[Event "Vicente Lopez Rubinstein op"]
[Site "Vicente Lopez"]
[Date "2009.08.12"]
[Round "8"]
[White "Torella, Rodolfo"]
[Black "Arca, Nahuel"]
[Result "1-0"]
[ECO "B12"]
[WhiteElo "2035"]
[BlackElo "1996"]
[PlyCount "32"]
[EventDate "2009.08.04"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ARG"]
[SourceTitle "EXT 2019"]
[Source "ChessBase"]
[SourceDate "2018.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2018.10.10"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. e5 Bf5 4. Nf3 e6 5. Be2 c5 6. Be3 Nd7 7. 0-0 Ne7 8. c4 Qc7 9. Nc3 a6 10. cxd5 exd5 11. dxc5 Be6 12. Qa4 0-0-0 13. Rac1 Nc6 14. b4 Ndxe5 15. Nxe5 Qxe5 16. Bxa6 Qb8 1-0

[Event "Villa Martelli Rubinstein op"]
[Site "Villa Martelli"]
[Date "2009.08.11"]
[Round "7"]
[White "Arca, Nahuel"]
[Black "Nogues, Alejandro"]
[Result "1/2-1/2"]
[ECO "E34"]
[WhiteElo "1996"]
[BlackElo "2192"]
[PlyCount "86"]
[EventDate "2009.08.04"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "ARG"]
[SourceTitle "CBM 131 Extra"]
[Source "ChessBase"]
[SourceDate "2009.09.03"]
[SourceVersion "2"]
[SourceVersionDate "2009.09.16"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 d5 5. cxd5 Qxd5 6. Nf3 0-0 7. a3 Bxc3+ 8. bxc3 c5 9. c4 Qd6 10. Bb2 Nbd7 11. e3 b6 12. Bd3 Bb7 13. Ne5 Rac8 14. Nxd7 Qxd7 15. dxc5 Rxc5 16. Rd1 Qc6 17. f3 e5 18. Bc3 Rc8 19. e4 Qe6 20. Bb4 R5c6 21. Qe2 a5 22. Bd2 Nd7 23. Be3 Nc5 24. Bxc5 Rxc5 25. 0-0 Ba6 26. Rb1 Rd8 27. Rfd1 g6 28. Rb2 Rd4 29. Rdb1 Rc6 30. Qe3 Kg7 31. Bf1 Qd6 32. h3 Bc8 33. Rb5 Be6 34. R5b2 Qc7 35. Kh1 h5 36. g4 Bxc4 37. gxh5 Bxf1 38. Rxf1 Qe7 39. f4 Qh4 40. Rbf2 Rf6 41. fxe5 Rxf2 42. Qxf2 Qxe4+ 43. Kg1 Rd5 1/2-1/2

[Event "Villa Martelli Rubinstein op"]
[Site "Villa Martelli"]
[Date "2009.08.10"]
[Round "6"]
[White "Bruno, Gerardo"]
[Black "Arca, Nahuel"]
[Result "1/2-1/2"]
[ECO "D02"]
[WhiteElo "1731"]
[BlackElo "1996"]
[PlyCount "49"]
[EventDate "2009.08.04"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "ARG"]
[SourceTitle "CBM 131 Extra"]
[Source "ChessBase"]
[SourceDate "2009.09.03"]
[SourceVersion "2"]
[SourceVersionDate "2009.09.16"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 e6 3. Bf4 d5 4. e3 Be7 5. Bd3 Nbd7 6. Nbd2 c5 7. c3 Qb6 8. Qc2 Bd6 9. Ne5 Qc7 10. Ndf3 c4 11. Be2 Ne4 12. Nxd7 Bxf4 13. Nde5 Bxe5 14. Nxe5 Nd6 15. 0-0 f6 16. Nf3 0-0 17. Nd2 b5 18. a3 a5 19. f4 Bd7 20. e4 dxe4 21. Nxe4 Bc6 22. Nc5 Rae8 23. Bf3 Nb7 24. Nxb7 Qxb7 25. Bxc6 1/2-1/2

