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

EGTB: win in 4 half-moves

# move score
1 Ka4 win in 3 half-moves
2 Ka5 win in 3 half-moves
3 Ka6 win in 3 half-moves
4 Kb7 win in 3 half-moves
5 Kc4 win in 3 half-moves
6 Kc5 win in 3 half-moves
7 Kc7 win in 3 half-moves
8 Kd7 win in 3 half-moves
9 Rb6 win in 3 half-moves
10 Rb7 win in 3 half-moves
11 Kb4 win in 5 half-moves
12 Kc6 win in 5 half-moves
13 Kd8 win in 15 half-moves
14 Kb6 win in 25 half-moves
15 Ra8 win in 25 half-moves