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

EGTB: loss in 53 half-moves

# move score
1 Kc4 loss in 52 half-moves
2 Kc5 loss in 44 half-moves
3 Kc6 loss in 44 half-moves
4 Ka4 loss in 34 half-moves
5 Ka5 loss in 34 half-moves
6 Ka6 loss in 34 half-moves
7 Kb4 loss in 34 half-moves
8 Kb6 loss in 34 half-moves