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 Rb2 win in 1 half-moves
3 Kb8 win in 3 half-moves
4 Kc6 win in 3 half-moves
5 Kc8 win in 3 half-moves
6 Ke6 win in 3 half-moves
7 Ke8 win in 3 half-moves
8 Ked6 win in 3 half-moves
9 Ked8 win in 3 half-moves
10 Rb1 win in 3 half-moves
11 Rb3 win in 3 half-moves
12 Rb4 win in 3 half-moves
13 Rb5 win in 3 half-moves
14 Kb6 win in 5 half-moves
15 Kcd6 win in 5 half-moves
16 Kcd7 win in 5 half-moves
17 Kcd8 win in 5 half-moves
18 Ked7 win in 5 half-moves
19 Kf6 loss in 2 half-moves
20 Kf7 loss in 2 half-moves
21 Kf8 loss in 2 half-moves
22 Rb6 loss in 2 half-moves
23 Rb8 loss in 2 half-moves