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

EGTB: win in 44 half-moves

# move score
1 K8b7 win in 43 half-moves
2 Kb6 win in 47 half-moves
3 K7b7 win in 49 half-moves
4 K8b8 win in 49 half-moves
5 Ra5 win in 51 half-moves
6 K7b8 win in 53 half-moves
7 Rb6 win in 53 half-moves
8 Rg6 win in 53 half-moves
9 Rh6 win in 53 half-moves
10 Ra4 win in 57 half-moves
11 Rc6 win in 57 half-moves
12 Ra1 loss in 2 half-moves
13 Ra2 loss in 2 half-moves
14 Ra3 loss in 2 half-moves
15 Rd6 loss in 2 half-moves
16 Re6 loss in 2 half-moves
17 Rf6 loss in 2 half-moves