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

EGTB: win in 4 half-moves

# move score
1 Nb3 win in 3 half-moves
2 Nc2 draw
3 Rb1 draw
4 Rb2 draw
5 Rb4 draw
6 Rd8 draw
7 Ra8 loss in 8 half-moves
8 Re8 loss in 8 half-moves
9 Rf8 loss in 8 half-moves
10 Rg8 loss in 8 half-moves
11 Rh8 loss in 8 half-moves
12 Rb3 loss in 4 half-moves
13 Rc8 loss in 2 half-moves
14 Rb5 loss in 1 half-moves
15 Rb6 loss in 1 half-moves
16 Rb7 loss in 1 half-moves