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

EGTB: win in 4 half-moves

# move score
1 Kb6 win in 3 half-moves
2 Kc6 win in 3 half-moves
3 Ra6 win in 3 half-moves
4 Ra8 win in 3 half-moves
5 Kb7 win in 7 half-moves
6 Kd6 win in 7 half-moves
7 Kd7 win in 7 half-moves
8 Ra5 win in 7 half-moves
9 Rb7 win in 7 half-moves
10 Kb2 win in 11 half-moves
11 Kb1 win in 13 half-moves
12 Kb3 win in 19 half-moves
13 Ka3 win in 23 half-moves
14 Ka1 draw
15 Kb8 draw
16 Kc8 draw
17 Kd8 draw
18 Ra3 draw
19 Ra4 draw