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 Kb3 loss in 10 half-moves
3 Rg2 loss in 10 half-moves
4 Ka3 loss in 8 half-moves
5 Kb2 loss in 8 half-moves
6 Re3 loss in 8 half-moves
7 Rg1 loss in 8 half-moves
8 Rh3 loss in 8 half-moves
9 Ka1 loss in 4 half-moves
10 Kb1 loss in 4 half-moves
11 Rg4 loss in 4 half-moves
12 Ra3 loss in 2 half-moves
13 Rb3 loss in 2 half-moves
14 Rc3 loss in 2 half-moves
15 Rd3 loss in 2 half-moves
16 Rg5 loss in 2 half-moves
17 Rg6 loss in 2 half-moves
18 Rg7 loss in 2 half-moves
19 Rg8 loss in 1 half-moves