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 Ka5 draw
3 Ka6 draw
4 Ka7 draw
5 Kb7 draw
6 Kbb5 draw
7 Kbc6 draw
8 Kc7 draw
9 Kcc6 draw
10 Kd4 draw
11 Kd5 draw
12 Kd6 draw
13 Kc4 loss in 2 half-moves
14 Kcb5 loss in 2 half-moves