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

[Q]: and as a creature of state law, bbghad may exercise a portion of the state's police power.
[A]: non-overruling


[Q]: a pure ""charge offense"" system, however, also has serious problems.
[A]: non-overruling


[Q]: having reviewed the issue en banc, we overrule mckenzie and reverse the award of a contingency enhancement to ms. king.
[A]:
overruling