[Event "ARG-ch 86th"]
[Site "La Plata"]
[Date "2012.07.12"]
[Round "11"]
[White "Jorge, Hector"]
[Black "Roa, Carlos"]
[Result "1/2-1/2"]
[ECO "C55"]
[WhiteElo "1217"]
[PlyCount "51"]
[EventDate "2012.07.04"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "ARG"]
[SourceTitle "CBM 149 Extra"]
[Source "ChessBase"]
[SourceDate "2012.08.24"]
[SourceVersion "1"]
[SourceVersionDate "2012.08.24"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Be7 4. d3 d6 5. h3 Nf6 6. Nc3 0-0 7. Bg5 Na5 8. Bb3 Nxb3 9. axb3 c5 10. Bxf6 Bxf6 11. Nd5 Be6 12. Nxf6+ Qxf6 13. Qd2 b6 14. Qg5 Qxg5 15. Nxg5 Bd7 16. g4 a5 17. Nf3 b5 18. Nd2 Bc6 19. Ke2 Rfb8 20. Ra3 a4 21. Rha1 h5 22. f3 hxg4 23. hxg4 Kf8 24. c4 bxc4 25. bxc4 Rxb2 26. Rxa4 1/2-1/2

[Event "ARG-ch 86th"]
[Site "La Plata"]
[Date "2012.07.11"]
[Round "10"]
[White "Roa, Carlos"]
[Black "Martyniuk, Carolina Milka"]
[Result "0-1"]
[ECO "B15"]
[BlackElo "1955"]
[PlyCount "54"]
[EventDate "2012.07.04"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "ARG"]
[SourceTitle "CBM 149 Extra"]
[Source "ChessBase"]
[SourceDate "2012.08.24"]
[SourceVersion "1"]
[SourceVersionDate "2012.08.24"]
[SourceQuality "1"]

1. e4 g6 2. d4 c6 3. Nc3 d5 4. e5 h5 5. Bf4 Nh6 6. Qd2 Bf5 7. 0-0-0 b5 8. f3 Ng8 9. g3 Nd7 10. Kb1 Nb6 11. Bd3 e6 12. Bxf5 gxf5 13. Nh3 b4 14. Ne2 Nc4 15. Qd3 Qb6 16. Ng5 a5 17. Bc1 a4 18. h3 Be7 19. h4 a3 20. b3 Nb2 21. Bxb2 axb2 22. Kxb2 Ra7 23. c4 bxc3+ 24. Nxc3 Nh6 25. Ka1 Qxb3 26. Rh2 Bb4 27. Rdd2 Bxc3+ 0-1

[Event "ARG-ch 86th"]
[Site "La Plata"]
[Date "2012.07.10"]
[Round "9"]
[White "Bianchi, Augusto"]
[Black "Roa, Carlos"]
[Result "1/2-1/2"]
[ECO "B28"]
[WhiteElo "1899"]
[PlyCount "152"]
[EventDate "2012.07.04"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "ARG"]
[SourceTitle "CBM 149 Extra"]
[Source "ChessBase"]
[SourceDate "2012.08.24"]
[SourceVersion "1"]
[SourceVersionDate "2012.08.24"]
[SourceQuality "1"]

1. e4 c5 2. c3 d6 3. Nf3 a6 4. d4 e6 5. dxc5 dxc5 6. Qxd8+ Kxd8 7. Ne5 Ke8 8. Nc4 Nd7 9. a4 b6 10. Bf4 Bb7 11. f3 f6 12. Bc7 b5 13. axb5 axb5 14. Nd6+ Bxd6 15. Rxa8+ Bxa8 16. Bxd6 Bc6 17. Na3 c4 18. Kd2 Ne7 19. b3 cxb3 20. Nxb5 Nb6 21. Nd4 Ba4 22. Bc5 Nec8 23. Nxe6 Kf7 24. Nd4 Rd8 25. Bd3 Nd7 26. Bc4+ Kg6 27. Ne6 Re8 28. Nf4+ Kh6 29. Be3 Ne5 30. Nd3+ Kg6 31. Nxe5+ fxe5 32. Rb1 Nd6 33. Bxb3 Bxb3 34. Rxb3 Nc4+ 35. Kd3 Nxe3 36. Kxe3 Rc8 37. Kd3 Rd8+ 38. Kc2 Rc8 39. Rb5 Kf6 40. Kb3 Rd8 41. Rd5 Rb8+ 42. Kc2 Rc8 43. Kd3 Ra8 44. c4 Ra3+ 45. Kd2 Ra2+ 46. Kc1 Rxg2 47. c5 Ra2 48. Kb1 Ra3 49. Kc2 Rxf3 50. c6 Ke7 51. Rd7+ Ke8 52. Rxg7 Kd8 53. Rxh7 Re3 54. c7+ Kc8 55. h4 Rxe4 56. Kd3 Rf4 57. h5 Rh4 58. Ke3 Kb7 59. Kf3 e4+ 60. Kg3 Rh1 61. Kg2 Rh4 62. Kg3 Rh1 63. Kg4 e3 64. Re7 Rg1+ 65. Kf3 Rf1+ 66. Ke2 Rh1 67. Rh7 Rh3 68. h6 Kc8 69. Kf1 Rh5 70. Kg2 Rh4 71. Kg3 Rh5 72. Kf3 Rh3+ 73. Ke2 Kb7 74. Ke1 Rh2 75. Kf1 e2+ 76. Ke1 Kc8 1/2-1/2

