Question: how many twitter followers does selena gomez have
[{'answer': '57', 'provenance': [{'wikipedia_id': '52247588', 'title': 'List of most-followed Twitter accounts', 'start_paragraph_id': 15, 'start_character': 174, 'end_paragraph_id': 15, 'end_character': 176, 'bleu_score': 1.0, 'section': 'Section::::Notes.\n'}]}]