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

EGTB: win in 2 half-moves

# move score
1 Ka5 win in 1 half-moves
2 Kc5 win in 1 half-moves
3 Ka4 draw
4 Kb4 draw
5 Kc4 draw
6 Kc6 loss in 58 half-moves
7 Kb6 loss in 52 half-moves
8 Ka6 loss in 44 half-moves