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

EGTB: win in 2 half-moves

# move score
1 Kb3 win in 1 half-moves
2 Kc3 win in 1 half-moves
3 Kd3 win in 1 half-moves
4 Kd4 win in 3 half-moves
5 Kb5 draw
6 Kc5 draw
7 Kd5 draw
8 Kb4 loss in 2 half-moves