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

EGTB: win in 10 half-moves

# move score
1 Kb7 win in 9 half-moves
2 Kd6 win in 21 half-moves
3 Ka7 loss in 4 half-moves
4 Kd7 loss in 3 half-moves
5 Ke7 loss in 3 half-moves
6 b5 loss in 2 half-moves
7 Ka5 loss in 2 half-moves
8 Kb5 loss in 2 half-moves
9 Kd5 loss in 2 half-moves
10 Ke5 loss in 2 half-moves
11 Kf5 loss in 2 half-moves
12 Kf6 loss in 2 half-moves
13 Kf7 loss in 2 half-moves
14 Nb3 loss in 2 half-moves
15 Nc2 loss in 2 half-moves