A man in a dark suit is talking on a cellphone.
The man is doing business over the phone.
A man in a dark suit is not necessarily doing business.
exists e1 s1 x1 x2 x3.(on(e1,x3) & n_cellphone(x3) & Actor(e1,x1) & v_talk(e1) & in(x1,x2) & n_suit(x2) & a_dark(s1) & Theme(s1,x2) & n_man(x1))
exists e1 x1 x2 x3.(n_phone(x3) & n_man(x1) & over(e1,x3) & Theme(e1,x2) & Actor(e1,x1) & v_do(e1) & n_business(x2))