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 Rb2 win in 3 half-moves
3 Rb4 win in 3 half-moves
4 Rg7 draw
5 Kb1 loss in 2 half-moves
6 Kb2 loss in 2 half-moves
7 Kb3 loss in 2 half-moves
8 Kc1 loss in 2 half-moves
9 Kc4 loss in 2 half-moves
10 Kc5 loss in 2 half-moves
11 Kcc3 loss in 2 half-moves
12 Kcd3 loss in 2 half-moves
13 Kd1 loss in 2 half-moves
14 Kd2 loss in 2 half-moves
15 Kd5 loss in 2 half-moves
16 Kdc3 loss in 2 half-moves
17 Kdd3 loss in 2 half-moves
18 Ke3 loss in 2 half-moves
19 Ke4 loss in 2 half-moves
20 Ke5 loss in 2 half-moves
21 Ra7 loss in 2 half-moves
22 Rb1 loss in 2 half-moves
23 Rb3 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 Rh7 loss in 2 half-moves