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 Kf7 draw
4 Kf8 draw
5 Rd1 draw
6 Re1 draw
7 Rf2 draw
8 Rf3 draw
9 Rf7 draw
10 Rf8 draw
11 Rg1 loss in 4 half-moves
12 Kd7 loss in 2 half-moves
13 Kd8 loss in 2 half-moves
14 Ra1 loss in 2 half-moves
15 Rb1 loss in 2 half-moves
16 Rc1 loss in 2 half-moves
17 Rf5 loss in 2 half-moves
18 Rf6 loss in 2 half-moves
19 Rh1 loss in 1 half-moves