[QUESTION] Premise: "Three teenage boys blast each other with water guns in an open field."
Hypothesis: "Three brothers blast each other with water guns in an open field during spring break."
Do we know that the hypothesis entailed by the premise?
It could be some other time of year besides spring break.
The answer is it is not possible to tell.

Q: Given the sentence "A man in a dark colored shirt holds up a unique light." is it true that "A man is holding an old mining lantern."?
A: Just because a light is described as unique does not mean it is an old mining lantern.
The answer is it is not possible to tell.

QUESTION: Given the sentence "Two people wearing torch hats making jokes while they wait." can we conclude that "While two people are waiting they are wearing torch hats and making jokes in the house."?
Options:
- yes
- it is not possible to tell
- no

Let's solve it slowly: People who are waiting and joking around need not be in a house--they could be in any number of locations.
The answer is it is not possible to tell.

[QUESTION] If "One lady enjoying her floatation device on a clear water beach." does that mean that "One man enjoying his flotation device on a clear water beach."?
Options:
- yes
- it is not possible to tell
- no
Sentence 1 describes a lady enjoying a floatation device and sentence 2 describes a man enjoying a floatation device.
The answer is no.

Q: Given the sentence "A man sells food on the street." can we conclude that "A hot dog vendor sells food on the street downtown."?
Options:
- yes
- it is not possible to tell
- no
A: Downtown is not the only place where street vendors sell hot dogs.
The answer is it is not possible to tell.

[QUESTION] Test for natural language inference.
Premise: "A group of men happily survey the day's catch of fish."
Hypothesis: "The men caught nothing but carp."
Is the hypothesis entailed by the premise?
Options:
- yes
- no
- it is not possible to tell
To survey the days catch does not imply nothing was caught.
The answer is it is not possible to tell.