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 Ka2 draw
3 Kb1 draw
4 Kc8 draw
5 Ke8 draw
6 Rf8 draw
7 Rh1 draw
8 Rh2 draw
9 Rh7 draw
10 Kb2 loss in 2 half-moves
11 Re8 loss in 2 half-moves
12 Rh3 loss in 2 half-moves
13 Rh4 loss in 2 half-moves
14 Rh5 loss in 2 half-moves
15 Rh6 loss in 2 half-moves
16 Kc7 loss in 1 half-moves
17 Kd7 loss in 1 half-moves
18 Ke7 loss in 1 half-moves