[Event "US Open-88"]
[Site "Portland"]
[Date "1987.08.12"]
[Round "10"]
[White "Nash, Edmund"]
[Black "Bollman, Dean"]
[Result "1-0"]
[ECO "C70"]
[WhiteElo "2020"]
[BlackElo "1702"]
[PlyCount "41"]
[EventDate "1987.08.02"]
[EventType "swiss"]
[EventRounds "12"]
[EventCountry "USA"]
[SourceTitle "EXT 1997"]
[Source "ChessBase"]
[SourceDate "1996.11.15"]
[SourceVersion "1"]
[SourceVersionDate "1996.11.15"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 b5 5. Bb3 Na5 6. d4 Nxb3 7. axb3 exd4 8. Nxd4 Bb7 9. 0-0 d6 10. Nc3 Qd7 11. Nd5 Ne7 12. c4 h5 13. Qe2 bxc4 14. Qxc4 Kd8 15. Bg5 Rc8 16. Rxa6 f6 17. Bxf6 Bxa6 18. Qxa6 gxf6 19. Nxf6 Ra8 20. Qxa8+ Qc8 21. Ne6# 1-0

[Event "US Open-88"]
[Site "Portland"]
[Date "1987.08.02"]
[Round "1"]
[White "Erickson, Mark"]
[Black "Bollman, Dean"]
[Result "1-0"]
[ECO "E11"]
[WhiteElo "2198"]
[BlackElo "1702"]
[PlyCount "55"]
[EventDate "1987.08.02"]
[EventType "swiss"]
[EventRounds "12"]
[EventCountry "USA"]
[SourceTitle "EXT 1997"]
[Source "ChessBase"]
[SourceDate "1996.11.15"]
[SourceVersion "1"]
[SourceVersionDate "1996.11.15"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nf3 Bb4+ 4. Bd2 Qe7 5. g3 Ne4 6. Bg2 Nxd2 7. Nbxd2 d5 8. 0-0 c6 9. Rc1 Nd7 10. Qc2 0-0 11. Rfd1 Bd6 12. e4 dxe4 13. Nxe4 Nf6 14. Rd2 Nxe4 15. Qxe4 f5 16. Qe2 f4 17. c5 Bb8 18. d5 cxd5 19. Rxd5 fxg3 20. fxg3 Qf6 21. Rh5 a5 22. Rc4 Qg6 23. Nd2 e5 24. Bd5+ Kh8 25. Be4 Bg4 26. Bxg6 Bxe2 27. Rxh7+ Kg8 28. Rch4 1-0

