Nº19 David Blundell

Win

David Blundell (Gales)

wKc4,Pb2,g4/bKd2,Pc7,g5

1.Kd4
Try: 1.Kd5? Ke3 (1…Kc2? 2.b4 Kc3 3.b5 Kb4 4.Kc6 Kc4 5.Kxc7 Kxb5 6.Kd6 etc.) 2.Ke5 Kd3 3.Kf5 c5 4.Kxg5 Kc2 5.Kf4 Kxb2 6.g5 c4=
or 1.b4? Ke3 2.b5 Kf4 3.Kd5 Kxg4 4.Kc6 Kf4 5.Kxc7 g4 6.b6 g3 7.b7 g2 8.b8Q g1Q=

1…Ke2
1…Kc2 2.b4 Kb3 3.Kc5 wins, e.g. 3…Ka4 4.b5 Ka5 5.Kc6 Kb4 6.Kxc7 Kxb5 7.Kd6 etc.

2.Ke4 Kd2 3.Kf5 Kc2
Main: 3…c5 4.Ke4 (Try: 4.Ke5? Ke2 (4…Ke3? 5.b3 z BTM 5…Kd3 6.Kd5 Kc3 7.Kxc5 etc.; 4…Kd3? 5.Kd5 c4 6.Kc5 c3 7.bxc3 Kxc3 8.Kd5 etc.) 5.b3 (5.Ke4 c4 6.Kd4 Kf3 7.Kxc4 Kxg4 8.b4 Kf5=) 5…Ke3 z WTM 6.Kf5 Kd4 7.Kxg5 Kc3 8.Kf4 Kxb3 9.g5 c4 10.g6 c3 11.g7 c2 12.g8Q+ Kb2 draw.) 4…Ke2 (4…Kc2 5.Kd5 Kxb2 6.Kxc5 Kc3 7.Kd5 etc.) 5.b3 zugzwang 5…Kf2 (5…Kd2 6.Kd5 etc.) 6.Kf5 Ke3 7.Kxg5 Kd4 8.Kf4 (8.K~) 8…Kc3 9.g5 Kxb3 10.g6 c4 11.g7 c3 12.g8Q+ preventing Black from advancing the c pawn to the 7th rank.

4.b4 Kc3 5.b5
5.Kxg5? Kxb4 6.Kf4 c5 7.g5 c4 8.g6 c3 9.Ke3 Ka3 (9…Kb3? 10.g7 c2 11.g8Q+ and the WK is close enough to the c pawn to win.) 10.g7 c2 11.Kd2 Kb2=

5…Kc4 6.Kxg5 Kxb5 7.Kf5
7.Kf6? c5 draws
7.Kf4? Kc6 draws, e.g. 8.Kf5 Kd7 9.g5 Ke7 10.Kg6 c5 11.Kh7 c4 12.g6 c3 13.g7 c2 14.g8Q c1Q=

7…c5
7…Kc6 8.Ke6 wins, but also 8.g6 or 8.Kf6

8.g5
8.Ke4? Kc6=

8…c4 9.Ke4 Kb4 10.g6
10.Ke3? c3 11.g6 Ka3=

10…c3 11.Kd3 Kb3 12.g7 c2 13.g8Q++-