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

EGTB: win in 2 half-moves

# move score
1 Kb3 win in 1 half-moves
2 Ka3 draw
3 Kaa2 draw
4 Kab1 draw
5 Kba2 draw
6 Kbb1 draw
7 Kc1 draw
8 Kc2 draw
9 Kc3 loss in 2 half-moves