Sentence 1: and i can imagine if i had to mow the lawn in the back which we said we'd do if the trees hang down so low and the locus trees have like three quarters of an inch thorns on it so

Sentence 2: The locus trees are barren and have no thorns actually.
Is this second sentence entailed by the first?

Answer: no

Sentence 1: to pay equation for improved visibility (measured in deciviews) was developed as a function of the baseline level of visibility, the magnitude of the visibility improvement, and household income.

Sentence 2: Visibility is measured in deciviews with perfect visibility getting a score of 1000 deciviews.
Is this second sentence entailed by the first?

Answer: it is not possible to tell

Sentence 1: Remember Mrs. Vandemeyer's sudden and inexplicable agitation.

Sentence 2: Mrs. Vandemeyer was acting normal and very cheerful back then.
Is this second sentence entailed by the first?

Answer:
no