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 Kc7 draw
3 Kc8 draw
4 Kd7 draw
5 Ke8 draw
6 Ra3 draw
7 Rb7 draw
8 Re7 draw
9 Rf7 draw
10 Rh7 loss in 6 half-moves
11 Ke7 loss in 4 half-moves
12 Ra8 loss in 4 half-moves
13 Ra1 loss in 2 half-moves
14 Ra2 loss in 2 half-moves
15 Ra4 loss in 2 half-moves
16 Ra5 loss in 2 half-moves
17 Ra6 loss in 2 half-moves
18 Rc7 loss in 2 half-moves
19 Rd7 loss in 2 half-moves