Please answer the following question by reasoning step-by-step. Given the sentence "A rollerblader rides high in a full pipe while others watch." can we conclude that "He is in a competion."?
Options:
- yes
- it is not possible to tell
- no. Step-by-step reasoning:

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
A rollerblader riding high in a full pipe is not necessarily in a completion. So the answer is it is not possible to tell.