Sentence 1: We didn't see blood.

Sentence 2: There was no blood in sight.
Is this second sentence entailed by the first?

Answer: yes

Sentence 1: Checkmated for the moment, he was far from abandoning the conflict.

Sentence 2: Facing a trap he might escape, he persisted.
Is this second sentence entailed by the first?

Answer: yes

Sentence 1: To effectively use and share knowledge to manage improper payments, the following strategies should be

Sentence 2: These strategies should not be used if the department wishes to share knowledge.
Is this second sentence entailed by the first?

Answer:
no