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

EGTB: win in 4 half-moves

# move score
1 Kb3 win in 3 half-moves
2 Kb2 draw
3 Kc3 draw
4 Kd1 draw
5 Kd2 draw
6 Kd3 draw
7 Kb1 loss in 16 half-moves
8 Kc1 loss in 8 half-moves