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

EGTB: win in 2 half-moves

# move score
1 b4 win in 1 half-moves
2 Ka5 win in 1 half-moves
3 Ka6 win in 1 half-moves
4 Ka7 win in 1 half-moves
5 Kb7 win in 1 half-moves
6 Kd5 win in 1 half-moves
7 Kd7 win in 1 half-moves
8 Ke5 win in 1 half-moves
9 Ke6 win in 1 half-moves
10 Kbc5 loss in 1 half-moves
11 Kbc6 loss in 1 half-moves
12 Kbc7 loss in 1 half-moves
13 Kdc5 loss in 1 half-moves
14 Kdc6 loss in 1 half-moves
15 Kdc7 loss in 1 half-moves
16 Ke7 loss in 1 half-moves