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

EGTB: win in 4 half-moves

# move score
1 Kb1 win in 3 half-moves
2 Kc1 win in 3 half-moves
3 Kc3 win in 3 half-moves
4 Kcb3 win in 3 half-moves
5 Kd1 win in 3 half-moves
6 Kd3 win in 3 half-moves
7 Ra1 win in 3 half-moves
8 Kab2 win in 7 half-moves
9 Kb4 win in 7 half-moves
10 Rb2 win in 7 half-moves
11 Kd2 win in 11 half-moves
12 Ka4 win in 17 half-moves
13 Kab3 draw
14 Kcb2 draw