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

EGTB: win in 2 half-moves

# move score
1 Kb5 win in 1 half-moves
2 Kb4 win in 3 half-moves
3 K7b6 win in 7 half-moves
4 K5a6 draw
5 K5b6 draw
6 K7a6 draw
7 Ka4 draw
8 Ka8 draw
9 Kb7 draw
10 Kb8 draw