[Event "Rio Grande Domingo op 20th"]
[Site "Lichess.org INT"]
[Date "2020.07.05"]
[Round "10"]
[White "Bazan Romero, Octavio"]
[Black "Perez, Mario"]
[Result "0-1"]
[ECO "B45"]
[BlackElo "1755"]
[PlyCount "116"]
[EventDate "2020.07.05"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "ARG"]
[SourceTitle "CBM 197 Extra"]
[Source "ChessBase"]
[SourceDate "2020.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2020.09.30"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nc6 5. Nc3 Nf6 6. Bg5 Be7 7. Bb5 0-0 8. 0-0 Ne5 9. Bxf6 Bxf6 10. Nf3 d6 11. Nxe5 Bxe5 12. Qd2 a6 13. Be2 b5 14. a3 Bb7 15. Rad1 Rc8 16. f3 Qf6 17. Kh1 Rfd8 18. Qe3 Bxc3 19. bxc3 Rxc3 20. Qb6 Qe7 21. Qa5 Rxc2 22. Bd3 Rcc8 23. Rc1 d5 24. Rxc8 Rxc8 25. exd5 Bxd5 26. Qxa6 Rd8 27. Bxb5 h5 28. Bd3 h4 29. Rc1 h3 30. Rc8 hxg2+ 31. Kxg2 Qg5+ 32. Kf2 Qh4+ 33. Ke3 g6 34. Rxd8+ Qxd8 35. a4 Qg5+ 36. f4 Qg1+ 37. Ke2 Qxh2+ 38. Ke3 Qg3+ 39. Kd2 Qxf4+ 40. Kc2 g5 41. Qc8+ Kg7 42. Qc7 Qxc7+ 43. Kd2 Qa5+ 44. Ke3 Qc3 45. Ke2 Bc4 46. Bxc4 Qxc4+ 47. Kf3 Qxa4 48. Kg3 Qf4+ 49. Kg2 g4 50. Kh1 g3 51. Kg2 Qf2+ 52. Kh3 f5 53. Kh4 g2+ 54. Kh5 Qf3+ 55. Kh4 Qf2+ 56. Kh5 Qe2+ 57. Kh4 g1Q 58. Kh3 Qeh2# 0-1

[Event "Rio Grande Domingo op 20th"]
[Site "Lichess.org INT"]
[Date "2020.07.05"]
[Round "3"]
[White "Campagnoli, Nahuel"]
[Black "Perez, Mario"]
[Result "1/2-1/2"]
[ECO "B07"]
[WhiteElo "1489"]
[BlackElo "1755"]
[PlyCount "168"]
[EventDate "2020.07.05"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "ARG"]
[SourceTitle "CBM 197 Extra"]
[Source "ChessBase"]
[SourceDate "2020.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2020.09.30"]
[SourceQuality "1"]

1. d4 Nf6 2. c3 g6 3. Bg5 Bg7 4. Nd2 0-0 5. e4 d6 6. Ngf3 h6 7. Bh4 Nbd7 8. Bd3 e5 9. 0-0 Qe8 10. h3 g5 11. Bg3 Nh5 12. Bh2 Nf4 13. Nc4 Qe7 14. Kh1 b5 15. Ne3 Nf6 16. Ng1 c6 17. Bc2 Bb7 18. g3 Ng6 19. Ng4 exd4 20. Nxf6+ Qxf6 21. cxd4 Qxd4 22. Qxd4 Bxd4 23. Rad1 c5 24. b3 f5 25. f3 fxe4 26. fxe4 Ne5 27. Ne2 Nf3 28. Nxd4 Nxd4 29. Bb1 a5 30. Bg1 Rae8 31. Bxd4 cxd4 32. Rxf8+ Kxf8 33. Rxd4 Ke7 34. Kg2 Ke6 35. Kf3 Ke5 36. Ke3 Rf8 37. Bd3 Rc8 38. Bxb5 Rc3+ 39. Rd3 Rc1 40. Bd7 Re1+ 41. Kf2 Rxe4 42. Bg4 Rd4 43. Rxd4 Kxd4 44. Ke2 Kc3 45. Be6 Kd4 46. Bc4 d5 47. Bd3 Kc3 48. h4 d4 49. hxg5 hxg5 50. Bc4 Kb2 51. a4 Ka3 52. Kd3 Kb4 53. Kxd4 Bf3 54. Ke5 g4 55. Kf4 Bd1 56. Be6 Be2 57. Ke3 Bf3 58. Kd2 Kc5 59. Kc3 Kd6 60. Bf5 Kc5 61. Bd3 Bd5 62. Bc4 Bf3 63. Be6 Bd1 64. Bf5 Be2 65. Bd3 Bf3 66. Kd2 Bd5 67. Kc3 Bf3 68. Bc4 Bd1 69. Kd2 Bf3 70. Ke3 Bd1 71. Kf4 Kb4 72. Be6 Be2 73. Ke3 Bf3 74. Kf4 Bd1 75. Bxg4 Bxb3 76. Bd7 Kc5 77. g4 Kd6 78. Bb5 Ke7 79. g5 Kf8 80. Ke5 Kg7 81. Kd6 Kg6 82. Kc6 Kxg5 83. Kb6 Kf4 84. Kxa5 Bxa4 1/2-1/2

