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

EGTB: win in 2 half-moves

# move score
1 Rb8 win in 1 half-moves
2 Rg7 loss in 4 half-moves
3 g3 loss in 2 half-moves
4 g4 loss in 2 half-moves
5 Ra8 loss in 2 half-moves
6 Rc8 loss in 2 half-moves
7 Rd8 loss in 2 half-moves
8 Re8 loss in 2 half-moves
9 Rf8 loss in 2 half-moves
10 Rg3 loss in 2 half-moves
11 Rg4 loss in 2 half-moves
12 Rg5 loss in 2 half-moves
13 Rg6 loss in 2 half-moves
14 Rh8 loss in 2 half-moves