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

EGTB: win in 8 half-moves

# move score
1 Kg4 win in 7 half-moves
2 K5g5 win in 11 half-moves
3 Kc1 win in 11 half-moves
4 Kh4 win in 13 half-moves
5 Ka1 draw
6 Ka2 draw
7 Kb2 draw
8 Kc2 draw
9 K5g6 loss in 2 half-moves
10 K6g5 loss in 2 half-moves
11 K6g6 loss in 2 half-moves
12 Kg7 loss in 2 half-moves
13 Kh7 loss in 2 half-moves