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

EGTB: win in 4 half-moves

# move score
1 Rg8 win in 3 half-moves
2 Rf3 draw
3 Rf7 draw
4 Ra8 loss in 4 half-moves
5 Rb8 loss in 4 half-moves
6 Rc8 loss in 4 half-moves
7 Rd8 loss in 4 half-moves
8 g4 loss in 2 half-moves
9 Re8 loss in 2 half-moves
10 Rf1 loss in 2 half-moves
11 Rf2 loss in 2 half-moves
12 Rf4 loss in 2 half-moves
13 Rf5 loss in 2 half-moves
14 Rf6 loss in 2 half-moves
15 Rh8 loss in 2 half-moves