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 K6b7 win in 3 half-moves
3 K7b7 win in 3 half-moves
4 Kb8 win in 3 half-moves
5 K6b6 win in 11 half-moves
6 K7b6 win in 11 half-moves
7 Ka5 draw
8 Ka8 draw