Q: Premise: "A janitor cleaning a marble floor."
Based on this premise, can we conclude that the hypothesis "A janitor enjoys cleaning." is true?
Options:
- yes
- it is not possible to tell
- no
A: Just because the janitor is cleaning does not mean he enjoys cleaning.
The answer is it is not possible to tell.

Q: Given the sentence "A group of men and women dressed is formal black dresses and suits holding their music books and singing." can we conclude that "A group of men and women joyously dressed is formal black dresses."?
Options:
- yes
- it is not possible to tell
- no
A: Women can be dressed in black without being joyously dressed in black.
The answer is it is not possible to tell.

Q: If "A man in a orange helmet on building." does that mean that "A man is on a building."?
Options:
- yes
- it is not possible to tell
- no
A: A man is on a building because he is wearing an orange helmet and on a building.
The answer is yes.

Q: Premise: "A man in jeans practicing his golf swing at a driving range."
Hypothesis: "A man in  the nude practicing his baseball bat swing."
Is the hypothesis entailed by the premise?
Options:
- yes
- it is not possible to tell
- no
A:
A man in jeans is not in the nude and a golf swing is different from a baseball bat swing.
The answer is no.