Click on the third or sixth rank to set the en passant target square.

EGTB: win in 2 half-moves

# move score
1 Kb1 win in 1 half-moves
2 Ka1 draw
3 Ka3 draw
4 Kab2 draw
5 Kab3 draw
6 Kb4 draw
7 Kc2 draw
8 Kc4 draw
9 Kcb2 draw
10 Kcb3 draw
11 Kd2 draw
12 Kd3 draw
13 Kd4 draw