[Event "La Florida CALF op"]
[Site "La Florida"]
[Date "2003.10.27"]
[Round "1.11"]
[White "Arias, Mauricio"]
[Black "Gonzalez, Humberto"]
[Result "1-0"]
[ECO "C55"]
[WhiteElo "1517"]
[BlackElo "1840"]
[PlyCount "141"]
[EventDate "2003.09.27"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "CHI"]
[SourceTitle "CBM 097 Extra"]
[Source "ChessBase"]
[SourceDate "2004.01.13"]
[SourceVersion "1"]
[SourceVersionDate "2004.01.13"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Be7 4. Nc3 Nf6 5. d3 h6 6. Be3 d6 7. h3 0-0 8. 0-0 Na5 9. Bb3 c6 10. Ne2 Nxb3 11. axb3 c5 12. c4 Be6 13. Nc3 Nh7 14. Qd2 f5 15. Qc2 f4 16. Bd2 Ng5 17. Qd1 Qe8 18. Nd5 Bxd5 19. cxd5 Qg6 20. Nxg5 Bxg5 21. Qg4 Qf6 22. Qf3 b6 23. Bc3 a5 24. Rfe1 Kh7 25. Re2 Rg8 26. Kh2 Raf8 27. Rg1 Qd8 28. Bd2 Qc8 29. Ree1 Bd8 30. g3 g5 31. gxf4 gxf4 32. Qh5 Qd7 33. Rg4 Rxg4 34. Qxg4 Qf7 35. Rg1 h5 36. Qf3 Bh4 37. Be1 Ra8 38. Qg2 a4 39. b4 f3 40. Qf1 Qf4+ 41. Kh1 a3 42. bxa3 Rxa3 43. bxc5 bxc5 44. d4 Qxe4 45. dxc5 Qxd5 46. cxd6 Qxd6 47. Qb5 Qe6 48. Qb7+ Be7 49. Qe4+ Kh8 50. Rg3 Bc5 51. Rxf3 Rxf3 52. Qxf3 Qe8 53. Qf6+ Kh7 54. Qf5+ Kg8 55. Bc3 Bd4 56. Bxd4 exd4 57. Qd5+ Kh7 58. Qxd4 Qc6+ 59. Kh2 Qc7+ 60. Kg2 Qc6+ 61. Kg3 Qc7+ 62. Qf4 Qc3+ 63. f3 Qg7+ 64. Kh4 Qg6 65. Qg5 Kg7 66. f4 Kf7 67. Qxh5 Qxh5+ 68. Kxh5 Kf6 69. Kg4 Kg6 70. h4 Kf6 71. f5 1-0

[Event "La Florida CALF op"]
[Site "La Florida"]
[Date "2003.10.12"]
[Round "3.10"]
[White "Arias, Mauricio"]
[Black "Butler, Joshua"]
[Result "0-1"]
[ECO "B80"]
[WhiteElo "1517"]
[BlackElo "1814"]
[PlyCount "113"]
[EventDate "2003.09.27"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "CHI"]
[SourceTitle "CBM 097 Extra"]
[Source "ChessBase"]
[SourceDate "2004.01.13"]
[SourceVersion "1"]
[SourceVersionDate "2004.01.13"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 e6 6. Bd3 Be7 7. Nf3 Nc6 8. Bg5 0-0 9. 0-0 b6 10. a3 Bb7 11. Ne2 Qc7 12. Ng3 d5 13. exd5 Nxd5 14. c4 Nf4 15. Bxe7 Qxe7 16. Qd2 Nxd3 17. Qxd3 Rfd8 18. Qc3 f6 19. Rad1 Rd7 20. Rd2 Rad8 21. Rfd1 Rxd2 22. Rxd2 Rxd2 23. Qxd2 Na5 24. Qc2 Bxf3 25. gxf3 Qc5 26. Qa4 Kf7 27. b3 Qc6 28. Qxc6 Nxc6 29. Ne4 Ke7 30. Kf1 Nd4 31. Nd2 Kd6 32. h3 Ke5 33. Kg2 Nc2 34. a4 Kd4 35. Kg3 f5 36. Kf4 Kc3 37. Nb1+ Kxb3 38. Ke5 Kxc4 39. Kxe6 g6 40. Kd6 Kb4 41. Kc6 Kxa4 42. Nc3+ Kb3 43. Nb5 a5 44. Kxb6 a4 45. Kc5 a3 46. Nxa3 Nxa3 47. Kd5 Kc3 48. Ke5 Nc4+ 49. Kf6 Nd2 50. f4 Ne4+ 51. Kg7 Kd4 52. Kxh7 Nxf2 53. Kxg6 Ke4 54. h4 Kxf4 55. h5 Ng4 56. h6 Nxh6 57. Kxh6 0-1

