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

EGTB: win in 6 half-moves

# move score
1 Kc6 win in 5 half-moves
2 Kc8 win in 5 half-moves
3 Ra6 win in 5 half-moves
4 Ka6 win in 15 half-moves
5 Ke6 win in 15 half-moves
6 Ke7 win in 15 half-moves
7 Ke8 win in 15 half-moves
8 Ka4 win in 17 half-moves
9 Kc7 win in 17 half-moves
10 Ra8 win in 27 half-moves
11 Kd6 draw
12 Kd8 draw
13 Kb4 loss in 2 half-moves
14 Kb5 loss in 2 half-moves
15 Kb6 loss in 2 half-moves
16 Rb7 loss in 2 half-moves
17 Rc7 loss in 2 half-moves