[Event "Santiago CALF op"]
[Site "Santiago de Chile"]
[Date "2004.06.19"]
[Round "9"]
[White "Pedreros, Ivan"]
[Black "Gomez, Pablo"]
[Result "0-1"]
[ECO "B50"]
[PlyCount "84"]
[EventDate "2004.06.21"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "CHI"]
[SourceTitle "EXT 2005"]
[Source "ChessBase"]
[SourceDate "2004.11.15"]
[SourceVersion "1"]
[SourceVersionDate "2004.11.15"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d3 g6 4. Be3 Nf6 5. Nc3 Bg7 6. d4 cxd4 7. Bxd4 e5 8. Be3 0-0 9. Nb5 Nxe4 10. Qe2 Qa5+ 11. c3 Bd7 12. Qd3 Bxb5 13. Qxb5 Qxb5 14. Bxb5 a6 15. Ba4 Nc6 16. Bc2 Nf6 17. 0-0 e4 18. Ng5 d5 19. Rad1 Rad8 20. Bb6 Rd7 21. c4 dxc4 22. Nxe4 Rxd1 23. Rxd1 Nxe4 24. Bxe4 Bxb2 25. Bc5 Rc8 26. Rb1 c3 27. Bd6 b5 28. Bf4 Nb4 29. Bb7 Rc4 30. Bh6 f6 31. Bd5+ Nxd5 32. Re1 Kf7 33. Rd1 Rh4 34. Bc1 Bxc1 35. Rxc1 b4 36. Rd1 Nb6 37. Rd6 c2 38. g3 c1Q+ 39. Kg2 Qc5 40. Rd3 Rxh2+ 41. Kxh2 Qxf2+ 42. Kh3 Qf1+ 0-1

[Event "Santiago CALF op"]
[Site "Santiago de Chile"]
[Date "2004.06.12"]
[Round "4"]
[White "Pedreros, Ivan"]
[Black "Gonzalez, Humberto"]
[Result "0-1"]
[ECO "C45"]
[BlackElo "2042"]
[PlyCount "50"]
[EventDate "2004.06.21"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "CHI"]
[SourceTitle "EXT 2005"]
[Source "ChessBase"]
[SourceDate "2004.11.15"]
[SourceVersion "1"]
[SourceVersionDate "2004.11.15"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Bc5 5. Be3 Qf6 6. c3 Nge7 7. Bd3 Nxd4 8. cxd4 Bxd4 9. Bxd4 Qxd4 10. Nd2 Qxd3 11. Qg4 0-0 12. Rd1 Qb5 13. b3 d5 14. a4 Bxg4 15. axb5 Bxd1 16. Kxd1 dxe4 17. Nxe4 Rad8+ 18. Nd2 Rd5 19. Re1 Nf5 20. g4 Nh4 21. Re7 Nf3 22. Ke2 Nxd2 23. Rxc7 Re8+ 24. Kd1 Nxb3+ 25. Kc2 Rc5+ 0-1

[Event "Santiago CALF op"]
[Site "Santiago de Chile"]
[Date "2004.06.12"]
[Round "8"]
[White "Tossi Saavedra, Rodrigo Andres"]
[Black "Pedreros, Ivan"]
[Result "1-0"]
[ECO "C40"]
[PlyCount "61"]
[EventDate "2004.06.21"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "CHI"]
[SourceTitle "EXT 2005"]
[Source "ChessBase"]
[SourceDate "2004.11.15"]
[SourceVersion "1"]
[SourceVersionDate "2004.11.15"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Bd6 3. Nc3 Nc6 4. Bc4 Qf6 5. d3 Nge7 6. 0-0 b6 7. Ng5 h6 8. Nxf7 Rh7 9. Nb5 Nd4 10. Nfxd6+ cxd6 11. Nc7+ Kd8 12. Nxa8 Ng6 13. c3 Nc6 14. Be3 Nf4 15. Qf3 g5 16. Rad1 Qg6 17. d4 g4 18. Qg3 h5 19. Qh4+ Ne7 20. dxe5 dxe5 21. Rd2 Qxe4 22. Bxf4 Qxf4 23. Bg8 Rh6 24. Rfd1 Qe4 25. Bd5 Qf5 26. c4 Rh8 27. b4 Rg8 28. c5 b5 29. Bxg8 Bb7 30. Rxd7+ Ke8 31. Qxe7# 1-0

[Event "Santiago CALF op"]
[Site "Santiago de Chile"]
[Date "2004.05.22"]
[Round "5"]
[White "Pedreros, Ivan"]
[Black "Gutierrez, Rodrigo"]
[Result "0-1"]
[ECO "B70"]
[PlyCount "58"]
[EventDate "2004.06.21"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "CHI"]
[SourceTitle "EXT 2005"]
[Source "ChessBase"]
[SourceDate "2004.11.15"]
[SourceVersion "1"]
[SourceVersionDate "2004.11.15"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Bg5 Bg7 7. Bb5+ Bd7 8. 0-0 0-0 9. Bxd7 Nbxd7 10. Nde2 Rc8 11. Bxf6 Nxf6 12. Nd5 Nxe4 13. Qd3 Nc5 14. Qe3 e6 15. Nb4 Bxb2 16. Rad1 Bg7 17. Qg3 Ne4 18. Qf4 d5 19. c3 Rc4 20. Rd4 Bxd4 21. Nxd4 Nxc3 22. Rc1 Ne2+ 23. Kf1 Nxf4 24. Ndc2 Qb6 25. a3 a5 26. Na2 Rfc8 27. Ne3 Rxc1+ 28. Nxc1 Rxc1+ 29. Nd1 Rxd1# 0-1

[Event "Santiago CALF op"]
[Site "Santiago de Chile"]
[Date "2004.05.01"]
[Round "2"]
[White "Cruz Bulnes, Domingo"]
[Black "Pedreros, Ivan"]
[Result "1-0"]
[ECO "D01"]
[WhiteElo "1887"]
[BlackElo "1326"]
[PlyCount "87"]
[EventDate "2004.06.21"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "CHI"]
[SourceTitle "EXT 2005"]
[Source "ChessBase"]
[SourceDate "2004.11.15"]
[SourceVersion "1"]
[SourceVersionDate "2004.11.15"]
[SourceQuality "1"]

1. d4 Nf6 2. Nc3 d5 3. Bg5 Nc6 4. Bxf6 gxf6 5. g3 Bf5 6. a3 e6 7. Bg2 Na5 8. b3 e5 9. b4 Nc4 10. Bxd5 Nb2 11. Qc1 Qd6 12. dxe5 fxe5 13. e4 Bg4 14. f3 Bh5 15. Qxb2 Bh6 16. Rd1 Be3 17. Bxf7+ Bxf7 18. Rxd6 cxd6 19. Nd5 Bd4 20. c3 Bxc3+ 21. Qxc3 0-0 22. Ne7+ Kh8 23. Ne2 Rfe8 24. Nf5 Rac8 25. Qb2 Bc4 26. Nxd6 Red8 27. Qxe5+ Kg8 28. Nxc4 Rxc4 29. Qe6+ Kf8 30. Qxc4 Re8 31. Kf2 Re7 32. Rd1 a6 33. Qc8+ Kf7 34. Rd7 b6 35. Rxe7+ Kxe7 36. e5 a5 37. Nd4 axb4 38. Qe6+ Kd8 39. axb4 b5 40. Qf7 h6 41. e6 Kc8 42. Nxb5 Kb8 43. Qc7+ Ka8 44. Qa7# 1-0

