In this task, you will be shown a sentence, and you should determine whether it is overruling or non-overruling. In law, an overruling sentence is a statement that nullifies a previous case decision as a precedent by a constitutionally valid statute or a decision by the same or higher ranking court which establishes a different rule on the point of law involved. Classify your answers into overruling or non-overruling

Example Input: to the extent that in re mapes, d.c. s.d.cal. 1954, 120 f. supp. 316, is inconsistent with this holding, it is hereby overruled.
Example Output: overruling

Example Input: pub. l. no. 96-192,  29, 94 stat. 35, 48-49 (1980).
Example Output: non-overruling

Example Input: to that extent chetkovich v. united states must be overruled.
Example Output:
overruling