Text: LSC filed a petition for certiorari challenging the Court of Appeals' conclusion that the a504(a)(16) suits-for-benefits proviso was unconstitutional.
Entailment: LSC filed a petition for certiorari, which means they challenge the conclusion that a504(a)(16) suits-for-benefits proviso was unconstitutional, made by the Court of Appeals.
Contradiction: LSC did not file a petition for certiorari to challenge the conclusion that the a504(a)(16) suits-for-benefits proviso was unconstitutional.