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

EGTB: win in 50 half-moves

# move score
1 K8b7 win in 49 half-moves
2 K8b8 win in 49 half-moves
3 Kb6 win in 49 half-moves
4 K7b7 win in 51 half-moves
5 Ra4 win in 51 half-moves
6 K7b8 win in 53 half-moves
7 Rb4 win in 53 half-moves
8 Rh4 win in 55 half-moves
9 Ka6 win in 57 half-moves
10 Rc4 win in 57 half-moves
11 Rd1 win in 57 half-moves
12 Rd2 win in 59 half-moves
13 Rd3 win in 59 half-moves
14 Rd5 win in 59 half-moves
15 Rd6 loss in 2 half-moves
16 Rd7 loss in 2 half-moves
17 Rd8 loss in 2 half-moves
18 Re4 loss in 2 half-moves
19 Rf4 loss in 2 half-moves
20 Rg4 loss in 2 half-moves