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

EGTB: loss in 13 half-moves

# move score
1 Kb2 loss in 12 half-moves
2 Kc2 loss in 12 half-moves
3 Ka2 loss in 8 half-moves
4 Ka3 loss in 8 half-moves
5 Ka4 loss in 2 half-moves
6 Kb4 loss in 2 half-moves
7 Kc3 loss in 2 half-moves
8 Kc4 loss in 2 half-moves