[Event "Villa Martelli Rubinstein op"]
[Site "Villa Martelli"]
[Date "2009.08.08"]
[Round "5"]
[White "Arca, Nahuel"]
[Black "Gauche, Eduardo"]
[Result "1/2-1/2"]
[ECO "A90"]
[WhiteElo "1996"]
[PlyCount "101"]
[EventDate "2009.08.04"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "ARG"]
[SourceTitle "CBM 131 Extra"]
[Source "ChessBase"]
[SourceDate "2009.09.03"]
[SourceVersion "2"]
[SourceVersionDate "2009.09.16"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nc3 f5 4. g3 Nf6 5. Bg2 c6 6. Nh3 Bd6 7. c5 Bc7 8. Bf4 0-0 9. Qc1 Nbd7 10. Bxc7 Qxc7 11. f4 Ne4 12. Nxe4 fxe4 13. 0-0 Nf6 14. Nf2 h5 15. e3 Qf7 16. h3 Qg6 17. Kh2 Qh6 18. h4 Bd7 19. Rg1 g6 20. Bf1 b5 21. a3 Rfb8 22. b3 a5 23. Be2 b4 24. a4 Kf7 25. Kg2 Ke7 26. Kf1 Bc8 27. Ke1 Ba6 28. Qd1 Bxe2 29. Qxe2 Rg8 30. Kd2 Kf7 31. Nh3 Ng4 32. Rh1 Qf8 33. Nf2 Nxf2 34. Qxf2 Qc8 35. Kc2 Qa6 36. Rad1 Rg7 37. Rd2 Rh8 38. g4 hxg4 39. Qg3 Qc8 40. Rg2 Qd8 41. Qxg4 Qf6 42. Rgh2 Rgh7 43. Kd2 Rh5 44. Ke1 R5h6 45. Qg3 Qd8 46. Qf2 Qf6 47. Kf1 Ke8 48. Kg2 Qd8 49. Kg3 Kd7 50. Qe2 Qa8 51. Rh3 1/2-1/2

[Event "Villa Martelli Rubinstein op"]
[Site "Villa Martelli"]
[Date "2009.08.07"]
[Round "4"]
[White "Perez, Maximiliano"]
[Black "Arca, Nahuel"]
[Result "1/2-1/2"]
[ECO "D11"]
[WhiteElo "2120"]
[BlackElo "1996"]
[PlyCount "118"]
[EventDate "2009.08.04"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "ARG"]
[SourceTitle "CBM 131 Extra"]
[Source "ChessBase"]
[SourceDate "2009.09.03"]
[SourceVersion "2"]
[SourceVersionDate "2009.09.16"]
[SourceQuality "1"]

1. g3 d5 2. Bg2 c6 3. c4 Nf6 4. d4 Bf5 5. Nc3 e6 6. Nf3 Bd6 7. 0-0 0-0 8. Nh4 Bg6 9. Nxg6 hxg6 10. e4 dxe4 11. Nxe4 Nxe4 12. Bxe4 Nd7 13. Rb1 Nf6 14. Bg2 Rc8 15. Qa4 Bb8 16. Rd1 Qe8 17. b4 b5 18. Qc2 bxc4 19. Qxc4 Nd5 20. Bd2 Qd7 21. Qb3 Rfd8 22. a4 Rc7 23. Bg5 Rdc8 24. a5 Rb7 25. Qc4 Bd6 26. Bd2 Rcb8 27. Rdc1 Bxb4 28. Bxb4 Nxb4 29. Bxc6 Nxc6 30. Rxb7 Rxb7 31. Qxc6 Qxc6 32. Rxc6 Rb4 33. Rc8+ Kh7 34. Rc7 a6 35. Rc6 Rxd4 36. Rxa6 Ra4 37. h4 e5 38. Ra8 f6 39. a6 g5 40. h5 g6 41. hxg6+ Kxg6 42. a7 Kg7 43. Kf1 Ra2 44. Ke1 g4 45. Kd1 f5 46. Kc1 f4 47. Kb1 Ra6 48. Kc2 fxg3 49. fxg3 e4 50. Kc3 e3 51. Kd3 Ra3+ 52. Ke2 Kh7 53. Rf8 Rxa7 54. Rf4 Re7 55. Rxg4 Kh6 56. Rg8 Kh5 57. g4+ Kh6 58. Rd8 Kg5 59. Rd4 Re5 1/2-1/2

