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

EGTB: win in 2 half-moves

# move score
1 Rb4 win in 1 half-moves
2 Rf7 win in 1 half-moves
3 Kb5 loss in 2 half-moves
4 Kb6 loss in 2 half-moves
5 Kcc5 loss in 2 half-moves
6 Kcc7 loss in 2 half-moves
7 Kcd5 loss in 2 half-moves
8 Kcd7 loss in 2 half-moves
9 Kdc5 loss in 2 half-moves
10 Kdc7 loss in 2 half-moves
11 Kdd5 loss in 2 half-moves
12 Kdd7 loss in 2 half-moves
13 Ke5 loss in 2 half-moves
14 Ke6 loss in 2 half-moves
15 Ke7 loss in 2 half-moves
16 Ra7 loss in 2 half-moves
17 Rb1 loss in 2 half-moves
18 Rb2 loss in 2 half-moves
19 Rb3 loss in 2 half-moves
20 Rb5 loss in 2 half-moves
21 Rb6 loss in 2 half-moves
22 Rb8 loss in 2 half-moves
23 Rc7 loss in 2 half-moves
24 Rd7 loss in 2 half-moves
25 Re7 loss in 2 half-moves
26 Rg7 loss in 2 half-moves
27 Rh7 loss in 2 half-moves