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

EGTB: win in 2 half-moves

# move score
1 Ra7 win in 1 half-moves
2 Kf6 draw
3 Kh6 draw
4 Kh7 draw
5 Rf7 draw
6 Rh7 draw
7 Kf7 loss in 6 half-moves
8 Kg5 loss in 4 half-moves
9 Kh5 loss in 4 half-moves
10 Re7 loss in 4 half-moves
11 Rg8 loss in 4 half-moves
12 Kf5 loss in 2 half-moves
13 Rb7 loss in 2 half-moves
14 Rc7 loss in 2 half-moves
15 Rd7 loss in 2 half-moves