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

EGTB: win in 2 half-moves

# move score
1 Rf8 win in 1 half-moves
2 Kb6 draw
3 Kb7 draw
4 Kc6 draw
5 Kd7 draw
6 Ra3 draw
7 Rb8 draw
8 Rc8 draw
9 Kc8 loss in 8 half-moves
10 Ra7 loss in 8 half-moves
11 Kb8 loss in 6 half-moves
12 Kd8 loss in 6 half-moves
13 Ra1 loss in 6 half-moves
14 Ra2 loss in 6 half-moves
15 Kd6 loss in 2 half-moves
16 Ra4 loss in 2 half-moves
17 Ra5 loss in 2 half-moves
18 Ra6 loss in 2 half-moves
19 Rd8 loss in 2 half-moves
20 Re8 loss in 2 half-moves
21 Rg8 loss in 2 half-moves
22 Rh8 loss in 2 half-moves