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

EGTB: draw

# move score
1 Rg3 draw
2 Rg4 draw
3 Rg5 draw
4 Rg6 draw
5 Ke1 loss in 2 half-moves
6 Ke2 loss in 2 half-moves
7 Kf1 loss in 2 half-moves
8 Kg1 loss in 2 half-moves
9 Rg1 loss in 2 half-moves
10 Rg7 loss in 2 half-moves
11 Rg8 loss in 2 half-moves
12 Rh2 loss in 2 half-moves
13 Ke3 loss in 1 half-moves
14 Kf3 loss in 1 half-moves
15 Kg3 loss in 1 half-moves