Question: what is the name of the first president of america
[{'answer': 'George Washington', 'provenance': [{'wikipedia_id': '19908980', 'title': 'List of Presidents of the United States', 'start_paragraph_id': 2, 'start_character': 86, 'end_paragraph_id': 2, 'end_character': 103, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}]