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

EGTB: win in 4 half-moves

# move score
1 Kc7 win in 3 half-moves
2 Kd5 win in 3 half-moves
3 Kd7 win in 3 half-moves
4 Kdc5 win in 3 half-moves
5 Rb5 win in 3 half-moves
6 Rb7 win in 3 half-moves
7 Ka3 win in 7 half-moves
8 Kb3 win in 7 half-moves
9 Kc6 win in 9 half-moves
10 Ke6 win in 9 half-moves
11 Kb5 win in 11 half-moves
12 Ke5 win in 13 half-moves
13 Ke7 win in 13 half-moves
14 Rb8 win in 13 half-moves
15 Ka4 loss in 2 half-moves
16 Ka5 loss in 2 half-moves
17 Kbc5 loss in 2 half-moves
18 Kc3 loss in 2 half-moves
19 Kc4 loss in 2 half-moves
20 Ra6 loss in 2 half-moves
21 Rc6 loss in 2 half-moves