A person reads to a group of boys.
A tall person reading
Not all persons are tall.
exists e1 x1 x2 x3.(to(e1,x2) & of(x2,x3) & n_boy(x3) & n_group(x2) & Actor(e1,x1) & v_read(e1) & n_person(x1))
exists s1 x1 x2.(a_topic(x1) & n_reading(x1) & of(x1,x2) & n_person(x2) & a_tall(s1) & Theme(s1,x1))