Rce8 24. Nb3 Qc8 25. Bg3 Qe6 26. Rc1 Be5 27. Bh4 Bf6 28. Bg3 Bg5 29. Rc2 Qd7 30. Nc5 dxc5 1/2-1/2

[Event "Najdorf Festival op"]
[Site "Buenos Aires"]
[Date "1998.11.01"]
[Round "9"]
[White "Montes de Oca, Juan Jose"]
[Black "Churin, Leonardo"]
[Result "1/2-1/2"]
[ECO "B31"]
[WhiteElo "2140"]
[BlackElo "2310"]
[PlyCount "16"]
[EventDate "1998.10.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ARG"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. Bb5 g6 4. 0-0 Bg7 5. c3 Nf6 6. Re1 0-0 7. d4 d5 8. e5 Ne4 1/2-1/2

[Event "Najdorf Festival op"]
[Site "Buenos Aires"]
[Date "1998.10.27"]
[Round "4"]
[White "Nieto, Maria Estrella"]
[Black "Montes de Oca, Juan Jose"]
[Result "0-1"]
[ECO "C91"]
[BlackElo "2140"]
[PlyCount "42"]
[EventDate "1998.10.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ARG"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[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. d4 Bg4 10. Qd3 Bxf3 11. gxf3 Nh5 12. Kh1 Na5 13. Bc2 Bg5 14. f4 Bxf4 15. Qh3 Bxc1 16. Rxc1 Nf4 17. Qg4 Qc8 18. Rg1 Qxg4 19. Rxg4 c5 20. Nd2 cxd4 21. cxd4 Rac8 0-1

[Event "Najdorf Festival op"]
[Site "Buenos Aires"]
[Date "1998.10.25"]
[Round "2"]
[White "Bayala, Arturo"]
[Black "Montes de Oca, Juan Jose"]
[Result "0-1"]
[ECO "C55"]
[BlackElo "2140"]
[PlyCount "74"]
[EventDate "1998.10.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ARG"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. Nc3 Bc5 5. a3 d6 6. h3 Be6 7. Bxe6 fxe6 8. d3 Qd7 9. Na4 Bb6 10. Nxb6 axb6 11. 0-0 h6 12. c3 g5 13. Nh2 0-0-0 14. b4 d5 15. Qe2 dxe4 16. dxe4 Qd3 17. Qa2 Rhe8 18. f3 Qxc3 19. Qb2 Qxb2 20. Bxb2 Rd2 21. Rab1 Red8 22. Rfe1 Rc2 23. Nf1 Nd4 24. Ne3 Rc6 25. Kf2 b5 26. Rbc1 Rxc1 27. Rxc1 b6 28. Rc3 Rf8 29. Ke1 Kb7 30. Rd3 Rd8 31. Kf2 c5 32. Nc2 Rf8 33. Nxd4 exd4 34. Kg3 Nh5+ 35. Kf2 e5 36. Rd1 c4 37. Bxd4 Rd8 0-1

[Event "Najdorf Festival op"]
[Site "Buenos Aires"]
[Date "1998.10.25"]
[Round "3"]
[White "Montes de Oca, Juan Jose"]
[Black "Andres Mendez, Miguel"]
[Result "0-1"]
[ECO "B27"]
[WhiteElo "2140"]
[BlackElo "2370"]
[PlyCount "67"]
[EventDate "1998.10.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ARG"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 g6 3. c3 Bg7 4. Bc4 d6 5. 0-0 Nf6 6. e5 dxe5 7. Nxe5 0-0 8. Qb3 e6 9. d3 Qc7 10. Re1 Nfd7 11. Nxd7 Nxd7 12. Nd2 Ne5 13. Nf1 b6 14. f4 Nxc4 15. Qxc4 Bb7 16. Be3 Qc6 17. Re2 Rfd8 18. Rd1 Rd5 19. Qb3 Rad8 20. Qc2 e5 21. fxe5 Bxe5 22. Ng3 Bg7 23. Bc1 h6 24. Rf2 Qd7 25. Rf3 f5 26. Qe2 Ba6 27. Re3 Bxd3 28. Qe1 f4 29. Re7 Qd6 30. Nf1 Re5 31. Rxe5 Qxe5 32. Qf2 g5 33. Re1 Qd5 34. a3 0-1

[Event "Najdorf Festival op"]
[Site "Buenos Aires"]
[Date "1998.10.24"]
[Round "1"]
[White "Montes de Oca, Juan Jose"]
[Black "Poluljahov, Aleksandr"]
[Result "0-1"]
[ECO "B31"]
[WhiteElo "2145"]
[BlackElo "2530"]
[PlyCount "88"]
[EventDate "1998.10.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ARG"]
[SourceTitle "CBM 067 Extra"]
[Source "ChessBase"]
[SourceDate "1999.01.01"]
[SourceVersion "1"]
[SourceVersionDate "1999.01.01"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. Bb5 g6 4. 0-0 Bg7 5. c3 Nf6 6. Re1 0-0 7. d4 d5 8. e5 Ne4 9. Nbd2 cxd4 10. cxd4 Nxd2 11. Bxd2 Qb6 12. Bxc6 bxc6 13. Bc3 Bg4 14. h3 Bxf3 15. Qxf3 e6 16. Qe3 a5 17. Re2 Rfc8 18. Rc1 c5 19. Rec2 c4 20. g4 f6 21. f4 Rf8 22. Rf1 g5 23. exf6 gxf4 24. Rxf4 Rxf6 25. Rxf6 Bxf6 26. Re2 Re8 27. Kg2 Re7 28. Qf4 Bg7 29. h4 h6 30. a3 Rf7 31. Qe3 Rf6 32. Rf2 Rxf2+ 33. Kxf2 a4 34. Ke2 Kf7 35. Qf4+ Kg8 36. Qe3 Qd6 37. Kf3 Qe7 38. Kg3 Kh7 39. Kh3 Qf6 40. Kg3 Qg6 41. Kf3 h5 42. gxh5 Qxh5+ 43. Kg3 Qg6+ 44. Kh3 Qf5+ 0-1

