Several people are talking while they stand or sit in a lobby of a restaurant.
People are waiting for a table.
Just because people are waiting in a lobby does not mean they are waiting for a table.
exists e1 p1 s1 x1.((exists e2.(Actor(e2,x1) & v_stand(e2)) | exists e3 x2 x3.(in(e3,x2) & of(x2,x3) & n_restaurant(x3) & n_lobby(x2) & Actor(e3,x1) & v_sit(e3))) & n_thing(x1) & while(e1,p1) & Actor(e1,x1) & v_talk(e1) & n_people(x1) & a_several(s1) & Theme(s1,x1))
exists e1 x1 x2.(for(e1,x2) & n_table(x2) & Actor(e1,x1) & v_wait(e1) & n_people(x1))