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

EGTB: win in 2 half-moves

# move score
1 Ka2 win in 1 half-moves
2 Kb2 win in 1 half-moves
3 Kc1 win in 1 half-moves
4 Kc2 win in 1 half-moves
5 Ka1 loss in 30 half-moves