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

EGTB: win in 4 half-moves

# move score
1 Rb8 win in 3 half-moves
2 Rc8 win in 3 half-moves
3 Rd8 win in 3 half-moves
4 Ng5 win in 5 half-moves
5 Rf8 draw
6 Rg1 draw
7 Ra8 loss in 12 half-moves
8 Nd6 loss in 2 half-moves
9 Nd8 loss in 2 half-moves
10 Ne5 loss in 2 half-moves
11 Nh6 loss in 2 half-moves
12 Nh8 loss in 2 half-moves
13 Re8 loss in 2 half-moves
14 Rg2 loss in 2 half-moves
15 Rg4 loss in 2 half-moves
16 Rg5 loss in 2 half-moves
17 Rg6 loss in 2 half-moves
18 Rg7 loss in 2 half-moves
19 Rh8 loss in 2 half-moves
20 Rg3 loss in 1 half-moves