an old lady and a child are sitting at an ornate green table whilst being served by food by an African person.
A couple guys are feasting on BBQ ribs
An old lady and a child are different than a couple of guys.
exists e1 e2 s1 s2 s3 s4 x1 x2 x3 x4 x5 x6 x7 x8.(at(e1,x4) & Actor(e2,x8) & n_person(x8) & a_african(s4) & Theme(s4,x8) & Actor(e2,x7) & n_food(x7) & Theme(e2,x6) & v_serve(e2) & (x4 = x6) & n_whilst(x4) & of(x4,x5) & n_table(x5) & a_green(s3) & Theme(s3,x4) & a_ornate(s2) & Theme(s2,x4) & Actor(e1,x1) & v_sit(e1) & subset_of(x3,x1) & n_child(x3) & subset_of(x2,x1) & n_lady(x2) & a_old(s1) & Theme(s1,x2))
exists e1 x1 x2 x3 x4.(on(e1,x3) & n_rib(x3) & (x3 = x4) & ne_org_bbq(x4) & Actor(e1,x1) & v_feast(e1) & n_guy(x1) & of(x1,x2) & n_couple(x2))