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

EGTB: win in 2 half-moves

# move score
1 b5 win in 1 half-moves
2 Kb8 win in 1 half-moves
3 Kc7 win in 1 half-moves
4 Kd6 win in 1 half-moves
5 Kd8 win in 1 half-moves
6 Kf6 win in 1 half-moves
7 Nb2 win in 1 half-moves
8 Nc3 win in 1 half-moves
9 Kb7 loss in 1 half-moves
10 Kcd7 loss in 1 half-moves
11 Kd5 loss in 1 half-moves
12 Ke5 loss in 1 half-moves
13 Ke7 loss in 1 half-moves
14 Ked7 loss in 1 half-moves
15 Kf5 loss in 1 half-moves
16 Kf7 loss in 1 half-moves
17 Nc5 loss in 1 half-moves