Question: when did the woolly mammoth species become extinct
[{'answer': '5,600 years B.P.', 'provenance': [{'wikipedia_id': '17369680', 'title': 'Woolly mammoth', 'start_paragraph_id': 54, 'start_character': 1133, 'end_paragraph_id': 54, 'end_character': 1149, 'bleu_score': 1.0, 'section': 'Section::::Extinction.\n'}]}, {'provenance': [{'wikipedia_id': '17369680', 'title': 'Woolly mammoth', 'start_paragraph_id': 54, 'start_character': 0, 'end_paragraph_id': 54, 'end_character': 1362, 'bleu_score': 0.9905434697047311, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 6476483431730369051}, 'section': 'Section::::Extinction.\n'}]}]