What was the question for this implicit rationale, and corresponding answer?
Three men barbecuing doesn't mean they are doing it for a boy's birthday.
 The answer: it is not possible to tell
The question: Premise: "Two men watch a third man grill meat."
Based on this premise, can we conclude that the hypothesis "Three men barbecuing for a boy's birthday." is true?
Options:
- yes
- it is not possible to tell
- no