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 Ke7 win in 1 half-moves
3 b4 loss in 2 half-moves
4 Kb8 loss in 2 half-moves
5 Kc5 loss in 2 half-moves
6 Kc6 loss in 2 half-moves
7 Kd5 loss in 2 half-moves
8 Kd8 loss in 2 half-moves
9 Ke5 loss in 2 half-moves
10 Ke6 loss in 2 half-moves
11 Nb6 loss in 2 half-moves
12 Kcc7 loss in 1 half-moves
13 Kcd7 loss in 1 half-moves
14 Kdc7 loss in 1 half-moves
15 Kdd7 loss in 1 half-moves
16 Nc7 loss in 1 half-moves