[Event "USA-ch"]
[Site "Chicago"]
[Date "1974.??.??"]
[Round "13"]
[White "Soltis, Andrew E"]
[Black "Grefe, John Alan"]
[Result "1/2-1/2"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bc4 e6 7. Bb3 b5 8. O-O Be7 9. Qf3 Qc7 10. Qg3 O-O 11. Bh6 Ne8 12. a3 Kh8 13. Be3 Nf6 14. Rad1 Nc6 15. Rfe1 Na5 16. Ba2 Nc4 17. Bxc4 Qxc4 18. Bg5 Bb7 19. Qh4 Rfe8 20. Re3 Ng8 21. Bxe7 Rxe7 1/2-1/2