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

EGTB: win in 2 half-moves

# move score
1 Ka6 win in 1 half-moves
2 Kaa8 draw
3 Kba8 draw
4 Kbb7 draw
5 Kab7 loss in 2 half-moves
6 Kb6 loss in 2 half-moves
7 Kc7 loss in 1 half-moves
8 Kc8 loss in 1 half-moves