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

EGTB: win in 4 half-moves

# move score
1 Kb2 win in 3 half-moves
2 Kb1 draw
3 Kc1 draw
4 Kd1 draw
5 Kd2 draw
6 Kb3 loss in 2 half-moves
7 Kc3 loss in 2 half-moves
8 Kd3 loss in 2 half-moves