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 Rh7 draw
3 Kb3 loss in 2 half-moves
4 Kb4 loss in 2 half-moves
5 Kb5 loss in 2 half-moves
6 Kc1 loss in 2 half-moves
7 Kc2 loss in 2 half-moves
8 Kc5 loss in 2 half-moves
9 Kcc3 loss in 2 half-moves
10 Kcd3 loss in 2 half-moves
11 Kd1 loss in 2 half-moves
12 Kd4 loss in 2 half-moves
13 Kd5 loss in 2 half-moves
14 Kdc3 loss in 2 half-moves
15 Kdd3 loss in 2 half-moves
16 Ke1 loss in 2 half-moves
17 Ke2 loss in 2 half-moves
18 Ke3 loss in 2 half-moves
19 Ra7 loss in 2 half-moves
20 Rb1 loss in 2 half-moves
21 Rb2 loss in 2 half-moves
22 Rb3 loss in 2 half-moves
23 Rb4 loss in 2 half-moves
24 Rb5 loss in 2 half-moves
25 Rb6 loss in 2 half-moves
26 Rc7 loss in 2 half-moves
27 Rd7 loss in 2 half-moves
28 Re7 loss in 2 half-moves
29 Rf7 loss in 2 half-moves
30 Rg7 loss in 2 half-moves