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