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

EGTB: win in 4 half-moves

# move score
1 Kc1 win in 3 half-moves
2 Kc2 win in 3 half-moves
3 Kd2 loss in 38 half-moves
4 Ke1 loss in 34 half-moves
5 Ke2 loss in 34 half-moves