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Solve the following problem using Python, implementing the functions described below, one line at a time
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Description:
 def _simplify_block(self, ail_block, stack_pointer_tracker=None):
 """ Simplify a single AIL block. :param ailment.Block ail_block: The AIL block to simplify. :param stack_pointer_tracker: The RegisterDeltaTracker analysis instance. :return: A simplified AIL block. """


        simp = self.project.analyses.AILBlockSimplifier(ail_block, stack_pointer_tracker=stack_pointer_tracker)
        return simp.result_block