[Event "Buenos Aires FMDA-chT"]
[Site "Buenos Aires"]
[Date "1998.??.??"]
[Round "1"]
[White "Rodriguez Vila, Andres"]
[Black "Montes de Oca, Juan Jose"]
[Result "1-0"]
[ECO "C37"]
[WhiteElo "2490"]
[BlackElo "2140"]
[PlyCount "43"]
[EventDate "1998.11.??"]
[EventType "team"]
[EventRounds "7"]
[EventCountry "ARG"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. e4 e5 2. f4 exf4 3. Nf3 d6 4. Bc4 g5 5. h4 g4 6. Ng5 Nh6 7. d4 Bg7 8. Bxf4 Nc6 9. c3 Qe7 10. 0-0 Bd7 11. Na3 0-0-0 12. Qd2 Rdf8 13. Rae1 Ng8 14. e5 dxe5 15. dxe5 Nd8 16. Qe3 b6 17. b4 Ne6 18. Qe4 Kb8 19. Ba6 c6 20. Nb5 Nxf4 21. Qxf4 Be6 22. Nd4 1-0

[Event "Buenos Aires FMDA-chT"]
[Site "Buenos Aires"]
[Date "1996.??.??"]
[Round "1"]
[White "Albarran, Gustavo Eduardo"]
[Black "Montes de Oca, Juan Jose"]
[Result "1/2-1/2"]
[ECO "A43"]
[BlackElo "2125"]
[PlyCount "73"]
[EventDate "1996.??.??"]
[EventType "team"]
[EventRounds "8"]
[EventCountry "ARG"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 c5 3. d5 e6 4. Nc3 d6 5. e4 exd5 6. Bb5+ Nbd7 7. exd5 a6 8. Bxd7+ Bxd7 9. h3 Be7 10. 0-0 0-0 11. Bf4 b5 12. a4 b4 13. Nb1 Ne4 14. Nbd2 f5 15. Re1 g5 16. Bh2 Nxd2 17. Nxd2 f4 18. Qf3 Bf5 19. Rac1 Bf6 20. Nc4 Ra7 21. g4 Bc8 22. Re2 Re7 23. Rce1 Rfe8 24. a5 Bb7 25. Kf1 Rxe2 26. Rxe2 Rxe2 27. Kxe2 Qe8+ 28. Kd2 Qf7 29. Nxd6 Qxd5+ 30. Qxd5+ Bxd5 31. b3 h6 32. Kd3 Bg2 33. Bg1 Bd4 34. Nf5 Bf1+ 35. Ke4 Bg2+ 36. Kd3 Bf1+ 37. Ke4 1/2-1/2

[Event "Buenos Aires FMDA-chT"]
[Site "Buenos Aires"]
[Date "1996.??.??"]
[Round "8"]
[White "Alonso, Salvador"]
[Black "Montes de Oca, Juan Jose"]
[Result "1-0"]
[ECO "C85"]
[WhiteElo "2215"]
[BlackElo "2125"]
[PlyCount "91"]
[EventDate "1996.??.??"]
[EventType "team"]
[EventRounds "8"]
[EventCountry "ARG"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. 0-0 Be7 6. Bxc6 dxc6 7. Qe1 Nd7 8. b3 0-0 9. Bb2 f6 10. d3 Qe8 11. Nc3 Nc5 12. Ne2 Bg4 13. Nd2 Ne6 14. f3 Bc5+ 15. Kh1 Bh5 16. Nc4 Qe7 17. c3 Rfd8 18. Rd1 Bf7 19. d4 exd4 20. cxd4 Bb4 21. Qg3 b5 22. Ne3 Bg6 23. d5 cxd5 24. Nxd5 Qf8 25. Nxc7 Nxc7 26. Qxc7 Rdc8 27. Qb7 Rab8 28. Qd5+ Bf7 29. Qd3 a5 30. Nd4 a4 31. Rc1 axb3 32. axb3 Bc5 33. Nxb5 Rd8 34. Qe2 Bxb3 35. e5 fxe5 36. Bxe5 Rbc8 37. Qb2 Bf7 38. Bd4 Bxd4 39. Nxd4 Rxc1 40. Rxc1 Qd6 41. Ne2 h6 42. Ng3 Bg6 43. Re1 Rb8 44. Qc3 Re8 45. Rxe8+ Bxe8 46. Qxg7+ 1-0

