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

EGTB: win in 2 half-moves

# move score
1 Rf1 win in 1 half-moves
2 Kg7 loss in 20 half-moves
3 Rf7 loss in 20 half-moves
4 Rh8 loss in 20 half-moves
5 Kg5 loss in 10 half-moves
6 Kh7 loss in 8 half-moves
7 Kf7 loss in 6 half-moves
8 Kf5 loss in 4 half-moves
9 Kf6 loss in 4 half-moves
10 Kh5 loss in 4 half-moves
11 Kh6 loss in 4 half-moves
12 Rg8 loss in 4 half-moves
13 Ra8 loss in 2 half-moves
14 Rb8 loss in 2 half-moves
15 Rc8 loss in 2 half-moves
16 Rd8 loss in 2 half-moves
17 Re8 loss in 2 half-moves
18 Rf2 loss in 2 half-moves
19 Rf3 loss in 2 half-moves
20 Rf4 loss in 2 half-moves
21 Rf5 loss in 2 half-moves
22 Rf6 loss in 2 half-moves