Q: Can we conclude from "A woman sings into a microphone with a guitar player in the background." that "A woman sings a song."?
Options:
- yes
- no
- it is not possible to tell
A: Someone who sings into a microphone is usually sings a song.
The answer is yes.

QUESTION: Test for natural language inference.
Premise: "A shirtless construction worker smiles in a half-constructed house."
Hypothesis: "A shirtless construction worker works on a house on a hot day."
Is the hypothesis entailed by the premise?
Options:
- yes
- no
- it is not possible to tell

Let's solve it slowly: Nothing indicated the worker is actually working or that it is a hot day.
The answer is it is not possible to tell.

[QUESTION] Given the sentence "Two men in tuxedos are looking at a female wearing a white dress." can we conclude that "The people are at a wedding."?
Options:
- yes
- it is not possible to tell
- no
Men and tuxedos and a female in a white dress are not necessarily at a wedding.
The answer is it is not possible to tell.

Q: Can we conclude from "Four boys jumping into an inground pool." that "Four boys having a snow ball fight."?
Options:
- yes
- no
- it is not possible to tell
A: Jumping int an inground pool is not having a snow ball fight.
The answer is no.

QUESTION: Given the sentence "A dog plays with a toy in the grass." is it true that "The toy is the dog's favorite toy."?

Let's solve it slowly: Not all toys that a dogs plays with are his favorite.
The answer is it is not possible to tell.

QUESTION: Premise: "A girl with brown hair and wearing a gray sweater is reading a sheet of paper in a classroom."
Based on this premise, can we conclude that the hypothesis "A girl eating lunch." is true?
Options:
- yes
- it is not possible to tell
- no

Let's solve it slowly:
One cannot be reading a sheet of paper in class and eating lunch at the same time.
The answer is no.