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 Kf3 win in 1 half-moves
5 Kcd1 win in 3 half-moves
6 Kcd2 win in 3 half-moves
7 Kf2 win in 3 half-moves
8 Kb2 win in 9 half-moves
9 Ke1 win in 15 half-moves
10 Ked1 win in 15 half-moves
11 Ked2 win in 15 half-moves
12 Kf1 draw
13 Ke3 loss in 2 half-moves