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 Kd5 draw
3 Kd7 draw
4 Ke5 draw
5 Ke7 draw
6 Kf5 draw
7 Kf6 draw
8 Kf7 draw
9 Ra5 draw
10 Ra7 draw
11 Rc6 draw
12 Kd6 loss in 8 half-moves
13 Ra4 loss in 4 half-moves
14 Ra1 loss in 2 half-moves
15 Ra2 loss in 2 half-moves
16 Ra3 loss in 2 half-moves
17 Rd6 loss in 2 half-moves
18 Ra8 loss in 1 half-moves