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

EGTB: loss in 13 half-moves

# move score
1 Ka4 loss in 12 half-moves
2 Kb3 loss in 12 half-moves
3 Kb4 loss in 12 half-moves
4 Ka2 loss in 2 half-moves
5 Kb2 loss in 2 half-moves