Question: who is in charge of purchasing in a company
[{'answer': 'Purchasing Manager', 'provenance': [{'wikipedia_id': '9566209', 'title': 'Purchasing manager', 'start_paragraph_id': 1, 'start_character': 2, 'end_paragraph_id': 1, 'end_character': 20, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '9566209', 'title': 'Purchasing manager', 'start_paragraph_id': 1, 'start_character': 0, 'end_paragraph_id': 1, 'end_character': 1078, 'bleu_score': 0.9877670085238551, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 10128135053454159881}, 'section': 'Section::::Abstract.'}]}]