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

EGTB: win in 2 half-moves

# move score
1 Kb5 win in 1 half-moves
2 Kb6 win in 1 half-moves
3 Kb7 win in 1 half-moves
4 Rb8 win in 1 half-moves
5 Rc8 win in 3 half-moves
6 Kc7 win in 5 half-moves
7 Ra7 win in 5 half-moves
8 Ka5 win in 9 half-moves
9 Ka7 win in 9 half-moves
10 Kc8 win in 9 half-moves
11 Ke8 win in 9 half-moves
12 Kd7 win in 21 half-moves
13 Ke7 win in 27 half-moves