Question: how long do black bears live with their mother
[{'answer': '16 -- 18 months'}, {'provenance': [{'wikipedia_id': '51054', 'title': 'American black bear', 'start_paragraph_id': 40, 'start_character': 0, 'end_paragraph_id': 40, 'end_character': 1366, 'bleu_score': 0.7799796360892061, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 1114273074808204059}, 'section': 'Section::::Behavior and life history.:Reproduction and development.\n'}]}]