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

EGTB: win in 4 half-moves

# move score
1 Kc7 win in 3 half-moves
2 Kd7 win in 3 half-moves
3 Kd8 win in 9 half-moves
4 Ka6 draw
5 Kcb7 draw
6 Kcb8 draw
7 Kab7 loss in 2 half-moves
8 Kab8 loss in 2 half-moves
9 Kb6 loss in 2 half-moves
10 Rb8 loss in 2 half-moves