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

EGTB: win in 2 half-moves

# move score
1 Rf3 win in 1 half-moves
2 Kd8 draw
3 Kf1 draw
4 Kg2 draw
5 Kh1 draw
6 Kh2 draw
7 Rg8 draw
8 Rh8 draw
9 Kd7 loss in 2 half-moves
10 Ke7 loss in 2 half-moves
11 Kf2 loss in 2 half-moves
12 Kf7 loss in 2 half-moves
13 Rf1 loss in 2 half-moves
14 Rf2 loss in 2 half-moves
15 Rf4 loss in 2 half-moves
16 Rf5 loss in 2 half-moves
17 Rf6 loss in 2 half-moves
18 Rf7 loss in 2 half-moves