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

EGTB: win in 2 half-moves

# move score
1 Kb4 win in 1 half-moves
2 Kd4 win in 1 half-moves
3 Kc3 draw
4 Kc5 loss in 40 half-moves
5 Kb5 loss in 30 half-moves
6 Kb3 loss in 24 half-moves
7 Kd3 loss in 2 half-moves
8 Kd5 loss in 2 half-moves