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 Kgg2 draw
3 Kgg4 draw
4 Khg2 draw
5 Khg4 draw
6 Khh2 draw
7 Khh4 draw
8 Ra2 draw
9 Rb1 draw
10 Rb3 draw
11 Rb4 draw
12 Rb5 draw
13 Rb6 draw
14 Rc2 draw
15 Rd2 draw
16 Re2 draw
17 Rg2 draw
18 Kf2 loss in 2 half-moves
19 Kf3 loss in 2 half-moves
20 Kf4 loss in 2 half-moves
21 Kgh2 loss in 2 half-moves
22 Kgh4 loss in 2 half-moves
23 Rb7 loss in 1 half-moves
24 Rf2 loss in 1 half-moves
25 Rh2 loss in 1 half-moves