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

EGTB: win in 4 half-moves

# move score
1 Rf7 win in 3 half-moves
2 Rg7 win in 5 half-moves
3 Rh7 win in 5 half-moves
4 Ke4 draw
5 Ke6 draw
6 Ke7 draw
7 Ke8 draw
8 Kf4 draw
9 Kf5 draw
10 Kf6 draw
11 Kf7 draw
12 Kg7 draw
13 Kg8 draw
14 Rc2 draw
15 Rc8 draw
16 Rd7 draw
17 Re7 draw
18 Kd4 loss in 2 half-moves
19 Kd5 loss in 2 half-moves
20 Kd6 loss in 2 half-moves
21 Ra7 loss in 2 half-moves
22 Rb7 loss in 2 half-moves
23 Rc1 loss in 2 half-moves
24 Rc3 loss in 2 half-moves
25 Rc4 loss in 2 half-moves
26 Rc5 loss in 2 half-moves
27 Rc6 loss in 2 half-moves