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

EGTB: win in 2 half-moves

# move score
1 Rf8 win in 1 half-moves
2 Kd5 draw
3 Rf1 draw
4 Rf2 draw
5 Rf3 draw
6 Rf4 draw
7 Rg5 draw
8 Rh5 draw
9 Kd4 loss in 2 half-moves
10 Kd6 loss in 2 half-moves
11 Ke4 loss in 2 half-moves
12 Ke6 loss in 2 half-moves
13 Kf4 loss in 2 half-moves
14 Kf6 loss in 2 half-moves
15 Rf6 loss in 2 half-moves
16 Rf7 loss in 2 half-moves