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 K7d7 draw
3 K7d8 draw
4 K7f7 draw
5 K7f8 draw
6 K8d7 draw
7 K8d8 draw
8 K8f7 draw
9 K8f8 draw
10 Kd6 draw
11 Ke6 draw
12 Kf6 draw
13 Rd3 draw
14 Re3 draw
15 Rf1 draw
16 Rf2 draw
17 Rh3 draw
18 Ra3 loss in 2 half-moves
19 Rb3 loss in 2 half-moves
20 Rc3 loss in 2 half-moves
21 Rf5 loss in 2 half-moves
22 Rf6 loss in 2 half-moves
23 Rf7 loss in 2 half-moves
24 Rf8 loss in 2 half-moves
25 Rg3 loss in 2 half-moves