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

EGTB: win in 4 half-moves

# move score
1 Rg3 win in 3 half-moves
2 Ra5 draw
3 Rb5 draw
4 Rc5 draw
5 Rd5 draw
6 Rg4 draw
7 Rg8 draw
8 Kf1 loss in 2 half-moves
9 Kf2 loss in 2 half-moves
10 Kf3 loss in 2 half-moves
11 Kg3 loss in 2 half-moves
12 Kgg1 loss in 2 half-moves
13 Kgh2 loss in 2 half-moves
14 Kh3 loss in 2 half-moves
15 Khg1 loss in 2 half-moves
16 Khh2 loss in 2 half-moves
17 Re5 loss in 2 half-moves
18 Rf5 loss in 2 half-moves
19 Rg6 loss in 2 half-moves
20 Rg7 loss in 2 half-moves
21 Rh5 loss in 2 half-moves