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

EGTB: win in 2 half-moves

# move score
1 a2 win in 1 half-moves
2 Kf1 win in 1 half-moves
3 Kf2 win in 1 half-moves
4 Kf3 win in 1 half-moves
5 Kg1 win in 1 half-moves
6 Kg3 win in 1 half-moves
7 Kh1 win in 1 half-moves
8 Kh2 win in 1 half-moves
9 Kh3 win in 1 half-moves