[QUESTION] Can we conclude from "A pack of black dogs running in grass." that "The dogs all run and play together."?
Options:
- yes
- no
- it is not possible to tell
Dogs can run together as a pack and not play together.
The answer is it is not possible to tell.

Q: Premise: "A teenager wearing a black t-shirt is skating high up nearly four feet above the ground."
Based on this premise, can we conclude that the hypothesis "The skateboarder is doing tricks." is true?
Options:
- yes
- it is not possible to tell
- no
A: A teenager four feet above the ground is not necessarily skateboarder doing tricks.
The answer is it is not possible to tell.

QUESTION: Test for natural language inference.
Premise: "A dog retrieving in the water."
Hypothesis: "An ocean is catching a dog in a playground."
Is the hypothesis entailed by the premise?
Options:
- yes
- no
- it is not possible to tell

Let's solve it slowly: A dog cannot be in water and on a playground at the same time. The dog also cannot be retrieving and being caught at the same time.
The answer is no.

[QUESTION] If "Steve jobs having a discussion with another man." does that mean that "Steve jobs is by himself."?
Options:
- yes
- it is not possible to tell
- no
Steve Jobs is either having a discussion or is by himself.
The answer is no.

Q: If "A boy taking aim at a target on a bale of hay with his bow and arrow." does that mean that "Boy aiming at soda can with air rifle."?
Options:
- yes
- it is not possible to tell
- no
A: The boy cannot be aiming with an air rifle and a bow and arrow at the same time.
The answer is no.

[QUESTION] Can we conclude from "Two men on a blue canoe in the middle of a large body of water." that "Two men have caught a large catfish and hold it up proudly for others to see."?
Options:
- yes
- no
- it is not possible to tell
Two men plus others to see indicates there are more than two people.
The answer is no.