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

EGTB: win in 2 half-moves

# move score
1 Kb5 win in 1 half-moves
2 Kd5 win in 1 half-moves
3 Ka7 loss in 2 half-moves
4 Ka8 loss in 2 half-moves
5 Kbb7 loss in 2 half-moves
6 Kbc7 loss in 2 half-moves
7 Kc8 loss in 2 half-moves
8 Kcb7 loss in 2 half-moves
9 Kcc7 loss in 2 half-moves
10 Kd6 loss in 2 half-moves
11 Kd7 loss in 2 half-moves
12 b5 loss in 1 half-moves
13 Kc5 loss in 1 half-moves