[Event "La Florida CALF op"]
[Site "La Florida"]
[Date "2003.10.04"]
[Round "2.4"]
[White "Morales Gonzalez, Rodrigo"]
[Black "Arias, Mauricio"]
[Result "1-0"]
[ECO "C78"]
[WhiteElo "2115"]
[BlackElo "1517"]
[PlyCount "55"]
[EventDate "2003.09.27"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "CHI"]
[SourceTitle "CBM 097 Extra"]
[Source "ChessBase"]
[SourceDate "2004.01.13"]
[SourceVersion "1"]
[SourceVersionDate "2004.01.13"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. 0-0 b5 6. Bb3 Bc5 7. c3 d6 8. d4 Bb6 9. a4 Bd7 10. Bg5 h6 11. dxe5 Nxe5 12. Nxe5 dxe5 13. Bh4 Bc6 14. Nd2 g5 15. Bg3 Qe7 16. axb5 Bxb5 17. Bc4 Bc6 18. Rxa6 Rd8 19. Qc2 h5 20. h4 Nh7 21. Nf3 f6 22. Qe2 Qg7 23. Bb5 Rd6 24. Bxc6+ Rxc6 25. Qb5 Qd7 26. Ra8+ Ke7 27. Rxh8 Nf8 28. hxg5 1-0

[Event "La Florida CALF op"]
[Site "La Florida"]
[Date "2003.??.??"]
[Round "5.10"]
[White "Letelier Nicolai, Pablo"]
[Black "Arias, Mauricio"]
[Result "1-0"]
[ECO "C51"]
[WhiteElo "1723"]
[BlackElo "1517"]
[PlyCount "49"]
[EventDate "2003.09.27"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "CHI"]
[SourceTitle "CBM 097 Extra"]
[Source "ChessBase"]
[SourceDate "2004.01.13"]
[SourceVersion "1"]
[SourceVersionDate "2004.01.13"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. b4 Bxb4 5. c3 Bc5 6. Qb3 Qe7 7. d4 exd4 8. 0-0 d6 9. cxd4 Nxd4 10. Nxd4 Bxd4 11. Nc3 Nf6 12. Bg5 h6 13. Bh4 0-0 14. Nd5 Qd8 15. Rad1 g5 16. Rxd4 gxh4 17. Qf3 Nxd5 18. exd5 Qg5 19. Re1 h5 20. h3 Bd7 21. Ree4 Rae8 22. Rxh4 Qc1+ 23. Kh2 f6 24. Qxh5 Re5 25. Qh7# 1-0

[Event "CRI-ch"]
[Site "San Jose"]
[Date "2002.??.??"]
[Round "5"]
[White "Arias, Mauricio"]
[Black "Alvarado, Dizan Ernesto"]
[Result "1-0"]
[ECO "D11"]
[WhiteElo "2267"]
[BlackElo "2041"]
[PlyCount "123"]
[EventDate "2002.06.??"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "CRI"]
[SourceTitle "EXT 2007"]
[Source "ChessBase"]
[SourceDate "2006.11.23"]
[SourceVersion "1"]
[SourceVersionDate "2006.11.23"]
[SourceQuality "1"]

1. d4 d5 2. c4 c6 3. Nc3 Bf5 4. Nf3 e6 5. Qb3 Qb6 6. c5 Qxb3 7. axb3 Nd7 8. b4 f6 9. Bf4 g5 10. Bg3 h5 11. h4 g4 12. Nd2 Bh6 13. e3 e5 14. Nb3 Ne7 15. Kd2 0-0 16. Bd3 Bxd3 17. Kxd3 Nf5 18. Ne2 Rfe8 19. Na5 Rab8 20. b5 Re6 21. Nb3 Ra8 22. Ra5 cxb5 23. Rha1 a6 24. Rxb5 Rb8 25. Rb4 Ne7 26. Nc3 b5 27. Na5 Bg7 28. f3 f5 29. Bf2 Rf8 30. Nb7 gxf3 31. gxf3 e4+ 32. fxe4 fxe4+ 33. Ke2 Rg6 34. Rg1 Rgf6 35. Rg2 Kh7 36. Rb3 Bh6 37. Na2 Rf3 38. Nb4 Nf6 39. c6 Ng4 40. Bg1 Nf5 41. Nxd5 Nxd4+ 42. exd4 Rxb3 43. Kd1 Rf1+ 44. Kc2 Rd3 45. Nc3 Rc1+ 46. Kb3 Bf4 47. Nc5 Rf3 48. N5xe4 Rff1 49. Bf2 a5 50. Bg3 b4 51. Bxf4 Rxf4 52. c7 Rf8 53. Nd5 Rf5 54. Rc2 Rf3+ 55. Nec3 a4+ 56. Kxb4 Rxc2 57. c8Q Rxb2+ 58. Kc4 Rc2 59. Qe8 Kg7 60. Qxh5 Rg3 61. Qg5+ Kh8 62. Qd8+ 1-0

