Q: Premise: "In a parade."
Hypothesis: "A man wearing a red hat and driving a yellow and green old-fashioned truck is waving at the crowd."
Do we know that the hypothesis entailed by the premise?
A: The mayor of a town wearing a red hat and driving a yellow and green patterned truck waves to the crowd in a victory parade.
The answer is it is not possible to tell.

QUESTION: Given the sentence "Four kids are jumping on a trampoline." is it true that "Kids are jumping on a trampoline."?

Let's solve it slowly: Four kids are jumping on a trampoline and it's the same as phrasing them as kids jumping on a trampoline.
The answer is yes.

[QUESTION] Test for natural language inference.
Premise: "A girl walks downhill past some parked cars."
Hypothesis: "The girl is swimming past people in kayaks."
Is the hypothesis entailed by the premise?
Options:
- yes
- no
- it is not possible to tell
A girl cannot walk while she is swimming. A girl cannot be going past parked cars at the same time she is going past people in kayaks.
The answer is no.

Q: Test for natural language inference.
Premise: "A car is being driven on a trail while people on both sides of the road look on."
Hypothesis: "Men and women are looking at the car."
Is the hypothesis entailed by the premise?
Options:
- yes
- no
- it is not possible to tell
A: People does not automatically imply a mixed group of men and women.
The answer is it is not possible to tell.

QUESTION: Can we conclude from "A man in a blue cap getting ready to photograph a scene." that "A man gets ready to take a photo."?
Options:
- yes
- no
- it is not possible to tell

Let's solve it slowly: To photograph and to take a photo mean the same things. A man gets ready.
The answer is yes.

QUESTION: Test for natural language inference.
Premise: "A band dressed in black performs."
Hypothesis: "A band in black playing trombones."
Is the hypothesis entailed by the premise?
Options:
- yes
- no
- it is not possible to tell

Let's solve it slowly:
Although the band is performing they are not necessarily playing trombones.
The answer is it is not possible to tell.