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

EGTB: draw

# move score
1 Nb7 draw
2 Rd8 draw
3 Rb8 loss in 4 half-moves
4 Rc8 loss in 4 half-moves
5 Nb3 loss in 2 half-moves
6 Nc4 loss in 2 half-moves
7 Nc6 loss in 2 half-moves
8 Ra6 loss in 2 half-moves
9 Ra7 loss in 2 half-moves
10 Re8 loss in 2 half-moves
11 Rf8 loss in 2 half-moves
12 Rg8 loss in 2 half-moves
13 Rh8 loss in 2 half-moves