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 Kd8 draw
4 Ke6 draw
5 Ke8 draw
6 Kf7 draw
7 Ra8 draw
8 Rb8 draw
9 Rc8 draw
10 Rd8 draw
11 Kd6 loss in 10 half-moves
12 Re8 loss in 8 half-moves
13 Kf6 loss in 2 half-moves
14 Rf2 loss in 2 half-moves
15 Rf3 loss in 2 half-moves
16 Rf4 loss in 2 half-moves
17 Rf5 loss in 2 half-moves
18 Rf6 loss in 2 half-moves
19 Rf7 loss in 2 half-moves
20 Rg8 loss in 2 half-moves
21 Rh8 loss in 2 half-moves