Sentence 1: But a stud to catch a fighting stud was another plan altogether.

Sentence 2: The stud would have to swift and powerful to match up fairly.
Is this second sentence entailed by the first?

Answer: it is not possible to tell

Sentence 1: it wasn't ours

Sentence 2: This items is completely mine.
Is this second sentence entailed by the first?

Answer: no

Sentence 1: Perhaps if the economic doldrums continue, and the poor get poorer, the pro bono increase that Mr. Curnin and others want will indeed occur.

Sentence 2: If the poor get poorer and the economic downturn continues, the pro bono will decrease and not increase contrary to what Mr. Curnin and others want.
Is this second sentence entailed by the first?

Answer:
no