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

EGTB: win in 2 half-moves

# move score
1 Kb5 win in 1 half-moves
2 Kc5 draw
3 Kc6 draw
4 Kb7 loss in 48 half-moves
5 Kc7 loss in 48 half-moves
6 Ka7 loss in 46 half-moves
7 Ka5 loss in 44 half-moves
8 Ka6 loss in 36 half-moves