A person sitting on a hill outside.
A human is outside
A person is human.
exists e1 x1 x2 x3 x4.(a_topic(x1) & on(e1,x3) & n_outside(x3) & of(x3,x4) & n_hill(x4) & Actor(e1,x2) & v_sit(e1) & (x1 = x2) & n_person(x1))
exists s1 x1.(Theme(s1,x1) & a_outside(s1) & n_human(x1))