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

EGTB: win in 4 half-moves

# move score
1 Kcc7 win in 3 half-moves
2 Kd7 win in 5 half-moves
3 Kb6 win in 25 half-moves
4 Kd8 win in 25 half-moves
5 Ka6 loss in 2 half-moves
6 Ka7 loss in 2 half-moves
7 Ka8 loss in 2 half-moves
8 Kbc7 loss in 2 half-moves
9 Kc6 loss in 2 half-moves
10 Ra8 loss in 2 half-moves