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

EGTB: win in 4 half-moves

# move score
1 Kd4 win in 3 half-moves
2 Kc4 win in 5 half-moves
3 K5d5 win in 7 half-moves
4 K5d6 win in 7 half-moves
5 K6b5 win in 7 half-moves
6 K6b6 win in 7 half-moves
7 K6d5 win in 7 half-moves
8 K6d6 win in 7 half-moves
9 Kb7 win in 7 half-moves
10 Kc7 win in 7 half-moves
11 Kd7 win in 7 half-moves
12 Kf8 win in 7 half-moves
13 Kh8 win in 7 half-moves
14 K5b5 win in 9 half-moves
15 Kb4 win in 9 half-moves
16 K5b6 win in 11 half-moves
17 Kf7 loss in 2 half-moves
18 Kg7 loss in 2 half-moves
19 Kh7 loss in 2 half-moves