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

EGTB: win in 2 half-moves

# move score
1 Rb5 win in 1 half-moves
2 Ke4 draw
3 Ke6 draw
4 Kf4 draw
5 Kf6 draw
6 Kg4 draw
7 Kg5 draw
8 Kg6 draw
9 Ra4 draw
10 Ra6 draw
11 Rc5 draw
12 Ra7 loss in 22 half-moves
13 Ke5 loss in 12 half-moves
14 Ra3 loss in 4 half-moves
15 Ra1 loss in 2 half-moves
16 Ra2 loss in 2 half-moves
17 Rd5 loss in 2 half-moves
18 Re5 loss in 2 half-moves
19 Ra8 loss in 1 half-moves