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