QUESTION: Test for natural language inference.
Premise: "A cop stands in front of a car on a busy street."
Hypothesis: "A cop blocked off traffic due to a accident."
Is the hypothesis entailed by the premise?
Options:
- yes
- no
- it is not possible to tell

SOLUTION: Let's solve this gradually. A cop standing in front of a car doesn't mean he blocked off traffic or that it was because of an accident.
Answer is it is not possible to tell.

QUESTION: Test for natural language inference.
Premise: "Two children play while being suspended in harnesses."
Hypothesis: "The children are playing at being birds."
Is the hypothesis entailed by the premise?
Options:
- yes
- no
- it is not possible to tell

SOLUTION: Let's solve this gradually. You do not need to be suspended to pretend to be birds.
Answer is it is not possible to tell.

QUESTION: Given the sentence "A woman with a red umbrella is walking through wet city streets." can we conclude that "A woman is walking through the streets without an umbrella."?
Options:
- yes
- it is not possible to tell
- no

SOLUTION: Let's solve this gradually. If a person is walking through wet city streets that implies they could have and be using their umbrella.
Answer is no.

QUESTION: Given the sentence "A young man is jumping over a long pole at a skate park." can we conclude that "The man is wearing a helmet."?
Options:
- yes
- it is not possible to tell
- no

SOLUTION:
Let's solve this gradually. A young man at a skate park may not be wearing a helmet.
Answer is it is not possible to tell.