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

EGTB: loss in 57 half-moves

# move score
1 Kc4 loss in 56 half-moves
2 Kb4 loss in 48 half-moves
3 Kc2 loss in 48 half-moves
4 Kc3 loss in 48 half-moves
5 Kb2 loss in 44 half-moves
6 Ka2 loss in 42 half-moves
7 Ka3 loss in 42 half-moves
8 Ka4 loss in 42 half-moves