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

EGTB: win in 2 half-moves

# move score
1 Kb4 win in 1 half-moves
2 Kc2 draw
3 Kc4 draw
4 Kd3 draw
5 Kd2 loss in 22 half-moves
6 Kb2 loss in 2 half-moves
7 Kb3 loss in 2 half-moves
8 Kd4 loss in 2 half-moves