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

EGTB: win in 2 half-moves

# move score
1 K6b6 win in 1 half-moves
2 K7b6 win in 1 half-moves
3 Kb5 win in 1 half-moves
4 Ka5 loss in 2 half-moves
5 Ka8 loss in 2 half-moves
6 Kb8 loss in 2 half-moves
7 K6b7 loss in 1 half-moves
8 K7b7 loss in 1 half-moves