[Event "CRI-ch"]
[Site "San Jose"]
[Date "2002.??.??"]
[Round "1"]
[White "Arias, Mauricio"]
[Black "Cersosimo Bolanos, Francisco"]
[Result "1/2-1/2"]
[ECO "C66"]
[WhiteElo "2267"]
[BlackElo "2040"]
[PlyCount "20"]
[EventDate "2002.06.??"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "CRI"]
[SourceTitle "EXT 2007"]
[Source "ChessBase"]
[SourceDate "2006.11.23"]
[SourceVersion "1"]
[SourceVersionDate "2006.11.23"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 Nf6 4. 0-0 d6 5. d4 exd4 6. Nxd4 Bd7 7. Nc3 a6 8. Bxc6 bxc6 9. b3 c5 10. Nde2 Be6 1/2-1/2

[Event "CRI-ch"]
[Site "San Jose"]
[Date "2002.??.??"]
[Round "9"]
[White "Arias, Mauricio"]
[Black "Gonzalez Acosta, Bernal Manuel"]
[Result "0-1"]
[ECO "B38"]
[WhiteElo "2267"]
[BlackElo "2424"]
[PlyCount "88"]
[EventDate "2002.06.??"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "CRI"]
[SourceTitle "EXT 2007"]
[Source "ChessBase"]
[SourceDate "2006.11.23"]
[SourceVersion "1"]
[SourceVersionDate "2006.11.23"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 g6 5. c4 Bg7 6. Be3 Nf6 7. Nc3 0-0 8. Be2 d6 9. 0-0 Bd7 10. Qd2 Nxd4 11. Bxd4 Bc6 12. f3 a5 13. b3 Nd7 14. Bf2 Nc5 15. Rab1 Qc7 16. Nb5 Bxb5 17. cxb5 h5 18. Rfc1 Rfc8 19. Be3 Qd8 20. Rc4 Kh7 21. Rbc1 Qh8 22. b6 a4 23. b4 Ne6 24. Bf1 Qd8 25. Qd5 Bh6 26. f4 Rxc4 27. Qxc4 h4 28. g3 hxg3 29. hxg3 Qh8 30. Rc2 Kg8 31. Qd5 Rb8 32. Rc7 Nxc7 33. bxc7 Rf8 34. Bd4 Bg7 35. Bf2 Kh7 36. e5 dxe5 37. Qxb7 exf4 38. gxf4 Bh6 39. b5 Qc3 40. b6 Bxf4 41. Ba6 Be3 42. c8Q Qe1+ 43. Kg2 Qxf2+ 44. Kh3 Rxc8 0-1

[Event "CRI-ch"]
[Site "San Jose"]
[Date "2002.??.??"]
[Round "8"]
[White "Arias, Mauricio"]
[Black "Granados, Carlos"]
[Result "1/2-1/2"]
[ECO "B84"]
[WhiteElo "2267"]
[BlackElo "2239"]
[PlyCount "18"]
[EventDate "2002.06.??"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "CRI"]
[SourceTitle "EXT 2007"]
[Source "ChessBase"]
[SourceDate "2006.11.23"]
[SourceVersion "1"]
[SourceVersionDate "2006.11.23"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. Be2 Be7 7. 0-0 0-0 8. f4 Nc6 9. Kh1 a6 1/2-1/2

[Event "CRI-ch"]
[Site "San Jose"]
[Date "2002.??.??"]
[Round "3"]
[White "Arias, Mauricio"]
[Black "Jimenez Molina, Juan Leon"]
[Result "1/2-1/2"]
[ECO "C87"]
[WhiteElo "2267"]
[BlackElo "2207"]
[PlyCount "31"]
[EventDate "2002.06.??"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "CRI"]
[SourceTitle "EXT 2007"]
[Source "ChessBase"]
[SourceDate "2006.11.23"]
[SourceVersion "1"]
[SourceVersionDate "2006.11.23"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. 0-0 Be7 6. Re1 d6 7. Bxc6+ bxc6 8. c3 c5 9. d3 0-0 10. Nbd2 a5 11. Nf1 Bb7 12. Ng3 Re8 13. Nf5 Bf8 14. Be3 Bc6 15. h3 Rb8 16. Rb1 1/2-1/2

