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

EGTB: win in 8 half-moves

# move score
1 Ka6 win in 7 half-moves
2 Ka8 win in 7 half-moves
3 Kb6 win in 7 half-moves
4 Kb7 win in 7 half-moves
5 Kb8 win in 7 half-moves
6 Rc7 win in 11 half-moves
7 Rd7 win in 11 half-moves
8 Ke5 draw
9 Ke6 draw
10 Ke7 draw
11 Kg6 draw
12 Kg7 draw
13 Rb7 draw
14 Re7 draw
15 Rf8 draw
16 Kf5 loss in 2 half-moves
17 Kg5 loss in 2 half-moves
18 Rg7 loss in 2 half-moves
19 Rh7 loss in 2 half-moves