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 Kh7 draw
5 Ra8 draw
6 Rc8 draw
7 Re3 draw
8 Re5 draw
9 Re6 draw
10 Re7 draw
11 Rd8 loss in 2 half-moves
12 Re1 loss in 2 half-moves
13 Re2 loss in 2 half-moves
14 Rf8 loss in 2 half-moves
15 Rg8 loss in 2 half-moves
16 Re4 loss in 1 half-moves