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

EGTB: win in 4 half-moves

# move score
1 Nb6 win in 3 half-moves
2 Nc7 win in 3 half-moves
3 Rb1 loss in 6 half-moves
4 Rc1 loss in 6 half-moves
5 Ra3 loss in 4 half-moves
6 Ra5 loss in 4 half-moves
7 Rd1 loss in 4 half-moves
8 Ra4 loss in 2 half-moves
9 Ra6 loss in 2 half-moves
10 Ra7 loss in 2 half-moves
11 Rf1 loss in 2 half-moves
12 Rg1 loss in 2 half-moves
13 Rh1 loss in 2 half-moves
14 Ra2 loss in 1 half-moves
15 Re1 loss in 1 half-moves