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

EGTB: draw

# move score
1 Rc8 draw
2 Rg5 draw
3 Kf1 loss in 8 half-moves
4 Kf2 loss in 8 half-moves
5 Rg1 loss in 4 half-moves
6 Rh8 loss in 4 half-moves
7 Kd1 loss in 2 half-moves
8 Kd2 loss in 2 half-moves
9 Ke2 loss in 2 half-moves
10 Ra8 loss in 2 half-moves
11 Rb8 loss in 2 half-moves
12 Rd8 loss in 2 half-moves
13 Re8 loss in 2 half-moves
14 Rf8 loss in 2 half-moves
15 Rg2 loss in 2 half-moves
16 Rg3 loss in 2 half-moves
17 Rg4 loss in 2 half-moves
18 Rg6 loss in 2 half-moves
19 Rg7 loss in 2 half-moves