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

EGTB: win in 4 half-moves

# move score
1 Rf8 win in 3 half-moves
2 Ke4 draw
3 Ke5 draw
4 Ke6 draw
5 Kf6 draw
6 Kg4 draw
7 Kg5 draw
8 Kg6 draw
9 Ra5 draw
10 Ra6 draw
11 Ra7 draw
12 Rb8 draw
13 Rc8 draw
14 Rd8 draw
15 Re8 draw
16 Kf4 loss in 2 half-moves
17 Ra1 loss in 2 half-moves
18 Ra2 loss in 2 half-moves
19 Ra3 loss in 2 half-moves
20 Ra4 loss in 2 half-moves
21 Rg8 loss in 2 half-moves
22 Rh8 loss in 2 half-moves