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

EGTB: win in 2 half-moves

# move score
1 Kc7 win in 1 half-moves
2 Kc8 win in 1 half-moves
3 Kba7 draw
4 Kaa7 loss in 2 half-moves
5 Kab7 loss in 2 half-moves
6 Kbb7 loss in 2 half-moves