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

EGTB: win in 4 half-moves

# move score
1 Rf3 win in 3 half-moves
2 Rg1 win in 5 half-moves
3 Rg2 win in 5 half-moves
4 Rg5 win in 5 half-moves
5 Rh3 win in 7 half-moves
6 Nf6 loss in 6 half-moves
7 Rg8 loss in 4 half-moves
8 Nc7 loss in 2 half-moves
9 Nd6 loss in 2 half-moves
10 Ng7 loss in 2 half-moves
11 Rb3 loss in 2 half-moves
12 Rc3 loss in 2 half-moves
13 Rd3 loss in 2 half-moves
14 Re3 loss in 2 half-moves
15 Rg4 loss in 2 half-moves
16 Rg6 loss in 2 half-moves
17 Rg7 loss in 2 half-moves
18 Ra3 loss in 1 half-moves