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 Kf6 draw
3 Kf7 draw
4 Kg6 draw
5 Kh6 draw
6 Rg6 draw
7 Kh7 loss in 24 half-moves
8 Kh8 loss in 24 half-moves
9 Rh5 loss in 24 half-moves
10 Kg8 loss in 20 half-moves
11 Kf8 loss in 10 half-moves
12 Ra5 loss in 2 half-moves
13 Rb5 loss in 2 half-moves
14 Rd5 loss in 2 half-moves
15 Re5 loss in 2 half-moves
16 Rf5 loss in 2 half-moves
17 Rg1 loss in 2 half-moves
18 Rg2 loss in 2 half-moves
19 Rg3 loss in 2 half-moves
20 Rc5 loss in 1 half-moves