[Event "Rio Grande Domingo op 20th"]
[Site "Lichess.org INT"]
[Date "2020.07.05"]
[Round "8"]
[White "Ortega Villalobos, Jhon"]
[Black "Perez, Mario"]
[Result "1-0"]
[ECO "B45"]
[BlackElo "1755"]
[PlyCount "157"]
[EventDate "2020.07.05"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "ARG"]
[SourceTitle "CBM 197 Extra"]
[Source "ChessBase"]
[SourceDate "2020.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2020.09.30"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nc6 5. Nc3 Nf6 6. Nxc6 bxc6 7. Bg5 Be7 8. e5 Nd5 9. Bxe7 Qxe7 10. Nxd5 cxd5 11. Bd3 0-0 12. 0-0 d6 13. f4 dxe5 14. fxe5 Qg5 15. Qe2 Rb8 16. b3 Rb4 17. Rf3 Rg4 18. Rh3 g6 19. Rf1 d4 20. Rff3 Bb7 21. Rfg3 h5 22. Rxg4 Qxg4 23. Rg3 Qxe2 24. Bxe2 Kh7 25. Rd3 Rd8 26. Kf2 Be4 27. Rd2 Kg7 28. Bd3 Bf5 29. g3 Kf8 30. Bc4 Ke7 31. Kf3 g5 32. Bf1 Rd5 33. h3 Kd7 34. g4 hxg4+ 35. hxg4 Bg6 36. Bd3 Kc6 37. Bxg6 fxg6 38. Ke4 Kc5 39. a3 a5 40. Rd3 Rd8 41. c3 Kb5 42. c4+ Kc5 43. b4+ axb4 44. axb4+ Kxc4 45. b5 Kxb5 46. Rxd4 Rf8 47. Kd3 Rf3+ 48. Ke4 Rf4+ 49. Kd3 Rf3+ 50. Kc2 Kc5 51. Re4 Rg3 52. Ra4 Kd5 53. Ra5+ Ke4 54. Ra6 Kxe5 55. Ra5+ Kf4 56. Ra6 e5 57. Rxg6 Rxg4 58. Rf6+ Ke4 59. Kd2 Rg2+ 60. Kc3 g4 61. Rg6 g3 62. Rg4+ Kf3 63. Rg8 e4 64. Kd4 e3 65. Rf8+ Ke2 66. Re8 Rf2 67. Rxe3+ Kf1 68. Rxg3 Rd2+ 69. Ke5 Rd8 70. Kf5 Rf8+ 71. Ke5 Rf2 72. Ke4 Re2+ 73. Kf3 Rf2+ 74. Ke3 Re2+ 75. Kd3 Re1 76. Kd2 Re8 77. Rf3+ Kg2 78. Re3 Kf2 79. Rxe8 1-0

