Instructions: 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
Input: a rational compromise on the initial allocation was not invidious 'discrimination' of the kind prohibited by the duty of fair representation.""
Output:
non-overruling