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

EGTB: win in 4 half-moves

# move score
1 Kb7 win in 3 half-moves
2 Kd4 win in 3 half-moves
3 Kd5 win in 3 half-moves
4 Kd6 win in 3 half-moves
5 Kb4 win in 5 half-moves
6 Ka5 draw
7 Ka7 draw
8 Kab5 draw
9 Kab6 draw
10 Kc4 draw
11 Kc6 draw
12 Kcb5 draw
13 Kcb6 draw