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 Kd4 draw
3 Kd5 draw
4 Kd6 draw
5 Ke4 draw
6 Ke6 draw
7 Kf6 draw
8 Ra6 draw
9 Rb1 draw
10 Rb5 draw
11 Rb7 draw
12 Rb8 draw
13 Rc6 draw
14 Rd6 draw
15 Re6 draw
16 Kf4 loss in 2 half-moves
17 Kf5 loss in 2 half-moves
18 Rb2 loss in 2 half-moves
19 Rb3 loss in 2 half-moves
20 Rb4 loss in 2 half-moves
21 Rg6 loss in 2 half-moves
22 Rh6 loss in 2 half-moves