[QUESTION] Premise: "A city street is lined with parked motorcycles."
Hypothesis: "The motorcycles are all black."
Do we know that the hypothesis entailed by the premise?
Just because the city streets is parked with motorcycles that does not mean they are all black.
The answer is it is not possible to tell.

Q: Premise: "Someone in a black sweatshirt and jeans leaps into the air on a beach while a kneeling person in jeans and a black jacket takes a photograph."
Hypothesis: "One human takes a picture of another."
Do we know that the hypothesis entailed by the premise?
A: Someone leaps while a person takes a photograph is simplified into one takes picture of another.
The answer is yes.

QUESTION: Given the sentence "Three people are driving in a red convertible car." can we conclude that "Three people are driving in a red sedan."?
Options:
- yes
- it is not possible to tell
- no

Let's solve it slowly: A convertible and a sedan are two different makes of car.
The answer is no.

[QUESTION] Premise: "Several different colored dogs running in a snowy field."
Hypothesis: "The cats slept on the bed."
Do we know that the hypothesis entailed by the premise?
Dogs and cats are two different kinds of animals. One cannot be running and sleeping at the same time.
The answer is no.

Q: Premise: "One white man and one african american man sitting at a long table that has colored note cards spread out on it."
Hypothesis: "Two people of different races are playing cards."
Do we know that the hypothesis entailed by the premise?
A: The two people are the white and african american man and they are playing with colored note cards.
The answer is yes.

[QUESTION] Test for natural language inference.
Premise: "The guy is holding a black stick in front of a playground."
Hypothesis: "A man is standing outdoors holding a stick."
Is the hypothesis entailed by the premise?
Options:
- yes
- no
- it is not possible to tell
A guy holding a stick is standing outside in front of a playground.
The answer is yes.