She walks past the beautiful blue mural.
A person walks past a mural.
She means a girl/woman who is a person.
exists e1 s1 s2 x1 x2.(n_mural(x2) & a_blue(s2) & Theme(s2,x2) & a_beautiful(s1) & Theme(s1,x2) & n_female(x1) & past(e1,x2) & Actor(e1,x1) & v_walk(e1))
exists e1 x1 x2.(past(e1,x2) & n_mural(x2) & Actor(e1,x1) & v_walk(e1) & n_person(x1))