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

EGTB: loss in 5 half-moves

# move score
1 Kb7 loss in 4 half-moves
2 Kc7 loss in 4 half-moves
3 Kc8 loss in 4 half-moves
4 Ka2 loss in 2 half-moves
5 Ka7 loss in 2 half-moves
6 Ka8 loss in 2 half-moves
7 Kb2 loss in 2 half-moves
8 Kb4 loss in 2 half-moves
9 Ka4 loss in 1 half-moves
10 Kb3 loss in 1 half-moves