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 Kd5 win in 3 half-moves
3 Ked6 win in 3 half-moves
4 Kf5 win in 3 half-moves
5 Kf6 win in 3 half-moves
6 Rd7 win in 3 half-moves
7 Rf7 win in 3 half-moves
8 Kb6 win in 5 half-moves
9 Kb8 win in 5 half-moves
10 Ke6 win in 5 half-moves
11 Ke4 win in 7 half-moves
12 Kf4 win in 9 half-moves
13 Kd7 win in 11 half-moves
14 Rg7 win in 11 half-moves
15 Rh7 win in 11 half-moves
16 Kc6 loss in 2 half-moves
17 Kc8 loss in 2 half-moves
18 Kcd6 loss in 2 half-moves
19 Kd4 loss in 2 half-moves
20 Kd8 loss in 2 half-moves
21 Re6 loss in 2 half-moves
22 Re8 loss in 2 half-moves