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 Rf2 draw
3 Rf3 draw
4 Rf6 draw
5 Kc7 loss in 2 half-moves
6 Kc8 loss in 2 half-moves
7 Kd7 loss in 2 half-moves
8 Ke7 loss in 2 half-moves
9 Ke8 loss in 2 half-moves
10 Re8 loss in 2 half-moves
11 Rf1 loss in 2 half-moves
12 Rf5 loss in 2 half-moves
13 Rf7 loss in 2 half-moves
14 Rh8 loss in 2 half-moves
15 Rf4 loss in 1 half-moves