[Event "1959 Idaho Closed"] [Site "?"] [Round "0"] [White "Cowan, Eugene L"] [Black "Vandenburg, R.S."] [Result "1-0"] [ECO "B06"] [Opening "Modern: Three Pawns Attack"] 1. e4 g6 2. d4 Bg7 3. f4 d6 4. c3 e6 5. Bd3 f5 6. Nf3 d5 7. e5 Nh6 8. Nbd2 Nd7 9. Ng5 Qe7 10. b3 Nf7 11. Ndf3 Nxg5 12. Nxg5 h6 13. Nf3 Bf8 14. Be3 Qg7 15. h3 Be7 16. Qe2 b6 17. Kd2 Bb7 18. g4 Kf7 19. Rag1 Qh7 20. Rg2 Rhg8 21. Rhg1 a5 22. h4 c5 23. h5 cxd4 24. Bxd4 gxh5 25. gxf5 exf5 26. e6+ Ke8 27. Rxg8+ Nf8 28. R1g7 {#r} 1-0