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

EGTB: loss in 3 half-moves

# move score
1 Kb3 loss in 2 half-moves
2 Kb4 loss in 2 half-moves
3 Kc2 loss in 2 half-moves
4 Kd3 loss in 2 half-moves
5 Kd4 loss in 2 half-moves
6 Nb3 loss in 2 half-moves
7 Nc2 loss in 2 half-moves
8 Kb2 loss in 1 half-moves
9 Kc4 loss in 1 half-moves
10 Kd2 loss in 1 half-moves