Click on the third or sixth rank to set the en passant target square.

EGTB: win in 2 half-moves

# move score
1 Rg8 win in 1 half-moves
2 Kg1 draw
3 Rg1 draw
4 Rg2 draw
5 Rg3 draw
6 Rg4 draw
7 Kg2 loss in 2 half-moves
8 Kh2 loss in 2 half-moves
9 Rc7 loss in 2 half-moves
10 Rd7 loss in 2 half-moves
11 Re7 loss in 2 half-moves
12 Rg5 loss in 2 half-moves
13 Rg6 loss in 2 half-moves
14 Rh7 loss in 2 half-moves
15 Ra7 loss in 1 half-moves
16 Rb7 loss in 1 half-moves
17 Rf7 loss in 1 half-moves