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

EGTB: win in 4 half-moves

# move score
1 Rf1 win in 3 half-moves
2 Rg1 win in 3 half-moves
3 Rh2 loss in 4 half-moves
4 Rh3 loss in 4 half-moves
5 Nf6 loss in 2 half-moves
6 Nf8 loss in 2 half-moves
7 Ng5 loss in 2 half-moves
8 Ra1 loss in 2 half-moves
9 Rb1 loss in 2 half-moves
10 Rc1 loss in 2 half-moves
11 Rd1 loss in 2 half-moves
12 Rh5 loss in 2 half-moves
13 Rh6 loss in 2 half-moves
14 Re1 loss in 1 half-moves
15 Rh4 loss in 1 half-moves