Premise: I don't know, I don't know " "

Hypothesis: I don't know.
Answer: yes

Premise: Mrs. Vandemeyer was dead must have been dead some hours.

Hypothesis: Mrs. Vandemeyer had been dead for a while.
Answer: yes

Premise: Rather than compromise, the king fled Paris in a vain effort to join up with armed forces hostile to the Revolution.

Hypothesis: The king ran away from Paris and took his weapon to fight in the Revolution.
Answer: it is not possible to tell

Premise: no i haven't i've never been up there

Hypothesis: I've been there!
Answer: no