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 Rf1 draw
3 Rf2 draw
4 Rf3 draw
5 Rf7 draw
6 Rf8 draw
7 Rg6 draw
8 Rh6 draw
9 Kd6 loss in 4 half-moves
10 Kd5 loss in 2 half-moves
11 Kd7 loss in 2 half-moves
12 Ke5 loss in 2 half-moves
13 Ke7 loss in 2 half-moves
14 Kf5 loss in 2 half-moves
15 Kf7 loss in 2 half-moves
16 Rf5 loss in 2 half-moves