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

EGTB: win in 4 half-moves

# move score
1 Kd1 win in 3 half-moves
2 Kd2 win in 3 half-moves
3 Kb3 loss in 40 half-moves
4 Kc1 loss in 34 half-moves
5 Kb2 loss in 18 half-moves
6 Kb1 loss in 10 half-moves
7 Kc3 loss in 2 half-moves
8 Kd3 loss in 2 half-moves