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

EGTB: win in 4 half-moves

# move score
1 Rf7 win in 3 half-moves
2 Re7 win in 5 half-moves
3 Rg7 win in 7 half-moves
4 Rh8 win in 7 half-moves
5 Ra7 loss in 2 half-moves
6 Rb7 loss in 2 half-moves
7 Rc7 loss in 2 half-moves
8 Rd7 loss in 2 half-moves
9 Rh1 loss in 2 half-moves
10 Rh2 loss in 2 half-moves
11 Rh3 loss in 2 half-moves
12 Rh4 loss in 2 half-moves
13 Rh5 loss in 2 half-moves
14 Rh6 loss in 2 half-moves