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 Kf1 draw
3 Kf2 draw
4 Kg2 draw
5 Kh2 draw
6 Rg4 draw
7 Rg5 draw
8 Ra6 loss in 2 half-moves
9 Rc6 loss in 2 half-moves
10 Rd6 loss in 2 half-moves
11 Rg2 loss in 2 half-moves
12 Rg3 loss in 2 half-moves
13 Rg8 loss in 2 half-moves
14 Rh6 loss in 2 half-moves
15 Kh1 loss in 1 half-moves
16 Rb6 loss in 1 half-moves
17 Re6 loss in 1 half-moves
18 Rf6 loss in 1 half-moves