QUESTION: Test for natural language inference.
Premise: "A construction worker with a hard hat is hammering a nail in."
Hypothesis: "A person with a hat hammers a nail in a house wall."
Is the hypothesis entailed by the premise?
Options:
- yes
- no
- it is not possible to tell

SOLUTION: Let's solve this gradually. A house wall is not the only place where a nail can be hammered.
Answer is it is not possible to tell.

QUESTION: Premise: "Safe sex advocate handing out free condoms with verbal instructions on how to use."
Hypothesis: "The advocate thinks they are helping people improve their lives."
Do we know that the hypothesis entailed by the premise?

SOLUTION: Let's solve this gradually. The advocate may not be helping people by handing out condoms.
Answer is it is not possible to tell.

QUESTION: If "A young woman riding a bike down a street past a crowd of people." does that mean that "A young woman is riding the bus to school."?
Options:
- yes
- it is not possible to tell
- no

SOLUTION: Let's solve this gradually. A young woman cannot be riding a bike and a bus at the same time.
Answer is no.

QUESTION: Can we conclude from "A group of people are standing in front of some stores." that "There are people standing."?
Options:
- yes
- no
- it is not possible to tell

SOLUTION:
Let's solve this gradually. Since there are people standing in front of stores they are standing.
Answer is yes.