Sentence 1: American critics, with such exceptions as Slate 's Christopher Benfey, say that Hughes' poems are not very perceptive and not at all introspective.

Sentence 2: Although Christopher Benfrey has written poetry, it was for private use, and few, including critics have read it.
Is this second sentence entailed by the first?

Answer: no

Sentence 1: There was another click, and then "Hello" in unmistakable accents came over the wire.

Sentence 2: It was clearly them, by their accents, over the phone.
Is this second sentence entailed by the first?

Answer: it is not possible to tell

Sentence 1: When I went to draw the curtains, as a rule, sir.

Sentence 2: Sir, it happened when I was trying to keep sunlight out.
Is this second sentence entailed by the first?

Answer:
it is not possible to tell