Question: what kind of root is in root beer
[{'answer': 'sassafras', 'provenance': [{'wikipedia_id': '54587', 'title': 'Root beer', 'start_paragraph_id': 1, 'start_character': 88, 'end_paragraph_id': 1, 'end_character': 97, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'answer': 'burdock', 'provenance': [{'wikipedia_id': '54587', 'title': 'Root beer', 'start_paragraph_id': 11, 'start_character': 125, 'end_paragraph_id': 11, 'end_character': 132, 'bleu_score': 1.0, 'section': 'Section::::Ingredients.\n'}]}, {'answer': 'dandelion', 'provenance': [{'wikipedia_id': '54587', 'title': 'Root beer', 'start_paragraph_id': 11, 'start_character': 139, 'end_paragraph_id': 11, 'end_character': 148, 'bleu_score': 1.0, 'section': 'Section::::Ingredients.\n'}]}, {'answer': 'liquorice'}, {'answer': "wild sarsaparilla or `` rabbit root ''"}]