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

EGTB: win in 4 half-moves

# move score
1 e7 win in 3 half-moves
2 Ra7 win in 4 half-moves
3 Rb7 win in 4 half-moves
4 Rc7 win in 5 half-moves
5 Rh5 win in 5 half-moves
6 Rh6 win in 5 half-moves
7 Rd7 win in 6 half-moves
8 Re7 win in 6 half-moves
9 Rh4 win in 6 half-moves
10 Rh8 win in 6 half-moves
11 Rh3 win in 7 half-moves
12 Rf7 loss in 2 half-moves
13 Rg7 loss in 2 half-moves
14 Rh1 loss in 2 half-moves
15 Rh2 loss in 2 half-moves