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

EGTB: win in 4 half-moves

# move score
1 K6g7 win in 3 half-moves
2 K8g7 win in 3 half-moves
3 Kf5 win in 3 half-moves
4 Kg5 win in 3 half-moves
5 Kg6 win in 3 half-moves
6 Kg8 win in 3 half-moves
7 Bb1 loss in 4 half-moves
8 Bb3 loss in 4 half-moves
9 Bd5 loss in 4 half-moves
10 Bf7 loss in 4 half-moves
11 Bg8 loss in 4 half-moves
12 K6f7 loss in 4 half-moves
13 K8f7 loss in 4 half-moves
14 Ke8 loss in 4 half-moves
15 Bc4 loss in 2 half-moves
16 Be6 loss in 2 half-moves
17 K6e7 loss in 2 half-moves
18 K8e7 loss in 2 half-moves
19 Ke5 loss in 2 half-moves
20 Ke6 loss in 2 half-moves