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