[Event "Buenos Aires FMDA-chT"]
[Site "Buenos Aires"]
[Date "1996.??.??"]
[Round "6"]
[White "Arguinariz, Enrique"]
[Black "Montes de Oca, Juan Jose"]
[Result "0-1"]
[ECO "A79"]
[WhiteElo "2245"]
[BlackElo "2125"]
[PlyCount "70"]
[EventDate "1996.??.??"]
[EventType "team"]
[EventRounds "8"]
[EventCountry "ARG"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 c5 3. d5 e6 4. Nc3 exd5 5. cxd5 d6 6. Nf3 g6 7. e4 Bg7 8. Be2 0-0 9. 0-0 Re8 10. Nd2 Na6 11. f3 Nc7 12. a4 b6 13. Nc4 Ba6 14. Bg5 Bxc4 15. Bxc4 a6 16. Rb1 Qd7 17. b4 b5 18. Be2 h6 19. Be3 cxb4 20. Rxb4 Ng4 21. Bd4 Ne3 22. Bxe3 Bxc3 23. Rb1 Bg7 24. axb5 Nxb5 25. Qa4 f5 26. Bf4 Qa7+ 27. Kh1 Nc3 28. Qc2 Nxb1 29. Rxb1 Rac8 30. Qa2 fxe4 31. Bxd6 exf3 32. Bxf3 Qe3 33. h3 Rc1+ 34. Rxc1 Qxc1+ 35. Kh2 Bd4 0-1

[Event "Buenos Aires FMDA-chT"]
[Site "Buenos Aires"]
[Date "1996.??.??"]
[Round "7"]
[White "Garcia, Manuel"]
[Black "Montes de Oca, Juan Jose"]
[Result "0-1"]
[ECO "A45"]
[WhiteElo "2130"]
[BlackElo "2125"]
[PlyCount "116"]
[EventDate "1996.??.??"]
[EventType "team"]
[EventRounds "8"]
[EventCountry "ARG"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. d4 Nf6 2. Bg5 c5 3. d5 Qb6 4. Bxf6 Qxf6 5. Nc3 d6 6. e4 a6 7. a4 g6 8. Qd2 Nd7 9. Nf3 Bg7 10. Be2 0-0 11. 0-0 Ne5 12. Ra3 Bd7 13. Nxe5 Qxe5 14. f4 Qd4+ 15. Qxd4 Bxd4+ 16. Kh1 f5 17. Bf3 fxe4 18. Bxe4 b5 19. axb5 axb5 20. Rxa8 Rxa8 21. Rb1 b4 22. Ne2 Bf6 23. b3 Bg4 24. Bd3 Ra2 25. Nc1 Ra5 26. h3 Bc8 27. Kh2 Bb7 28. Bc4 Bd4 29. g4 Be3 30. Kg3 Kf7 31. h4 Kf6 32. Kf3 Bd2 33. Kg3 Ra3 34. Nd3 Ra2 35. Nf2 Rxc2 36. Ne4+ Kg7 37. Ra1 Bc8 38. Ra8 Be1+ 39. Kf3 Bd7 40. Ra7 Bc8 41. Rc7 Rxc4 42. bxc4 Ba6 43. Nxd6 Bxh4 44. g5 Kf8 45. Ne4 Bxc4 46. Rxc5 Ba2 47. Rc1 Bxd5 48. Kg4 Bxe4 49. Kxh4 b3 50. Rc8+ Kf7 51. Rb8 Bc2 52. Kg4 Ke6 53. Kf3 Kd5 54. Ke3 e6 55. Rb7 Kc6 56. Rb8 Kc5 57. Kd2 Bf5 58. Kc3 Bc2 0-1

[Event "Villa Ballester Siembra op"]
[Site "Villa Ballester"]
[Date "1996.??.??"]
[Round "9"]
[White "Montes de Oca, Juan Jose"]
[Black "Bielicki, Carlos"]
[Result "1/2-1/2"]
[ECO "B52"]
[WhiteElo "2125"]
[BlackElo "2325"]
[PlyCount "71"]
[EventDate "1996.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ARG"]
[SourceTitle "CBM 051 Extra"]
[Source "ChessBase"]
[SourceDate "1996.05.01"]
[SourceVersion "1"]
[SourceVersionDate "1996.05.01"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. Bb5+ Bd7 4. Bxd7+ Qxd7 5. 0-0 Nc6 6. d4 cxd4 7. Nxd4 Nf6 8. Nc3 e6 9. f4 Be7 10. Be3 0-0 11. Kh1 a6 12. Qf3 Nxd4 13. Bxd4 b5 14. Rad1 Qb7 15. e5 Qxf3 16. Rxf3 dxe5 17. fxe5 Nd7 18. Ne4 Rac8 19. Rd2 Rc6 20. h3 h6 21. c3 Bd8 22. Re2 Bc7 23. Nf2 Bb6 24. Rd3 Bc7 25. Rf3 Nc5 26. Nd3 Nxd3 27. Rxd3 Rd8 28. Rf3 Rd7 29. Rf4 Bd8 30. Rfe4 Be7 31. Bf2 Rd1+ 32. Re1 Rxe1+ 33. Bxe1 Kf8 34. Kg1 Bd8 35. Kf1 Bc7 36. Bf2 1/2-1/2

