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

EGTB: win in 4 half-moves

# move score
1 Ra6 win in 3 half-moves
2 Nb7 draw
3 Nc6 draw
4 Nf7 draw
5 Rb6 loss in 2 half-moves
6 Rc6 loss in 2 half-moves
7 Rd6 loss in 2 half-moves
8 Re6 loss in 2 half-moves
9 Rf6 loss in 2 half-moves
10 Rg6 loss in 2 half-moves
11 Rh1 loss in 2 half-moves
12 Rh2 loss in 2 half-moves
13 Rh3 loss in 2 half-moves
14 Rh5 loss in 2 half-moves
15 Rh7 loss in 2 half-moves
16 Rh8 loss in 2 half-moves
17 Ne6 loss in 1 half-moves
18 Ne7 loss in 1 half-moves
19 Nf6 loss in 1 half-moves
20 Rh4 loss in 1 half-moves