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

EGTB: win in 4 half-moves

# move score
1 Rh6 win in 3 half-moves
2 Nf6 draw
3 Ng7 draw
4 Rf8 draw
5 Rh2 draw
6 Rh4 draw
7 Rh5 draw
8 Rh7 draw
9 Nc7 loss in 2 half-moves
10 Nd6 loss in 2 half-moves
11 Rg8 loss in 2 half-moves
12 Rh1 loss in 2 half-moves
13 Rh3 loss in 1 half-moves