The ballroom of a big party or maybe a big business meeting which has a lot of people dressing nice.
The people are having a New Year's Party.
Just because it is a party does not necessarily mean it is a New Year's Party.
exists x1.(n_ballroom(x1) & (exists s1 x2.(a_topic(x1) & of(x1,x2) & n_party(x2) & a_big(s1) & Theme(s1,x2)) | exists e2 e1 p1 s2 x3 x4 x5 x6 x7 x8.(a_topic(x3) & r_maybe(x3) & Theme(e2,x6) & Actor(e2,x5) & v_have(e2) & of(x6,x7) & exists s3.(Theme(s3,x8) & a_nice(s3)) & Topic(e1,p1) & Actor(e1,x8) & v_dress(e1) & (x7 = x8) & n_people(x7) & n_lot(x6) & (x3 = x5) & n_meeting(x3) & of(x3,x4) & n_business(x4) & a_big(s2) & Theme(s2,x3))))
exists e1 s1 x1 x2.(n_people(x1) & Theme(e1,x2) & Actor(e1,x1) & v_have(e1) & ne_org_party(x2) & a_'s(s1) & Theme(s1,x2) & ne_org_year(x2) & ne_org_new(x2))