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

EGTB: draw

# move score
1 Ra4 draw
2 Ra6 draw
3 Ra8 draw
4 Rb7 draw
5 Rg7 draw
6 Kg8 loss in 8 half-moves
7 Rf7 loss in 6 half-moves
8 Ra3 loss in 4 half-moves
9 Kg7 loss in 2 half-moves
10 Kh7 loss in 2 half-moves
11 Ra1 loss in 2 half-moves
12 Ra5 loss in 2 half-moves
13 Rc7 loss in 2 half-moves
14 Rd7 loss in 2 half-moves
15 Re7 loss in 2 half-moves
16 Rh7 loss in 2 half-moves
17 Ra2 loss in 1 half-moves