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

EGTB: win in 2 half-moves

# move score
1 Ka4 win in 1 half-moves
2 Kc4 win in 1 half-moves
3 Kb3 loss in 22 half-moves
4 Kb5 loss in 22 half-moves
5 Ka3 loss in 16 half-moves
6 Ka5 loss in 16 half-moves
7 Kc3 loss in 2 half-moves
8 Kc5 loss in 2 half-moves