[Event "Rio Grande Domingo op 20th"]
[Site "Lichess.org INT"]
[Date "2020.07.05"]
[Round "4"]
[White "Perez, Mario"]
[Black "Astiaza, Santiago"]
[Result "0-1"]
[ECO "E85"]
[WhiteElo "1755"]
[PlyCount "86"]
[EventDate "2020.07.05"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "ARG"]
[SourceTitle "CBM 197 Extra"]
[Source "ChessBase"]
[SourceDate "2020.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2020.09.30"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. f3 0-0 6. Be3 e5 7. d5 Nbd7 8. Nge2 a6 9. g4 h6 10. Ng3 Re8 11. Qd2 Kh7 12. 0-0-0 Nc5 13. h4 a5 14. g5 Ng8 15. h5 hxg5 16. hxg6+ Kxg6 17. Qh2 Bh6 18. Qh5+ Kg7 19. Be2 Qf6 20. Rdg1 Qg6 21. Qh2 c6 22. Rg2 a4 23. Rhg1 f6 24. Nh5+ Kf7 25. f4 exf4 26. Nxf4 Qh7 27. Bh5+ Kf8 28. Bxe8 Kxe8 29. Nh5 Qe7 30. Bxc5 dxc5 31. Rf2 Bg7 32. Re1 a3 33. b3 f5 34. e5 f4 35. Rfe2 Bg4 36. Nxg7+ Qxg7 37. Re4 Bf5 38. R4e2 Kd8 39. e6 Qxc3+ 40. Kd1 Qa1+ 41. Kd2 Qxa2+ 42. Kd1 Qxb3+ 43. Kd2 Qc2# 0-1

[Event "Rio Grande Domingo op 20th"]
[Site "Lichess.org INT"]
[Date "2020.07.05"]
[Round "5"]
[White "Perez, Mario"]
[Black "Furtado, Andres"]
[Result "0-1"]
[ECO "E94"]
[WhiteElo "1755"]
[PlyCount "55"]
[EventDate "2020.07.05"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "ARG"]
[SourceTitle "CBM 197 Extra"]
[Source "ChessBase"]
[SourceDate "2020.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2020.09.30"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 d6 3. Nc3 e5 4. d5 g6 5. e4 Bg7 6. Nf3 0-0 7. Be2 a5 8. a4 Na6 9. 0-0 Nc5 10. Nd2 Ne8 11. Qc2 f5 12. f4 exf4 13. Rxf4 Bd7 14. Nb3 Nxb3 15. Qxb3 b6 16. Rf1 Qh4 17. Bd2 Bd4+ 18. Kh1 Be5 19. h3 Qg3 20. Kg1 Qh2+ 21. Kf2 Bd4+ 22. Be3 Qf4+ 23. Ke1 Qxe3 24. exf5 Bxf5 25. g4 Bd3 26. Rxf8+ Kxf8 27. Kd1 Bxc3 28. Qxc3 0-1

[Event "Rio Grande Domingo op 20th"]
[Site "Lichess.org INT"]
[Date "2020.07.05"]
[Round "7"]
[White "Perez, Mario"]
[Black "Garcia, Edgardo Manuel"]
[Result "1-0"]
[ECO "E85"]
[WhiteElo "1755"]
[BlackElo "1759"]
[PlyCount "79"]
[EventDate "2020.07.05"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "ARG"]
[SourceTitle "CBM 197 Extra"]
[Source "ChessBase"]
[SourceDate "2020.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2020.09.30"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 d6 3. Nc3 g6 4. e4 Bg7 5. f3 0-0 6. Be3 Nc6 7. Nge2 e5 8. d5 Ne7 9. Qd2 a6 10. g4 Rb8 11. Ng3 Bd7 12. 0-0-0 b5 13. h4 b4 14. Nce2 a5 15. h5 a4 16. Kb1 Qc8 17. Bh6 Ne8 18. Bxg7 Nxg7 19. hxg6 fxg6 20. Bg2 b3 21. a3 Qa6 22. Qc3 Nc8 23. Nc1 Nb6 24. Bf1 Qa7 25. Rd2 Be8 26. Rdh2 h5 27. gxh5 gxh5 28. Qe3 c6 29. Qg5 cxd5 30. cxd5 Qc7 31. Bd3 Rxf3 32. Nxh5 Rxd3 33. Nxd3 Bxh5 34. Rxh5 Qc2+ 35. Ka1 Qxd3 36. Rh8+ Kf7 37. Rxb8 Qxe4 38. Rb7+ Nd7 39. Rxd7+ Kg8 40. Qxg7# 1-0