[Event "Buenos Aires FMDA-chT"]
[Site "Buenos Aires"]
[Date "1996.??.??"]
[Round "5"]
[White "Montes de Oca, Juan Jose"]
[Black "Figueirido, Mario"]
[Result "1/2-1/2"]
[ECO "B53"]
[WhiteElo "2125"]
[PlyCount "49"]
[EventDate "1996.??.??"]
[EventType "team"]
[EventRounds "8"]
[EventCountry "ARG"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. Bb5+ Nc6 4. 0-0 Bd7 5. d4 cxd4 6. Bxc6 bxc6 7. Qxd4 e5 8. Qd3 Nf6 9. Nc3 h6 10. b3 Qc7 11. Ba3 Rd8 12. Rfe1 Be7 13. Rad1 Be6 14. Qa6 0-0 15. Nd2 Rd7 16. Na4 Nh5 17. Nf1 f5 18. f3 fxe4 19. fxe4 Bh4 20. g3 Bg5 21. Qe2 g6 22. Ne3 Bh3 23. Nc4 Rf6 24. Kh1 Kh7 25. Nab2 1/2-1/2

[Event "Villa Ballester Siembra op"]
[Site "Villa Ballester"]
[Date "1996.??.??"]
[Round "4"]
[White "Montes de Oca, Juan Jose"]
[Black "Fulgenzi, Ernesto"]
[Result "0-1"]
[ECO "B06"]
[WhiteElo "2125"]
[BlackElo "2325"]
[PlyCount "74"]
[EventDate "1996.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ARG"]
[SourceTitle "CBM 051 Extra"]
[Source "ChessBase"]
[SourceDate "1996.05.01"]
[SourceVersion "1"]
[SourceVersionDate "1996.05.01"]
[SourceQuality "1"]

1. e4 g6 2. d4 Bg7 3. Nc3 d6 4. f4 Nc6 5. Be3 Nh6 6. d5 Ng4 7. Bc1 Nb4 8. h3 Nf6 9. Nf3 0-0 10. Bc4 c6 11. a3 cxd5 12. exd5 Na6 13. Be3 Bd7 14. 0-0 Nc5 15. Nd4 Rc8 16. Ba2 b5 17. f5 Na4 18. Nxa4 bxa4 19. fxg6 hxg6 20. Qe2 Qa5 21. c4 Rb8 22. Kh2 Rb7 23. Rad1 Nh5 24. Rf3 Rfb8 25. Bc1 Be5+ 26. g3 Qc5 27. Qf2 Bf5 28. Kg1 Be4 29. Rc3 Rxb2 30. Bxb2 Rxb2 31. Qxb2 Bxd4+ 32. Rxd4 Qxd4+ 33. Kh2 Nxg3 34. Kxg3 Qe5+ 35. Kg4 f5+ 36. Kg5 f4+ 37. Kh6 Qh5# 0-1

[Event "Villa Ballester Siembra op"]
[Site "Villa Ballester"]
[Date "1996.??.??"]
[Round "2"]
[White "Montes de Oca, Juan Jose"]
[Black "Hoffman, Alejandro"]
[Result "1/2-1/2"]
[ECO "B52"]
[WhiteElo "2125"]
[BlackElo "2410"]
[PlyCount "99"]
[EventDate "1996.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ARG"]
[SourceTitle "CBM 051 Extra"]
[Source "ChessBase"]
[SourceDate "1996.05.01"]
[SourceVersion "1"]
[SourceVersionDate "1996.05.01"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. Bb5+ Bd7 4. Bxd7+ Nxd7 5. 0-0 Ngf6 6. Qe2 e6 7. c3 Be7 8. d4 0-0 9. Nbd2 Qc7 10. a4 Rac8 11. Re1 Rfe8 12. h3 Bf8 13. Nf1 a6 14. Ng3 cxd4 15. cxd4 Qc2 16. Bd2 Nb8 17. Rec1 Qb3 18. Bc3 d5 19. e5 Nfd7 20. Nd2 Qb6 21. f4 Nc6 22. Nf3 g6 23. Qf2 Na5 24. Nd2 Nb8 25. Ne2 Nbc6 26. g4 Nb4 27. Rf1 Rc7 28. Kh1 Nac6 29. f5 a5 30. fxe6 fxe6 31. Nf3 Qa6 32. Ng5 Bh6 33. Nf7 Bg7 34. Nd6 Rf8 35. Qg2 Nc2 36. Rxf8+ Bxf8 37. Rc1 N6b4 38. Ne8 Rc8 39. Nf6+ Kh8 40. Nf4 Be7 41. Qd2 Kg7 42. Kg2 Qc6 43. Rxc2 Nxc2 44. Qxc2 Bxf6 45. exf6+ Kxf6 46. Nd3 Kg7 47. Qe2 b6 48. Qe5+ Kg8 49. Nf4 Re8 50. Kg3 1/2-1/2

