Question: how long do eastern tent caterpillars stay in their cocoons
[{'answer': 'About two weeks', 'provenance': [{'wikipedia_id': '3844324', 'title': 'Tent caterpillar', 'start_paragraph_id': 9, 'start_character': 250, 'end_paragraph_id': 9, 'end_character': 265, 'bleu_score': 1.0, 'section': 'Section::::Life cycle.\n'}]}, {'provenance': [{'wikipedia_id': '3844324', 'title': 'Tent caterpillar', 'start_paragraph_id': 9, 'start_character': 0, 'end_paragraph_id': 9, 'end_character': 1016, 'bleu_score': 0.9884053071617651, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 6363139632938461777}, 'section': 'Section::::Life cycle.\n'}]}]