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

EGTB: win in 2 half-moves

# move score
1 Ra7 win in 1 half-moves
2 Rb5 win in 1 half-moves
3 Ke7 win in 3 half-moves
4 Ked7 win in 3 half-moves
5 Ked8 win in 3 half-moves
6 Rb1 win in 3 half-moves
7 Rb2 win in 3 half-moves
8 Rb3 win in 3 half-moves
9 Rb4 win in 3 half-moves
10 Rb6 win in 3 half-moves
11 Rb8 win in 3 half-moves
12 Kcd7 win in 5 half-moves
13 Kb6 loss in 2 half-moves
14 Kb8 loss in 2 half-moves
15 Kc6 loss in 2 half-moves
16 Kc8 loss in 2 half-moves
17 Kcd8 loss in 2 half-moves
18 Kd6 loss in 2 half-moves
19 Kf7 loss in 2 half-moves
20 Kf8 loss in 2 half-moves