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

EGTB: win in 2 half-moves

# move score
1 Kb4 win in 1 half-moves
2 Kb6 win in 1 half-moves
3 Ka4 draw
4 Ka5 draw
5 Kc4 draw
6 Kc5 draw
7 Ka6 loss in 18 half-moves
8 Kc6 loss in 18 half-moves