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

EGTB: draw

# move score
1 Rg2 draw
2 Rg3 draw
3 Rg4 draw
4 Rg5 draw
5 Rg6 draw
6 Rg7 draw
7 Re8 loss in 4 half-moves
8 Kb7 loss in 2 half-moves
9 Kb8 loss in 2 half-moves
10 Kc7 loss in 2 half-moves
11 Kd7 loss in 2 half-moves
12 Kd8 loss in 2 half-moves
13 Rd8 loss in 2 half-moves
14 Rf8 loss in 2 half-moves
15 Rg1 loss in 2 half-moves
16 Rh8 loss in 2 half-moves