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 Ra5 draw
3 Re5 draw
4 Rf5 draw
5 Rg2 draw
6 Rg3 draw
7 Kf6 loss in 2 half-moves
8 Kf7 loss in 2 half-moves
9 Kf8 loss in 2 half-moves
10 Kg6 loss in 2 half-moves
11 Kg8 loss in 2 half-moves
12 Kh6 loss in 2 half-moves
13 Kh7 loss in 2 half-moves
14 Kh8 loss in 2 half-moves
15 Rb5 loss in 2 half-moves
16 Rc5 loss in 2 half-moves
17 Rd5 loss in 2 half-moves
18 Rg6 loss in 2 half-moves
19 Rh5 loss in 2 half-moves
20 Rg1 loss in 1 half-moves