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

EGTB: win in 2 half-moves

# move score
1 Kb7 win in 1 half-moves
2 Kc5 win in 1 half-moves
3 Kc7 win in 1 half-moves
4 Kd5 win in 1 half-moves
5 Kd6 win in 1 half-moves
6 Kd7 win in 1 half-moves
7 b4 loss in 2 half-moves
8 Kb6 loss in 1 half-moves
9 Ke6 loss in 1 half-moves
10 Ke7 loss in 1 half-moves
11 Ke8 loss in 1 half-moves
12 Kf6 loss in 1 half-moves
13 Kf8 loss in 1 half-moves
14 Kg6 loss in 1 half-moves
15 Kg7 loss in 1 half-moves
16 Kg8 loss in 1 half-moves
17 Nb6 loss in 1 half-moves
18 Nc7 loss in 1 half-moves