A baby taking a long nap.
The baby is dancing.
A baby taking a long nap cannot be the one dancing.
exists e1 s1 x1 x2 x3.(a_topic(x1) & Theme(e1,x3) & Actor(e1,x2) & v_take(e1) & n_nap(x3) & a_long(s1) & Theme(s1,x3) & (x1 = x2) & n_baby(x1))
exists e1 x1.(n_baby(x1) & Actor(e1,x1) & v_dance(e1))