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

EGTB: win in 4 half-moves

# move score
1 Rb1 win in 3 half-moves
2 Rb2 win in 3 half-moves
3 Rb3 win in 3 half-moves
4 Ra7 draw
5 Rb4 draw
6 Rb5 draw
7 Rb6 draw
8 Rc7 draw
9 Rd7 draw
10 Re7 draw
11 Kf1 loss in 2 half-moves
12 Kf2 loss in 2 half-moves
13 Kf3 loss in 2 half-moves
14 Kgg1 loss in 2 half-moves
15 Kgg3 loss in 2 half-moves
16 Kgh1 loss in 2 half-moves
17 Kgh3 loss in 2 half-moves
18 Khg1 loss in 2 half-moves
19 Khg3 loss in 2 half-moves
20 Khh1 loss in 2 half-moves
21 Khh3 loss in 2 half-moves
22 Rb8 loss in 2 half-moves
23 Rf7 loss in 2 half-moves
24 Rg7 loss in 2 half-moves
25 Rh7 loss in 2 half-moves