Question: the sovereign status of native american tribes is known as
[{'answer': 'Tribal sovereignty', 'provenance': [{'wikipedia_id': '441617', 'title': 'Tribal sovereignty in the United States', 'start_paragraph_id': 0, 'start_character': 0, 'end_paragraph_id': 0, 'end_character': 18, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '441617', 'title': 'Tribal sovereignty in the United States', 'start_paragraph_id': 1, 'start_character': 0, 'end_paragraph_id': 1, 'end_character': 376, 'bleu_score': 0.9645876452711911, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 13555602894346965386}, 'section': 'Section::::Abstract.'}]}]