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 Kg5 draw
3 Kg6 draw
4 Kgg7 draw
5 Kgh7 draw
6 Kh5 draw
7 Kh8 draw
8 Khg7 draw
9 Khh7 draw
10 Ra1 draw
11 Ra2 draw
12 Ra3 draw
13 Ra4 draw
14 Rf8 draw
15 Kf7 loss in 2 half-moves
16 Kf8 loss in 2 half-moves
17 Ra5 loss in 2 half-moves
18 Ra6 loss in 2 half-moves
19 Ra7 loss in 2 half-moves
20 Rc8 loss in 2 half-moves
21 Rd8 loss in 2 half-moves
22 Re8 loss in 2 half-moves