Question: who won the most medals in the sochi olympics
[{'answer': 'Russia', 'provenance': [{'wikipedia_id': '26481991', 'title': '2014 Winter Olympics medal table', 'start_paragraph_id': 1, 'start_character': 124, 'end_paragraph_id': 1, 'end_character': 130, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '26481991', 'title': '2014 Winter Olympics medal table', 'start_paragraph_id': 2, 'start_character': 0, 'end_paragraph_id': 2, 'end_character': 504, 'bleu_score': 0.9768747032089851, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 15798781531608820358}, 'section': 'Section::::Abstract.'}]}]