It’s Your Move: daily chess puzzle #306

White to play and win

Langeweg v Wade, London 1971

Solution

Not too hard, since in this race, you try obvious forcing moves, and see what happens. 1 Ra8 is the move you first think of, and wins: 1…Rd1+ 2 Rd1 Rd1+ 3 Kg2 e2 4 b8(Q) threatens mate on h8:

So the desperado 4…Rg1+ aiming for a perpetual if the rook is taken, but 5 Kf3 and the queen promotion isn’t with check, and the Bh3 covers f1: 1-0.