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

EGTB: win in 12 half-moves

# move score
1 K6b7 win in 11 half-moves
2 K7b7 win in 11 half-moves
3 Kb8 win in 15 half-moves
4 Kb5 win in 43 half-moves
5 K6b6 draw
6 K7b6 draw
7 Ka5 draw
8 Ka8 draw