A group of people on a stair landing are waiting in line.
One person sitting at a bar.
A group of people waiting in line cannot be one person sitting.
exists e1 x1 x2 x3 x4 x5.(in(e1,x5) & n_line(x5) & Actor(e1,x1) & v_wait(e1) & on(x1,x3) & n_landing(x3) & of(x3,x4) & n_stair(x4) & of(x1,x2) & n_people(x2) & n_group(x1))
exists e1 x1 x2 x3.(a_topic(x1) & at(e1,x3) & n_bar(x3) & Actor(e1,x2) & v_sit(e1) & (x1 = x2) & n_person(x1) & card_eq_1(x1))