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

EGTB: draw

# move score
1 Rg4 draw
2 Rg6 draw
3 Rg7 draw
4 Rg8 draw
5 Ra3 loss in 8 half-moves
6 Rb3 loss in 8 half-moves
7 Rh3 loss in 4 half-moves
8 Ka5 loss in 2 half-moves
9 Ka7 loss in 2 half-moves
10 Kb5 loss in 2 half-moves
11 Kb6 loss in 2 half-moves
12 Kb7 loss in 2 half-moves
13 Rc3 loss in 2 half-moves
14 Rd3 loss in 2 half-moves
15 Rf3 loss in 2 half-moves
16 Rg1 loss in 2 half-moves
17 Rg2 loss in 2 half-moves
18 Rg5 loss in 2 half-moves
19 Re3 loss in 1 half-moves