A man is taking a picture of people attending an event.
A wedding photographer is taking a picture.
Not all men taking pictures are a wedding photographer.
exists e2 e1 x1 x2 x3 x4 x5.(Theme(e2,x2) & Actor(e2,x1) & v_take(e2) & of(x2,x3) & Theme(e1,x5) & Actor(e1,x4) & v_attend(e1) & n_event(x5) & (x3 = x4) & n_people(x3) & n_picture(x2) & n_man(x1))
exists e1 x1 x2 x3.(Theme(e1,x3) & Actor(e1,x1) & v_take(e1) & n_picture(x3) & n_photographer(x1) & of(x1,x2) & n_wedding(x2))