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

EGTB: win in 2 half-moves

# move score
1 Ra5 win in 1 half-moves
2 Kg6 draw
3 Rb6 draw
4 Rb7 draw
5 Rc5 draw
6 Rd5 draw
7 Re5 draw
8 Rf5 draw
9 Rh5 draw
10 Rb8 loss in 6 half-moves
11 Kg7 loss in 4 half-moves
12 Kh7 loss in 4 half-moves
13 Rb2 loss in 4 half-moves
14 Rb3 loss in 4 half-moves
15 Kg5 loss in 2 half-moves
16 Kh5 loss in 2 half-moves
17 Rb1 loss in 2 half-moves
18 Rg5 loss in 2 half-moves
19 Rb4 loss in 1 half-moves