Question: who is given the power to establish the inferior courts of the federal system
[{'answer': 'Congress', 'provenance': [{'wikipedia_id': '1636627', 'title': 'Federal judiciary of the United States', 'start_paragraph_id': 1, 'start_character': 296, 'end_paragraph_id': 1, 'end_character': 304, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '1636627', 'title': 'Federal judiciary of the United States', 'start_paragraph_id': 1, 'start_character': 0, 'end_paragraph_id': 1, 'end_character': 542, 'bleu_score': 0.948891840545617, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 4790471205153782192}, 'section': 'Section::::Abstract.'}]}]