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

EGTB: win in 2 half-moves

# move score
1 Rg4 win in 1 half-moves
2 Kf7 draw
3 Kf8 draw
4 Kg7 draw
5 Kh7 draw
6 Rc5 draw
7 Rh5 draw
8 Rg1 loss in 10 half-moves
9 Rg2 loss in 10 half-moves
10 Kh8 loss in 8 half-moves
11 Rd5 loss in 4 half-moves
12 Rf5 loss in 4 half-moves
13 Ra5 loss in 2 half-moves
14 Rb5 loss in 2 half-moves
15 Re5 loss in 2 half-moves
16 Rg3 loss in 2 half-moves
17 Rg6 loss in 2 half-moves
18 Rg7 loss in 2 half-moves