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

EGTB: win in 4 half-moves

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