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

EGTB: win in 2 half-moves

# move score
1 Kb5 win in 1 half-moves
2 Ka3 draw
3 Ka5 draw
4 Kd6 draw
5 Kd7 draw
6 Kd8 draw
7 Ke6 draw
8 Kf6 draw
9 Kf7 draw
10 Kf8 draw
11 Kb3 loss in 2 half-moves
12 Kb4 loss in 2 half-moves
13 Ke8 loss in 2 half-moves