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

EGTB: win in 4 half-moves

# move score
1 Kh2 win in 3 half-moves
2 Khg3 win in 3 half-moves
3 Rf6 win in 3 half-moves
4 Kg2 win in 5 half-moves
5 Kf5 win in 11 half-moves
6 Kg5 win in 11 half-moves
7 Kh5 win in 11 half-moves
8 Rh4 win in 17 half-moves
9 Kf3 draw
10 Kf4 draw
11 Kgg3 draw
12 Kgh4 draw
13 Khh4 draw
14 Ra6 draw
15 Re6 draw
16 Rg6 draw
17 Rh7 draw
18 Rh8 draw
19 Rb6 loss in 2 half-moves
20 Rc6 loss in 2 half-moves
21 Rd6 loss in 2 half-moves
22 Rh5 loss in 2 half-moves