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

EGTB: win in 2 half-moves

# move score
1 b3 win in 1 half-moves
2 Kd6 win in 1 half-moves
3 Kb7 loss in 2 half-moves
4 Kb8 loss in 2 half-moves
5 Kc7 loss in 2 half-moves
6 Ke6 loss in 2 half-moves
7 Ke8 loss in 2 half-moves
8 Kf6 loss in 2 half-moves
9 Kf7 loss in 2 half-moves
10 Kf8 loss in 2 half-moves
11 Nb6 loss in 2 half-moves
12 Nc7 loss in 2 half-moves
13 Kcd7 loss in 1 half-moves
14 Kcd8 loss in 1 half-moves
15 Ked7 loss in 1 half-moves
16 Ked8 loss in 1 half-moves