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

EGTB: loss in 25 half-moves

# move score
1 Kb2 loss in 24 half-moves
2 Kb3 loss in 24 half-moves
3 Kd3 loss in 24 half-moves
4 Kc2 loss in 18 half-moves
5 Kb4 loss in 2 half-moves
6 Kc4 loss in 2 half-moves
7 Kd2 loss in 2 half-moves
8 Kd4 loss in 2 half-moves