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

EGTB: win in 2 half-moves

# move score
1 Kb6 win in 1 half-moves
2 Kb7 loss in 2 half-moves
3 Kc5 loss in 2 half-moves
4 Kcc7 loss in 2 half-moves
5 Kcd7 loss in 2 half-moves
6 Kd5 loss in 2 half-moves
7 b4 loss in 1 half-moves
8 Kc8 loss in 1 half-moves
9 Kd6 loss in 1 half-moves
10 Kdc7 loss in 1 half-moves
11 Kdd7 loss in 1 half-moves
12 Ke7 loss in 1 half-moves
13 Ke8 loss in 1 half-moves