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

EGTB: win in 4 half-moves

# move score
1 Rg6 win in 3 half-moves
2 Kf5 draw
3 Kf6 draw
4 Kg6 draw
5 Kgh4 draw
6 Kh2 draw
7 Kh5 draw
8 Kh6 draw
9 Khh4 draw
10 Rc8 draw
11 Rg7 draw
12 Rh8 draw
13 Kf4 loss in 2 half-moves
14 Kg2 loss in 2 half-moves
15 Kg3 loss in 2 half-moves
16 Kgg4 loss in 2 half-moves
17 Khg4 loss in 2 half-moves
18 Ra8 loss in 2 half-moves
19 Rb8 loss in 2 half-moves
20 Rd8 loss in 2 half-moves
21 Re8 loss in 2 half-moves
22 Rf8 loss in 2 half-moves