Sentence 1: 5a is due to a range of characteristics which workshared mail exhibits.

Sentence 2: 5a is due to a range of characteristics.
Is this second sentence entailed by the first?

Answer: yes

Sentence 1: , inspections by the Office of Surface Mining) or compliance with regulations for the conduct of a Federal program--are recognized as nonexchange revenue by whichever entity is legally entitled by law to the revenue.

Sentence 2: Inspections and compliance are treated as normal revenue streams.
Is this second sentence entailed by the first?

Answer: no

Sentence 1: What did he want?

Sentence 2: He doesn't want anything does he?
Is this second sentence entailed by the first?

Answer:
no