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 Ka1 draw
3 Ka2 draw
4 Kb2 draw
5 Kc5 draw
6 Kc6 draw
7 Kc7 draw
8 Kd5 draw
9 Kd7 draw
10 Ke5 draw
11 Ke6 draw
12 Ke7 draw
13 Ra7 draw
14 Rb4 draw
15 Rb5 draw
16 Rb6 draw
17 Rb8 draw
18 Rc7 draw
19 Rd7 draw
20 Kc1 loss in 2 half-moves
21 Kc2 loss in 2 half-moves
22 Rb2 loss in 2 half-moves
23 Rb3 loss in 2 half-moves
24 Re7 loss in 2 half-moves
25 Rf7 loss in 2 half-moves
26 Rh7 loss in 2 half-moves