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

EGTB: win in 4 half-moves

# move score
1 Nb7 win in 3 half-moves
2 Kc7 win in 5 half-moves
3 Kd6 win in 5 half-moves
4 Kd7 win in 7 half-moves
5 Kb5 win in 11 half-moves
6 Ra7 win in 13 half-moves
7 Rc8 win in 13 half-moves
8 Kb6 draw
9 Kb7 draw
10 Kc5 draw
11 Ra6 loss in 6 half-moves
12 Kd5 loss in 2 half-moves
13 Nb3 loss in 2 half-moves
14 Nc4 loss in 2 half-moves
15 Rb8 loss in 2 half-moves
16 Rd8 loss in 2 half-moves
17 Re8 loss in 2 half-moves
18 Rf8 loss in 2 half-moves
19 Rg8 loss in 2 half-moves
20 Rh8 loss in 2 half-moves