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

EGTB: win in 4 half-moves

# move score
1 Rb1 win in 3 half-moves
2 Rc1 win in 3 half-moves
3 Ra4 win in 5 half-moves
4 Ra2 win in 7 half-moves
5 Nc5 loss in 8 half-moves
6 Ra7 loss in 4 half-moves
7 Nb6 loss in 2 half-moves
8 Nb8 loss in 2 half-moves
9 Ne5 loss in 2 half-moves
10 Nf6 loss in 2 half-moves
11 Nf8 loss in 2 half-moves
12 Ra3 loss in 2 half-moves
13 Ra5 loss in 2 half-moves
14 Ra6 loss in 2 half-moves
15 Ra8 loss in 2 half-moves
16 Rd1 loss in 2 half-moves
17 Re1 loss in 2 half-moves
18 Rf1 loss in 2 half-moves
19 Rg1 loss in 2 half-moves
20 Rh1 loss in 1 half-moves