Consider the question. If "Two children sled riding down a hill." does that mean that "Two children are playing outside."?
Options:
- yes
- it is not possible to tell
- no
 What is the step-by-step reasoning process to arrive at the answer: yes?

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
Two children riding a sled down a hill must mean they are outside.