Q: Premise: "A man wearing a blue shirt talks into microphones amidst a background of signs."
Hypothesis: "A man not wearing a shirt talks into microphones."
Do we know that the hypothesis entailed by the premise?
A: A man not wearing a shirt cannot be wearing blue shirt.
The answer is no.

Q: Premise: "A dozen workers wearing uniforms  & sanitation hats are working on an assembly line in a factory."
Based on this premise, can we conclude that the hypothesis "There are some people in uniforms outside." is true?
Options:
- yes
- it is not possible to tell
- no
A: Being outside is not the same as working on an assembly line in a factory.
The answer is no.

Q: Premise: "A line of people are biking down a road."
Hypothesis: "A line of people are waiting for coffee outside starbucks."
Is the hypothesis entailed by the premise?
Options:
- yes
- it is not possible to tell
- no
A: People cannot be actively biking down a road and passively waiting at the same time.
The answer is no.

Q: Premise: "An old man is grilling food in a backyard."
Hypothesis: "The old man shopped for a new backyard grill at sears."
Is the hypothesis entailed by the premise?
Options:
- yes
- it is not possible to tell
- no
A:
Grilling is present tense while shopped is past tense and a man cannot be in a backyard and at Sears simultaneously.
The answer is no.