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 Rb3 win in 3 half-moves
3 Rg7 draw
4 Kb2 loss in 2 half-moves
5 Kb3 loss in 2 half-moves
6 Kb4 loss in 2 half-moves
7 Kc2 loss in 2 half-moves
8 Kc4 loss in 2 half-moves
9 Kcd2 loss in 2 half-moves
10 Kcd3 loss in 2 half-moves
11 Kcd4 loss in 2 half-moves
12 Ke2 loss in 2 half-moves
13 Ke4 loss in 2 half-moves
14 Ked2 loss in 2 half-moves
15 Ked3 loss in 2 half-moves
16 Ked4 loss in 2 half-moves
17 Kf2 loss in 2 half-moves
18 Kf3 loss in 2 half-moves
19 Kf4 loss in 2 half-moves
20 Ra7 loss in 2 half-moves
21 Rb1 loss in 2 half-moves
22 Rb2 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 Rh7 loss in 2 half-moves