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

EGTB: win in 2 half-moves

# move score
1 Rf4 win in 1 half-moves
2 Ka7 draw
3 Kb7 draw
4 Rf1 draw
5 Rf2 draw
6 Rf3 draw
7 Rf5 draw
8 Rf7 draw
9 Kb8 loss in 2 half-moves
10 Kg4 loss in 1 half-moves
11 Kg5 loss in 1 half-moves
12 Kg6 loss in 1 half-moves
13 Kh4 loss in 1 half-moves
14 Kh6 loss in 1 half-moves
15 Rb8 loss in 1 half-moves
16 Rc8 loss in 1 half-moves
17 Rd8 loss in 1 half-moves
18 Re8 loss in 1 half-moves
19 Rf6 loss in 1 half-moves
20 Rg8 loss in 1 half-moves
21 Rh8 loss in 1 half-moves