Several people sitting on a white couch smiling for a picture.
A family sits on a white couch.
Several people sitting on a white couch smiling for a picture does not indicate it is a family
exists e2 e1 s1 s2 x1 x2 x3 x4 x5.(a_topic(x1) & on(e1,x3) & for(e2,x5) & n_picture(x5) & Actor(e2,x4) & v_smile(e2) & (x3 = x4) & n_couch(x3) & a_white(s2) & Theme(s2,x3) & Actor(e1,x2) & v_sit(e1) & (x1 = x2) & n_people(x1) & a_several(s1) & Theme(s1,x1))
exists e1 s1 x1 x2.(on(e1,x2) & n_couch(x2) & a_white(s1) & Theme(s1,x2) & Actor(e1,x1) & v_sit(e1) & n_family(x1))