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

EGTB: win in 2 half-moves

# move score
1 Ra5 win in 1 half-moves
2 Rb8 win in 1 half-moves
3 Kb4 win in 3 half-moves
4 Kc4 win in 3 half-moves
5 Kc7 win in 3 half-moves
6 Kcc6 win in 3 half-moves
7 Kd7 win in 3 half-moves
8 Kdc6 win in 3 half-moves
9 Kdd5 win in 3 half-moves
10 Ke5 win in 3 half-moves
11 Ke6 win in 3 half-moves
12 Ke7 win in 3 half-moves
13 Rb1 win in 3 half-moves
14 Rb6 win in 3 half-moves
15 Rb7 win in 3 half-moves
16 Kb6 win in 5 half-moves
17 Kcd5 win in 5 half-moves
18 Kd4 win in 5 half-moves
19 Rb2 loss in 2 half-moves
20 Rb3 loss in 2 half-moves
21 Rb4 loss in 2 half-moves