woman sitting on the beach under a pink lawn umbrella.
a person is at the beach
A woman is a person.  If a woman is on the beach then she is also at the beach.
exists e1 s1 x1 x2 x3 x4 x5.(n_beach(x3) & a_topic(x1) & under(e1,x4) & n_umbrella(x4) & of(x4,x5) & n_lawn(x5) & a_pink(s1) & Theme(s1,x4) & on(e1,x3) & Actor(e1,x2) & v_sit(e1) & (x1 = x2) & n_woman(x1))
exists p1 x1 x2.(n_beach(x2) & at(x1,x2) & n_person(x1))