A crowd standing in front of a restaurant.
A crowd of people are grouped together.
A crowd in front of a restaurant is a crowd of people, a crowd of people are people who are grouped together.
exists x1 x2 x3 x4.(a_topic(x1) & in(x1,x3) & of(x3,x4) & n_restaurant(x4) & n_front(x3) & n_standing(x1) & of(x1,x2) & n_crowd(x2))
exists e1 s1 x1 x2.(a_together(s1) & Manner(e1,s1) & Theme(e1,x1) & v_group(e1) & of(x1,x2) & n_people(x2) & n_crowd(x1))