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

EGTB: win in 4 half-moves

# move score
1 Bb1 win in 3 half-moves
2 Bb3 win in 3 half-moves
3 Kb4 win in 3 half-moves
4 Kb5 win in 3 half-moves
5 Kc5 win in 3 half-moves
6 Kd1 win in 3 half-moves
7 Kd4 win in 3 half-moves
8 Kd5 win in 3 half-moves
9 Kdd3 win in 3 half-moves
10 Ke1 win in 3 half-moves
11 Ke2 win in 3 half-moves
12 Ke3 win in 3 half-moves
13 Kc1 win in 5 half-moves
14 Kc2 win in 5 half-moves
15 Kcc3 win in 5 half-moves
16 Kcd3 win in 5 half-moves
17 Kdc3 win in 5 half-moves
18 Kb3 win in 7 half-moves