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

EGTB: draw

# move score
1 K2b3 draw
2 K4b3 draw
3 Kb1 draw
4 Kb2 draw
5 Kb4 draw
6 K2a3 loss in 6 half-moves
7 K4a3 loss in 6 half-moves
8 Ka1 loss in 6 half-moves
9 Ka5 loss in 2 half-moves
10 Kb5 loss in 2 half-moves