[Event "Midwest Masters op"]
[Site "Chicago"]
[Date "1986.??.??"]
[Round "2"]
[White "Tomas, John"]
[Black "Blocker, Calvin"]
[Result "0-1"]
[BlackElo "2380"]

1. c4 e5 2. Nc3 Bb4 3. Nf3 Bxc3 4. bxc3 Nc6 5. g3 d6 6. Bg2 f5 7. d3 Nf6 8. O-O O-O 9. Rb1 h6 10. Qc2 Qe8 11. c5 d5 12. e3 e4 13. Nd4 Ne5 14. dxe4 fxe4 15. f3 exf3 16. Nxf3 Nxf3+ 17. Bxf3 Ne4 18. c4 Bh3 19. Bg2 Rxf1+ 20. Bxf1 Bxf1 21. Kxf1 Qh5 0-1