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 loss in 2 half-moves
3 Kf7 loss in 2 half-moves
4 Kf8 loss in 2 half-moves
5 Kg6 loss in 2 half-moves
6 Kg8 loss in 2 half-moves
7 Kh6 loss in 2 half-moves
8 Kh7 loss in 2 half-moves
9 Kh8 loss in 2 half-moves
10 Ra3 loss in 2 half-moves
11 Rf3 loss in 2 half-moves
12 Rg5 loss in 2 half-moves
13 Rg6 loss in 2 half-moves
14 Rh3 loss in 2 half-moves
15 Rb3 loss in 1 half-moves
16 Rc3 loss in 1 half-moves
17 Rd3 loss in 1 half-moves
18 Re3 loss in 1 half-moves
19 Rg1 loss in 1 half-moves
20 Rg2 loss in 1 half-moves