People partying in an auditorium and one girl is holding up an umbrella.
The people are partying.
people are partying means people party.
exists e2 e1 s1 x1 x2 x3 x4 x5 x6.(a_up(s1) & Manner(e2,s1) & Theme(e2,x6) & Actor(e2,x1) & v_hold(e2) & n_umbrella(x6) & in(e1,x3) & n_girl(x5) & card_eq_1(x5) & n_auditorium(x4) & subset_of(x5,x3) & subset_of(x4,x3) & Actor(e1,x2) & v_party(e1) & (x1 = x2) & n_people(x1))
exists e1 x1.(n_people(x1) & Actor(e1,x1) & v_party(e1))