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

EGTB: win in 4 half-moves

# move score
1 Kb4 win in 3 half-moves
2 Kc4 win in 3 half-moves
3 Kb3 win in 5 half-moves
4 Kd3 win in 5 half-moves
5 Kd4 win in 5 half-moves
6 Kb8 win in 9 half-moves
7 Kd2 win in 9 half-moves
8 Kb2 draw
9 Kb7 draw
10 Kc2 draw
11 Kd7 draw
12 Kc7 loss in 2 half-moves
13 Kd8 loss in 2 half-moves