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

EGTB: win in 2 half-moves

# move score
1 Rf4 win in 1 half-moves
2 Kf6 draw
3 Rf1 draw
4 Rf2 draw
5 Rf3 draw
6 Kd6 loss in 2 half-moves
7 Kd7 loss in 2 half-moves
8 Kd8 loss in 2 half-moves
9 Ke6 loss in 2 half-moves
10 Ke8 loss in 2 half-moves
11 Kf8 loss in 2 half-moves
12 Rf5 loss in 2 half-moves
13 Rf6 loss in 2 half-moves
14 Rf8 loss in 2 half-moves
15 Rg7 loss in 2 half-moves
16 Rh7 loss in 2 half-moves