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 Ka7 draw
3 Kb7 draw
4 Kb8 draw
5 Rb8 draw
6 Rd8 draw
7 Re8 draw
8 Rf8 draw
9 Rh7 draw
10 Rh3 loss in 6 half-moves
11 Rh4 loss in 6 half-moves
12 Rh6 loss in 6 half-moves
13 Rc8 loss in 2 half-moves
14 Rh1 loss in 2 half-moves
15 Rh2 loss in 2 half-moves
16 Rh5 loss in 1 half-moves