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

EGTB: win in 2 half-moves

# move score
1 Rg7 win in 1 half-moves
2 Kd6 draw
3 Ke7 draw
4 Kf7 draw
5 Ra7 draw
6 Rb4 draw
7 Rb5 draw
8 Rb6 draw
9 Rb8 draw
10 Rc7 draw
11 Re7 draw
12 Rh7 draw
13 Kd7 loss in 4 half-moves
14 Kd5 loss in 2 half-moves
15 Ke5 loss in 2 half-moves
16 Kf5 loss in 2 half-moves
17 Kf6 loss in 2 half-moves
18 Rb1 loss in 2 half-moves
19 Rb2 loss in 2 half-moves
20 Rb3 loss in 2 half-moves
21 Rd7 loss in 2 half-moves
22 Rf7 loss in 2 half-moves