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 Kb7 draw
3 Kb8 draw
4 Kc7 draw
5 Kcd7 draw
6 Kcd8 draw
7 Ke6 draw
8 Ked7 draw
9 Ked8 draw
10 Ra3 draw
11 Ra7 draw
12 Ra8 draw
13 Rd6 draw
14 Re6 draw
15 Rg6 draw
16 Rh6 draw
17 Ke8 loss in 2 half-moves
18 Kf6 loss in 2 half-moves
19 Kf7 loss in 2 half-moves
20 Kf8 loss in 2 half-moves
21 Ra1 loss in 2 half-moves
22 Ra2 loss in 2 half-moves
23 Ra4 loss in 2 half-moves
24 Ra5 loss in 2 half-moves
25 Rb6 loss in 2 half-moves
26 Rc6 loss in 2 half-moves
27 Kd6 loss in 1 half-moves