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

EGTB: win in 2 half-moves

# move score
1 Ra7 win in 1 half-moves
2 Kd6 draw
3 Ke7 draw
4 Kf6 draw
5 Kf7 draw
6 Rb5 draw
7 Rb6 draw
8 Re7 draw
9 Rh7 draw
10 Rb8 loss in 10 half-moves
11 Kd7 loss in 8 half-moves
12 Kd5 loss in 2 half-moves
13 Ke5 loss in 2 half-moves
14 Kf5 loss in 2 half-moves
15 Rb1 loss in 2 half-moves
16 Rb2 loss in 2 half-moves
17 Rb3 loss in 2 half-moves
18 Rc7 loss in 2 half-moves
19 Rd7 loss in 2 half-moves
20 Rf7 loss in 2 half-moves
21 Rg7 loss in 2 half-moves
22 Rb4 loss in 1 half-moves