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 Kf2 draw
3 Ra3 draw
4 Rb3 draw
5 Re3 draw
6 Rg2 draw
7 Kf1 loss in 2 half-moves
8 Kg2 loss in 2 half-moves
9 Kh1 loss in 2 half-moves
10 Kh2 loss in 2 half-moves
11 Rc3 loss in 2 half-moves
12 Rd3 loss in 2 half-moves
13 Rf3 loss in 2 half-moves
14 Rg5 loss in 2 half-moves
15 Rg6 loss in 2 half-moves
16 Rg7 loss in 2 half-moves
17 Rg8 loss in 2 half-moves
18 Rh3 loss in 2 half-moves