[Event "US Open-88"]
[Site "Portland"]
[Date "1987.08.03"]
[Round "2"]
[White "Ansted, Marv"]
[Black "Walder, Michael S"]
[Result "1-0"]
[ECO "D05"]
[WhiteElo "1976"]
[BlackElo "234"]
[PlyCount "49"]
[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 d5 2. Nf3 e6 3. e3 Nf6 4. Bd3 c5 5. c3 Nc6 6. Nbd2 Bd6 7. e4 cxd4 8. cxd4 dxe4 9. Nxe4 Nxe4 10. Bxe4 0-0 11. 0-0 Qc7 12. Re1 Nb4 13. Ng5 h6 14. Nh7 Rd8 15. Nf6+ gxf6 16. Bxh6 f5 17. Qh5 Bf4 18. Rac1 Qd6 19. Rc3 Qxd4 20. Bxf4 Kf8 21. Bh6+ Ke8 22. Bxb7 Rb8 23. Bxc8 Rdxc8 24. Rxe6+ Kd8 25. Bg5+ 1-0

[Event "Northwest Chess December op"]
[Site "Seattle"]
[Date "1985.12.??"]
[Round "?"]
[White "Chalfen, Allen"]
[Black "Ansted, Marv"]
[Result "0-1"]
[ECO "A48"]
[PlyCount "72"]
[EventDate "1985.12.??"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "USA"]
[SourceTitle "EXT 2004"]
[Source "ChessBase"]
[SourceDate "2003.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2003.11.25"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 g6 3. Bg5 Bg7 4. Qc1 c5 5. c3 cxd4 6. cxd4 Nc6 7. Nc3 Qa5 8. Bd2 Qb6 9. e3 d6 10. d5 Nb4 11. Bb5+ Bd7 12. Bxd7+ Kxd7 13. 0-0 Nfxd5 14. e4 Nxc3 15. bxc3 Nd3 16. Qc2 Ne5 17. Nd4 Nc6 18. Rab1 Qa6 19. Be3 Rhc8 20. Qb3 Nd8 21. Nb5 Ke8 22. f4 Qc6 23. Bxa7 Rxa7 24. Kh1 Ra5 25. a4 Qc4 26. Qb2 Qxa4 27. e5 Rxb5 28. Qxb5+ Qxb5 29. Rxb5 Rxc3 30. exd6 exd6 31. h3 Rc5 32. Rb3 d5 33. Re3+ Kd7 34. Rfe1 Ne6 35. g4 d4 36. Re4 b5 0-1

