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 Kc5 draw
3 Kc6 draw
4 Ke6 draw
5 Ra5 draw
6 Rc7 draw
7 Rd7 draw
8 Rf7 draw
9 Ra6 loss in 12 half-moves
10 Kc7 loss in 8 half-moves
11 Kd7 loss in 8 half-moves
12 Ke7 loss in 6 half-moves
13 Ra8 loss in 6 half-moves
14 Kd5 loss in 2 half-moves
15 Ke5 loss in 2 half-moves
16 Ra2 loss in 2 half-moves
17 Ra3 loss in 2 half-moves
18 Ra4 loss in 2 half-moves
19 Re7 loss in 2 half-moves
20 Rg7 loss in 2 half-moves
21 Rh7 loss in 2 half-moves
22 Ra1 loss in 1 half-moves