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

EGTB: loss in 35 half-moves

# move score
1 Kb4 loss in 34 half-moves
2 Ka4 loss in 32 half-moves
3 Kb6 loss in 32 half-moves
4 Ka5 loss in 28 half-moves
5 Ka6 loss in 22 half-moves
6 Kc4 loss in 2 half-moves
7 Kc5 loss in 2 half-moves
8 Kc6 loss in 2 half-moves