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

EGTB: win in 2 half-moves

# move score
1 Rd7 win in 1 half-moves
2 Ke6 draw
3 Ke7 draw
4 Kg5 draw
5 Kg6 draw
6 Kg7 draw
7 Re7 draw
8 Rf8 draw
9 Rg7 draw
10 Rh7 draw
11 Rc7 loss in 12 half-moves
12 Kf5 loss in 4 half-moves
13 Ke5 loss in 2 half-moves
14 Ra7 loss in 2 half-moves
15 Rb7 loss in 2 half-moves