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

EGTB: win in 4 half-moves

# move score
1 Rg7 win in 3 half-moves
2 Rh7 win in 3 half-moves
3 Rf7 win in 5 half-moves
4 Ke5 draw
5 Ke6 draw
6 Ke7 draw
7 Rb1 draw
8 Rb2 draw
9 Rb3 draw
10 Rb8 draw
11 Rc7 draw
12 Rd7 draw
13 Re7 draw
14 Kf5 loss in 2 half-moves
15 Kf7 loss in 2 half-moves
16 Kg1 loss in 2 half-moves
17 Kg2 loss in 2 half-moves
18 Kg5 loss in 2 half-moves
19 Kg6 loss in 2 half-moves
20 Kg7 loss in 2 half-moves
21 Kh2 loss in 2 half-moves
22 Ra7 loss in 2 half-moves
23 Rb4 loss in 2 half-moves
24 Rb5 loss in 2 half-moves
25 Rb6 loss in 2 half-moves