[Event "USA-ch"]
[Site "Estes Park"]
[Date "1987.??.??"]
[Round "11"]
[White "Gulko, Boris F"]
[Black "Wilder, Michael"]
[Result "1/2-1/2"]
[WhiteElo "2565"]
[BlackElo "2505"]

1. d4 Nf6 2. c4 c5 3. d5 b5 4. Nf3 Bb7 5. Bg5 Ne4 6. Bf4 bxc4 7. Nc3 Qa5 8. Bd2 Nxd2 9. Nxd2 Ba6 10. e4 g6 11. Qa4 Qb6 12. Rb1 1/2-1/2