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

EGTB: win in 4 half-moves

# move score
1 Kfg7 win in 3 half-moves
2 Kgf5 win in 3 half-moves
3 Kgg7 win in 3 half-moves
4 Kh5 win in 3 half-moves
5 Rg7 win in 3 half-moves
6 Kgg5 win in 5 half-moves
7 Kff5 win in 7 half-moves
8 Kfg5 win in 7 half-moves
9 Kff7 draw
10 Rd8 draw
11 Rf8 draw
12 Ke5 loss in 2 half-moves
13 Ke6 loss in 2 half-moves
14 Ke7 loss in 2 half-moves
15 Kgf7 loss in 2 half-moves
16 Kh6 loss in 2 half-moves
17 Kh7 loss in 2 half-moves
18 Ra8 loss in 2 half-moves
19 Rb8 loss in 2 half-moves
20 Rc8 loss in 2 half-moves
21 Re8 loss in 2 half-moves
22 Rh8 loss in 2 half-moves