Question: what is the most visited website in the us
[{'answer': 'Google', 'provenance': [{'wikipedia_id': '37716939', 'title': 'List of most popular websites', 'start_paragraph_id': 2, 'start_character': 58, 'end_paragraph_id': 2, 'end_character': 64, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}]