Question: who has the final authority under the federal system
[{'answer': 'the Supreme Court', 'provenance': [{'wikipedia_id': '59564', 'title': 'Judiciary', 'start_paragraph_id': 51, 'start_character': 35, 'end_paragraph_id': 51, 'end_character': 52, 'bleu_score': 1.0, 'section': 'Section::::Functions of the judiciary in different law systems.:Country-specific functions.\n'}]}]