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

EGTB: win in 8 half-moves

# move score
1 Nb6 win in 7 half-moves
2 Ra1 loss in 10 half-moves
3 Rb2 loss in 8 half-moves
4 Rd1 loss in 6 half-moves
5 Nc7 loss in 2 half-moves
6 Rb3 loss in 2 half-moves
7 Rb4 loss in 2 half-moves
8 Rb5 loss in 2 half-moves
9 Rb6 loss in 2 half-moves
10 Rb7 loss in 2 half-moves
11 Rb8 loss in 2 half-moves
12 Re1 loss in 2 half-moves
13 Rf1 loss in 2 half-moves
14 Rg1 loss in 2 half-moves
15 Rh1 loss in 2 half-moves
16 Rc1 loss in 1 half-moves