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

EGTB: loss in 37 half-moves

# move score
1 Kb3 loss in 36 half-moves
2 Kb5 loss in 26 half-moves
3 Ka3 loss in 20 half-moves
4 Ka4 loss in 14 half-moves
5 Ka5 loss in 14 half-moves
6 Kc3 loss in 2 half-moves
7 Kc4 loss in 2 half-moves
8 Kc5 loss in 2 half-moves