[Event "CRI-ch"]
[Site "San Jose"]
[Date "2002.??.??"]
[Round "6"]
[White "Arias, Mauricio"]
[Black "Minero Pineda, Sergio"]
[Result "1/2-1/2"]
[ECO "C13"]
[WhiteElo "2267"]
[BlackElo "2398"]
[PlyCount "101"]
[EventDate "2002.06.??"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "CRI"]
[SourceTitle "EXT 2007"]
[Source "ChessBase"]
[SourceDate "2006.11.23"]
[SourceVersion "1"]
[SourceVersionDate "2006.11.23"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nc3 Nf6 4. Bg5 dxe4 5. Nxe4 Be7 6. Bxf6 Bxf6 7. Nf3 0-0 8. Qd3 Nd7 9. 0-0-0 b6 10. h4 Bb7 11. Neg5 g6 12. Qe3 c5 13. dxc5 Qe7 14. c6 Bxc6 15. h5 Bxf3 16. Nxf3 Rfc8 17. hxg6 hxg6 18. g4 Rc5 19. g5 Bg7 20. Nd4 Rac8 21. f4 Bxd4 22. Qxd4 Rxc2+ 23. Kb1 e5 24. Qe4 Nf8 25. Bd3 R2c7 26. Rdg1 Qc5 27. fxe5 Rd8 28. e6 Nxe6 29. Qh4 Qe5 30. Qh7+ Kf8 31. Bxg6 fxg6 32. Rf1+ Nf4 33. Qh8+ Qxh8 34. Rxh8+ Ke7 35. Rxd8 Kxd8 36. Rxf4 Rc5 37. Rf7 a5 38. Rf6 Rxg5 39. Rxb6 Kc7 40. Ra6 Kb7 41. Rf6 Rg2 42. a3 g5 43. Rg6 a4 44. Ka2 Rg4 45. Ka1 Rg1+ 46. Ka2 g4 47. Rg5 g3 48. Rg4 g2 49. Rg8 Kc6 50. Rg5 Kd6 51. Rg8 1/2-1/2

[Event "CRI-ch"]
[Site "San Jose"]
[Date "2002.??.??"]
[Round "7"]
[White "Hernandez Basante, Francisco"]
[Black "Arias, Mauricio"]
[Result "1/2-1/2"]
[ECO "D00"]
[WhiteElo "2282"]
[BlackElo "2267"]
[PlyCount "41"]
[EventDate "2002.06.??"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "CRI"]
[SourceTitle "EXT 2007"]
[Source "ChessBase"]
[SourceDate "2006.11.23"]
[SourceVersion "1"]
[SourceVersionDate "2006.11.23"]
[SourceQuality "1"]

1. d4 d5 2. Bg5 Nf6 3. e3 c6 4. Bd3 e6 5. f4 Qb6 6. b3 Nbd7 7. Nf3 a5 8. 0-0 a4 9. Nbd2 g6 10. c4 c5 11. bxa4 Bg7 12. cxd5 exd5 13. dxc5 Qxc5 14. Nd4 0-0 15. Bb5 h6 16. Bh4 Qe7 17. Re1 Nc5 18. Rc1 Qd6 19. Qc2 b6 20. N2b3 Nfe4 21. Nc6 1/2-1/2

[Event "CRI-ch"]
[Site "San Jose"]
[Date "2002.??.??"]
[Round "4"]
[White "Ramirez Alvarez, Alejandro"]
[Black "Arias, Mauricio"]
[Result "1-0"]
[ECO "B85"]
[WhiteElo "2288"]
[BlackElo "2267"]
[PlyCount "69"]
[EventDate "2002.06.??"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "CRI"]
[SourceTitle "EXT 2007"]
[Source "ChessBase"]
[SourceDate "2006.11.23"]
[SourceVersion "1"]
[SourceVersionDate "2006.11.23"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 a6 5. Nc3 Qc7 6. Be2 Nf6 7. 0-0 d6 8. a4 Be7 9. Be3 0-0 10. f4 Nc6 11. Kh1 Re8 12. Bf3 Rb8 13. g4 Nd7 14. g5 Bf8 15. Bg2 g6 16. Qe1 Bg7 17. Rd1 Na5 18. Qh4 Nc4 19. Bc1 b6 20. Rf3 Bb7 21. Rh3 Nf8 22. b3 Na5 23. Ba3 Rbd8 24. Nde2 Bc6 25. Qf2 Nb7 26. Nd4 Bd7 27. f5 gxf5 28. exf5 Nc5 29. f6 Bh8 30. Rf1 Qc8 31. Nde2 Bc6 32. Qh4 Bxg2+ 33. Kxg2 Qb7+ 34. Kg1 b5 35. g6 1-0

