Two small children and a man and a woman are dressed as skeletons.
A family is dressed as skeletons for an event
Just because two small children and a man and a woman are dressed as skeletons does not mean they are in a family.
exists e1 s1 x1 x2 x3 x4 x5 x6.(as(e1,x6) & n_skeleton(x6) & Theme(e1,x1) & v_dress(e1) & subset_of(x3,x1) & subset_of(x5,x3) & n_woman(x5) & subset_of(x4,x3) & n_man(x4) & subset_of(x2,x1) & n_child(x2) & a_small(s1) & Theme(s1,x2) & card_eq_2(x2))
exists e1 x1 x2 x3.(for(e1,x3) & n_event(x3) & as(e1,x2) & n_skeleton(x2) & Theme(e1,x1) & v_dress(e1) & n_family(x1))