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

EGTB: win in 2 half-moves

# move score
1 Rb7 win in 1 half-moves
2 Kd5 draw
3 Kd6 draw
4 Kd7 draw
5 Ke5 draw
6 Ke7 draw
7 Kf6 draw
8 Kf7 draw
9 Ra4 draw
10 Ra5 draw
11 Re7 draw
12 Rf7 draw
13 Kf5 loss in 22 half-moves
14 Ra6 loss in 8 half-moves
15 Ra3 loss in 6 half-moves
16 Ra1 loss in 2 half-moves
17 Ra2 loss in 2 half-moves
18 Rc7 loss in 2 half-moves
19 Rd7 loss in 2 half-moves
20 Rg7 loss in 2 half-moves
21 Rh7 loss in 2 half-moves
22 Ra8 loss in 1 half-moves