Sentence 1: as much as they should have raised it i'm sure

Sentence 2: AS little as they should have I think.
Is this second sentence entailed by the first?

Answer: no

Sentence 1: Old Madrid's centerpiece is its splendid, porticoed and sun-glazed Plaza Mayor.

Sentence 2: The most impressive feature of Old Madrid is called Plaza Mayor.
Is this second sentence entailed by the first?

Answer: it is not possible to tell

Sentence 1: my gosh the only thing about the death penalty and and i know that that they try to be careful and they try to be sure but these people are on death row for like twenty years you know and you know if if

Sentence 2: Some of the people on death row have been there for 20 years.
Is this second sentence entailed by the first?

Answer:
yes