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 Kf7 draw
3 Kf8 draw
4 Kg7 draw
5 Kh7 draw
6 Kh8 draw
7 Rc1 draw
8 Rd1 draw
9 Re1 draw
10 Rf2 draw
11 Rf3 draw
12 Rf5 draw
13 Rg1 draw
14 Rh1 draw
15 Ra1 loss in 2 half-moves
16 Rb1 loss in 2 half-moves
17 Rf6 loss in 2 half-moves
18 Rf7 loss in 2 half-moves
19 Rf8 loss in 2 half-moves