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 Kd6 draw
5 Kd7 draw
6 Rb8 draw
7 Ra8 loss in 10 half-moves
8 Kd8 loss in 6 half-moves
9 Kb6 loss in 4 half-moves
10 Kc6 loss in 4 half-moves
11 Rd8 loss in 2 half-moves
12 Re8 loss in 2 half-moves
13 Rf8 loss in 2 half-moves
14 Rh8 loss in 2 half-moves