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

EGTB: win in 2 half-moves

# move score
1 Ka7 win in 1 half-moves
2 Kb7 win in 1 half-moves
3 Kb5 draw
4 Ka5 loss in 34 half-moves
5 Kb6 loss in 2 half-moves