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 Ka2 loss in 16 half-moves
3 Ka4 loss in 10 half-moves
4 Kb2 loss in 2 half-moves
5 Kb4 loss in 2 half-moves