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 Kc8 draw
3 Ke6 draw
4 Ke7 draw
5 Ke8 draw
6 Kf5 draw
7 Kf6 draw
8 Re7 draw
9 Rf7 draw
10 Rh1 draw
11 Rh2 draw
12 Rh3 draw
13 Rh5 draw
14 Rh8 draw
15 Kc7 loss in 2 half-moves
16 Kd4 loss in 2 half-moves
17 Kd5 loss in 2 half-moves
18 Kd6 loss in 2 half-moves
19 Kd7 loss in 2 half-moves
20 Ke4 loss in 2 half-moves
21 Kf4 loss in 2 half-moves
22 Ra7 loss in 2 half-moves
23 Rb7 loss in 2 half-moves
24 Rc7 loss in 2 half-moves
25 Rd7 loss in 2 half-moves
26 Rh4 loss in 2 half-moves
27 Rh6 loss in 2 half-moves