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 Kgg4 win in 5 half-moves
3 Khh4 win in 5 half-moves
4 Khg4 win in 7 half-moves
5 Khg6 win in 7 half-moves
6 Khh6 win in 7 half-moves
7 Rg7 win in 7 half-moves
8 Kgg6 win in 9 half-moves
9 Rh8 win in 9 half-moves
10 Rb8 draw
11 Kf4 loss in 2 half-moves
12 Kf5 loss in 2 half-moves
13 Kf6 loss in 2 half-moves
14 Kgh4 loss in 2 half-moves
15 Kgh6 loss in 2 half-moves
16 Ra8 loss in 2 half-moves
17 Rc8 loss in 2 half-moves
18 Rd8 loss in 2 half-moves
19 Re8 loss in 2 half-moves
20 Rf8 loss in 2 half-moves