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 Ka4 draw
3 Ka6 draw
4 Kb6 draw
5 Kc5 draw
6 Kd3 draw
7 Kd5 draw
8 Ke3 draw
9 Ke4 draw
10 Ke5 draw
11 Kb5 loss in 2 half-moves
12 Kc3 loss in 2 half-moves
13 Kc4 loss in 2 half-moves