Question: which part of the jute plant is used to make fibre
[{'answer': 'stem', 'provenance': [{'wikipedia_id': '336175', 'title': 'Jute', 'start_paragraph_id': 13, 'start_character': 30, 'end_paragraph_id': 13, 'end_character': 34, 'bleu_score': 1.0, 'section': 'Section::::Production.\n'}]}, {'answer': 'ribbon ( outer skin )', 'provenance': [{'wikipedia_id': '336175', 'title': 'Jute', 'start_paragraph_id': 13, 'start_character': 39, 'end_paragraph_id': 13, 'end_character': 61, 'bleu_score': 1.0, 'section': 'Section::::Production.\n'}]}, {'provenance': [{'wikipedia_id': '336175', 'title': 'Jute', 'start_paragraph_id': 13, 'start_character': 0, 'end_paragraph_id': 13, 'end_character': 488, 'bleu_score': 0.9458134147569861, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 3256767071694608856}, 'section': 'Section::::Production.\n'}]}]