People walking in a supermarket.
10 humans walking
People walking in a supermarket does not mean there are 10 human walking
exists e1 x1 x2 x3.(a_topic(x1) & in(e1,x3) & n_supermarket(x3) & Actor(e1,x2) & v_walk(e1) & (x1 = x2) & n_people(x1))
exists e1 x1 x2.(a_topic(x1) & Actor(e1,x2) & v_walk(e1) & (x1 = x2) & n_human(x1) & n_date(x1) & a_date_day_10(x1) & a_date_day_10(x1))