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

EGTB: loss in 25 half-moves

# move score
1 Ka3 loss in 24 half-moves
2 Kb4 loss in 24 half-moves
3 Kb5 loss in 24 half-moves
4 Ka5 loss in 16 half-moves
5 Kb3 loss in 2 half-moves