[Event "Rio Grande Domingo op 20th"]
[Site "Lichess.org INT"]
[Date "2020.07.05"]
[Round "2"]
[White "Perez, Mario"]
[Black "Grushka, Carlos"]
[Result "0-1"]
[ECO "D32"]
[WhiteElo "1755"]
[BlackElo "2247"]
[PlyCount "50"]
[EventDate "2020.07.05"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "ARG"]
[SourceTitle "CBM 197 Extra"]
[Source "ChessBase"]
[SourceDate "2020.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2020.09.30"]
[SourceQuality "1"]

1. d4 e6 2. c4 d5 3. Nc3 c5 4. cxd5 exd5 5. Nf3 Nc6 6. Bg5 Be7 7. Bxe7 Ngxe7 8. e3 c4 9. Be2 Be6 10. 0-0 0-0 11. b3 Qa5 12. Na4 Rac8 13. Nc5 b5 14. bxc4 bxc4 15. h3 h6 16. Nxe6 fxe6 17. Qc2 Rb8 18. Rfc1 Rb6 19. Rab1 Rfb8 20. Rxb6 axb6 21. e4 Nb4 22. Qb1 Nxa2 23. exd5 Nxc1 24. Qxc1 exd5 25. Ne5 b5 0-1

[Event "Rio Grande Domingo op 20th"]
[Site "Lichess.org INT"]
[Date "2020.07.05"]
[Round "11"]
[White "Perez, Mario"]
[Black "Medina, Ramos Leonardo"]
[Result "1-0"]
[ECO "D12"]
[WhiteElo "1755"]
[BlackElo "1458"]
[PlyCount "21"]
[EventDate "2020.07.05"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "ARG"]
[SourceTitle "CBM 197 Extra"]
[Source "ChessBase"]
[SourceDate "2020.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2020.09.30"]
[SourceQuality "1"]

1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. Nc3 Bf5 5. e3 e6 6. Ne5 Nbd7 7. g4 Bg6 8. h4 Nxe5 9. dxe5 Nd7 10. h5 Be4 11. f3 1-0

[Event "Rio Grande Domingo op 20th"]
[Site "Lichess.org INT"]
[Date "2020.07.05"]
[Round "9"]
[White "Perez, Mario"]
[Black "Sandoval, Julio Cesar"]
[Result "0-1"]
[ECO "A87"]
[WhiteElo "1755"]
[BlackElo "1676"]
[PlyCount "66"]
[EventDate "2020.07.05"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "ARG"]
[SourceTitle "CBM 197 Extra"]
[Source "ChessBase"]
[SourceDate "2020.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2020.09.30"]
[SourceQuality "1"]

1. d4 f5 2. c4 Nf6 3. Nf3 g6 4. Nc3 Bg7 5. g3 c6 6. Bg2 0-0 7. 0-0 d5 8. Qc2 Ne4 9. b3 e6 10. Bb2 Nd7 11. e3 Ndf6 12. Ne2 g5 13. Rac1 g4 14. Ne5 Nd7 15. Nf4 Nxe5 16. dxe5 Qg5 17. Rfe1 h5 18. h4 gxh3 19. Nxh3 Qg4 20. f3 Qxg3 21. fxe4 fxe4 22. Rf1 Bd7 23. Rf4 Bh6 24. Rxf8+ Rxf8 25. Bd4 b6 26. cxd5 c5 27. Bc3 exd5 28. Be1 Qxe3+ 29. Bf2 Qd3 30. Qxd3 exd3 31. Rd1 d2 32. Kf1 Bg4 33. Bxd5+ Kg7 0-1

