Question and answer: Q: Premise: "Seven firefighters are looking up at a building."
Hypothesis: "The structure is on fire."
Do we know that the hypothesis entailed by the premise?
A: it is not possible to tell
Explanation: There was a fire and that was the reason seven firefighters were looking up.

Question and answer: Q: If "A man sits at a table crowded with military merchandise." does that mean that "A man's extensive collection of military memorabilia is being displayed."?
Options:
- yes
- it is not possible to tell
- no
A: it is not possible to tell
Explanation: Sitting at a table with the merchandise does not imply this is his extensive collection.

Question and answer: Q: Premise: "A woman stands in front of a microphone and addresses a large group."
Hypothesis: "There is a woman speaking."
Do we know that the hypothesis entailed by the premise?
A: yes
Explanation:
A woman speaking implies that a woman is addressing a group.