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 Rf4 win in 1 half-moves
3 Kg1 loss in 2 half-moves
4 Kg2 loss in 2 half-moves
5 Kg3 loss in 2 half-moves
6 Kh1 loss in 2 half-moves
7 Kh3 loss in 2 half-moves
8 Ra8 loss in 2 half-moves
9 Rb8 loss in 2 half-moves
10 Rc8 loss in 2 half-moves
11 Rd8 loss in 2 half-moves
12 Rf1 loss in 2 half-moves
13 Rf2 loss in 2 half-moves
14 Rf6 loss in 2 half-moves
15 Rg8 loss in 2 half-moves
16 Rh8 loss in 2 half-moves
17 Re8 loss in 1 half-moves
18 Rf5 loss in 1 half-moves
19 Rf7 loss in 1 half-moves