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 Ra1 win in 3 half-moves
6 Ra3 win in 3 half-moves
7 Kb4 win in 7 half-moves
8 Rb2 win in 7 half-moves
9 Kd2 win in 13 half-moves
10 Ka5 win in 15 half-moves
11 Kb2 win in 15 half-moves
12 Ka3 win in 17 half-moves
13 Kd1 win in 25 half-moves
14 Kab3 draw
15 Kb5 draw
16 Kd3 draw