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

EGTB: win in 10 half-moves

# move score
1 Rf7 win in 9 half-moves
2 g6 draw
3 Nf2 draw
4 Nf4 draw
5 Ng1 draw
6 Ra7 draw
7 Rd7 draw
8 Re7 draw
9 Rg7 draw
10 Rh5 draw
11 Rh8 draw
12 Rb7 loss in 2 half-moves
13 Rc7 loss in 2 half-moves
14 Rh4 loss in 2 half-moves
15 Rh6 loss in 2 half-moves