QUESTION: Premise: "A group of women in yellow shorts and black shirts form a human pyramid while standing on a blue floor."
Hypothesis: "Some girls are sitting on the couch."
Do we know that the hypothesis entailed by the premise?

Let's solve it slowly: Either women are forming a human pyramid or girls are sitting on a couch.
The answer is no.

QUESTION: Premise: "2 bikers are on a rocky dirt trail and number 3 is in the lead."
Hypothesis: "Three bikers are riding on a rocky trail."
Is the hypothesis entailed by the premise?
Options:
- yes
- it is not possible to tell
- no

Let's solve it slowly: Three bikers can be the same as 2 bikers with number 3 in the lead.
The answer is yes.

QUESTION: Test for natural language inference.
Premise: "A man walking down the street balancing something on his head."
Hypothesis: "The man is going to fall."
Is the hypothesis entailed by the premise?
Options:
- yes
- no
- it is not possible to tell

Let's solve it slowly:
Not all people who balance things on their heads are going to fall.
The answer is it is not possible to tell.