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

EGTB: win in 2 half-moves

# move score
1 Rf5 win in 1 half-moves
2 Rf1 draw
3 Rf2 draw
4 Rf3 draw
5 Rf4 draw
6 Rf6 draw
7 Rf7 draw
8 Rg8 draw
9 Rh8 draw
10 Kd7 loss in 2 half-moves
11 Kd8 loss in 2 half-moves
12 Ke7 loss in 2 half-moves
13 Kf7 loss in 2 half-moves