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

EGTB: win in 2 half-moves

# move score
1 Kf1 win in 1 half-moves
2 Kh1 win in 1 half-moves
3 Kf2 draw
4 Kg2 loss in 40 half-moves
5 Kh2 loss in 36 half-moves