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

EGTB: win in 2 half-moves

# move score
1 Kb1 win in 1 half-moves
2 Kc2 win in 1 half-moves
3 Kd3 win in 1 half-moves
4 Kd1 win in 7 half-moves
5 Kd2 win in 7 half-moves
6 Kd4 win in 11 half-moves
7 Kb2 win in 13 half-moves
8 Kc3 win in 13 half-moves
9 Kb3 win in 15 half-moves
10 Kb4 win in 15 half-moves
11 Kb5 win in 15 half-moves
12 Kc5 win in 15 half-moves
13 Kd5 loss in 2 half-moves