QUESTION: Given the sentence "Four people are sitting at a table in front of an audience." is it true that "Apanel of experts debates the merits of environmental policy at a ted talk."?

SOLUTION: Let's solve this gradually. Four people at a table may not experts on any subject. They also may not be in front of an audience at a TED talk.
Answer is it is not possible to tell.

QUESTION: Can we conclude from "Worker in a hat is sweeping leaves down a street." that "Worker is in the office demanding a raise."?
Options:
- yes
- no
- it is not possible to tell

SOLUTION: Let's solve this gradually. If one is in an office then one is not down a street.
Answer is no.

QUESTION: If "A man in jeans and a hat poses with an airplane in an open field." does that mean that "The mans legs are not exposed."?
Options:
- yes
- it is not possible to tell
- no

SOLUTION: Let's solve this gradually. The man is in jeans which means that his legs are not exposed.
Answer is yes.

QUESTION: Premise: "4 guys go around a turn in a speed skating competition."
Hypothesis: "The men are sewing curtains."
Do we know that the hypothesis entailed by the premise?

SOLUTION:
Let's solve this gradually. People who are at a skating competition can not be sewing curtains at the same time.
Answer is no.