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

EGTB: win in 2 half-moves

# move score
1 Rf7 win in 1 half-moves
2 Rg7 win in 1 half-moves
3 Ra1 loss in 2 half-moves
4 Rb1 loss in 2 half-moves
5 Rc1 loss in 2 half-moves
6 Rd1 loss in 2 half-moves
7 Re1 loss in 2 half-moves
8 Rf2 loss in 2 half-moves
9 Rf3 loss in 2 half-moves
10 Rf4 loss in 2 half-moves
11 Rf5 loss in 2 half-moves
12 Rf6 loss in 2 half-moves
13 Rf8 loss in 2 half-moves
14 Rg2 loss in 2 half-moves
15 Rg3 loss in 2 half-moves
16 Rg4 loss in 2 half-moves
17 Rg5 loss in 2 half-moves
18 Rg6 loss in 2 half-moves
19 Rg8 loss in 2 half-moves
20 Rh1 loss in 2 half-moves