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 Ke5 draw
3 Ke6 draw
4 Kf6 draw
5 Kg4 draw
6 Kg6 draw
7 Rg4 draw
8 Rg6 draw
9 Rg8 draw
10 Rh5 draw
11 Ke4 loss in 2 half-moves
12 Kf4 loss in 2 half-moves
13 Rg1 loss in 2 half-moves
14 Rg2 loss in 2 half-moves
15 Rg3 loss in 2 half-moves