[QUESTION] If "A couple people running through a large sidewalk fountain." does that mean that "Eight people are having dinner."?
Options:
- yes
- it is not possible to tell
- no
Eight people are more than a couple people. They cannot be running and having dinner simultaneously.
The answer is no.

Q: Premise: "Two women walk down the street in the city linking arms."
Hypothesis: "Women beating their husbands for walking."
Do we know that the hypothesis entailed by the premise?
A: Women cannot be beating their husbands if they are walking with their arms linked.
The answer is no.

QUESTION: Premise: "A surfer has just fallen off his surfboard and only his feet are visible above the water."
Hypothesis: "The surfer fell after the wave hit hijm."
Do we know that the hypothesis entailed by the premise?

Let's solve it slowly: Just because he fell off doesn't mean that he fell off after the wave hit him.
The answer is it is not possible to tell.

[QUESTION] Test for natural language inference.
Premise: "A row of young children holds up a garden hose."
Hypothesis: "Children drink from the hose."
Is the hypothesis entailed by the premise?
Options:
- yes
- no
- it is not possible to tell
Children can hold up the hose but don't necessarily drink from the hose.
The answer is it is not possible to tell.

Q: Test for natural language inference.
Premise: "Many people are crossing a street in a large city."
Hypothesis: "People move across the street in a large city."
Is the hypothesis entailed by the premise?
Options:
- yes
- no
- it is not possible to tell
A: If many people are crossing a street in a large city then this must mean that people move across the street in a large city.
The answer is yes.

[QUESTION] Can we conclude from "A woman crosses through the middle of the street to get to the other side." that "A young woman crosses the street while talking on a cell phone."?
Options:
- yes
- no
- it is not possible to tell
Not every woman is young. Not every woman is talking on a cell phone.
The answer is it is not possible to tell.