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 K3b3 draw
4 K4b3 draw
5 K4b4 draw
6 K3b4 loss in 4 half-moves
7 Ka5 loss in 2 half-moves
8 Kb5 loss in 2 half-moves