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

EGTB: loss in 11 half-moves

# move score
1 Kb1 loss in 10 half-moves
2 Kb3 loss in 10 half-moves
3 Kc1 loss in 10 half-moves
4 Kc3 loss in 10 half-moves
5 Kb2 loss in 8 half-moves
6 Kd1 loss in 8 half-moves
7 Kd2 loss in 2 half-moves
8 Kd3 loss in 2 half-moves
9 Nb3 loss in 2 half-moves