[Q] Can we conclude from "People hang onto safety rails on a very crowded bus." that "People hold safety bars on a crowded bus."?
Options:
- yes
- no
- it is not possible to tell
[A] There are safety bars or safety rails to hold on to on a crowded bus.
The answer is yes.

[Q] Given the sentence "A man is standing in a park by a path holding a tennis racket in front of him." can we conclude that "A man is standing in a park by a path holding a tennis racket ahead of him."?
Options:
- yes
- it is not possible to tell
- no
[A] A tennis racket in front of him is the same as tennis racket ahead of him.
The answer is yes.

[Q] Premise: "Young child smiling after being buried in sand."
Hypothesis: "Young child with smiling face."
Do we know that the hypothesis entailed by the premise?

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] A young child smiling does imply a young child with a smiling face.
The answer is it is not possible to tell.