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

EGTB: win in 2 half-moves

# move score
1 Rb6 win in 1 half-moves
2 Ra7 loss in 12 half-moves
3 Ra8 loss in 12 half-moves
4 Kg6 loss in 10 half-moves
5 Ke7 loss in 8 half-moves
6 Kf7 loss in 8 half-moves
7 Kg7 loss in 8 half-moves
8 Ke6 loss in 6 half-moves
9 Rc6 loss in 6 half-moves
10 Rd6 loss in 6 half-moves
11 Ke5 loss in 2 half-moves
12 Kf5 loss in 2 half-moves
13 Kg5 loss in 2 half-moves
14 Ra2 loss in 2 half-moves
15 Ra3 loss in 2 half-moves
16 Ra4 loss in 2 half-moves
17 Ra5 loss in 2 half-moves
18 Re6 loss in 2 half-moves
19 Ra1 loss in 1 half-moves