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 Ka5 draw
3 Ka6 draw
4 Kc6 draw
5 Kb7 loss in 30 half-moves
6 Kc7 loss in 30 half-moves
7 Ka7 loss in 4 half-moves
8 Kc5 loss in 2 half-moves