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

EGTB: win in 2 half-moves

# move score
1 Kb5 win in 1 half-moves
2 Kb6 win in 1 half-moves
3 Rd7 draw
4 Kc5 loss in 2 half-moves
5 Kcd5 loss in 2 half-moves
6 Kcd6 loss in 2 half-moves
7 Kd4 loss in 2 half-moves
8 Ke4 loss in 2 half-moves
9 Ke6 loss in 2 half-moves
10 Ked5 loss in 2 half-moves
11 Ked6 loss in 2 half-moves
12 Kf4 loss in 2 half-moves
13 Kf5 loss in 2 half-moves
14 Kf6 loss in 2 half-moves
15 Ra7 loss in 2 half-moves
16 Re6 loss in 2 half-moves
17 Re8 loss in 2 half-moves
18 Rf7 loss in 2 half-moves
19 Rg7 loss in 2 half-moves
20 Rh7 loss in 2 half-moves
21 Kb7 loss in 1 half-moves
22 Kc7 loss in 1 half-moves
23 Kd7 loss in 1 half-moves
24 Rb7 loss in 1 half-moves
25 Rc7 loss in 1 half-moves