[Event "Luik"] [Site "?"] [Round "0"] [White "Rubinstein"] [Black "Weenink"] [Result "0-1"] [ECO "D51"] [Opening "QGD: 4.Bg5 Nbd7 5.e3 c6"] {White plays Pe4 in the Queen's Gambit Exchange Variation} 1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Bg5 Nbd7 5. e3 c6 6. cxd5 exd5 7. Bd3 Be7 8. Qc2 O-O 9. Nf3 Re8 10. O-O Nf8 { White's best plan is the Minority attack - Rab1 followed soon by Pb4-b5.} 11. Nd2 g6 $1 {Excellent stratagem first worked out by Samisch. The idea behind this move, which at first sight appears to be a pointless weakening of the Kingside, is to play ... Nf8-e6-g7 followed by ... Bf5, forcing the strategically desirable trade of light squared Bishops} 12. Rfe1 Ne6 13. Bh4 Ng7 14. f3 {Intending to meet Black's plan with Pe4, but there is a tactical flw in White's idea} 14... Bf5 15. e4 (15. Bf2 { reinforcing d4 in preparation for Pe4} 15... Bxd3 16. Qxd3 Ne6 17. e4 dxe4 18. fxe4 Ng4 19. Nf3 Nxf2 20. Kxf2 Qb6 {White's d-pawn is vulnerable}) 15... dxe4 16. fxe4 Nxe4 $1 {The shot White overlooked} (16... Qxd4+ 17. Bf2 $18) 17. Bxe4 (17. Bxe7 Qxd4+ 18. Kh1 Nf2+ 19. Kg1 Nh3+ 20. Kh1 Qg1+ $1 21. Rxg1 Nf2# { such little tactics intertwine with Strategy}) 17... Bxh4 18. g3 Qxd4+ 19. Kh1 Bf6 {Now with two extra pawns, Black has an easy win} 20. Nf3 Qc5 21. Bxf5 Nxf5 22. g4 Ne3 23. Qf2 Bxc3 24. bxc3 Rad8 25. Re2 Rd3 26. Rae1 Rxc3 27. h4 h6 28. h5 Re4 29. hxg6 fxg6 30. Qh4 Qf8 31. Qh3 Nxg4 32. Rxe4 Nf2+ 0-1