Many people have gathered to protest the government.
People are in a park for a art festival
festival is a celebration while protest is about people who want to complain about a problem.
exists e1 p1 x1 x2.(n_government(x2) & Topic(e1,p1) & Actor(e1,x1) & v_gather(e1) & exists e2.(Theme(e2,x2) & Actor(e2,x1) & v_protest(e2)) & n_people(x1) & n_quantity(x1))
exists p1 x1.(exists x2 x3 x4.(in(x1,x2) & for(x2,x3) & n_festival(x3) & of(x3,x4) & n_art(x4) & n_park(x2)) & n_people(x1))