[Event "Villa Martelli Rubinstein op"]
[Site "Villa Martelli"]
[Date "2009.08.05"]
[Round "2"]
[White "Arca, Nahuel"]
[Black "Marey, Mauro"]
[Result "1-0"]
[ECO "A58"]
[WhiteElo "1996"]
[BlackElo "2099"]
[PlyCount "72"]
[EventDate "2009.08.04"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "ARG"]
[SourceTitle "CBM 131 Extra"]
[Source "ChessBase"]
[SourceDate "2009.09.03"]
[SourceVersion "2"]
[SourceVersionDate "2009.09.16"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 c5 3. d5 b5 4. cxb5 a6 5. bxa6 Bxa6 6. g3 d6 7. Bg2 g6 8. b3 Bg7 9. Bb2 0-0 10. Nh3 Nbd7 11. Na3 Qa5+ 12. Kf1 Rfb8 13. Nc2 Nb6 14. Ne3 Ra7 15. Qc2 c4 16. bxc4 Nxc4 17. Nxc4 Bxc4 18. Qxc4 Rxb2 19. Qc8+ Bf8 20. Qc1 Qb5 21. Bf3 Nxd5 22. Kg2 Raxa2 23. Rxa2 Rxa2 24. Qg5 Nc3 25. Qxb5 Nxb5 26. e3 Nc3 27. Rc1 Bg7 28. Nf4 e6 29. Kf1 Bf6 30. Ne2 Nb5 31. Rc8+ Kg7 32. Rb8 Na7 33. Nd4 Bxd4 34. exd4 d5 35. Rb6 Ra4 36. Bg4 Kf6 1-0

[Event "Villa Martelli Rubinstein op"]
[Site "Villa Martelli"]
[Date "2009.08.04"]
[Round "1"]
[White "Ricchio, Mario Alberto"]
[Black "Arca, Nahuel"]
[Result "0-1"]
[ECO "A31"]
[WhiteElo "1889"]
[BlackElo "1996"]
[PlyCount "132"]
[EventDate "2009.08.04"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "ARG"]
[SourceTitle "CBM 131 Extra"]
[Source "ChessBase"]
[SourceDate "2009.09.03"]
[SourceVersion "2"]
[SourceVersionDate "2009.09.16"]
[SourceQuality "1"]

1. c4 c5 2. Nf3 Nf6 3. d4 cxd4 4. Nxd4 b6 5. Bg5 Bb7 6. Nc3 Nc6 7. e4 e6 8. Nxc6 dxc6 9. Bd3 Be7 10. Be3 Qc7 11. Qe2 Nd7 12. 0-0 Nc5 13. Bc2 0-0-0 14. a3 Bd6 15. h3 Bh2+ 16. Kh1 Be5 17. f4 Bxc3 18. bxc3 f6 19. e5 f5 20. Bxc5 bxc5 21. Rfd1 Rxd1+ 22. Rxd1 Rd8 23. Kg1 Rxd1+ 24. Qxd1 Qd8 25. Kh2 Qxd1 26. Bxd1 Ba6 27. Bb3 Kd7 28. Kg3 g6 29. Kh4 h6 30. g4 Ke7 31. Kg3 Kf7 32. h4 h5 33. gxh5 gxh5 34. Bd1 Kg6 35. Bf3 Bxc4 36. Bxc6 Kf7 37. Kf2 a5 38. Bf3 Kg6 39. Bd1 Bb5 40. Ke3 Bc4 41. Bc2 Kf7 42. Bd3 Bd5 43. Be2 Kg6 44. Bb5 Kf7 45. Be2 Kg6 46. Kd2 Bb3 47. Bb5 Kf7 48. Kd3 Bd5 49. Ba6 Bb3 50. Bc4 Ba4 51. Kd2 Bc6 52. Kc2 Ba4+ 53. Bb3 Bb5 54. Kd2 Bc6 55. Bd1 Kg6 56. Kc1 Bd5 57. Kb2 Bc4 58. Bb3 Bd5 59. Bxd5 exd5 60. Kb3 Kf7 61. Ka4 d4 62. cxd4 c4 63. d5 Ke7 64. Kb5 c3 65. Kc6 c2 66. d6+ Ke6 0-1

[Event "ARG-chT"]
[Site "Villa Martelli"]
[Date "2008.09.13"]
[Round "6"]
[White "Arca, Nahuel"]
[Black "Radoszta, Armando Esteban"]
[Result "0-1"]
[ECO "B33"]
[WhiteElo "1993"]
[BlackElo "2107"]
[PlyCount "100"]
[EventDate "2008.08.09"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "ARG"]
[SourceTitle "EXT 2009"]
[Source "ChessBase"]
[SourceDate "2008.11.26"]
[SourceVersion "1"]
[SourceVersionDate "2008.11.26"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bg5 Qa5 7. Bxf6 gxf6 8. Nb3 Qd8 9. Qh5 e6 10. a3 b5 11. a4 b4 12. Nb1 h6 13. N1d2 Rg8 14. g3 Qc7 15. f4 Ne7 16. Bc4 Bb7 17. 0-0-0 f5 18. exf5 Nxf5 19. Rhe1 Be7 20. Bd3 Nd6 21. Qe2 Rc8 22. Kb1 Qc6 23. Na5 Qxa4 24. Ndb3 Bd5 25. Bxa6 Bxb3 26. Bxc8 Ba2+ 27. Kc1 Qxa5 28. Ba6 Bd5 29. Bd3 Qa1+ 30. Kd2 Qxb2 31. Ke3 Nc4+ 32. Bxc4 Bc5+ 33. Kd2 Qc3+ 34. Kc1 Bxc4 35. Qe5 d6 36. Qxc3 bxc3 37. Re4 d5 38. Rxc4 dxc4 39. Re1 Ke7 40. Re4 Rc8 41. Kd1 Bb6 42. f5 Rd8+ 43. Ke1 Rd4 44. Re2 Rd2 45. Re4 Rxc2 46. Rxc4 Rxh2 47. Kd1 c2+ 48. Rxc2 Rxc2 49. Kxc2 exf5 50. Kd2 Kd6 0-1

