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

EGTB: win in 2 half-moves

# move score
1 Rg1 win in 1 half-moves
2 Kf7 draw
3 Kg8 draw
4 Kh6 draw
5 Kh7 draw
6 Rg6 draw
7 Rh2 draw
8 Kh8 loss in 12 half-moves
9 Kf8 loss in 10 half-moves
10 Ra2 loss in 4 half-moves
11 Kf6 loss in 2 half-moves
12 Kg6 loss in 2 half-moves
13 Rb2 loss in 2 half-moves
14 Rc2 loss in 2 half-moves
15 Re2 loss in 2 half-moves
16 Rf2 loss in 2 half-moves
17 Rg3 loss in 2 half-moves
18 Rg4 loss in 2 half-moves
19 Rg5 loss in 2 half-moves
20 Rd2 loss in 1 half-moves