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 43 half-moves
3 K7b7 win in 45 half-moves
4 K8b8 win in 45 half-moves
5 K7b8 win in 47 half-moves
6 Ka6 win in 49 half-moves
7 Rc2 win in 49 half-moves
8 Rd2 win in 49 half-moves
9 Ra2 win in 51 half-moves
10 Rb1 win in 51 half-moves
11 Re2 win in 51 half-moves
12 Rf2 win in 51 half-moves
13 Rb3 win in 53 half-moves
14 Rb4 win in 53 half-moves
15 Rb5 win in 53 half-moves
16 Rb6 win in 53 half-moves
17 Rb7 loss in 2 half-moves
18 Rb8 loss in 2 half-moves
19 Rg2 loss in 2 half-moves
20 Rh2 loss in 2 half-moves