Q: Premise: "Man with beard."
Hypothesis: "Sunglasses and an aviation jacket standing next to a round flotation device."
Do we know that the hypothesis entailed by the premise?
A: The aviator poses for a picture with the life preserver that saved him.
The answer is it is not possible to tell.

QUESTION: If "A man in a black sweater is walking along a railroad track." does that mean that "A technician is maintaining the tracks."?
Options:
- yes
- it is not possible to tell
- no

Let's solve it slowly: Men garbed in black sweaters are not all technicians. Not all men walking along tracks are maintaining them.
The answer is it is not possible to tell.

[QUESTION] Premise: "Women standing on a bus reading a newspaper."
Based on this premise, can we conclude that the hypothesis "Women standing in a subway car listening to ipods." is true?
Options:
- yes
- it is not possible to tell
- no
A bus is not the same thing a as a subway car. Reading a newspaper is different action than listening to iPod.
The answer is no.

Q: Given the sentence "Apartment building on a street corner with graffiti on the building and people walking on the sidewalk in front of it." is it true that "A structure has things painted on it."?
A: An apartment building is a type of structure and graffiti is painted so an apartment building with graffiti on it is also a structure with things painted o n it.
The answer is yes.

QUESTION: If "Two men wearing earmuffs inspect a racing car's engine on an asphalt track." does that mean that "Two men inspect a racing car's engine."?
Options:
- yes
- it is not possible to tell
- no

Let's solve it slowly: Two men is a simpler version of two men wearing earmuffs.
The answer is yes.

QUESTION: Premise: "These are some very large onions."
Based on this premise, can we conclude that the hypothesis "The medium onions are the same size as the large ones." is true?
Options:
- yes
- it is not possible to tell
- no

Let's solve it slowly:
The onions may not be medium and they could be smaller than the large onions.
The answer is it is not possible to tell.