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 Rf7 draw
3 K3a4 loss in 2 half-moves
4 K3b4 loss in 2 half-moves
5 K3c4 loss in 2 half-moves
6 K5a4 loss in 2 half-moves
7 K5b4 loss in 2 half-moves
8 K5c4 loss in 2 half-moves
9 Ka2 loss in 2 half-moves
10 Ka3 loss in 2 half-moves
11 Ka5 loss in 2 half-moves
12 Ka6 loss in 2 half-moves
13 Kb2 loss in 2 half-moves
14 Kb6 loss in 2 half-moves
15 Kc2 loss in 2 half-moves
16 Kc3 loss in 2 half-moves
17 Kc5 loss in 2 half-moves
18 Kc6 loss in 2 half-moves
19 Ra7 loss in 2 half-moves
20 Rb6 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