Question: which group from the north of australia sang the hit song treaty
[{'answer': 'Yothu Yindi', 'provenance': [{'wikipedia_id': '26586369', 'title': 'Treaty (song)', 'start_paragraph_id': 1, 'start_character': 55, 'end_paragraph_id': 1, 'end_character': 66, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '26586369', 'title': 'Treaty (song)', 'start_paragraph_id': 1, 'start_character': 0, 'end_paragraph_id': 1, 'end_character': 502, 'bleu_score': 0.944475589384524, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 3178358463071283635}, 'section': 'Section::::Abstract.'}]}]