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 Rh3 draw
8 Rh4 draw
9 Rh6 draw
10 Rh7 draw
11 Rd8 loss in 2 half-moves
12 Re8 loss in 2 half-moves
13 Rf8 loss in 2 half-moves
14 Rh1 loss in 2 half-moves
15 Rh2 loss in 2 half-moves
16 Rh5 loss in 2 half-moves