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 Rd2 draw
7 Re2 draw
8 Rg5 draw
9 Rf2 loss in 10 half-moves
10 Rg1 loss in 10 half-moves
11 Rg6 loss in 10 half-moves
12 Rh2 loss in 10 half-moves
13 Kh8 loss in 6 half-moves
14 Ra2 loss in 2 half-moves
15 Rb2 loss in 2 half-moves
16 Rg3 loss in 2 half-moves
17 Rg7 loss in 2 half-moves
18 Rc2 loss in 1 half-moves