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 Kg1 draw
3 Kg2 draw
4 Kg6 draw
5 Kg7 draw
6 Kg8 draw
7 Kh2 draw
8 Kh6 draw
9 Kh8 draw
10 Rc8 draw
11 Rd8 draw
12 Re4 draw
13 Re6 draw
14 Re7 draw
15 Ra8 loss in 2 half-moves
16 Re1 loss in 2 half-moves
17 Re2 loss in 2 half-moves
18 Re3 loss in 2 half-moves
19 Re5 loss in 2 half-moves
20 Rf8 loss in 2 half-moves
21 Rg8 loss in 2 half-moves
22 Rh8 loss in 2 half-moves