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: after careful and deliberate study of each of the cases and treatises cited by counsel for the respective parties, as supplemented by own independent research, we are constrained to overrule collins and adopt justice (later chief justice) gardner's dissent in that case.
Example Output: overruling

Example Input: the cases set forth in footnote 1 are overruled.
Example Output: overruling

Example Input: we also overrule our prior decisions adopting the corpus delicti rule.
Example Output:
overruling