Sentence 1: The facade of the Temple of Ramses II is one of the most enduring images of Egypt and though you may have seen them in photographs, they are truly breathtaking in reality.

Sentence 2: This is because it has magic powers that hypnotize the viewer.
Is this second sentence entailed by the first?

Answer: it is not possible to tell

Sentence 1: oh really we don't have one of those

Sentence 2: We have plenty of those.
Is this second sentence entailed by the first?

Answer: no

Sentence 1: His was an attitude that probably determined not only their general ethics, but also their occupational destiny as highly sophisticated businessmen.

Sentence 2: He was a highly sophisticated businessman.
Is this second sentence entailed by the first?

Answer:
it is not possible to tell