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