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

EGTB: loss in 51 half-moves

# move score
1 Kb4 loss in 50 half-moves
2 Kc4 loss in 50 half-moves
3 Kd4 loss in 50 half-moves
4 Kb2 loss in 44 half-moves
5 Kb3 loss in 44 half-moves
6 Kc2 loss in 44 half-moves
7 Kd2 loss in 44 half-moves
8 Kd3 loss in 44 half-moves