[Event "Rio Grande Domingo op 20th"]
[Site "Lichess.org INT"]
[Date "2020.07.05"]
[Round "6"]
[White "Prohorov, Olexandr"]
[Black "Perez, Mario"]
[Result "1-0"]
[ECO "B22"]
[WhiteElo "2086"]
[BlackElo "1755"]
[PlyCount "47"]
[EventDate "2020.07.05"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "ARG"]
[SourceTitle "CBM 197 Extra"]
[Source "ChessBase"]
[SourceDate "2020.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2020.09.30"]
[SourceQuality "1"]

1. e4 c5 2. c3 e6 3. d4 cxd4 4. cxd4 Nc6 5. Nc3 Nf6 6. e5 Nd5 7. Bc4 Nb6 8. Bb3 d6 9. exd6 Bxd6 10. Qg4 Qf6 11. Nf3 0-0 12. 0-0 e5 13. dxe5 Nxe5 14. Qh5 Nxf3+ 15. gxf3 g6 16. Ne4 Qe5 17. Qh4 Be7 18. Bg5 Bxg5 19. Nxg5 Qg7 20. Rfe1 Bd7 21. Ne4 Be6 22. Nf6+ Kh8 23. Bxe6 fxe6 24. Rxe6 1-0

[Event "ARG-ch U16"]
[Site "Argentina"]
[Date "2001.??.??"]
[Round "3"]
[White "Mazziotti Irigoyen, Gabriel"]
[Black "Perez, Mario"]
[Result "1-0"]
[ECO "B41"]
[WhiteElo "2169"]
[PlyCount "63"]
[EventDate "2001.??.??"]
[EventType "swiss"]
[EventRounds "4"]
[EventCountry "ARG"]
[SourceTitle "EXT 2003"]
[Source "ChessBase"]
[SourceDate "2002.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2002.11.25"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 a6 5. c4 Nf6 6. Bd3 Bb4+ 7. Nc3 Nc6 8. Be3 d6 9. Nxc6 bxc6 10. Qa4 Bxc3+ 11. bxc3 Qd7 12. c5 0-0 13. Rd1 e5 14. cxd6 Qxd6 15. Qa5 Qe6 16. 0-0 Ng4 17. Bc5 Re8 18. f3 Nf6 19. Bc2 Nd7 20. Bb3 Qg6 21. Rd6 Qg5 22. Qc7 Rb8 23. Rfd1 Rxb3 24. axb3 Nxc5 25. Rd8 Bd7 26. R1xd7 Nxd7 27. Rxe8+ Nf8 28. Qd8 Qe3+ 29. Kf1 h6 30. Rxf8+ Kh7 31. Rxf7 Qxc3 32. Qd7 1-0

[Event "ARG-ch U16"]
[Site "Argentina"]
[Date "2001.??.??"]
[Round "1"]
[White "Perez, Mario"]
[Black "Real de Azua, Ernesto"]
[Result "0-1"]
[ECO "E59"]
[BlackElo "2209"]
[PlyCount "74"]
[EventDate "2001.??.??"]
[EventType "swiss"]
[EventRounds "4"]
[EventCountry "ARG"]
[SourceTitle "EXT 2003"]
[Source "ChessBase"]
[SourceDate "2002.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2002.11.25"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 0-0 5. Bd3 d5 6. Nf3 c5 7. a3 Bxc3+ 8. bxc3 Nc6 9. 0-0 Qc7 10. Qc2 dxc4 11. Bxc4 e5 12. Bd3 Bg4 13. Nxe5 Nxe5 14. dxe5 Qxe5 15. Bb2 Rfd8 16. c4 Qd6 17. Bf5 Qd2 18. Qxd2 Rxd2 19. Bc3 Rd6 20. Bc2 Be6 21. Rfc1 Rad8 22. Rab1 b6 23. Be5 Rd2 24. Bc3 Rxc2 25. Rxc2 Bf5 26. Rcb2 Bxb1 27. Rxb1 Rd3 28. Bb2 Ne4 29. a4 Nd2 30. Rc1 Nxc4 31. Bc3 Nd2 32. Rc2 Ne4 33. Be1 Kf8 34. Kf1 Ke7 35. a5 Kd7 36. Ra2 Kc6 37. Ra4 Nf6 0-1

