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

EGTB: win in 4 half-moves

# move score
1 Kc6 win in 3 half-moves
2 K4c4 win in 5 half-moves
3 K5c4 win in 5 half-moves
4 K4a5 win in 7 half-moves
5 K4c5 win in 7 half-moves
6 K5c5 win in 7 half-moves
7 Kb3 win in 7 half-moves
8 Kb6 win in 7 half-moves
9 K4a4 win in 9 half-moves
10 Ka3 win in 9 half-moves
11 Kc3 win in 9 half-moves
12 K5a4 win in 11 half-moves
13 K5a5 win in 11 half-moves
14 Ka6 win in 11 half-moves