Question: when did the hawks win the nba championship
[{'answer': '1958', 'provenance': [{'wikipedia_id': '72861', 'title': 'Atlanta Hawks', 'start_paragraph_id': 2, 'start_character': 648, 'end_paragraph_id': 2, 'end_character': 652, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '72861', 'title': 'Atlanta Hawks', 'start_paragraph_id': 2, 'start_character': 0, 'end_paragraph_id': 2, 'end_character': 934, 'bleu_score': 0.9733831041780681, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 4140739791563350917}, 'section': 'Section::::Abstract.'}]}]