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 Ka6 loss in 2 half-moves
3 Ka7 loss in 2 half-moves
4 Kb6 loss in 2 half-moves
5 Kb8 loss in 2 half-moves
6 Kc6 loss in 2 half-moves
7 Kc7 loss in 2 half-moves
8 Kc8 loss in 2 half-moves
9 Ra3 loss in 2 half-moves
10 Ra4 loss in 2 half-moves
11 Ra5 loss in 2 half-moves
12 Ra6 loss in 2 half-moves
13 Ra7 loss in 2 half-moves
14 Rb8 loss in 2 half-moves
15 Rc8 loss in 2 half-moves
16 Rd8 loss in 2 half-moves
17 Re8 loss in 2 half-moves
18 Rg8 loss in 2 half-moves
19 Rh8 loss in 2 half-moves
20 Ra1 loss in 1 half-moves
21 Ra2 loss in 1 half-moves