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

EGTB: win in 2 half-moves

# move score
1 Rb1 win in 1 half-moves
2 Kb8 loss in 2 half-moves
3 Kc7 loss in 2 half-moves
4 Kf8 loss in 2 half-moves
5 Ra7 loss in 2 half-moves
6 Rb2 loss in 2 half-moves
7 Rb3 loss in 2 half-moves
8 Rb4 loss in 2 half-moves
9 Rb5 loss in 2 half-moves
10 Rb6 loss in 2 half-moves
11 Rb8 loss in 2 half-moves
12 Rc7 loss in 2 half-moves
13 Rg7 loss in 2 half-moves
14 Rh7 loss in 2 half-moves
15 Kcd7 loss in 1 half-moves
16 Kcd8 loss in 1 half-moves
17 Ke7 loss in 1 half-moves
18 Ked7 loss in 1 half-moves
19 Ked8 loss in 1 half-moves
20 Kf7 loss in 1 half-moves
21 Rd7 loss in 1 half-moves
22 Re7 loss in 1 half-moves
23 Rf7 loss in 1 half-moves