A boy and a girl dancing with each other.
The children are at their parents wedding anniversary dinner.
Just because a boy and girl dance does not mean they are at their parents wedding anniversary dinner.
exists e1 s1 x1 x2 x3.(a_topic(s1) & subset_of(x2,s1) & all x4.(n_other(x4) -> with(e1,x4)) & Actor(e1,x3) & v_dance(e1) & (x2 = x3) & n_girl(x2) & subset_of(x1,s1) & n_boy(x1))
exists p1 x1 x2.(n_parent(x2) & of(x2,x1) & n_thing(x1) & n_child(x1) & exists e1 x3 x4 x5.(at(x1,x2) & Theme(e1,x4) & Actor(e1,x3) & v_wed(e1) & n_dinner(x4) & of(x4,x5) & n_anniversary(x5) & (x2 = x3)))