[Event "ARG-chT"]
[Site "Villa Martelli"]
[Date "2008.08.23"]
[Round "3"]
[White "Krysa, Leandro Sergio"]
[Black "Arca, Nahuel"]
[Result "1-0"]
[ECO "A45"]
[WhiteElo "2066"]
[BlackElo "1993"]
[PlyCount "47"]
[EventDate "2008.08.09"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "ARG"]
[SourceTitle "EXT 2009"]
[Source "ChessBase"]
[SourceDate "2008.11.26"]
[SourceVersion "1"]
[SourceVersionDate "2008.11.26"]
[SourceQuality "1"]

1. d4 Nf6 2. Bg5 e6 3. e4 h6 4. Bxf6 Qxf6 5. c3 d6 6. Bd3 Nd7 7. Ne2 g6 8. 0-0 Bg7 9. Nd2 Qe7 10. f4 f5 11. Qb3 d5 12. exd5 exd5 13. Rae1 Qe3+ 14. Kh1 Qxd2 15. Nc1+ Kd8 16. Re2 Qxe2 17. Bxe2 Nf6 18. Nd3 Rf8 19. Bf3 c6 20. Ne5 g5 21. Qa3 g4 22. Re1 gxf3 23. Qd6+ Ke8 24. gxf3 1-0

[Event "ARG-chT"]
[Site "Villa Martelli"]
[Date "2008.08.16"]
[Round "2"]
[White "Arca, Nahuel"]
[Black "Paveto, Kevin"]
[Result "0-1"]
[ECO "C88"]
[WhiteElo "1993"]
[BlackElo "2010"]
[PlyCount "74"]
[EventDate "2008.08.09"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "ARG"]
[SourceTitle "EXT 2009"]
[Source "ChessBase"]
[SourceDate "2008.11.26"]
[SourceVersion "1"]
[SourceVersionDate "2008.11.26"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. 0-0 b5 6. Bb3 Be7 7. Re1 0-0 8. a4 Rb8 9. axb5 axb5 10. d4 Nxd4 11. Nxe5 Nxb3 12. cxb3 Bb7 13. f3 d5 14. Qe2 dxe4 15. f4 Nd5 16. Qxb5 Nb4 17. Qc4 Bd5 18. Qc3 f6 19. Ng4 Nd3 20. Rf1 Rxb3 21. Qc2 Bc5+ 22. Kh1 e3 23. Ra5 Bb6 24. Ra3 Nxc1 25. Rxc1 Rxa3 26. Nxa3 Re8 27. Re1 h5 28. Nh6+ gxh6 29. Qg6+ Kf8 30. Qxh6+ Ke7 31. Qh7+ Kd6 32. Rc1 Bxg2+ 33. Kxg2 Qa8+ 34. Kg3 h4+ 35. Kg4 Qg2+ 36. Kh5 Qf3+ 37. Kg6 Qg4+ 0-1

[Event "Villa Martelli Rubinstein Memorial"]
[Site "Villa Martelli"]
[Date "2008.08.06"]
[Round "9.9"]
[White "Ricchio, Mario Alberto"]
[Black "Arca, Nahuel"]
[Result "1/2-1/2"]
[ECO "D59"]
[WhiteElo "1893"]
[BlackElo "1996"]
[PlyCount "77"]
[EventDate "2008.07.29"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ARG"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. c4 e6 2. Nc3 d5 3. d4 Be7 4. Nf3 Nf6 5. Bg5 h6 6. Bh4 0-0 7. e3 b6 8. cxd5 Nxd5 9. Bxe7 Qxe7 10. Rc1 Qb4 11. Qd2 c6 12. a3 Qd6 13. Ne4 Qe7 14. Ng3 Bb7 15. Bd3 Nd7 16. 0-0 c5 17. Bb1 N5f6 18. Rfd1 Rfd8 19. Qc2 Rac8 20. Qe2 cxd4 21. Nxd4 Nc5 22. Bc2 Nfe4 23. Nxe4 Nxe4 24. f3 Nf6 25. Qf2 a6 26. Bb3 Rxc1 27. Rxc1 Rc8 28. Rxc8+ Bxc8 29. Qc2 Bb7 30. e4 Qc5 31. Qxc5 bxc5 32. Nc2 Nd7 33. Ne3 Nb6 34. Kf2 Kf8 35. Ke2 Ke7 36. Kd3 Kd6 37. Nc4+ Nxc4 38. Bxc4 Bc8 39. Ke3 1/2-1/2

