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

EGTB: win in 4 half-moves

# move score
1 Kc1 win in 3 half-moves
2 Kc3 win in 3 half-moves
3 Kd1 win in 3 half-moves
4 Kd3 win in 3 half-moves
5 Ke1 win in 3 half-moves
6 Ke3 win in 3 half-moves
7 Kb2 win in 7 half-moves
8 Kb3 win in 7 half-moves
9 Kb4 win in 7 half-moves
10 Rb2 win in 7 half-moves
11 Rc2 win in 7 half-moves
12 Ra1 win in 21 half-moves
13 Ka4 win in 23 half-moves
14 Kc2 win in 23 half-moves
15 Ke2 win in 27 half-moves