A baby taking a long nap.
A baby is sleeping.
Taking a long nap requires one to be sleeping.
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.(Actor(e1,x1) & v_sleep(e1) & n_baby(x1))