[Event "CRI-ch"]
[Site "San Jose"]
[Date "2002.??.??"]
[Round "2"]
[White "Rodriguez Chaverri, David"]
[Black "Arias, Mauricio"]
[Result "0-1"]
[ECO "A25"]
[WhiteElo "2066"]
[BlackElo "2267"]
[PlyCount "45"]
[EventDate "2002.06.??"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "CRI"]
[SourceTitle "EXT 2007"]
[Source "ChessBase"]
[SourceDate "2006.11.23"]
[SourceVersion "1"]
[SourceVersionDate "2006.11.23"]
[SourceQuality "1"]

1. c4 e5 2. Nc3 Nc6 3. g3 Nf6 4. Bg2 Bc5 5. e3 d6 6. Nge2 a6 7. h3 0-0 8. d4 exd4 9. exd4 Ba7 10. 0-0 Re8 11. Be3 Bd7 12. Kh2 Na5 13. b3 c6 14. Qd3 b5 15. Rac1 bxc4 16. bxc4 Kh8 17. Bf4 Qc8 18. g4 h5 19. Ne4 Nxe4 20. Bxe4 Bb8 21. d5 Nb7 22. f3 Nc5 23. Qb1 0-1

[Event "CRI-ch"]
[Site "San Jose"]
[Date "2002.??.??"]
[Round "10"]
[White "Rodriguez Miller, Adolfo"]
[Black "Arias, Mauricio"]
[Result "1/2-1/2"]
[ECO "C44"]
[WhiteElo "2000"]
[BlackElo "2267"]
[PlyCount "7"]
[EventDate "2002.06.??"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "CRI"]
[SourceTitle "EXT 2007"]
[Source "ChessBase"]
[SourceDate "2006.11.23"]
[SourceVersion "1"]
[SourceVersionDate "2006.11.23"]
[SourceQuality "1"]

1. e4 e5 2. d4 exd4 3. Nf3 Nc6 4. Bc4 1/2-1/2

[Event "CRI-ch"]
[Site "San Jose"]
[Date "2002.??.??"]
[Round "11"]
[White "Vega Araya, Edwin"]
[Black "Arias, Mauricio"]
[Result "1/2-1/2"]
[ECO "B85"]
[WhiteElo "2006"]
[BlackElo "2267"]
[PlyCount "131"]
[EventDate "2002.06.??"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "CRI"]
[SourceTitle "EXT 2007"]
[Source "ChessBase"]
[SourceDate "2006.11.23"]
[SourceVersion "1"]
[SourceVersionDate "2006.11.23"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Be2 e6 7. 0-0 Nc6 8. Kh1 Be7 9. f4 0-0 10. Be3 Bd7 11. Qe1 Nxd4 12. Bxd4 b5 13. a3 g6 14. Rd1 Bc6 15. Bf3 Qd7 16. f5 Ne8 17. Qg3 a5 18. e5 exf5 19. Nxb5 Bxf3 20. Qxf3 Qxb5 21. Qxa8 dxe5 22. Bc3 Nd6 23. Qxa5 Qxa5 24. Bxa5 Nc4 25. Bc3 Rc8 26. Rd7 Kf8 27. h3 e4 28. Rf2 Ke8 29. Rb7 Rd8 30. Re2 h5 31. Bb4 Bh4 32. Kh2 Bg5 33. g4 Ne5 34. gxf5 gxf5 35. Rb5 Nf3+ 36. Kg2 Rd1 37. Rb7 Nh4+ 38. Kf2 Ng6 39. Rb5 Bh4+ 40. Ke3 Rf1 41. Bc3 Rf3+ 42. Kd4 Bf6+ 43. Kc4 Bxc3 44. bxc3 e3 45. a4 f4 46. Rxh5 f6 47. a5 Ne5+ 48. Kd4 Rf2 49. Rxe3 fxe3 50. Kxe3 Rxc2 51. Kd4 Ra2 52. Rh8+ Kd7 53. Ra8 Nc6+ 54. Ke4 Rxa5 55. Rxa5 Nxa5 56. Kf5 Ke7 57. h4 Kf7 58. h5 Nc4 59. Ke4 Kg7 60. Kf5 Nd6+ 61. Ke6 Ne4 62. c4 Nc5+ 63. Kf5 Kf7 64. h6 Nb7 65. c5 Nxc5 66. h7 1/2-1/2

