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

EGTB: win in 4 half-moves

# move score
1 Rf4 win in 3 half-moves
2 Kc4 draw
3 Kd4 draw
4 Ke4 draw
5 Ke5 draw
6 Ra1 draw
7 Rb1 draw
8 Rd1 draw
9 Rf2 draw
10 Rf3 draw
11 Rf5 draw
12 Rg1 draw
13 Rh1 draw
14 Kc5 loss in 2 half-moves
15 Kc6 loss in 2 half-moves
16 Kd6 loss in 2 half-moves
17 Ke6 loss in 2 half-moves
18 Rc1 loss in 2 half-moves
19 Re1 loss in 2 half-moves
20 Rf6 loss in 2 half-moves
21 Rf7 loss in 2 half-moves
22 Rf8 loss in 2 half-moves