[Event "Lima Ingenieros CC op 1st"]
[Site "Lima"]
[Date "2012.??.??"]
[Round "1"]
[White "Barrera, Carlos"]
[Black "Sosa, Miguel"]
[Result "1-0"]
[ECO "A29"]
[PlyCount "39"]
[EventDate "2012.04.12"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "PER"]
[SourceTitle "EXT 2013"]
[Source "ChessBase"]
[SourceDate "2012.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2012.11.22"]
[SourceQuality "1"]

1. c4 e5 2. Nc3 Nf6 3. g3 Bc5 4. Bg2 0-0 5. Nf3 Nc6 6. 0-0 a6 7. Nxe5 Nxe5 8. d4 Nxc4 9. dxc5 h6 10. f4 Ng4 11. Qd3 Na5 12. b4 Nc6 13. h3 Nxb4 14. Qb1 Nxa2 15. Rxa2 Nf6 16. Bxb7 Rb8 17. Rb2 c6 18. f5 Qa5 19. Rf3 Qxc5+ 20. Be3 1-0

[Event "Lima Ingenieros CC op 1st"]
[Site "Lima"]
[Date "2012.??.??"]
[Round "2"]
[White "Chavez Mendoza, Sergio"]
[Black "Sosa, Miguel"]
[Result "1-0"]
[ECO "D02"]
[PlyCount "71"]
[EventDate "2012.04.12"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "PER"]
[SourceTitle "EXT 2013"]
[Source "ChessBase"]
[SourceDate "2012.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2012.11.22"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 h6 3. e3 Nf6 4. Bd3 b6 5. b3 Ba6 6. Bb2 e6 7. a3 Bxd3 8. Qxd3 Bd6 9. Nbd2 0-0 10. 0-0 Nbd7 11. Rac1 c5 12. h3 Re8 13. Ne5 cxd4 14. exd4 Nh7 15. f4 Nxe5 16. dxe5 Bc5+ 17. Kh1 f6 18. b4 Be7 19. Qg6 f5 20. Qxe6+ Kh8 21. Qxf5 d4 22. Nb3 Qc8 23. Qf7 Qd8 24. Nxd4 Rf8 25. Qg6 Qe8 26. Qg4 Rg8 27. Nf5 Bd8 28. e6 Bf6 29. Nd6 Bxb2 30. Nf7+ Qxf7 31. exf7 Rgf8 32. Rb1 Bf6 33. Qg6 Rac8 34. Rbe1 Rc7 35. Re8 Rcxf7 36. Qxf7 1-0

[Event "Lima Ingenieros CC op 1st"]
[Site "Lima"]
[Date "2012.??.??"]
[Round "4"]
[White "Venegas Camino, David"]
[Black "Sosa, Miguel"]
[Result "1-0"]
[ECO "C70"]
[PlyCount "31"]
[EventDate "2012.04.12"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "PER"]
[SourceTitle "EXT 2013"]
[Source "ChessBase"]
[SourceDate "2012.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2012.11.22"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 Nge7 4. c3 a6 5. Ba4 b5 6. Bb3 d6 7. h3 h6 8. d4 exd4 9. cxd4 d5 10. e5 Nf5 11. Nc3 Bb4 12. 0-0 Be6 13. Ne2 0-0 14. g4 Nh4 15. Nh2 Ne7 16. f4 1-0

