Question: who did the pure food and drug act affect
[{'answer': 'the food and drug industries', 'provenance': [{'wikipedia_id': '55729', 'title': 'Pure Food and Drug Act', 'start_paragraph_id': 3, 'start_character': 1116, 'end_paragraph_id': 3, 'end_character': 1144, 'bleu_score': 1.0, 'section': 'Section::::Historical significance.\n'}]}, {'provenance': [{'wikipedia_id': '55729', 'title': 'Pure Food and Drug Act', 'start_paragraph_id': 3, 'start_character': 0, 'end_paragraph_id': 3, 'end_character': 1210, 'bleu_score': 0.9898215517422001, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 4912572887477864327}, 'section': 'Section::::Historical significance.\n'}]}]