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

EGTB: win in 2 half-moves

# move score
1 Kg1 win in 1 half-moves
2 Kg2 win in 1 half-moves
3 Kg3 win in 1 half-moves
4 Ke1 loss in 36 half-moves
5 Ke2 loss in 36 half-moves
6 Kf1 loss in 36 half-moves
7 Ke3 loss in 2 half-moves
8 Kf3 loss in 2 half-moves