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 Kc8 draw
3 Kd8 draw
4 Ke7 draw
5 Ke8 draw
6 Ra4 draw
7 Ra5 draw
8 Ra7 draw
9 Rg8 draw
10 Rh8 draw
11 Kc6 loss in 2 half-moves
12 Kc7 loss in 2 half-moves
13 Kd6 loss in 2 half-moves
14 Ke6 loss in 2 half-moves
15 Ra1 loss in 2 half-moves
16 Ra2 loss in 2 half-moves
17 Ra3 loss in 2 half-moves
18 Ra6 loss in 2 half-moves
19 Rb8 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