[QUESTION] Can we conclude from "A man looking through a microscope and manipulating the contents of the slide." that "The man is a scientist."?
Options:
- yes
- no
- it is not possible to tell
Not every man who looks through a microscope is a scientist.
The answer is it is not possible to tell.

Q: Test for natural language inference.
Premise: "Three men wearing safety vests examine a field."
Hypothesis: "Three men in safety vests are outside."
Is the hypothesis entailed by the premise?
Options:
- yes
- no
- it is not possible to tell
A: In order to examine a field the men need to be outside.
The answer is yes.

QUESTION: Test for natural language inference.
Premise: "Two men stand strong under the waterfall's cascade."
Hypothesis: "Two men strong to stand on waterfall."
Is the hypothesis entailed by the premise?
Options:
- yes
- no
- it is not possible to tell

Let's solve it slowly: Standing under the waterfall does not imply standing on the waterfall.
The answer is it is not possible to tell.

[QUESTION] Given the sentence "Hundreds of people gathered at an event." can we conclude that "A lady sitting by herself on a rock."?
Options:
- yes
- it is not possible to tell
- no
A lady is singular or one person. Hundreds of people is plural or more than one.
The answer is no.

Q: Can we conclude from "A barber is trimming a customer's mustache." that "The barber uses forks to comb a womans hair."?
Options:
- yes
- no
- it is not possible to tell
A: The barber is trimming mustache so he can't be using a fork. The customer has a mustache so he can't be a woman.
The answer is no.

[QUESTION] Premise: "A brown dog with green collar holding a stick in its mouth."
Based on this premise, can we conclude that the hypothesis "The dog is ready to play fetch." is true?
Options:
- yes
- it is not possible to tell
- no
Answer: A dog with a stick in its mouth usually wants to play.
The answer is yes.