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

EGTB: win in 4 half-moves

# move score
1 Rb6 win in 3 half-moves
2 Nh4 draw
3 Re6 draw
4 Rf6 draw
5 Rg6 draw
6 Rh2 draw
7 Rh5 draw
8 Rh7 draw
9 Rh8 draw
10 Ne1 loss in 2 half-moves
11 Ne3 loss in 2 half-moves
12 Nf4 loss in 2 half-moves
13 Ra6 loss in 2 half-moves
14 Rc6 loss in 2 half-moves
15 Rd6 loss in 2 half-moves
16 Rh3 loss in 2 half-moves
17 Rh4 loss in 2 half-moves