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 Rg8 win in 1 half-moves
4 Kf6 win in 3 half-moves
5 Kd5 loss in 2 half-moves
6 Kd6 loss in 2 half-moves
7 Kd7 loss in 2 half-moves
8 Ke5 loss in 2 half-moves
9 Ke7 loss in 2 half-moves
10 Kf5 loss in 2 half-moves
11 Kf7 loss in 2 half-moves
12 Ra8 loss in 2 half-moves
13 Rb8 loss in 2 half-moves
14 Rc8 loss in 2 half-moves
15 Rd8 loss in 2 half-moves
16 Re8 loss in 2 half-moves
17 Rf1 loss in 2 half-moves
18 Rf2 loss in 2 half-moves
19 Rf5 loss in 2 half-moves
20 Rf6 loss in 2 half-moves
21 Rf7 loss in 2 half-moves
22 Rh8 loss in 2 half-moves