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

EGTB: win in 2 half-moves

# move score
1 Kb1 win in 1 half-moves
2 Kb2 win in 1 half-moves
3 Kcc2 win in 1 half-moves
4 Kcd2 win in 1 half-moves
5 Ke2 win in 1 half-moves
6 Kdd2 win in 15 half-moves
7 Ke1 win in 15 half-moves
8 Kdc2 win in 17 half-moves