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 Ke7 draw
3 Ke8 draw
4 Kf7 draw
5 Kg7 draw
6 Kg8 draw
7 Ra3 draw
8 Rb3 draw
9 Rd3 draw
10 Re3 draw
11 Rf6 draw
12 Rf7 draw
13 Rc3 loss in 2 half-moves
14 Rf1 loss in 2 half-moves
15 Rf2 loss in 2 half-moves
16 Rf5 loss in 2 half-moves
17 Rg3 loss in 2 half-moves
18 Rh3 loss in 2 half-moves