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

EGTB: win in 4 half-moves

# move score
1 Ra4 win in 3 half-moves
2 Ra5 win in 7 half-moves
3 Kd6 win in 11 half-moves
4 Kb6 win in 13 half-moves
5 Kc6 win in 13 half-moves
6 Kd7 win in 13 half-moves
7 Ra6 win in 15 half-moves
8 Rb7 win in 15 half-moves
9 Kb7 win in 19 half-moves
10 Ra8 win in 19 half-moves
11 Kd8 win in 21 half-moves
12 Kb8 draw
13 Kc8 draw
14 Ra1 loss in 2 half-moves
15 Ra2 loss in 2 half-moves
16 Ra3 loss in 2 half-moves