Sentence 1: It's a popular little spot, though, so there are usually problems with parking on all but the quietest weekends.

Sentence 2: The spot is not well known.
Is this second sentence entailed by the first?

Answer: no

Sentence 1: yeah the syndicate yeah they when they'll show one one episode in one channel and like the next day they'll show it on another one

Sentence 2: The syndicate is the only way the episode can be shown on more than one channel.
Is this second sentence entailed by the first?

Answer: it is not possible to tell

Sentence 1: uh-huh what what what bothers the heck out of me is uh one of these so-called American made cars where part of it's put together in Japan and what you've got is you've got standard and metric

Sentence 2: Some cars are in both standard and metric.
Is this second sentence entailed by the first?

Answer:
yes