A small child points at a moped.
The child knows what the moped is called.
Pointing at a moped does not imply that the child knows what the moped is called.
exists s1 x1 x2 x3.(a_topic(x1) & at(x1,x3) & n_mope(x3) & n_point(x1) & of(x1,x2) & n_child(x2) & a_small(s1) & Theme(s1,x1))
exists x1 x3.(n_moped(x3) & n_child(x1) & exists e2 e1 x2.(n_thing(x2) & Theme(e2,x2) & Actor(e2,x1) & v_know(e2) & Recipient(e1,x2) & Theme(e1,x3) & v_call(e1)))