[Event "ARG-ch 86th"]
[Site "La Plata"]
[Date "2012.07.09"]
[Round "7"]
[White "Maldonado, Marcos"]
[Black "Roa, Carlos"]
[Result "1-0"]
[ECO "B24"]
[WhiteElo "2106"]
[PlyCount "121"]
[EventDate "2012.07.04"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "ARG"]
[SourceTitle "CBM 149 Extra"]
[Source "ChessBase"]
[SourceDate "2012.08.24"]
[SourceVersion "1"]
[SourceVersionDate "2012.08.24"]
[SourceQuality "1"]

1. e4 c5 2. Nc3 d6 3. g3 Nc6 4. d3 Nf6 5. Bg2 e5 6. h3 Be7 7. Be3 0-0 8. Qd2 a6 9. Nge2 Bd7 10. f4 Nd4 11. 0-0 Bc6 12. Rf2 Nxe2+ 13. Nxe2 exf4 14. Nxf4 d5 15. exd5 Nxd5 16. Nxd5 Bxd5 17. Rf5 Bxg2 18. Qxg2 Qc7 19. d4 cxd4 20. Bxd4 Rad8 21. c3 g6 22. Rf3 Bc5 23. Bxc5 Qxc5+ 24. Qf2 Qxf2+ 25. Rxf2 Rd3 26. Kg2 Rfd8 27. Re1 R8d7 28. h4 Kf8 29. Re4 Rd2 30. Rb4 f5 31. Rxd2 Rxd2+ 32. Kf3 Rd7 33. Rb6 Kf7 34. Kf4 Re7 35. Kg5 Re4 36. Rxb7+ Ke6 37. Rb4 Kd5 38. h5 Re3 39. Kf4 Re2 40. hxg6 hxg6 41. Rb6 a5 42. Kf3 Rh2 43. a4 Kc4 44. Rb5 Rd2 45. Kf4 Rg2 46. Kf3 Rd2 47. Ke3 Rg2 48. Kf4 Kd3 49. Rb6 Kc4 50. Rb8 Re2 51. Kg5 Rg2 52. Kf4 Rf2+ 53. Ke3 Rg2 54. Kf3 Rh2 55. Rb6 Rd2 56. Rxg6 Rxb2 57. Ra6 Rb3 58. Rxa5 Rxc3+ 59. Kf4 Kb4 60. Rxf5 Kxa4 61. g4 1-0

[Event "ARG-ch 86th"]
[Site "La Plata"]
[Date "2012.07.09"]
[Round "8"]
[White "Roa, Carlos"]
[Black "Enciso, Franco"]
[Result "1-0"]
[ECO "B78"]
[BlackElo "1523"]
[PlyCount "45"]
[EventDate "2012.07.04"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "ARG"]
[SourceTitle "CBM 149 Extra"]
[Source "ChessBase"]
[SourceDate "2012.08.24"]
[SourceVersion "1"]
[SourceVersionDate "2012.08.24"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Bc4 Bg7 7. f3 Nc6 8. Be3 Bd7 9. Qd2 Rc8 10. Bb3 Ne5 11. 0-0-0 0-0 12. Bh6 Nc4 13. Bxc4 Rxc4 14. Bxg7 Kxg7 15. g4 b5 16. Ndxb5 Qa5 17. Na3 Rfc8 18. Nxc4 Rxc4 19. a3 Be6 20. h4 h5 21. g5 Nd7 22. Nd5 Bxd5 23. Qxa5 1-0

[Event "ARG-ch 86th"]
[Site "La Plata"]
[Date "2012.07.08"]
[Round "6"]
[White "Roa, Carlos"]
[Black "Garcia Ciuffani, Mirco"]
[Result "1-0"]
[ECO "C41"]
[BlackElo "1764"]
[PlyCount "95"]
[EventDate "2012.07.04"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "ARG"]
[SourceTitle "CBM 149 Extra"]
[Source "ChessBase"]
[SourceDate "2012.08.24"]
[SourceVersion "1"]
[SourceVersionDate "2012.08.24"]
[SourceQuality "1"]

