People enjoying the beach on an overcast day.
Family at the beach before a rain shower.
Not all people enjoying the beach is family.
exists e1 s1 x1 x2 x3 x4.(n_beach(x3) & a_topic(x1) & Theme(e1,x3) & Actor(e1,x2) & v_enjoy(e1) & on(x3,x4) & n_day(x4) & a_overcast(s1) & Theme(s1,x4) & (x1 = x2) & n_people(x1))
exists s1 x1 x2 x3.(n_beach(x1) & ne_nam_family(s1) & a_topic(s1) & at(s1,x1) & before(x1,x2) & n_shower(x2) & of(x2,x3) & n_rain(x3))