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

EGTB: draw

# move score
1 Re8 draw
2 Rf8 draw
3 Rg3 draw
4 Rg5 draw
5 Rg6 draw
6 Rg7 draw
7 Kc7 loss in 2 half-moves
8 Kc8 loss in 2 half-moves
9 Kd7 loss in 2 half-moves
10 Ke7 loss in 2 half-moves
11 Ke8 loss in 2 half-moves
12 Rg1 loss in 2 half-moves
13 Rg2 loss in 2 half-moves
14 Rg4 loss in 2 half-moves
15 Rh8 loss in 2 half-moves