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

EGTB: win in 2 half-moves

# move score
1 Rb7 win in 1 half-moves
2 Ra1 draw
3 Ra2 draw
4 Ra3 draw
5 Rd7 draw
6 Re7 draw
7 Rf7 draw
8 Rg7 draw
9 Rh7 draw
10 Kf2 loss in 2 half-moves
11 Kf3 loss in 2 half-moves
12 Kf4 loss in 2 half-moves
13 Kgh2 loss in 2 half-moves
14 Kgh4 loss in 2 half-moves
15 Kgg2 loss in 1 half-moves
16 Kgg4 loss in 1 half-moves
17 Khg2 loss in 1 half-moves
18 Khg4 loss in 1 half-moves
19 Khh2 loss in 1 half-moves
20 Khh4 loss in 1 half-moves
21 Ra4 loss in 1 half-moves
22 Ra5 loss in 1 half-moves
23 Ra6 loss in 1 half-moves
24 Ra8 loss in 1 half-moves
25 Rc7 loss in 1 half-moves