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 K7e7 draw
3 K7e8 draw
4 K7g7 draw
5 K7g8 draw
6 K8e7 draw
7 K8e8 draw
8 K8g7 draw
9 K8g8 draw
10 Ke6 draw
11 Kf6 draw
12 Kg6 draw
13 Ra4 draw
14 Ra5 draw
15 Ra7 draw
16 Ra8 draw
17 Re6 draw
18 Rg6 draw
19 Rh6 draw
20 Ra1 loss in 2 half-moves
21 Ra2 loss in 2 half-moves
22 Ra3 loss in 2 half-moves
23 Rb6 loss in 2 half-moves
24 Rc6 loss in 2 half-moves
25 Rd6 loss in 2 half-moves