[Event "Buenos Aires FMDA-chT"]
[Site "Buenos Aires"]
[Date "1996.??.??"]
[Round "3"]
[White "Montes de Oca, Juan Jose"]
[Black "Moccero, Eduardo"]
[Result "1-0"]
[ECO "B12"]
[WhiteElo "2125"]
[BlackElo "2155"]
[PlyCount "83"]
[EventDate "1996.??.??"]
[EventType "team"]
[EventRounds "8"]
[EventCountry "ARG"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. e5 Bf5 4. Nf3 e6 5. Be2 c5 6. 0-0 Nc6 7. c3 cxd4 8. cxd4 Bg4 9. Be3 Nge7 10. Nbd2 Nf5 11. h3 Bxf3 12. Nxf3 Be7 13. Qb3 Qb6 14. Qxb6 axb6 15. Bb5 Nxe3 16. fxe3 0-0 17. Rfc1 Rfc8 18. a3 g6 19. Kf2 Ra5 20. Bd3 Raa8 21. Rc2 Na7 22. Rac1 Kf8 23. e4 Rxc2+ 24. Rxc2 Rc8 25. exd5 exd5 26. Ke2 Ke8 27. Bb5+ Kd8 28. Rxc8+ Nxc8 29. Ba4 Na7 30. Bb3 Nb5 31. Bxd5 Bxa3 32. Bc4 Nxd4+ 33. Nxd4 Bxb2 34. Kd3 Ke7 35. Ke4 f6 36. e6 Kd6 37. Nb5+ Ke7 38. Kd5 Be5 39. Na7 Kd8 40. Bb5 Bc3 41. Nc8 Bb4 42. Nxb6 1-0

[Event "Buenos Aires FMDA-chT"]
[Site "Buenos Aires"]
[Date "1996.??.??"]
[Round "4"]
[White "Perez Pietronave, Carlos"]
[Black "Montes de Oca, Juan Jose"]
[Result "1/2-1/2"]
[ECO "C55"]
[WhiteElo "2280"]
[BlackElo "2125"]
[PlyCount "73"]
[EventDate "1996.??.??"]
[EventType "team"]
[EventRounds "8"]
[EventCountry "ARG"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Be7 4. d4 d6 5. 0-0 Nf6 6. d5 Nb8 7. Nc3 0-0 8. Ne1 Nbd7 9. f4 exf4 10. Bxf4 Ne5 11. Be2 Nfd7 12. Nf3 Nxf3+ 13. Bxf3 Ne5 14. Bxe5 dxe5 15. Bg4 Bc5+ 16. Kh1 Bd4 17. Bxc8 Qxc8 18. Qd3 Bxc3 19. Qxc3 f6 20. Rad1 Qd7 21. Qb3 Kh8 22. c4 b6 23. h3 Rad8 24. Qc3 c5 25. b4 cxb4 26. Qxb4 Rc8 27. a4 Rc5 28. a5 Rfc8 29. axb6 Rxc4 30. Qb1 axb6 31. Qxb6 Rxe4 32. Rc1 Rec4 33. Rxc4 Rxc4 34. d6 h6 35. Rd1 Rc8 36. Qb4 Rd8 37. Qc4 1/2-1/2

[Event "Villa Ballester Siembra op"]
[Site "Villa Ballester"]
[Date "1996.??.??"]
[Round "8"]
[White "Sola, Ruben"]
[Black "Montes de Oca, Juan Jose"]
[Result "1/2-1/2"]
[ECO "A38"]
[WhiteElo "2270"]
[BlackElo "2125"]
[PlyCount "107"]
[EventDate "1996.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ARG"]
[SourceTitle "CBM 051 Extra"]
[Source "ChessBase"]
[SourceDate "1996.05.01"]
[SourceVersion "1"]
[SourceVersionDate "1996.05.01"]
[SourceQuality "1"]

1. Nf3 Nf6 2. g3 c5 3. Bg2 g6 4. 0-0 Bg7 5. d3 Nc6 6. c4 0-0 7. Nc3 d6 8. Rb1 Rb8 9. a3 a6 10. Bd2 Bd7 11. b4 cxb4 12. axb4 b5 13. cxb5 axb5 14. Ne1 Qc8 15. Nc2 Ne8 16. Re1 Nc7 17. e3 Ne5 18. Qe2 Bg4 19. f3 Bh3 20. Nd4 Bxg2 21. Kxg2 Qb7 22. Ne4 h6 23. Rec1 f5 24. Nc3 g5 25. Kf2 Ng6 26. Nb3 Ne6 27. Na5 Qd7 28. Nd5 f4 29. Kg2 fxg3 30. hxg3 Rf5 31. Nc3 Rbf8 32. Rf1 h5 33. d4 h4 34. g4 Nxd4 35. exd4 Rxf3 36. Qe4 h3+ 37. Kg1 h2+ 38. Kxh2 Rxf1 39. Rxf1 Rxf1 40. Bxg5 Qe8 41. Qe6+ Kh7 42. Be3 Qf8 43. Ne4 Bh6 44. g5 Bg7 45. Nf6+ Rxf6 46. gxf6 Qxf6 47. Qxf6 Bxf6 48. Kg3 e5 49. dxe5 Bxe5+ 50. Kf3 Bc3 51. Nc6 Ne5+ 52. Nxe5 dxe5 53. Ke4 Kg6 54. Bc5 1/2-1/2

