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 Ka6 draw
3 Ka7 draw
4 Kb5 draw
5 Kc5 draw
6 Kc6 draw
7 Kc7 draw
8 Ra7 draw
9 Rb8 draw
10 Rc7 draw
11 Ka5 loss in 4 half-moves
12 Rd7 loss in 2 half-moves
13 Re7 loss in 2 half-moves
14 Rf7 loss in 2 half-moves
15 Rh7 loss in 2 half-moves