[Event "PAN-ch"]
[Site "Panama"]
[Date "1999.11.05"]
[Round "3"]
[White "Quiroz, Eliezer"]
[Black "Perez, Mario"]
[Result "0-1"]
[ECO "E61"]
[PlyCount "116"]
[EventDate "1999.11.04"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "PAN"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. Nf3 d6 5. Bg5 0-0 6. e3 c5 7. Be2 cxd4 8. exd4 Nc6 9. 0-0 h6 10. Be3 a6 11. h3 e5 12. Qd2 Kh7 13. Rfd1 e4 14. Nh2 Re8 15. d5 Ne5 16. Qc2 Ned7 17. Bd4 h5 18. Re1 Qc7 19. Rad1 Ne5 20. b3 Bf5 21. Bxe5 Rxe5 22. Nf1 e3 23. Bd3 exf2+ 24. Kxf2 Qc5+ 25. Kg3 Bxd3 26. Qxd3 Rae8 27. Rxe5 Rxe5 28. Kh2 h4 29. Qd4 Qxd4 30. Rxd4 g5 31. Rd1 Nh5 32. Nd2 Re3 33. Nce4 Be5+ 34. Kh1 Kg6 35. c5 dxc5 36. Nxc5 Ng3+ 37. Kg1 Bd4 38. Kh2 Bxc5 39. Nc4 Re8 40. d6 Rd8 41. d7 Kf6 42. Na5 Bb6 43. Nxb7 Ke6 44. Nxd8+ Bxd8 45. a4 Nf5 46. a5 Nd6 47. g3 hxg3+ 48. Kxg3 Bxa5 49. Ra1 Bc7 50. Rxa6 Kxd7 51. h4 gxh4+ 52. Kxh4 Ke6 53. Ra1 Ke5 54. Re1+ Ne4 55. b4 f5 56. b5 Kd4 57. Rf1 Ke5 58. Kh5 Ng3+ 0-1

[Event "PAN-ch"]
[Site "Panama"]
[Date "1999.11.04"]
[Round "1"]
[White "Perez, Mario"]
[Black "Manzo, Wilson"]
[Result "1/2-1/2"]
[ECO "A58"]
[PlyCount "120"]
[EventDate "1999.11.04"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "PAN"]
[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 b5 4. cxb5 a6 5. bxa6 Bxa6 6. Nc3 g6 7. Nf3 Bg7 8. g3 0-0 9. Bg2 d6 10. 0-0 Qb6 11. Qc2 Nbd7 12. h3 Qb7 13. Rd1 Nb6 14. e4 Nfd7 15. b3 c4 16. Rb1 cxb3 17. axb3 Rfc8 18. Nd4 Qc7 19. Bb2 Nb8 20. Qd2 Qd7 21. Kh2 Ra7 22. h4 Qe8 23. Bh3 N6d7 24. Ncb5 Rb7 25. Na3 Rbc7 26. Rdc1 Ne5 27. Rxc7 Rxc7 28. Rc1 Rxc1 29. Bxc1 Nd3 30. Nf3 Qd8 31. Nc4 Nxc1 32. Qxc1 Qc7 33. Nfd2 Qc5 34. Kg1 Bd4 35. Qe1 Qb4 36. Qd1 Qc3 37. Kg2 Qd3 38. Qf3 Qc2 39. h5 Bc3 40. hxg6 hxg6 41. Qe3 Bxc4 42. Nxc4 Qxb3 43. Na5 Qc2 44. Nc6 Nxc6 45. dxc6 Ba5 46. Bd7 Qc5 47. Qxc5 dxc5 48. Kf3 e6 49. Ke3 Kf8 50. f4 f6 51. Kd3 Ke7 52. Kc4 Kd6 53. Kb5 Bd8 54. f5 g5 55. g4 Bc7 56. Bxe6 Bd8 57. Bd5 Bc7 58. Ka6 Bd8 59. Kb7 Bc7 60. Kc8 Ba5 1/2-1/2

