Premise: have you ever gone to like dinner theaters or or uh things like that

Hypothesis: Have you ever been to something like a dinner theater?
Answer: yes

Premise: Whale-watching expeditions are also organized during the winter migrations; they leave from Marina del Rey, San Pedro, Newport Beach, and several other points.

Hypothesis: Whale watching is best during the winter when they're going from Alaska to Mexico.
Answer: it is not possible to tell

Premise: He seemed to speak, and then checked himself.

Hypothesis: He checked himself after he seemed to speak.
Answer: yes

Premise: Who are these people?

Hypothesis: these people are not known.
Answer: yes