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

EGTB: win in 4 half-moves

# move score
1 Kf7 win in 3 half-moves
2 Kf8 win in 3 half-moves
3 Rf8 win in 3 half-moves
4 Kg5 win in 5 half-moves
5 Kgg7 win in 7 half-moves
6 Kgh7 win in 7 half-moves
7 Kg6 draw
8 Kh5 draw
9 Kh8 draw
10 Khg7 draw
11 Khh7 draw
12 Ra8 draw
13 Re1 draw
14 Re7 draw
15 Rb8 loss in 2 half-moves
16 Rc8 loss in 2 half-moves
17 Rd8 loss in 2 half-moves
18 Re2 loss in 2 half-moves
19 Re3 loss in 2 half-moves
20 Re4 loss in 2 half-moves
21 Re5 loss in 2 half-moves
22 Re6 loss in 2 half-moves