Question: where is the headquarters of the mcdonald's corporation located
[{'answer': 'Chicago', 'provenance': [{'wikipedia_id': '2480627', 'title': "McDonald's", 'start_paragraph_id': 1, 'start_character': 607, 'end_paragraph_id': 1, 'end_character': 614, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '2480627', 'title': "McDonald's", 'start_paragraph_id': 1, 'start_character': 8, 'end_paragraph_id': 1, 'end_character': 628, 'bleu_score': 0.846382789675849, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 16418591927948735822}, 'section': 'Section::::Abstract.'}]}]