Two women sunbathe on a concrete terrace.
Two women are alone in the sun.
Just because two women are sunbathing doesn't mean they are alone.
exists e1 s1 x1 x2.(on(e1,x2) & n_terrace(x2) & a_concrete(s1) & Theme(s1,x2) & Actor(e1,x1) & v_sunbathe(e1) & n_woman(x1) & card_eq_2(x1))
exists s1 x1 x2.(n_sun(x2) & in(s1,x2) & Theme(s1,x1) & a_alone(s1) & n_woman(x1) & card_eq_2(x1))