1. e4 d6 2. d4 e5 3. Nf3 Nf6 4. Nc3 Nbd7 5. Bc4 Be7 6. Ng5 0-0 7. Bxf7+ Rxf7 8. Ne6 Qe8 9. Nxc7 Qd8 10. Nxa8 a6 11. a4 b6 12. d5 Nc5 13. f3 Bd7 14. Nxb6 Qxb6 15. Qe2 Qb4 16. 0-0 Nxa4 17. Nxa4 Bxa4 18. b3 Bb5 19. c4 Bd7 20. Qd3 Bc8 21. Bd2 Qb7 22. b4 Nh5 23. Rfc1 Nf4 24. Qe3 Bg5 25. Kh1 Nh3 26. Qc3 Bxd2 27. Qxd2 Nf4 28. c5 Rf6 29. cxd6 Rxd6 30. Qc3 Bd7 31. Qxe5 Rf6 32. Rc7 Nd3 33. Rxb7 Nxe5 34. Rc1 Bb5 35. Kg1 h6 36. Rcc7 g5 37. Rb8+ Rf8 38. Rxf8+ Kxf8 39. Kf2 Nd7 40. Ke3 Ke7 41. g3 Kd6 42. Rc8 Ne5 43. Rh8 Nf7 44. Rh7 Be8 45. Kd4 Kc7 46. Kc5 Kd8 47. f4 g4 48. e5 1-0

[Event "ARG-ch 86th"]
[Site "La Plata"]
[Date "2012.07.07"]
[Round "4"]
[White "Roa, Carlos"]
[Black "Giampa, Alejandro"]
[Result "0-1"]
[ECO "B35"]
[BlackElo "2226"]
[PlyCount "78"]
[EventDate "2012.07.04"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "ARG"]
[SourceTitle "CBM 149 Extra"]
[Source "ChessBase"]
[SourceDate "2012.08.24"]
[SourceVersion "1"]
[SourceVersionDate "2012.08.24"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 g6 3. d4 cxd4 4. Nxd4 Bg7 5. Nc3 Nc6 6. Be3 Nf6 7. Bc4 Qa5 8. Nb3 Qb4 9. Nd2 Qxb2 10. Nb5 Ng4 11. Rb1 Nxe3 12. fxe3 Qe5 13. 0-0 0-0 14. c3 a6 15. Nd4 e6 16. Nxc6 dxc6 17. Rc1 b5 18. Bd3 Bb7 19. Qe2 c5 20. Nf3 Qc7 21. c4 b4 22. Qf2 Qe7 23. Qg3 Rad8 24. Bc2 a5 25. h4 h6 26. e5 Qc7 27. e4 Bc6 28. Rcd1 Rxd1 29. Rxd1 Rd8 30. Qf4 Rxd1+ 31. Bxd1 a4 32. Qe3 Be8 33. Qd3 Bxe5 34. Nxe5 Qxe5 35. Qd8 Qd4+ 36. Qxd4 cxd4 37. Kf2 e5 38. Ke2 Kf8 39. Kd2 Ke7 0-1

[Event "ARG-ch 86th"]
[Site "La Plata"]
[Date "2012.07.07"]
[Round "5"]
[White "Tokatlian, Gabriel"]
[Black "Roa, Carlos"]
[Result "1-0"]
[ECO "B23"]
[WhiteElo "1947"]
[PlyCount "47"]
[EventDate "2012.07.04"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "ARG"]
[SourceTitle "CBM 149 Extra"]
[Source "ChessBase"]
[SourceDate "2012.08.24"]
[SourceVersion "1"]
[SourceVersionDate "2012.08.24"]
[SourceQuality "1"]

1. e4 c5 2. Nc3 d6 3. f4 Nc6 4. Nf3 e6 5. Bb5 Bd7 6. 0-0 a6 7. Bxc6 Bxc6 8. f5 e5 9. Qe1 Nf6 10. d3 Be7 11. Qg3 Rg8 12. Qh4 h6 13. Qf2 Qc7 14. a4 b6 15. h3 0-0-0 16. Be3 g5 17. fxg6 Rxg6 18. Nh4 Ng4 19. hxg4 Rxg4 20. Nf5 Rdg8 21. g3 Bh4 22. Nxh4 Rxh4 23. Kg2 Qd7 24. Qf5 1-0

