[Event "Amsterdam"] [Site "?"] [Round "0"] [White "Kmoch"] [Black "Prins"] [Result "1-0"] [ECO "D90"] [Opening "Gruenfeld: Three Knights Variation"] {A well known position in the Grunfeld Defence} 1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. Nf3 Bg7 5. Qb3 dxc4 6. Qxc4 O-O 7. e4 b6 $2 8. e5 Be6 9. exf6 Bxc4 10. fxg7 Kxg7 11. Bxc4 {White dominats the game. An examination of the position revelas that Black can undertake nothing, while hiw own position is beset with perils. It is noteworthy that it is the weakening produced by the fianchetto which particularly hampers him. If only the b-pawn were unmoved, his game might get be tenable.} 11... Nc6 12. Be3 Nb4 (12... Na5) 13. O-O Nc2 14. Rad1 Nxe3 15. fxe3 c5 {A blunder which puts an untimely end to the fight. Even with best play the game could not have been saved in the long run.} 16. Ng5 $1 e6 17. Rxf7+ $1 Rxf7 (17... Kh6 18. Rxh7+ Kxg5 19. h4+ Kg4 20. Be2+ Rf3 (20... Kg3 21. Ne4#) 21. Bxf3+ Kf5 22. Rf7+ Qf6 23. g4#) 18. Nxe6+ 1-0