Premise: "Two men in white helmets and black coats are standing or sitting by a wall."
Hypothesis: "The men are part of a motorcycle gang."
Do we know that the hypothesis entailed by the premise?

it is not possible to tell
Explanation: Two men in white helmets and black coats are standing or sitting by a wall does not indicate that they are part of a motorcycle gang..

If "A man in a green sweater sharping knifes on a sharping stone." does that mean that "The man is in his favorite sweater."?
Options:
- yes
- it is not possible to tell
- no

it is not possible to tell
Explanation: A man in a green sweater is not necessarily in his favorite sweater..

Premise: "A ballerina in a red tutu is dancing with her partner on the dance floor."
Hypothesis: "The two dancers are competing for the lead."
Is the hypothesis entailed by the premise?
Options:
- yes
- it is not possible to tell
- no

it is not possible to tell
Explanation: A ballerina dancing with her partner on the dance floor are not necessarily competing for the lead..

Given the sentence "Two men and a girl pose with funny faces in front of a wood panel wall." can we conclude that "Three people pose for a photo."?
Options:
- yes
- it is not possible to tell
- no
it is not possible to tell
Explanation: People can be posing together for other reasons besides taking a photo..