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

EGTB: win in 2 half-moves

# move score
1 Kf5 win in 1 half-moves
2 Kh5 win in 1 half-moves
3 Rg5 win in 1 half-moves
4 Ra7 draw
5 Kf3 loss in 2 half-moves
6 Kf4 loss in 2 half-moves
7 Kg3 loss in 2 half-moves
8 Kh3 loss in 2 half-moves
9 Kh4 loss in 2 half-moves
10 Rb7 loss in 2 half-moves
11 Rc7 loss in 2 half-moves
12 Rd7 loss in 2 half-moves
13 Re7 loss in 2 half-moves
14 Rf7 loss in 2 half-moves
15 Rg6 loss in 2 half-moves
16 Rg8 loss in 2 half-moves
17 Rh7 loss in 2 half-moves
18 Kg5 loss in 1 half-moves