Click on the third or sixth rank to set the en passant target square.

EGTB: win in 2 half-moves

# move score
1 Rf3 win in 1 half-moves
2 Kf7 loss in 2 half-moves
3 Kf8 loss in 2 half-moves
4 Kg7 loss in 2 half-moves
5 Kh7 loss in 2 half-moves
6 Kh8 loss in 2 half-moves
7 Rb1 loss in 2 half-moves
8 Rf2 loss in 2 half-moves
9 Rf4 loss in 2 half-moves
10 Rf5 loss in 2 half-moves
11 Rf6 loss in 2 half-moves
12 Rf7 loss in 2 half-moves
13 Rf8 loss in 2 half-moves
14 Ra1 loss in 1 half-moves
15 Rc1 loss in 1 half-moves
16 Rd1 loss in 1 half-moves
17 Re1 loss in 1 half-moves
18 Rg1 loss in 1 half-moves
19 Rh1 loss in 1 half-moves