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

EGTB: win in 2 half-moves

# move score
1 Ra8 win in 1 half-moves
2 Kb6 win in 3 half-moves
3 Kb7 win in 3 half-moves
4 Kc6 win in 3 half-moves
5 Kcd7 win in 3 half-moves
6 Kd6 win in 3 half-moves
7 Kdd7 win in 3 half-moves
8 Rb8 win in 3 half-moves
9 Kb8 win in 5 half-moves
10 Ke7 win in 5 half-moves
11 Ke8 win in 5 half-moves