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 Ke6 draw
3 Ke7 draw
4 Ke8 draw
5 Kf6 draw
6 Kf8 draw
7 Kg6 draw
8 Kg7 draw
9 Kg8 draw
10 Re3 draw
11 Rf1 draw
12 Rf2 draw
13 Rf5 draw
14 Rg3 draw
15 Rh3 loss in 6 half-moves
16 Rd3 loss in 4 half-moves
17 Ra3 loss in 2 half-moves
18 Rb3 loss in 2 half-moves
19 Rf6 loss in 2 half-moves
20 Rc3 loss in 1 half-moves