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

EGTB: win in 4 half-moves

# move score
1 Nf6 win in 3 half-moves
2 Rh8 loss in 4 half-moves
3 Nf4 loss in 2 half-moves
4 Ng3 loss in 2 half-moves
5 Ng7 loss in 2 half-moves
6 Ra6 loss in 2 half-moves
7 Rb6 loss in 2 half-moves
8 Rd6 loss in 2 half-moves
9 Re6 loss in 2 half-moves
10 Rf6 loss in 2 half-moves
11 Rg6 loss in 2 half-moves
12 Rh7 loss in 2 half-moves
13 Rc6 loss in 1 half-moves