Can we conclude from "A person doing the backstroke in an outdoor pool." that "A person is practicing for a swimming competition."?
Options:
- yes
- no
- it is not possible to tell
Let's solve step-by-step:

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
Swimming backstroke in an outdoor pool does not infer a swimming competition. The answer is it is not possible to tell.