[QUESTION] Given the sentence "A group of men playing a game of rugby." is it true that "A group of men are competing for a spot for the rugby championship."?
The group of men is not necessarily competing for a spot for the rugby championship.
The answer is it is not possible to tell.

Q: Premise: "Black and white dog wearing a harness walking through water."
Hypothesis: "A dog plays in the river."
Do we know that the hypothesis entailed by the premise?
A: We can't say it plays or if it is a river.
The answer is it is not possible to tell.

QUESTION: Given the sentence "There are two motorcycles with a man and a woman on it." is it true that "A brother and sister ride their motorcycles down the road."?

Let's solve it slowly: Motorcycles with a man and a woman are not necessarily a brother and sister.
The answer is it is not possible to tell.

[QUESTION] Test for natural language inference.
Premise: "A boy wearing a baseball globe and uniform is leaping into the air with a lime green object in his other hand."
Hypothesis: "A boy leaps into the air while wearing a baseball glove."
Is the hypothesis entailed by the premise?
Options:
- yes
- no
- it is not possible to tell
A boy leaps into the air is a rephrasing of is leaping into the air.
The answer is yes.

Q: If "A group of bikers wearing helmets standing near a van." does that mean that "One of the bikers owns the van."?
Options:
- yes
- it is not possible to tell
- no
A: Bikers standing near a van doesn't mean one of them owns the van.
The answer is it is not possible to tell.

[QUESTION] Premise: "The three dogs are standing in tall grass."
Hypothesis: "The grass is taller than before."
Is the hypothesis entailed by the premise?
Options:
- yes
- it is not possible to tell
- no
Standing in tall grass does not imply the grass is taller than before.
The answer is it is not possible to tell.