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

EGTB: win in 12 half-moves

# move score
1 Kf5 win in 11 half-moves
2 Kf6 win in 11 half-moves
3 Khg4 win in 11 half-moves
4 Kf4 win in 13 half-moves
5 Kgg4 win in 13 half-moves
6 Kgg6 win in 15 half-moves
7 Khg6 win in 15 half-moves
8 Khh4 win in 15 half-moves
9 Khh6 win in 19 half-moves
10 Kgh4 draw
11 Kgh6 draw