[Event "Santiago ARAIS tt-B"]
[Site "Santiago de Chile"]
[Date "1992.??.??"]
[Round "?"]
[White "Cid, Rogelio"]
[Black "Perez, Mario"]
[Result "0-1"]
[ECO "D00"]
[PlyCount "44"]
[EventDate "1992.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "CHI"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. d4 d5 2. b3 e6 3. Nc3 Bb4 4. Bb2 Nf6 5. a3 Bxc3+ 6. Bxc3 Ne4 7. Bb2 Nc6 8. f3 Nd6 9. e3 0-0 10. Ne2 Nf5 11. Qd2 Qg5 12. f4 Qe7 13. a4 a5 14. Ba3 Nd6 15. Nc3 Na7 16. g3 f6 17. h4 c6 18. h5 e5 19. fxe5 fxe5 20. dxe5 Qxe5 21. 0-0-0 Ne4 22. Nxe4 Qa1# 0-1

[Event "Santiago ARAIS tt-B"]
[Site "Santiago de Chile"]
[Date "1992.??.??"]
[Round "?"]
[White "Estay, Guillermo"]
[Black "Perez, Mario"]
[Result "1-0"]
[ECO "C02"]
[PlyCount "53"]
[EventDate "1992.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "CHI"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. e4 d5 2. e5 e6 3. d4 h6 4. Nf3 Bd7 5. g3 Nc6 6. Bg2 f6 7. c3 g5 8. 0-0 f5 9. Ne1 f4 10. Qh5+ Ke7 11. b3 Be8 12. Qf3 Na5 13. Ba3+ Kf7 14. gxf4 Bxa3 15. fxg5+ Ke7 16. Nxa3 hxg5 17. Qg4 Kd7 18. Bxd5 Qe7 19. Nc4 Bh5 20. Bxe6+ Kd8 21. Qf5 Nh6 22. Qf6 Qxf6 23. exf6 Nxc4 24. Bxc4 Kd7 25. Ng2 Bf7 26. Bxf7 Nxf7 27. Ne3 1-0

[Event "Santiago ARAIS tt-B"]
[Site "Santiago de Chile"]
[Date "1992.??.??"]
[Round "?"]
[White "Figueroa Munoz, Samuel"]
[Black "Perez, Mario"]
[Result "1-0"]
[ECO "B01"]
[PlyCount "37"]
[EventDate "1992.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "CHI"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. e4 d5 2. exd5 Qxd5 3. Nc3 Qe6+ 4. Be2 Qd6 5. Nf3 e5 6. 0-0 Bd7 7. d4 f6 8. dxe5 fxe5 9. Bc4 Ne7 10. Qe2 a6 11. Rd1 Qf6 12. Nxe5 b5 13. Bf7+ Kd8 14. Nxd7 Nxd7 15. Be6 Kc8 16. Rxd7 Kb7 17. Nxb5 Nd5 18. Bxd5+ Kc8 19. Qe8+ 1-0

[Event "Santiago ARAIS tt-B"]
[Site "Santiago de Chile"]
[Date "1992.??.??"]
[Round "?"]
[White "Perez, Jose Miguel"]
[Black "Perez, Mario"]
[Result "1-0"]
[ECO "D10"]
[PlyCount "59"]
[EventDate "1992.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "CHI"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. c4 c6 2. e3 d5 3. d4 e6 4. c5 b6 5. b4 b5 6. Bd3 a5 7. Bd2 axb4 8. Bxb4 Na6 9. Bd2 Nf6 10. Ne2 Qc7 11. Ng3 g6 12. 0-0 h5 13. e4 dxe4 14. Bxe4 Bg7 15. h4 Ng4 16. Be3 Nb4 17. a3 f5 18. Bf3 f4 19. Bxg4 fxe3 20. Bh3 Nd5 21. Ne4 Rf8 22. Nd6+ Kd7 23. Qd3 Rf6 24. fxe3 Rxf1+ 25. Kxf1 Ba6 26. Qxg6 Nxe3+ 27. Kg1 Nf5 28. Bxf5 exf5 29. Qf7+ Kd8 30. Qe8# 1-0

