[Event "Soest"] [Site "?"] [Round "0"] [White "Kramer"] [Black "Koomen"] [Result "1-0"] [ECO "D31"] [Opening "Semi-Slav: 4.e3"] 1. d4 d5 2. c4 e6 3. Nc3 c6 4. e3 f5 5. f4 Nh6 6. Nf3 Be7 7. Be2 O-O 8. O-O Kh8 9. Bd2 Rg8 {In contrast with both of the foregoing examples Black here goes straight for his target, and already threatens ... Pg5. The fact that White nevertheless keeps teh upper hand speaks well for the effectiveness of the Anti-Stonewall} 10. g3 $1 Nf7 (10... g5 11. fxg5 Bxg5 12. Nxg5 Qxg5 13. e4) 11. c5 g5 12. b4 Nd7 13. b5 gxf4 14. exf4 Nf6 15. bxc6 bxc6 16. Qa4 Qc7 17. Rab1 Ne4 18. Nxe4 dxe4 19. Ne5 Nxe5 20. fxe5 Qd7 {Black's action on the g-file is halted, while White's on the Queenside has achieved important results - an open b-file, and weak pawns at a7, c6 and e6} 21. Be3 Qc7 22. Rb3 Bd7 23. Rfb1 Rgb8 24. Bd2 Bd8 25. Ba6 Rxb3 26. Qxb3 Kg8 27. Bc4 (27. Qb7 Qxb7 28. Rxb7 Bc8 $1) 27... Kf7 28. Rf1 $1 {A sudden switch to the Kingside leads to a rapidly decisive attack - a typical occurence in this sort of positions} 28... Ke7 29. Qe3 Be8 30. Qh6 Bf7 (30... Bg6 31. Qg7+ Ke8 32. Qg8+) 31. Qxh7 Kf8 (31... -- 32. Rxf5) 32. Qh8+ Ke7 33. Qg7 Ke8 34. Bh6 Be7 35. Qh8+ 1-0