Q: If The theme changes each year., can we say that "Themes are repeated every 5 - 10 years."?

A: it is not possible to tell

Q: If An alternative view is from the south, way across the valley, at the lookout point with the romantic name of Boca dos Namorados (Lovers' Nest)., can we say that "The lookout point had a romantic name."?

A: yes

Q: If Hong Kong has two major racetracks as well as an intensive off-track betting system, and on weekends the ferries to Macau are crowded with people on their way to the casinos., can we say that "On weekends the ferries to Macua are crowded with people on their way to gamble, since Hong Kong has two popular racetracks and an off-track betting system."?

A: yes

Q: If 'Yes, he was!', can we say that "Yes, he was in the newspaper!"?

A:
it is not possible to tell