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 Kc6 draw
3 Kc7 draw
4 Kd7 draw
5 Ke6 draw
6 Ke7 draw
7 Rf1 draw
8 Rf5 draw
9 Rf7 draw
10 Rf8 draw
11 Kc5 loss in 2 half-moves
12 Kd5 loss in 2 half-moves
13 Ke5 loss in 2 half-moves
14 Re6 loss in 2 half-moves
15 Rg6 loss in 2 half-moves
16 Rh6 loss in 2 half-moves
17 Rf2 loss in 1 half-moves
18 Rf3 loss in 1 half-moves