Question: who had the most medals at the 2016 summer olympics
[{'answer': 'United States', 'provenance': [{'wikipedia_id': '26481983', 'title': '2016 Summer Olympics medal table', 'start_paragraph_id': 3, 'start_character': 4, 'end_paragraph_id': 3, 'end_character': 17, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '26481983', 'title': '2016 Summer Olympics medal table', 'start_paragraph_id': 3, 'start_character': 0, 'end_paragraph_id': 3, 'end_character': 759, 'bleu_score': 0.819682876066636, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 16761120268403563010}, 'section': 'Section::::Abstract.'}]}]