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

EGTB: win in 4 half-moves

# move score
1 Rf6 win in 3 half-moves
2 Kb8 draw
3 Kcd8 draw
4 Ke7 draw
5 Ked8 draw
6 Kf7 draw
7 Kf8 draw
8 Ra1 draw
9 Ra2 draw
10 Ra7 draw
11 Ra8 draw
12 Re6 draw
13 Rg6 draw
14 Rh6 draw
15 Kb7 loss in 2 half-moves
16 Kc7 loss in 2 half-moves
17 Kcd7 loss in 2 half-moves
18 Ked7 loss in 2 half-moves
19 Ra3 loss in 2 half-moves
20 Ra4 loss in 2 half-moves
21 Ra5 loss in 2 half-moves
22 Rb6 loss in 2 half-moves
23 Rc6 loss in 2 half-moves
24 Rd6 loss in 2 half-moves