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

EGTB: loss in 41 half-moves

# move score
1 Kb4 loss in 40 half-moves
2 Ka4 loss in 34 half-moves
3 Kb3 loss in 30 half-moves
4 Kb2 loss in 20 half-moves
5 Ka2 loss in 14 half-moves