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 Ke1 draw
3 Ke2 draw
4 Kf2 draw
5 Kg2 draw
6 Ra3 draw
7 Rb3 draw
8 Rf5 draw
9 Rf6 draw
10 Rg3 draw
11 Rh3 draw
12 Kg1 loss in 16 half-moves
13 Rc3 loss in 2 half-moves
14 Rd3 loss in 2 half-moves
15 Re3 loss in 2 half-moves
16 Rf2 loss in 2 half-moves
17 Rf7 loss in 2 half-moves
18 Rf8 loss in 2 half-moves