For this chain-of-thought reasoning and answer, what was the question?
Sentence 1: A man and a boy set up a grill on a sunny day. Sentence 2: A father and son setting up a grill on a sunny friday.
 A: it is not possible to tell

Show your work and conclude with the exact phrasing "Therefore, the final answer is [answer]." where [answer] is just the final number or expression that solves the problem.
user
Q: If "A man and a boy set up a grill on a sunny day." does that mean that "A father and son setting up a grill on a sunny friday."?
Options:
- yes
- it is not possible to tell
- no