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 5 half-moves
3 Rd7 win in 5 half-moves
4 Re8 win in 5 half-moves
5 Nb2 win in 7 half-moves
6 Nc1 win in 7 half-moves
7 Rd5 win in 7 half-moves
8 Nf4 win in 9 half-moves
9 Ne1 draw
10 Ne5 draw
11 Nf2 draw
12 Rd4 draw
13 Rf8 draw
14 Rg8 draw
15 Nb4 loss in 2 half-moves
16 Nc5 loss in 2 half-moves
17 Ra8 loss in 2 half-moves
18 Rd6 loss in 2 half-moves
19 Rh8 loss in 2 half-moves