[Event "Villa Martelli Rubinstein Memorial"]
[Site "Villa Martelli"]
[Date "2008.08.05"]
[Round "8.9"]
[White "Arca, Nahuel"]
[Black "Garcia, Ezequiel Alejandro"]
[Result "0-1"]
[ECO "C41"]
[WhiteElo "1996"]
[BlackElo "2062"]
[PlyCount "62"]
[EventDate "2008.07.29"]
[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 d6 3. d4 Nd7 4. Bc4 c6 5. Nc3 Be7 6. a4 Ngf6 7. dxe5 dxe5 8. 0-0 0-0 9. Qe2 Qc7 10. h3 h6 11. Be3 Re8 12. Bxf7+ Kxf7 13. Qc4+ Kg6 14. Nh4+ Kh7 15. Bxh6 Kxh6 16. Qf7 Nf8 17. Nf5+ Bxf5 18. exf5 Bd6 19. Qc4 g5 20. fxg6 Nxg6 21. Ne4 Nxe4 22. Qxe4 Qf7 23. Rad1 Rad8 24. Qe3+ Kg7 25. Qxa7 Nf4 26. Kh2 e4 27. g3 Rh8 28. Qd4+ Qf6 29. Qxf6+ Kxf6 30. Rxd6+ Rxd6 31. gxf4 Kf5 0-1

[Event "Villa Martelli Rubinstein Memorial"]
[Site "Villa Martelli"]
[Date "2008.08.04"]
[Round "7.7"]
[White "Gallego, Ignacio"]
[Black "Arca, Nahuel"]
[Result "1/2-1/2"]
[ECO "C42"]
[WhiteElo "1934"]
[BlackElo "1996"]
[PlyCount "98"]
[EventDate "2008.07.29"]
[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 Nf6 3. Nxe5 d6 4. Nf3 Nxe4 5. Nc3 Nxc3 6. dxc3 Be7 7. Bf4 0-0 8. Qd2 Nd7 9. 0-0-0 Nc5 10. Be3 Re8 11. Kb1 Bg4 12. Bc4 Be6 13. Bxe6 Nxe6 14. h4 Qd7 15. g4 Qc6 16. Rh3 Qe4 17. Rg1 d5 18. Ng5 Bxg5 19. hxg5 b6 20. f3 Qc4 21. Qh2 Nf8 22. f4 Re4 23. Bc1 Re2 24. Qh1 Rae8 25. Rd1 c6 26. b3 Qc5 27. Qg1 Qe7 28. Qh1 Qc5 29. Qg1 Qe7 30. Qh1 Qe4 31. Qxe4 R8xe4 32. Rd4 Rxd4 33. cxd4 Ne6 34. c3 f6 35. gxf6 gxf6 36. f5 Ng5 37. Bxg5 fxg5 38. Rh5 Rg2 39. Rxg5+ Kf7 40. Rh5 Kg7 41. f6+ Kg6 42. Rf5 Kf7 43. g5 h6 44. gxh6 Rh2 45. c4 dxc4 46. bxc4 Rxh6 47. Kc2 Rxf6 48. Rxf6+ Kxf6 49. Kd3 Ke6 1/2-1/2

[Event "Villa Martelli Rubinstein Memorial"]
[Site "Villa Martelli"]
[Date "2008.08.01"]
[Round "4.14"]
[White "Arca, Nahuel"]
[Black "Ballesteros, Sebastian"]
[Result "1-0"]
[ECO "B80"]
[WhiteElo "1996"]
[PlyCount "73"]
[EventDate "2008.07.29"]
[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. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Nc6 6. f3 e6 7. Be3 a6 8. Qd2 Be7 9. 0-0-0 d5 10. exd5 Nxd5 11. Bc4 Nxe3 12. Qxe3 0-0 13. Nxc6 Qc7 14. Nxe7+ Qxe7 15. Rhe1 b5 16. Bd5 Bb7 17. Qe4 Bxd5 18. Nxd5 Qg5+ 19. Qf4 Qxf4+ 20. Nxf4 Rfc8 21. Rd7 Rc4 22. Re4 Rxe4 23. fxe4 Kf8 24. e5 Ke8 25. Rb7 Rc8 26. b3 Rd8 27. Nd3 Rd7 28. Rxd7 Kxd7 29. c4 f6 30. Kc2 f5 31. Nc5+ Kc6 32. Nxe6 bxc4 33. bxc4 g6 34. Kd3 a5 35. a4 h5 36. Kd4 Kd7 37. Nf8+ 1-0

