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

EGTB: win in 40 half-moves

# move score
1 Kb5 win in 39 half-moves
2 Kb6 win in 39 half-moves
3 Kb7 win in 39 half-moves
4 Kd6 win in 41 half-moves
5 Ka5 win in 43 half-moves
6 Ka7 win in 43 half-moves
7 Kc6 win in 43 half-moves
8 Ke7 win in 43 half-moves
9 Ra7 win in 43 half-moves
10 Rb8 win in 43 half-moves
11 Rd8 win in 43 half-moves
12 Rh8 win in 43 half-moves
13 Kc7 win in 45 half-moves
14 Ke6 win in 45 half-moves
15 Rf8 win in 45 half-moves
16 Rg8 win in 45 half-moves
17 Kc8 win in 47 half-moves
18 Kd8 win in 47 half-moves
19 Ke8 win in 47 half-moves
20 Rc8 loss in 2 half-moves
21 Re8 loss in 2 half-moves