A crowd of people are gathered outside.
a protest forms in the street
Not all crowds of people are a protest.
exists e1 s1 x1 x2.(a_outside(s1) & Manner(e1,s1) & Theme(e1,x1) & v_gather(e1) & of(x1,x2) & n_people(x2) & n_crowd(x1))
exists x1 x2 x3.(n_street(x3) & a_topic(x1) & in(x1,x3) & n_form(x1) & of(x1,x2) & n_protest(x2))