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

EGTB: win in 2 half-moves

# move score
1 Rb8 win in 1 half-moves
2 Ra8 draw
3 Rc8 draw
4 Rd8 draw
5 Re1 draw
6 Re2 draw
7 Re3 draw
8 Re5 draw
9 Rg8 draw
10 Rh8 draw
11 Kf6 loss in 2 half-moves
12 Kf7 loss in 2 half-moves
13 Kf8 loss in 2 half-moves
14 Kg6 loss in 2 half-moves
15 Kg8 loss in 2 half-moves
16 Kh6 loss in 2 half-moves
17 Kh7 loss in 2 half-moves
18 Kh8 loss in 2 half-moves
19 Re4 loss in 2 half-moves
20 Re6 loss in 2 half-moves
21 Re7 loss in 2 half-moves
22 Rf8 loss in 2 half-moves