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

EGTB: win in 14 half-moves

# move score
1 Kb5 win in 13 half-moves
2 Kb6 win in 19 half-moves
3 K3a4 draw
4 K3b4 draw
5 K5a4 draw
6 K5b4 draw
7 Ka2 draw
8 Ka6 draw
9 Kb2 draw
10 Kb3 draw