QUESTION: Can we conclude from "Backside of shapely girl walking down the street." that "There was a girl walking down the street."?
Options:
- yes
- no
- it is not possible to tell

Let's solve it slowly: The backside of a shapely girl walking down the street and a girl walking down the street are not necessarily the same thing.
The answer is it is not possible to tell.

QUESTION: Given the sentence "Getting together with family and friends." is it true that "Everyone is in outer space."?

Let's solve it slowly: Family and friend are either getting together or everyone is in outer space.
The answer is no.

QUESTION: Premise: "Four children learn how to work on bicycles."
Based on this premise, can we conclude that the hypothesis "Children learn how to cook burgers." is true?
Options:
- yes
- it is not possible to tell
- no

Let's solve it slowly:
The children either learn to work on bicycles or learn to cook hamburgers.
The answer is no.