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

EGTB: win in 4 half-moves

# move score
1 Kcb7 win in 3 half-moves
2 Ka5 draw
3 Ka7 draw
4 Kb5 draw
5 Kb8 draw
6 Kbb7 draw
7 Kbc7 draw
8 Ka6 loss in 2 half-moves
9 Kc6 loss in 2 half-moves
10 Kcc7 loss in 2 half-moves
11 Kd7 loss in 2 half-moves
12 Kd8 loss in 2 half-moves
13 Kc5 loss in 1 half-moves