Leo: If "A man talks on his cellphone in front of an advertisement." does that mean that "A man talks to his girlfriend on his cellphone in front of an advertisement."?\nOptions:\n- yes\n- it is not possible to tell\n- no
Mei: OK, So, let's think first...
Me:
User
A man talking on his cellphone is not necessarily talking to his girlfriend.
Thus, the answer is it is not possible to tell.
Assistant