[Event "Buenos Aires tt"]
[Site "Buenos Aires"]
[Date "1995.??.??"]
[Round "6"]
[White "German, Pablo"]
[Black "Montes de Oca, Juan Jose"]
[Result "1-0"]
[ECO "C79"]
[WhiteElo "2395"]
[BlackElo "2105"]
[PlyCount "61"]
[EventDate "1995.??.??"]
[EventType "team"]
[EventRounds "7"]
[EventCountry "ARG"]
[SourceTitle "EXT 1998"]
[Source "ChessBase"]
[SourceDate "1997.11.17"]
[SourceVersion "1"]
[SourceVersionDate "1997.11.17"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. d3 d6 6. 0-0 g6 7. c4 Bd7 8. Nc3 Bg7 9. h3 0-0 10. Be3 h6 11. Nd5 Kh7 12. Rc1 Ne8 13. c5 f5 14. cxd6 Nxd6 15. Bc5 Rc8 16. Re1 Ne7 17. Bxd7 Qxd7 18. Nxe7 Qxe7 19. exf5 Rxf5 20. d4 e4 21. Bxd6 Qxd6 22. Rxe4 Qd5 23. Re7 Qxa2 24. b3 Qa3 25. Rcxc7 Rxc7 26. Rxc7 Qd6 27. Rxb7 Kh8 28. Qe2 Rf8 29. Ne5 Bxe5 30. Qxe5+ Qxe5 31. dxe5 1-0

[Event "Buenos Aires tt"]
[Site "Buenos Aires"]
[Date "1995.??.??"]
[Round "2"]
[White "Jungblut, Jose"]
[Black "Montes de Oca, Juan Jose"]
[Result "0-1"]
[ECO "C25"]
[BlackElo "2105"]
[PlyCount "44"]
[EventDate "1995.??.??"]
[EventType "team"]
[EventRounds "7"]
[EventCountry "ARG"]
[SourceTitle "EXT 1998"]
[Source "ChessBase"]
[SourceDate "1997.11.17"]
[SourceVersion "1"]
[SourceVersionDate "1997.11.17"]
[SourceQuality "1"]

1. e4 e5 2. Nc3 Nc6 3. g3 Bc5 4. Bg2 Nge7 5. Na4 Bb6 6. Nxb6 axb6 7. Ne2 d5 8. exd5 Nxd5 9. 0-0 0-0 10. d3 Be6 11. h3 Qd7 12. Kh2 Rad8 13. Bd2 Nde7 14. Nc3 f5 15. Bg5 f4 16. Qh5 Nd4 17. Bxe7 Qxe7 18. Qxe5 f3 19. Bh1 Rf6 20. Qe4 Nxc2 21. Bxf3 Nxa1 22. Bg4 Qe8 0-1

[Event "Buenos Aires tt"]
[Site "Buenos Aires"]
[Date "1995.??.??"]
[Round "4"]
[White "Montes de Oca, Juan Jose"]
[Black "Alonso, Salvador"]
[Result "0-1"]
[ECO "B57"]
[WhiteElo "2105"]
[BlackElo "2270"]
[PlyCount "94"]
[EventDate "1995.??.??"]
[EventType "team"]
[EventRounds "7"]
[EventCountry "ARG"]
[SourceTitle "EXT 1998"]
[Source "ChessBase"]
[SourceDate "1997.11.17"]
[SourceVersion "1"]
[SourceVersionDate "1997.11.17"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Nc6 6. Bc4 Qb6 7. Nb3 e6 8. Qe2 Bd7 9. Be3 Qc7 10. f4 a6 11. a4 Na5 12. Nxa5 Qxa5 13. Bd2 Bc6 14. Nd5 Qd8 15. Bc3 Be7 16. Nxe7 Qxe7 17. e5 dxe5 18. Bxe5 Nd7 19. 0-0 Nxe5 20. Qxe5 0-0 21. f5 Qg5 22. g3 exf5 23. Rxf5 Qd2 24. Rf2 Qb4 25. Qc3 Qxc3 26. bxc3 Rae8 27. Raf1 Re7 28. Bb3 g6 29. Rf6 Kg7 30. g4 Be4 31. g5 Bf5 32. Kf2 h6 33. h4 hxg5 34. hxg5 Rh8 35. Re1 Rc7 36. Rg1 Rh5 37. Rb6 Rh2+ 38. Rg2 Rxg2+ 39. Kxg2 Rxc3 40. Rf6 Rc7 41. c3 Be4+ 42. Kf2 Re7 43. Kg3 Bc6 44. Kf4 Re4+ 45. Kg3 Be8 46. Kf3 Re5 47. Kf4 Rc5 0-1

[Event "Buenos Aires tt"]
[Site "Buenos Aires"]
[Date "1995.??.??"]
[Round "3"]
[White "Montes de Oca, Juan Jose"]
[Black "Capaccioli, Jorge"]
[Result "1/2-1/2"]
[ECO "B09"]
[WhiteElo "2105"]
[BlackElo "2205"]
[PlyCount "111"]
[EventDate "1995.??.??"]
[EventType "team"]
[EventRounds "7"]
[EventCountry "ARG"]
[SourceTitle "EXT 1998"]
[Source "ChessBase"]
[SourceDate "1997.11.17"]
[SourceVersion "1"]
[SourceVersionDate "1997.11.17"]
[SourceQuality "1"]