[Event "Villa Martelli Rubinstein Memorial"]
[Site "Villa Martelli"]
[Date "2008.07.31"]
[Round "3.13"]
[White "Bruno, Gerardo"]
[Black "Arca, Nahuel"]
[Result "1/2-1/2"]
[ECO "D02"]
[WhiteElo "1720"]
[BlackElo "1996"]
[PlyCount "77"]
[EventDate "2008.07.29"]
[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 d5 2. Nf3 Nf6 3. Bf4 c6 4. e3 Bg4 5. Nbd2 e6 6. c3 Nbd7 7. Bd3 Qb6 8. Qb3 Nh5 9. 0-0 Nxf4 10. exf4 Bd6 11. Ne5 Nxe5 12. fxe5 Be7 13. f4 Bf5 14. Bxf5 Qxb3 15. axb3 exf5 16. b4 Kd7 17. Nb3 Rhc8 18. Rf3 h5 19. Re1 Ke6 20. Ra1 Rc7 21. Nc5+ Bxc5 22. bxc5 a6 23. Rf2 Re7 24. b4 Rh8 25. h4 Rh6 26. Kh2 Rg6 27. Rf3 Rg4 28. Kh3 Kd7 29. Raf1 Re6 30. Rg3 Reg6 31. Rxg4 Rxg4 32. g3 Kc7 33. Ra1 Rg6 34. Kg2 Re6 35. Kf3 Re8 36. Ra2 Ra8 37. Re2 Kd7 38. Ra2 Kc7 39. Ra1 1/2-1/2

[Event "Villa Martelli Rubinstein Memorial"]
[Site "Villa Martelli"]
[Date "2008.07.30"]
[Round "2.11"]
[White "Arca, Nahuel"]
[Black "Fucci, Federico"]
[Result "1/2-1/2"]
[ECO "B32"]
[WhiteElo "1996"]
[PlyCount "66"]
[EventDate "2008.07.29"]
[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 Nc6 3. d4 cxd4 4. Nxd4 e5 5. Nb5 a6 6. Nd6+ Bxd6 7. Qxd6 Qf6 8. Qxf6 Nxf6 9. f3 d5 10. exd5 Nxd5 11. c3 Be6 12. Na3 0-0 13. Nc4 Rfd8 14. Ne3 Nf4 15. g3 Nd3+ 16. Bxd3 Rxd3 17. Ke2 Rad8 18. Rd1 Rxd1 19. Nxd1 Bc4+ 20. Ke1 Bd5 21. f4 exf4 22. Bxf4 Ne5 23. Bxe5 Re8 24. Ne3 Rxe5 25. Kf2 Bc6 26. Rd1 f6 27. Nc2 Rh5 28. Kg1 Rd5 29. Rxd5 Bxd5 30. a3 Kf7 31. Kf2 Ke6 32. Nd4+ Ke5 33. Ke3 Bg2 1/2-1/2

