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 Kc6 win in 1 half-moves
3 Kb5 draw
4 Kc5 draw
5 Kc7 draw
6 Ka5 loss in 54 half-moves
7 Kb7 loss in 50 half-moves
8 Ka7 loss in 46 half-moves