QUESTION: Can we conclude from "A young man in a white t-shirt sings into a microphone while others play musical instruments in the background." that "The man is at a concert."?
Options:
- yes
- no
- it is not possible to tell

SOLUTION: Let's solve this gradually. The young man and other could be in a studio recording and not at a concert.
Answer is it is not possible to tell.

QUESTION: Given the sentence "A man is leaning on a racing motorcycle." can we conclude that "A man riding a roller coaster."?
Options:
- yes
- it is not possible to tell
- no

SOLUTION: Let's solve this gradually. A man cannot be leaning on a racing motorcycle and riding a roller coaster at the same time. Leaning and riding are two different actions. A motorcycle and a roller coaster are two different things.
Answer is no.

QUESTION: Premise: "A man is walking in a bright yellow jacket."
Hypothesis: "He sat at the computer."
Do we know that the hypothesis entailed by the premise?

SOLUTION: Let's solve this gradually. You can not sit and be walking at the same time.
Answer is no.

QUESTION: Premise: "A greyhound leaps in a race."
Hypothesis: "A greyhound is racing."
Is the hypothesis entailed by the premise?
Options:
- yes
- it is not possible to tell
- no

SOLUTION:
Let's solve this gradually. Racing and race are two forms of the same verb and the greyhound is the dog.
Answer is yes.