[Event "Villa Martelli Rubinstein Memorial"]
[Site "Villa Martelli"]
[Date "2008.07.29"]
[Round "1.15"]
[White "Lazarte, Matias"]
[Black "Arca, Nahuel"]
[Result "1/2-1/2"]
[ECO "C47"]
[BlackElo "1996"]
[PlyCount "144"]
[EventDate "2008.07.29"]
[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 Nf6 3. Nc3 Nc6 4. g3 d5 5. exd5 Nxd5 6. d3 Bg4 7. Bg2 Nd4 8. 0-0 Bb4 9. Bd2 Ne7 10. Ne4 f5 11. Neg5 h6 12. h3 Bxd2 13. Qxd2 hxg5 14. hxg4 Nxf3+ 15. Bxf3 f4 16. gxf4 Qd6 17. Qa5 Qh6 18. Rfe1 Qh2+ 19. Kf1 Qxf4 20. Qxe5 0-0 21. Qxf4 Rxf4 22. Rxe7 Rxf3 23. Kg2 Raf8 24. Rf1 R3f4 25. f3 Rb4 26. b3 c6 27. Re4 Rb5 28. Rfe1 Ra5 29. a4 b5 30. Re5 Ra6 31. axb5 cxb5 32. Rxb5 Rc8 33. c4 Ra2+ 34. Kg3 Rd2 35. Re3 Kf7 36. Rxg5 g6 37. Rd5 Rh8 38. Rd7+ Kf6 39. d4 Rhh2 40. d5 Rhg2+ 41. Kf4 Rd4+ 42. Re4 g5+ 43. Ke3 Rxe4+ 44. Kxe4 Re2+ 45. Kd3 Rf2 46. Ke3 Rb2 47. Rb7 Ke5 48. Re7+ Kf6 49. Re6+ Kf7 50. c5 Rxb3+ 51. Kf2 Rc3 52. c6 a5 53. Re4 Rc5 54. Rd4 Ke7 55. d6+ Kd8 56. c7+ Kd7 57. Ke3 a4 58. Rxa4 Kxd6 59. Rd4+ Ke6 60. Ke4 Rxc7 61. f4 gxf4 62. Kxf4 Kf6 63. Rd6+ Kg7 64. Re6 Rc5 65. Re5 Rxe5 66. Kxe5 Kg6 67. Kf4 Kf6 68. g5+ Kg6 69. Kg4 Kg7 70. Kf5 Kf7 71. g6+ Kg7 72. Kg5 Kg8 1/2-1/2

[Event "Villa Martelli Pro Am op 14th"]
[Site "Villa Martelli"]
[Date "2007.10.16"]
[Round "7.9"]
[White "Arca, Nahuel"]
[Black "Malbran, Guillermo"]
[Result "0-1"]
[ECO "B05"]
[WhiteElo "1993"]
[BlackElo "2267"]
[PlyCount "118"]
[EventDate "2007.10.18"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ARG"]
[SourceTitle "EXT 2008"]
[Source "ChessBase"]
[SourceDate "2007.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2007.11.25"]
[SourceQuality "1"]

1. e4 Nf6 2. e5 Nd5 3. d4 d6 4. Nf3 Bg4 5. Be2 c6 6. 0-0 Bxf3 7. Bxf3 dxe5 8. dxe5 e6 9. c4 Ne7 10. Qxd8+ Kxd8 11. Nc3 Ng6 12. Re1 Nd7 13. b3 Ndxe5 14. Be2 Kc7 15. g3 Bb4 16. Bb2 Rad8 17. Red1 Rxd1+ 18. Rxd1 Rd8 19. Rxd8 Kxd8 20. a3 Be7 21. f4 Nd7 22. Ne4 f5 23. Ng5 Bxg5 24. fxg5 Nge5 25. Kf2 g6 26. b4 Nf7 27. h4 c5 28. g4 Ke7 29. gxf5 exf5 30. Ke3 b6 31. Bc3 h5 32. gxh6 Nxh6 33. Kf4 Nf7 34. h5 gxh5 35. Bxh5 Nd6 36. Be2 Ke6 37. a4 cxb4 38. Bxb4 a5 39. Ba3 Nc5 40. Bxc5 bxc5 41. Bd3 Kf6 42. Be2 Nf7 43. Bd3 Nd6 44. Be2 Nc8 45. Bd3 Ne7 46. Bc2 Ng6+ 47. Kf3 Ke5 48. Ke3 Ne7 49. Bd1 Nc8 50. Bc2 Nd6 51. Bd3 Nf7 52. Be2 Ng5 53. Bh5 Ne4 54. Bf3 Ng5 55. Bh5 f4+ 56. Kd3 Kf5 57. Bd1 Nf7 58. Ke2 Ne5 59. Bb3 Ke4 0-1

[Event "Villa Martelli Pro Am op 14th"]
[Site "Villa Martelli"]
[Date "2007.10.12"]
[Round "3"]
[White "Arca, Nahuel"]
[Black "Occhiuzzi, Pablo"]
[Result "1-0"]
[ECO "C42"]
[WhiteElo "1993"]
[PlyCount "59"]
[EventDate "2007.10.18"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ARG"]
[SourceTitle "EXT 2008"]
[Source "ChessBase"]
[SourceDate "2007.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2007.11.25"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nf6 3. Nxe5 Bd6 4. Nc4 Nxe4 5. d3 Nf6 6. Nxd6+ cxd6 7. Qe2+ Qe7 8. Qxe7+ Kxe7 9. Nc3 a6 10. Bg5 b5 11. Nd5+ Kf8 12. Bxf6 gxf6 13. Nb6 Bb7 14. Nxa8 Bxa8 15. Rg1 Kg7 16. Kd2 Nc6 17. Rd1 Rc8 18. c3 Ne5 19. d4 Ng4 20. f3 Nh6 21. Bd3 Bd5 22. b3 Be6 23. g4 Ng8 24. Rc1 d5 25. a4 bxa4 26. bxa4 Rc6 27. Rb1 Ne7 28. Rb8 h6 29. Ra8 Nc8 30. Rxa6 1-0

