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

EGTB: win in 10 half-moves

# move score
1 Rg8 win in 9 half-moves
2 Kb7 draw
3 Kb8 draw
4 Kg5 draw
5 Kg6 draw
6 Kg7 draw
7 Kh5 draw
8 Kh7 draw
9 Re8 draw
10 Rf8 draw
11 Rh8 draw
12 Kc7 loss in 2 half-moves
13 Kd7 loss in 2 half-moves
14 Rd1 loss in 2 half-moves
15 Rd2 loss in 2 half-moves
16 Rd3 loss in 2 half-moves
17 Rd4 loss in 2 half-moves
18 Rd5 loss in 2 half-moves
19 Rd6 loss in 2 half-moves
20 Rd7 loss in 2 half-moves