Sentence 1: The most distant of them, Murcia, is only about 80 km (48 miles) away and all four can be visited in a couple of days.

Sentence 2: Murcia and the other three cities can be explored within a few days.
Is this second sentence entailed by the first?

Answer: yes

Sentence 1: The auditor should also verify that the agency has defined its needs and requirements to support its mission, and that those requirements continue to be valid as the acquisition progresses through contract award and contract management.

Sentence 2: The agency defining it's needs should also be verified by the auditor.
Is this second sentence entailed by the first?

Answer: yes

Sentence 1: Kristol opines that it's worth being a little bit outraged by Clinton's cynical tactics, but Paul Gigot ( NewsHour ) and Shields stress that the public does not share his outrage.

Sentence 2: Kristol is outraged by Clinton's tactics.
Is this second sentence entailed by the first?

Answer:
yes