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

EGTB: loss in 7 half-moves

# move score
1 Kb4 loss in 6 half-moves
2 Kb5 loss in 4 half-moves
3 Kb3 loss in 2 half-moves
4 Kc3 loss in 2 half-moves
5 Kc5 loss in 2 half-moves
6 Kd3 loss in 2 half-moves
7 Kd5 loss in 2 half-moves
8 Nb6 loss in 2 half-moves
9 Nc7 loss in 2 half-moves
10 Kd4 loss in 1 half-moves