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 Kb6 win in 5 half-moves
3 Rf7 draw
4 Ka6 loss in 2 half-moves
5 Ka8 loss in 2 half-moves
6 Kb8 loss in 2 half-moves
7 Ke5 loss in 2 half-moves
8 Ke6 loss in 2 half-moves
9 Ke7 loss in 2 half-moves
10 Kf5 loss in 2 half-moves
11 Kf7 loss in 2 half-moves
12 Kg5 loss in 2 half-moves
13 Kg6 loss in 2 half-moves
14 Kg7 loss in 2 half-moves
15 Rb2 loss in 2 half-moves
16 Rb3 loss in 2 half-moves
17 Rb4 loss in 2 half-moves
18 Rb5 loss in 2 half-moves
19 Rb6 loss in 2 half-moves
20 Rb8 loss in 2 half-moves
21 Rc7 loss in 2 half-moves
22 Rd7 loss in 2 half-moves
23 Re7 loss in 2 half-moves
24 Rg7 loss in 2 half-moves
25 Rh7 loss in 2 half-moves