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 Kc1 draw
3 Kc2 draw
4 Kd2 draw
5 Ke1 draw
6 Ke2 draw
7 Kf6 draw
8 Kf8 draw
9 Kg6 draw
10 Kg7 draw
11 Kg8 draw
12 Rf2 draw
13 Rf3 draw
14 Rf5 draw
15 Rg1 draw
16 Rh1 draw
17 Ke6 loss in 2 half-moves
18 Ke7 loss in 2 half-moves
19 Ke8 loss in 2 half-moves
20 Re1 loss in 2 half-moves
21 Rf6 loss in 2 half-moves