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 K1d1 draw
3 K1f2 draw
4 K2d1 draw
5 K2d2 draw
6 K2f2 draw
7 Ke3 draw
8 Kf3 draw
9 Rf2 draw
10 Rf6 draw
11 Rf7 draw
12 Rf8 draw
13 Rg1 draw
14 Rh1 draw
15 K1d2 loss in 1 half-moves
16 Kd3 loss in 1 half-moves
17 Rf3 loss in 1 half-moves
18 Rf5 loss in 1 half-moves