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 Kg7 draw
3 Kg8 draw
4 Kh8 draw
5 Ra8 draw
6 Rc8 draw
7 Re3 draw
8 Re5 draw
9 Re6 draw
10 Re7 draw
11 Rf8 draw
12 Rh8 draw
13 Re1 loss in 4 half-moves
14 Kg6 loss in 2 half-moves
15 Kh6 loss in 2 half-moves
16 Rd8 loss in 2 half-moves
17 Re2 loss in 2 half-moves
18 Rg8 loss in 2 half-moves
19 Re4 loss in 1 half-moves