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

EGTB: win in 4 half-moves

# move score
1 Rb8 win in 3 half-moves
2 Rf2 win in 3 half-moves
3 Rf5 win in 3 half-moves
4 Rf6 win in 3 half-moves
5 Kg4 win in 5 half-moves
6 Kg5 win in 5 half-moves
7 Kg6 win in 5 half-moves
8 Kh4 win in 5 half-moves
9 Kh6 win in 5 half-moves
10 Re8 win in 5 half-moves
11 Rf7 win in 5 half-moves
12 Rg8 win in 5 half-moves
13 Rh8 win in 5 half-moves
14 Ra8 loss in 2 half-moves
15 Rc8 loss in 2 half-moves
16 Rd8 loss in 2 half-moves
17 Rf1 loss in 2 half-moves
18 Rf3 loss in 2 half-moves
19 Rf4 loss in 2 half-moves