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

EGTB: win in 2 half-moves

# move score
1 Rf8 win in 1 half-moves
2 Ka7 draw
3 Ka8 draw
4 Kb7 draw
5 Kc7 draw
6 Kc8 draw
7 Kg6 draw
8 Kg7 draw
9 Kg8 draw
10 Kh6 draw
11 Kh8 draw
12 Re1 draw
13 Re5 draw
14 Re6 draw
15 Re7 draw
16 Rg8 draw
17 Rh8 draw
18 Rc8 loss in 2 half-moves
19 Rd8 loss in 2 half-moves
20 Re2 loss in 2 half-moves
21 Re3 loss in 2 half-moves
22 Re4 loss in 2 half-moves