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 Kf1 draw
3 Kf2 draw
4 Kg1 draw
5 Kg3 draw
6 Kh3 draw
7 Rc7 draw
8 Rd7 draw
9 Rf5 draw
10 Rf8 draw
11 Rg7 draw
12 Rh7 draw
13 Kh1 loss in 4 half-moves
14 Kh2 loss in 4 half-moves
15 Kf3 loss in 2 half-moves
16 Ra7 loss in 2 half-moves
17 Rb7 loss in 2 half-moves
18 Rf1 loss in 2 half-moves
19 Rf2 loss in 2 half-moves
20 Rf3 loss in 2 half-moves
21 Rf6 loss in 2 half-moves
22 Re7 loss in 1 half-moves