Two adults and two children dressed in skeleton costumes.
Four people are dressed like skeletons.
Two adults and two children are four people. People in skeleton costumes are dressed like skeletons.
exists e1 s1 x1 x2 x3 x4 x5.(a_topic(s1) & in(e1,x4) & n_costume(x4) & of(x4,x5) & n_skeleton(x5) & Theme(e1,x3) & v_dress(e1) & (s1 = x3) & n_child(x2) & card_eq_2(x2) & n_adult(x1) & subset_of(x2,s1) & subset_of(x1,s1) & card_eq_2(s1))
exists e1 x1 x2.(like(e1,x2) & n_skeleton(x2) & Theme(e1,x1) & v_dress(e1) & n_people(x1) & card_eq_4(x1))