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 Kd1 draw
3 Kf1 draw
4 Kf2 draw
5 Kf3 draw
6 Kf5 draw
7 Kg3 draw
8 Kg4 draw
9 Kg5 draw
10 Ra1 draw
11 Ra2 draw
12 Ra6 draw
13 Ra7 draw
14 Rg8 draw
15 Rh8 draw
16 Kd2 loss in 2 half-moves
17 Ke2 loss in 2 half-moves
18 Ke3 loss in 2 half-moves
19 Ke4 loss in 2 half-moves
20 Ke5 loss in 2 half-moves
21 Ra3 loss in 2 half-moves
22 Ra4 loss in 2 half-moves
23 Ra5 loss in 2 half-moves
24 Rb8 loss in 2 half-moves
25 Rc8 loss in 2 half-moves
26 Rd8 loss in 2 half-moves
27 Re8 loss in 2 half-moves