Someone looking at a mass of people in the street.
Nobody is looking.
Is the premise "Someone looking at a mass of people in the street." true if "Nobody is looking."?

Options: 

 - yes

 - it is not possible to tell

 - no
no
Is the premise "Someone looking at a mass of people in the street." true if "Nobody is looking."?

Options: 

 - yes

 - it is not possible to tell

 - no
user
no
assistant