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 Kg7 draw
3 Rb1 draw
4 Rc1 draw
5 Rd1 draw
6 Re1 draw
7 Rf2 draw
8 Rf3 draw
9 Rf8 draw
10 Rh1 draw
11 Kg5 loss in 2 half-moves
12 Kg6 loss in 2 half-moves
13 Kh5 loss in 2 half-moves
14 Kh7 loss in 2 half-moves
15 Ra1 loss in 2 half-moves
16 Rf5 loss in 2 half-moves
17 Rf6 loss in 2 half-moves
18 Rf7 loss in 2 half-moves
19 Rg1 loss in 2 half-moves