Sentence 1: In between, you can venture out to explore the rest of the country.

Sentence 2: There's a great place in the country where you can eat pasta for dinner.
Is this second sentence entailed by the first?

Answer: it is not possible to tell

Sentence 1: The firm's one great flop of recent years has been Flagstar, which owns Denny's.

Sentence 2: Flagstar is a publishing company.
Is this second sentence entailed by the first?

Answer: no

Sentence 1: Standing at the base of the sacred causeway that once linked the pyramids to the Nileisthe Sphinx, the enigmatic depiction of Khephren with his head attached to a lion's body.

Sentence 2: A depiction of Khephren is at the base of the sacred causeway.
Is this second sentence entailed by the first?

Answer:
yes