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 Kg8 draw
3 Ra6 draw
4 Ra8 draw
5 Kf8 loss in 10 half-moves
6 Kg7 loss in 10 half-moves
7 Ke8 loss in 6 half-moves
8 Ra2 loss in 4 half-moves
9 Ke6 loss in 2 half-moves
10 Ke7 loss in 2 half-moves
11 Kf6 loss in 2 half-moves
12 Kg6 loss in 2 half-moves
13 Ra3 loss in 2 half-moves
14 Ra4 loss in 2 half-moves
15 Ra5 loss in 2 half-moves
16 Rb7 loss in 2 half-moves
17 Rc7 loss in 2 half-moves
18 Re7 loss in 2 half-moves
19 Ra1 loss in 1 half-moves