Q: Given the sentence "The lead singer of a band is wearing white glasses while standing in front of a microphone stand with a white boa wrapped around it." is it true that "The singer isn't wearing glasses."?
A: The singer cannot be wearing glasses and not wearing glasses at the same time.
The answer is no.

Q: Can we conclude from "A smiling man holds a small child wearing pink and red." that "The man is hugging his dog."?
Options:
- yes
- no
- it is not possible to tell
A: If he was holding a small child he would not be capable of hugging his dog.
The answer is no.

Q: Premise: "A young man in a bicycle helmet rides on a street."
Based on this premise, can we conclude that the hypothesis "A man is locking his bicycle." is true?
Options:
- yes
- it is not possible to tell
- no
A: He could not be riding his bike if he were locking the bicycle.
The answer is no.

Q: Given the sentence "A brown and black dog running on a trail in the woods." can we conclude that "The dog is sleeping in the doghouse."?
Options:
- yes
- it is not possible to tell
- no
A:
Animal that is sleeping can not be on at trail running at the same time.
The answer is no.