[Event "Villa Martelli Pro Am op 14th"]
[Site "Villa Martelli"]
[Date "2007.10.10"]
[Round "1"]
[White "Slipak, Sergio"]
[Black "Arca, Nahuel"]
[Result "1-0"]
[ECO "E61"]
[WhiteElo "2435"]
[BlackElo "1993"]
[PlyCount "53"]
[EventDate "2007.10.18"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ARG"]
[SourceTitle "EXT 2008"]
[Source "ChessBase"]
[SourceDate "2007.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2007.11.25"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 g6 3. c4 Bg7 4. Nc3 0-0 5. Bg5 d6 6. e3 c5 7. d5 Na6 8. Be2 Nc7 9. a4 Na6 10. Nd2 Nb4 11. 0-0 h6 12. Bh4 g5 13. Bg3 Kh8 14. h4 Nd7 15. hxg5 hxg5 16. Nde4 Bh6 17. f4 f5 18. Nxg5 Bxg5 19. fxg5 Ne5 20. Qe1 Ng6 21. Rd1 Bd7 22. Bh5 Kg7 23. Qe2 Be8 24. e4 f4 25. Bxg6 Bxg6 26. Bxf4 Rh8 27. e5 1-0

[Event "LNA Puma Cup"]
[Site "Argentina"]
[Date "2006.09.16"]
[Round "3"]
[White "Arca, Nahuel"]
[Black "Svara, Walter"]
[Result "1-0"]
[ECO "B90"]
[PlyCount "109"]
[EventDate "2006.09.03"]
[EventType "swiss"]
[EventRounds "8"]
[EventCountry "ARG"]
[SourceTitle "EXT 2008"]
[Source "ChessBase"]
[SourceDate "2007.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2007.11.25"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. h3 e5 7. Nde2 Be6 8. g4 h6 9. Bg2 Be7 10. Nd5 Bxd5 11. exd5 Nbd7 12. 0-0 Rc8 13. Ng3 g6 14. Qe2 Qc7 15. c3 Nb6 16. Rd1 Qc4 17. Be3 Qxe2 18. Nxe2 Nc4 19. b3 Nxe3 20. fxe3 Bd8 21. e4 Bb6+ 22. Kf1 h5 23. g5 Nh7 24. h4 f6 25. gxf6 Nxf6 26. Ke1 Be3 27. Rd3 Ng4 28. Ng3 Rf8 29. Bh3 Bf2+ 30. Ke2 Rc7 31. Bxg4 hxg4 32. Rf1 Rcf7 33. Nh1 Bxh4 34. Rg1 Rf4 35. Re3 g5 36. Rg2 Ke7 37. Ng3 b6 38. Nf5+ R8xf5 39. exf5 Kf6 40. Rd3 Kxf5 41. Rd1 Rf3 42. Rf1 e4 43. c4 Ke5 44. Rxg4 Rc3 45. Kd2 Rd3+ 46. Kc2 Rf3 47. Rxf3 exf3 48. Kd3 Kf5 49. Rd4 f2 50. Ke2 g4 51. b4 Bg3 52. c5 bxc5 53. bxc5 Be5 54. c6 Bxd4 55. c7 1-0

[Event "LNA Puma Cup"]
[Site "Argentina"]
[Date "2006.09.09"]
[Round "2"]
[White "Perez, Maximiliano"]
[Black "Arca, Nahuel"]
[Result "1-0"]
[ECO "B87"]
[WhiteElo "2115"]
[PlyCount "47"]
[EventDate "2006.09.03"]
[EventType "swiss"]
[EventRounds "8"]
[EventCountry "ARG"]
[SourceTitle "EXT 2008"]
[Source "ChessBase"]
[SourceDate "2007.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2007.11.25"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bc4 e6 7. Bb3 b5 8. 0-0 Be7 9. f4 0-0 10. a3 Nc6 11. Nxc6 Qb6+ 12. Nd4 e5 13. Be3 exd4 14. Bxd4 Qc7 15. e5 Ne8 16. Nd5 Qb7 17. Qf3 Rb8 18. f5 dxe5 19. Bxe5 Bd6 20. Bd4 Nc7 21. Nf6+ Kh8 22. Qh5 h6 23. Ng4 Kh7 24. Bxf7 1-0

