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

EGTB: draw

# move score
1 Ra7 draw
2 Ra8 draw
3 Rg1 draw
4 Rh1 draw
5 Kg8 loss in 4 half-moves
6 Rc1 loss in 4 half-moves
7 Kg7 loss in 2 half-moves
8 Kh7 loss in 2 half-moves
9 Ra2 loss in 2 half-moves
10 Ra3 loss in 2 half-moves
11 Ra4 loss in 2 half-moves
12 Ra5 loss in 2 half-moves
13 Rd1 loss in 2 half-moves
14 Re1 loss in 2 half-moves
15 Rf1 loss in 2 half-moves
16 Ra6 loss in 1 half-moves
17 Rb1 loss in 1 half-moves