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 Kh1 draw
7 Kh2 draw
8 Kh3 draw
9 Rb3 draw
10 Rc3 draw
11 Rd3 draw
12 Re3 draw
13 Rf1 draw
14 Rf2 draw
15 Rf5 draw
16 Rf6 draw
17 Rf7 draw
18 Rg3 draw
19 Rh3 draw
20 Ra3 loss in 2 half-moves
21 Rf8 loss in 2 half-moves