Click on the third or sixth rank to set the en passant target square.

EGTB: win in 2 half-moves

# move score
1 Kb8 win in 1 half-moves
2 Kc6 loss in 4 half-moves
3 Ka6 loss in 3 half-moves
4 b5 loss in 2 half-moves
5 Ka3 loss in 2 half-moves
6 Ka4 loss in 2 half-moves
7 Ka5 loss in 2 half-moves
8 Ka7 loss in 2 half-moves
9 Kb3 loss in 2 half-moves
10 Kb5 loss in 2 half-moves
11 Kc3 loss in 2 half-moves
12 Kc4 loss in 2 half-moves
13 Kc5 loss in 2 half-moves
14 Kc7 loss in 2 half-moves
15 Ka8 loss in 1 half-moves
16 Kc8 loss in 1 half-moves