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

EGTB: win in 4 half-moves

# move score
1 Ka5 win in 3 half-moves
2 Ka6 win in 3 half-moves
3 Ka7 win in 3 half-moves
4 Kbc6 win in 3 half-moves
5 Kbc7 win in 3 half-moves
6 Kc5 win in 3 half-moves
7 Ra7 win in 3 half-moves
8 Rc7 win in 3 half-moves
9 Kc8 win in 7 half-moves
10 Kd6 win in 7 half-moves
11 Kd8 win in 7 half-moves
12 Kdc6 win in 7 half-moves
13 Ke6 win in 7 half-moves
14 Ke8 win in 7 half-moves
15 Rb8 win in 7 half-moves
16 Kb5 win in 9 half-moves
17 Ke7 win in 9 half-moves
18 Kdc7 draw