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 Ka7 draw
3 Kaa6 draw
4 Kb7 draw
5 Kba6 draw
6 Kbb5 draw
7 Kc5 draw
8 Kc6 draw
9 Kc7 draw
10 Ka4 loss in 2 half-moves
11 Kab5 loss in 2 half-moves