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

EGTB: win in 2 half-moves

# move score
1 Rg8 win in 1 half-moves
2 Kb7 draw
3 Kb8 draw
4 Kc7 draw
5 Kd7 draw
6 Kd8 draw
7 Rd8 draw
8 Rf8 draw
9 Rh2 draw
10 Rh6 draw
11 Rh7 draw
12 Rh4 loss in 12 half-moves
13 Re8 loss in 2 half-moves
14 Rh1 loss in 2 half-moves
15 Rh5 loss in 2 half-moves
16 Rh3 loss in 1 half-moves