Sentence 1: But the inhabitants?

Sentence 2: What about the inhabitants?
Is this second sentence entailed by the first?

Answer: yes

Sentence 1: You can swim and scuba-dive among a wealth of fish and other sea life; also, the bar and restaurant provide refreshment ranging from a drink to a three-course meal.

Sentence 2: The refreshments come as part of the package for visiting the resort.
Is this second sentence entailed by the first?

Answer: it is not possible to tell

Sentence 1: TP had to read yesterday's WP twice before noticing that key members of the Post editorial staff are apparently suffering the cerebral ill effects of too much exposure to brightly colored polyester.

Sentence 2: Their vision was not clear.
Is this second sentence entailed by the first?

Answer:
it is not possible to tell