1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. f4 Bg7 5. Nf3 0-0 6. Bd3 Nc6 7. e5 dxe5 8. dxe5 Nd5 9. Nxd5 Qxd5 10. Qe2 Bf5 11. Bxf5 gxf5 12. Be3 Rad8 13. 0-0 f6 14. Rfd1 Qe4 15. exf6 Bxf6 16. c3 Rd6 17. Rxd6 cxd6 18. Re1 a6 19. Qd1 Qc4 20. a3 Rf7 21. Nd4 Nxd4 22. Bxd4 Kf8 23. Bxf6 Rxf6 24. Qd2 Re6 25. Rxe6 Qxe6 26. h3 Qe4 27. Kf2 Kf7 28. Kg1 Ke6 29. Kh2 Kd7 30. b3 Kc6 31. a4 a5 32. Kg3 b6 33. Kf2 Kc7 34. Kg3 e5 35. fxe5 dxe5 36. Kf2 f4 37. b4 h5 38. Kf1 f3 39. gxf3 Qxf3+ 40. Ke1 Qxh3 41. Kd1 axb4 42. cxb4 Qb3+ 43. Ke2 Qxa4 44. Qc3+ Kb7 45. Qxe5 Qc2+ 46. Ke1 Qc1+ 47. Ke2 Qc4+ 48. Kd1 Qg4+ 49. Kc2 Qxb4 50. Qxh5 Ka6 51. Qf3 Kb5 52. Qd5+ Qc5+ 53. Qxc5+ Kxc5 54. Kc3 Kb5 55. Kb3 Ka5 56. Ka3 1/2-1/2

[Event "Villa Ballester op"]
[Site "Villa Ballester"]
[Date "1994.??.??"]
[Round "7"]
[White "Anelli, Antonio"]
[Black "Montes de Oca, Juan Jose"]
[Result "1-0"]
[ECO "E94"]
[WhiteElo "2315"]
[PlyCount "51"]
[EventDate "1994.??.??"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "ARG"]
[SourceTitle "EXT 1997"]
[Source "ChessBase"]
[SourceDate "1996.11.15"]
[SourceVersion "1"]
[SourceVersionDate "1996.11.15"]
[SourceQuality "1"]

1. c4 Nf6 2. Nc3 g6 3. e4 e5 4. Nge2 Nc6 5. d4 exd4 6. Nxd4 d6 7. Be2 Bg7 8. Be3 0-0 9. 0-0 Re8 10. f3 Bd7 11. Qd2 Nxd4 12. Bxd4 h6 13. Rfd1 Bc6 14. Kf1 Qe7 15. Rac1 a5 16. b3 Nd7 17. Bxg7 Kxg7 18. a3 Nc5 19. Nd5 Bxd5 20. cxd5 Qe5 21. Qc3 Ra7 22. Qxe5+ Rxe5 23. b4 axb4 24. axb4 Na6 25. Ra1 c6 26. dxc6 1-0

[Event "Acasusso Valle op"]
[Site "Acasusso"]
[Date "1994.??.??"]
[Round "2"]
[White "Benko, Francisco"]
[Black "Montes de Oca, Juan Jose"]
[Result "1/2-1/2"]
[ECO "A46"]
[WhiteElo "2190"]
[PlyCount "102"]
[EventDate "1994.??.??"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "ARG"]
[SourceTitle "EXT 2000"]
[Source "ChessBase"]
[SourceDate "1999.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1999.11.16"]
[SourceQuality "1"]

1. d4 Nf6 2. Bg5 d6 3. Nc3 Nbd7 4. Nf3 c6 5. e3 h6 6. Bxf6 Nxf6 7. Bd3 Qc7 8. h3 e5 9. 0-0 b5 10. a3 a6 11. Nh4 Be7 12. Nf5 Bxf5 13. Bxf5 g6 14. Bd3 c5 15. Qf3 0-0 16. Ne4 Nxe4 17. Bxe4 Rab8 18. dxe5 dxe5 19. Rad1 Rbd8 20. Bd5 Kg7 21. e4 c4 22. c3 Bc5 23. Kh1 Rd6 24. Qe2 Rf6 25. g3 Rb8 26. Kg2 Rc8 27. Qd2 a5 28. f4 Bd6 29. f5 Rf8 30. Qe2 a4 31. g4 Be7 32. Rf3 g5 33. Rdf1 Qb6 34. Qe1 Rd6 35. Qg3 Bf6 36. Rd1 Rfd8 37. Rf2 R8d7 38. Rfd2 Kf8 39. Kf3 Ke7 40. Qe1 Kf8 41. Qe3 Ke7 42. Qe1 Qc5 43. Qe2 Qb6 44. Qe3 Qxe3+ 45. Kxe3 Ra6 46. Rh1 Rad6 47. Ke2 Rb6 48. Kd1 Rbd6 49. Kc2 Rb6 50. Rhd1 Ra6 51. Kc1 Bg7 1/2-1/2

