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

EGTB: win in 6 half-moves

# move score
1 K2b3 win in 5 half-moves
2 K2c3 win in 5 half-moves
3 K2d3 win in 5 half-moves
4 Kd4 win in 5 half-moves
5 Kb2 win in 7 half-moves
6 Kd2 win in 7 half-moves
7 Kb4 win in 13 half-moves
8 Kb5 win in 13 half-moves
9 K4b3 win in 17 half-moves
10 K4c3 win in 17 half-moves
11 K4d3 win in 17 half-moves
12 Kc1 win in 17 half-moves
13 Kd1 win in 17 half-moves
14 Kb1 win in 21 half-moves
15 Kc5 loss in 2 half-moves
16 Kd5 loss in 2 half-moves