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

EGTB: win in 2 half-moves

# move score
1 Ka3 win in 1 half-moves
2 K2b1 draw
3 K2b2 draw
4 K1b1 loss in 1 half-moves
5 K1b2 loss in 1 half-moves
6 Kb3 loss in 1 half-moves