[Event "Acasusso Valle op"]
[Site "Acasusso"]
[Date "1994.??.??"]
[Round "6"]
[White "German, Gustavo"]
[Black "Montes de Oca, Juan Jose"]
[Result "1-0"]
[ECO "C90"]
[WhiteElo "2280"]
[PlyCount "105"]
[EventDate "1994.??.??"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "ARG"]
[SourceTitle "EXT 2000"]
[Source "ChessBase"]
[SourceDate "1999.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1999.11.16"]
[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. d3 Na5 10. Bc2 c5 11. Nbd2 Re8 12. Nf1 Bf8 13. Ng3 g6 14. Bg5 h6 15. Bd2 Qc7 16. h3 Nb7 17. Nh2 Nd8 18. Qf3 Qe7 19. d4 cxd4 20. cxd4 Ne6 21. Ne2 Bb7 22. d5 Ng5 23. Qe3 Rec8 24. Bd3 Nd7 25. b4 Bg7 26. Ng4 Nf6 27. Nxf6+ Qxf6 28. a4 bxa4 29. Rxa4 Qd8 30. Rea1 f5 31. f3 f4 32. Qf2 Qd7 33. Nc3 Bf6 34. Bxa6 Bd8 35. Bb5 Qc7 36. Kf1 Rab8 37. Bd3 Nf7 38. Nb5 Qb6 39. Be1 g5 40. Ke2 Kf8 41. Kd2 Ra8 42. Ke2 Rxa4 43. Rxa4 Ra8 44. Qxb6 Bxb6 45. Rxa8+ Bxa8 46. Na3 Bb7 47. Nc4 Bc7 48. b5 Ke7 49. b6 Bb8 50. Na5 Nd8 51. Bb5 h5 52. Kd3 g4 53. Bh4+ 1-0

[Event "Acasusso Valle op"]
[Site "Acasusso"]
[Date "1994.??.??"]
[Round "7"]
[White "Montes de Oca, Juan Jose"]
[Black "Bruno, Eduardo"]
[Result "0-1"]
[ECO "B30"]
[BlackElo "2310"]
[PlyCount "52"]
[EventDate "1994.??.??"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "ARG"]
[SourceTitle "EXT 2000"]
[Source "ChessBase"]
[SourceDate "1999.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1999.11.16"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. Bb5 e5 4. 0-0 Nge7 5. c3 Qb6 6. Ba4 g6 7. Na3 Bg7 8. Nc4 Qc7 9. d3 a6 10. Bb3 0-0 11. a4 d6 12. h3 Kh8 13. Ne3 f5 14. Ng5 Nd8 15. g4 h6 16. Nf3 Ne6 17. gxf5 Nf4 18. Kh2 gxf5 19. exf5 Nxf5 20. Nxf5 Bxf5 21. Bxf4 exf4 22. Nh4 f3 23. Nxf3 d5+ 24. Kg2 c4 25. Bc2 Qf4 26. Qd2 Bxh3+ 0-1

[Event "Acasusso Valle op"]
[Site "Acasusso"]
[Date "1994.??.??"]
[Round "5"]
[White "Montes de Oca, Juan Jose"]
[Black "Campos, Jose Felix"]
[Result "1/2-1/2"]
[ECO "C45"]
[BlackElo "2255"]
[PlyCount "59"]
[EventDate "1994.??.??"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "ARG"]
[SourceTitle "EXT 2000"]
[Source "ChessBase"]
[SourceDate "1999.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1999.11.16"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Bc5 5. Be3 Qf6 6. c3 Nge7 7. g3 d5 8. Bg2 Nxd4 9. cxd4 Bb4+ 10. Nc3 dxe4 11. Bxe4 0-0 12. 0-0 c6 13. a3 Bxc3 14. bxc3 Be6 15. Qh5 h6 16. Rab1 b6 17. Bf4 Rad8 18. h4 Nd5 19. Bg5 Bg4 20. Bxf6 Bxh5 21. Bxd8 Rxd8 22. Rbc1 Be2 23. Rfe1 Bc4 24. f4 g6 25. Kf2 Kg7 26. Bxd5 Rxd5 27. Re5 Rd7 28. Rce1 Kf6 29. g4 Be6 30. g5+ 1/2-1/2

[Event "Acasusso Valle op"]
[Site "Acasusso"]
[Date "1994.??.??"]
[Round "3"]
[White "Montes de Oca, Juan Jose"]
[Black "Lida Garcia, Fernando"]
[Result "1/2-1/2"]
[ECO "B00"]
[BlackElo "2170"]
[PlyCount "76"]
[EventDate "1994.??.??"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "ARG"]
[SourceTitle "EXT 2000"]
[Source "ChessBase"]
[SourceDate "1999.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1999.11.16"]
[SourceQuality "1"]

1. e4 e6 2. d4 b6 3. Bd3 Bb7 4. Nf3 c5 5. c3 Nf6 6. Qe2 Be7 7. Nbd2 d6 8. 0-0 Nc6 9. Re1 Qc7 10. a3 e5 11. d5 Nb8 12. Nf1 0-0 13. h3 a6 14. g4 b5 15. Ng3 g6 16. Bh6 Rd8 17. Kh2 c4 18. Bc2 Nbd7 19. Rg1 Bf8 20. Qd2 Nc5 21. Rae1 Kh8 22. Bg5 Bg7 23. Nh4 Re8 24. Bh6 Bxh6 25. Qxh6 Ng8 26. Qe3 Qe7 27. Nf3 Bc8 28. Rg2 Bd7 29. Rh1 Rf8 30. Kg1 Rae8 31. Qg5 Qxg5 32. Nxg5 Ne7 33. Kf1 f6 34. Nf3 f5 35. gxf5 gxf5 36. exf5 Nxf5 37. Ne4 Nxe4 38. Bxe4 Rf6 1/2-1/2

