Sentence 1: John acquitted himself well in the witness-box.

Sentence 2: John could not prove that he was innocent.
Is this second sentence entailed by the first?

Answer: no

Sentence 1: With a good bookshop and the excellent Fitzer's cafe you could easily spend a day here.

Sentence 2: The bookshop makes it possible to spend a lot of time there.
Is this second sentence entailed by the first?

Answer: yes

Sentence 1: In addition, there is nothing that identifies the support staff and the White House Fellow, referred to as the group support staff, assigned to provide support to the NEPDG.

Sentence 2: There isn't nothing that identifies the support staff and the White House Fellow
Is this second sentence entailed by the first?

Answer:
no