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 Kcb8 win in 3 half-moves
3 Ka8 draw
4 Kab8 draw
5 Kab7 loss in 2 half-moves
6 Kc7 loss in 2 half-moves
7 Kcb7 loss in 2 half-moves
8 Kd7 loss in 2 half-moves
9 Kd8 loss in 2 half-moves
10 Ka6 loss in 1 half-moves