Reconstruct a question, answer pair from this explanation: A workman cannot be fixing a rail and sleeping in a chair at the same time.

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:Can we conclude from "A workman with lots of pipe is fixing a rail." that "A workman is sleeping in a chair."?
Options:
- yes
- no
- it is not possible to tell
A:no