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 Kb6 win in 1 half-moves
3 Kb7 win in 1 half-moves
4 Ka5 draw
5 Ka7 draw
6 Kc2 draw
7 Kd2 draw
8 Kd4 draw
9 Ke2 draw
10 Kc3 loss in 2 half-moves
11 Kc4 loss in 2 half-moves
12 Ke3 loss in 2 half-moves
13 Ke4 loss in 2 half-moves