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 Kd7 draw
3 Ke7 draw
4 Kf5 draw
5 Kf7 draw
6 Rc8 draw
7 Rf5 draw
8 Rf6 draw
9 Rf7 draw
10 Rg8 draw
11 Kd6 loss in 6 half-moves
12 Rh8 loss in 6 half-moves
13 Kf6 loss in 4 half-moves
14 Re8 loss in 4 half-moves
15 Kd5 loss in 2 half-moves
16 Ke5 loss in 2 half-moves
17 Ra8 loss in 2 half-moves
18 Rb8 loss in 2 half-moves
19 Rd8 loss in 2 half-moves
20 Rf2 loss in 2 half-moves
21 Rf3 loss in 2 half-moves
22 Rf4 loss in 2 half-moves