[Event "ARG-ch 86th"]
[Site "La Plata"]
[Date "2012.07.06"]
[Round "3"]
[White "Etchevest, Marcelo"]
[Black "Roa, Carlos"]
[Result "1/2-1/2"]
[ECO "B30"]
[WhiteElo "1726"]
[PlyCount "92"]
[EventDate "2012.07.04"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "ARG"]
[SourceTitle "CBM 149 Extra"]
[Source "ChessBase"]
[SourceDate "2012.08.24"]
[SourceVersion "1"]
[SourceVersionDate "2012.08.24"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. Be2 Nc6 4. c3 e5 5. d4 Be7 6. d5 Nb8 7. 0-0 Nf6 8. Be3 0-0 9. Nbd2 Ng4 10. a4 f5 11. exf5 Bxf5 12. Qb3 Nxe3 13. fxe3 Qb6 14. Qc4 Nd7 15. Bd3 Bxd3 16. Qxd3 Rae8 17. Ne4 Qd8 18. a5 b5 19. axb6 axb6 20. Ra6 b5 21. Nxd6 c4 22. Qd2 Nc5 23. Nxe8 Nxa6 24. d6 Qxe8 25. dxe7 Qxe7 26. Qd5+ Kh8 27. Nxe5 Nc7 28. Rxf8+ Qxf8 29. Qd7 Qb8 30. Nc6 Qe8 31. Qxc7 Qxe3+ 32. Kf1 Qc1+ 33. Kf2 Qxb2+ 34. Ke3 Qxc3+ 35. Ke4 h6 36. Qc8+ Kh7 37. Qf5+ Kh8 38. Qf8+ Kh7 39. Qf5+ Kh8 40. Qxb5 Qe1+ 41. Kd4 Qf2+ 42. Kxc4 Qxg2 43. Qb8+ Kh7 44. Qd6 Qc2+ 45. Kb5 Qf5+ 46. Kb6 Qf6 1/2-1/2

[Event "ARG-ch 86th"]
[Site "La Plata"]
[Date "2012.07.05"]
[Round "2"]
[White "Roa, Carlos"]
[Black "Gomez, Ruben"]
[Result "1-0"]
[ECO "C42"]
[BlackElo "1849"]
[PlyCount "95"]
[EventDate "2012.07.04"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "ARG"]
[SourceTitle "CBM 149 Extra"]
[Source "ChessBase"]
[SourceDate "2012.08.24"]
[SourceVersion "1"]
[SourceVersionDate "2012.08.24"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nf6 3. Nxe5 Nxe4 4. Qe2 Qe7 5. Qxe4 d6 6. d4 Nc6 7. f4 dxe5 8. fxe5 f5 9. Qe3 Qh4+ 10. g3 Qxd4 11. Qxd4 Nxd4 12. Bd3 Be6 13. Nc3 0-0-0 14. 0-0 Bc5 15. Kg2 h5 16. Bg5 Rd7 17. a3 g6 18. h4 Bb6 19. Na4 Bd5+ 20. Kh3 c5 21. Nxb6+ axb6 22. c3 Ne6 23. Bf6 Rhh7 24. Bb5 Bc6 25. Bc4 Bd5 26. Be2 Bb3 27. Bb5 Rd2 28. Be8 Nf8 29. Bg5 Re2 30. Rae1 Rxb2 31. Rb1 Bc4 32. Rxb2 Bxf1+ 33. Kh2 Kc7 34. Rb1 Bd3 35. Rd1 c4 36. Kg2 Rd7 37. Bxd7 Kxd7 38. Be3 Kc6 39. a4 b5 40. axb5+ Kxb5 41. Ra1 Ne6 42. Ra8 Kc6 43. Rg8 Kd5 44. Bf4 b5 45. Kf3 Nc5 46. Rxg6 Ne4 47. Ke3 Nc5 48. Rd6# 1-0

[Event "ARG-ch 86th"]
[Site "La Plata"]
[Date "2012.07.04"]
[Round "1"]
[White "Sanchez, Christian"]
[Black "Roa, Carlos"]
[Result "1-0"]
[ECO "B84"]
[WhiteElo "2032"]
[PlyCount "75"]
[EventDate "2012.07.04"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "ARG"]
[SourceTitle "CBM 149 Extra"]
[Source "ChessBase"]
[SourceDate "2012.08.24"]
[SourceVersion "1"]
[SourceVersionDate "2012.08.24"]
[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. Kh1 b5 11. a3 Bb7 12. Bf3 Nbd7 13. Qe2 Nc5 14. Bg1 Rad8 15. Rae1 d5 16. exd5 Nxd5 17. Nxd5 Bxd5 18. Bxd5 Rxd5 19. b4 Bf6 20. Nxb5 axb5 21. bxc5 Rb8 22. f5 Re5 23. Qd3 Rd5 24. Qh3 Rxf5 25. Rxf5 exf5 26. Qxf5 Qc8 27. Qd3 Qa6 28. Qd7 Qc8 29. Qd5 Qa6 30. Qe4 h6 31. Qe3 Ra8 32. Qd3 Rb8 33. h3 Bb2 34. c3 Qxa3 35. Bd4 Rf8 36. Qg3 g5 37. Qe5 f6 38. Qd5+ 1-0

