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

EGTB: win in 40 half-moves

# move score
1 Kb4 win in 39 half-moves
2 Kb5 win in 39 half-moves
3 Kc6 win in 39 half-moves
4 Ra6 win in 39 half-moves
5 Ka4 win in 41 half-moves
6 Kaa6 win in 41 half-moves
7 Kab6 win in 41 half-moves
8 Kbb6 win in 41 half-moves
9 Kc7 win in 41 half-moves
10 Ra7 win in 41 half-moves
11 Rb8 win in 41 half-moves
12 Rc8 win in 41 half-moves
13 Rd8 win in 43 half-moves
14 Kb8 win in 45 half-moves
15 Kba6 win in 45 half-moves
16 Kc8 win in 45 half-moves
17 Re8 win in 45 half-moves
18 Ka7 win in 47 half-moves
19 Rf8 loss in 2 half-moves
20 Rg8 loss in 2 half-moves
21 Rh8 loss in 2 half-moves