[Event "Donihue U2200 op"]
[Site "Donihue"]
[Date "2014.01.31"]
[Round "2"]
[White "Rey Ahumada, Claudio"]
[Black "Matus Martinez, Mauricio Alejandro"]
[Result "0-1"]
[ECO "B23"]
[WhiteElo "1937"]
[BlackElo "2143"]
[PlyCount "82"]
[EventDate "2014.01.31"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "CHI"]
[SourceTitle "EXT 2015"]
[Source "ChessBase"]
[SourceDate "2014.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2014.11.20"]
[SourceQuality "1"]

1. e4 c5 2. Nc3 Nc6 3. f4 d6 4. Nf3 e6 5. Bc4 a6 6. a4 Nf6 7. d3 Be7 8. 0-0 0-0 9. Qe1 d5 10. Ba2 dxe4 11. dxe4 b5 12. e5 Nd5 13. Bxd5 exd5 14. axb5 Nb4 15. Qe2 Bf5 16. Ne1 d4 17. Ne4 axb5 18. Rxa8 Qxa8 19. Ng3 Qc8 20. Nxf5 Qxf5 21. g4 Qd7 22. f5 Re8 23. Nd3 c4 24. Nxb4 Bxb4 25. Rd1 Qd5 26. Bf4 Bc5 27. Qg2 Qxg2+ 28. Kxg2 Ra8 29. Kf3 Ra2 30. Bc1 Kf8 31. Ke4 Ra1 32. f6 g5 33. Kd5 Ba7 34. b3 d3 35. e6 fxe6+ 36. Kxe6 Bc5 37. cxd3 cxb3 38. f7 h6 39. d4 b2 40. dxc5 Ra6+ 41. c6 Rxc6+ 0-1

[Event "Santiago op"]
[Site "Santiago de Chile"]
[Date "1997.??.??"]
[Round "4"]
[White "Rey Ahumada, Claudio"]
[Black "Roman Alvarez, Oscar Carlos"]
[Result "0-1"]
[ECO "B76"]
[BlackElo "2115"]
[PlyCount "42"]
[EventDate "1997.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "CHI"]
[SourceTitle "EXT 1998"]
[Source "ChessBase"]
[SourceDate "1997.11.17"]
[SourceVersion "1"]
[SourceVersionDate "1997.11.17"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Be3 Bg7 7. f3 0-0 8. Qd2 Nc6 9. 0-0-0 Nxd4 10. Bxd4 Be6 11. g4 Qa5 12. Kb1 Rfc8 13. a3 a6 14. h4 b5 15. h5 Rab8 16. hxg6 fxg6 17. Bxf6 Bxf6 18. Qh6 Rxc3 19. Qxh7+ Kf8 20. Qh6+ Ke8 21. Qd2 b4 0-1

