three people staying out of the sun
Some people.
three people refers to some people.
exists e1 x1 x2 x3.(n_sun(x3) & a_topic(x1) & of(e1,x3) & r_out(e1) & Actor(e1,x2) & v_stay(e1) & (x1 = x2) & n_people(x1) & card_eq_3(x1))
exists x1.(a_topic(x1) & n_people(x1))