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 Ka2 draw
3 Kaa3 draw
4 Kb2 draw
5 Kba3 draw
6 Kbb4 draw
7 Kc2 draw
8 Kc3 draw
9 Kc4 draw
10 Ka5 loss in 2 half-moves
11 Kab4 loss in 2 half-moves