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

EGTB: draw

# move score
1 K4a5 draw
2 K4b5 draw
3 K6a5 draw
4 K6b5 draw
5 Ka3 draw
6 Ka7 draw
7 Kb4 draw
8 Kb6 draw
9 Kb7 draw
10 Kb3 loss in 2 half-moves