A man wearing headphones is checking the screen of a handheld device while on the street.
Bob was wearing his headphones.
Is the premise "A man wearing headphones is checking the screen of a handheld device while on the street." true if "Bob was wearing his headphones."?

Options: 

 - yes

 - it is not possible to tell

 - no
it is not possible to tell
Is the premise "A man wearing headphones is checking the screen of a handheld device while on the street." true if "Bob was wearing his headphones."?

Options: 

 - yes

 - it is not possible to tell

 - no
user
it is not possible to tell
assistant