A little girl rides a tricycle.
A little person rides a tricycle.
a tricycle is  been ride by a little girl
exists e1 s1 x1 x2.(Theme(e1,x2) & Actor(e1,x1) & v_ride(e1) & n_tricycle(x2) & n_girl(x1) & a_little(s1) & Theme(s1,x1))
exists e1 s1 x1 x2.(Theme(e1,x2) & Actor(e1,x1) & v_ride(e1) & n_tricycle(x2) & n_person(x1) & a_little(s1) & Theme(s1,x1))