A crowd is assembled in a street.
A crowd of people are protesting in the street.
The crowd doesn't have to be protesting just because they are assembled in the street.
exists e1 x1 x2.(in(e1,x2) & n_street(x2) & Theme(e1,x1) & v_assemble(e1) & n_crowd(x1))
exists e1 x1 x2 x3.(n_street(x3) & in(e1,x3) & Actor(e1,x1) & v_protest(e1) & of(x1,x2) & n_people(x2) & n_crowd(x1))