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

EGTB: win in 2 half-moves

# move score
1 Rb8 win in 1 half-moves
2 Re7 win in 1 half-moves
3 Ka1 win in 3 half-moves
4 Ka3 win in 3 half-moves
5 Ka5 win in 3 half-moves
6 Ka7 win in 3 half-moves
7 Kb1 win in 3 half-moves
8 Kb2 win in 3 half-moves
9 Kb3 win in 3 half-moves
10 Kb5 win in 3 half-moves
11 Kb6 win in 3 half-moves
12 Ra7 win in 3 half-moves
13 Rb3 win in 3 half-moves
14 Rb4 win in 3 half-moves
15 Rb5 win in 3 half-moves
16 Rb6 win in 3 half-moves
17 Rc7 win in 3 half-moves
18 Rd7 win in 3 half-moves
19 Rf7 win in 3 half-moves
20 Rb1 loss in 2 half-moves
21 Rb2 loss in 2 half-moves
22 Rg7 loss in 2 half-moves
23 Rh7 loss in 2 half-moves