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

EGTB: win in 2 half-moves

# move score
1 Ra8 win in 1 half-moves
2 Kf6 draw
3 Kf7 draw
4 Kg6 draw
5 Kg8 draw
6 Kh6 draw
7 Kh7 draw
8 Kh8 draw
9 Re8 draw
10 Rf1 draw
11 Rf5 draw
12 Rf6 draw
13 Rf7 draw
14 Rg8 draw
15 Rh8 draw
16 Rb8 loss in 2 half-moves
17 Rc8 loss in 2 half-moves
18 Rd8 loss in 2 half-moves
19 Rf2 loss in 2 half-moves
20 Rf3 loss in 2 half-moves
21 Rf4 loss in 2 half-moves