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

EGTB: win in 2 half-moves

# move score
1 Rf3 win in 1 half-moves
2 Kc4 draw
3 Kc5 draw
4 Kd4 draw
5 Kd6 draw
6 Ke4 draw
7 Ke5 draw
8 Ke6 draw
9 Ra7 draw
10 Rb7 draw
11 Rf8 draw
12 Kc6 loss in 8 half-moves
13 Rd7 loss in 8 half-moves
14 Rc7 loss in 2 half-moves
15 Re7 loss in 2 half-moves
16 Rf1 loss in 2 half-moves
17 Rf2 loss in 2 half-moves
18 Rf4 loss in 2 half-moves
19 Rf5 loss in 2 half-moves
20 Rf6 loss in 2 half-moves
21 Rg7 loss in 2 half-moves
22 Rh7 loss in 2 half-moves