Nº20 Jan Timman

Win

Jan Timman (Netherlands)

wKe2,Nd3,d6,Ba2,c1,Pa4,f3/bKa5,Nb6,d8,Bh3,Pa6,b4,c5,f5,g5,h6

1.Nb2!
1.Bb3? Nxa4=

1…c4
1…f4 2.Bb3+-

2.Bb3!
2.Ndxc4+? Nxc4 3.Bxc4 f4=

2…cxb3 3.Bf4! gxf4
3…Bg2 4.Ndc4+ Nxc4 5.Bc7+ Nb6 6.Bxd8 g4 7.Ke3 gxf3 8.Kd4 f2 9.Kc5 f1Q 10.Bxb6#

4.Kf2 h5 5.Kg1 h4 6.Kf2 zz 6…Bg4
6…Bf1 7.Kxf1 h3 8.Kg1 h2+ 9.Kxh2 Nxa4 10.Nbc4#

7.fxg4 fxg4 8.Kg1! h3 9.Kh2 f3 10.Kg3 Ne6
10…h2 11.Kxh2 f2 12.Kg2 g3 13.Kf1 Nxa4 14.Nbc4#

11.Nb7#