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