[QUESTION] Given the sentence "A man in a black shirt stands in front of books on shelves." can we conclude that "A man in a black shirt is standing in front of books."?
Options:
- yes
- it is not possible to tell
- no
A man in a black shirt standing in front of books stands in front of books.
The answer is yes.

Q: Test for natural language inference.
Premise: "Three people are walking outside of a run down red brick building."
Hypothesis: "Three people are sitting on a bench."
Is the hypothesis entailed by the premise?
Options:
- yes
- no
- it is not possible to tell
A: Three people can't be walking and sitting at the same time.
The answer is no.

QUESTION: Test for natural language inference.
Premise: "Construction workers assembling pipe material outside."
Hypothesis: "Workers smoking a pipe."
Is the hypothesis entailed by the premise?
Options:
- yes
- no
- it is not possible to tell

Let's solve it slowly: Ones cannot be smoking a pipe and assembling pipe material simultaneously.
The answer is no.

[QUESTION] Given the sentence "Two motorcycles and their riders." is it true that "Two members of hell's angels."?
Just because two motorcycles and their riders does not indicate that two members of Hell's Angels.
The answer is it is not possible to tell.

Q: Premise: "A group of people are sorting white and red bags."
Hypothesis: "Many people are organizing red and white bags at a charity event."
Do we know that the hypothesis entailed by the premise?
A: Many people organizing at a charity event is not the same as a group of people sorting through bags at an unidentified venue.
The answer is it is not possible to tell.

[QUESTION] Given the sentence "Two boys on skateboards in front of a statue of a soldier on a horse." can we conclude that "Two boys are skating in front of the statue of a soldier on a horse."?
Options:
- yes
- it is not possible to tell
- no
Saying that the boys are on skateboard indicates they are skating.
The answer is yes.