Question: how long does the ferry take from staten island to manhattan
[{'answer': '25', 'provenance': [{'wikipedia_id': '301247', 'title': 'Staten Island Ferry', 'start_paragraph_id': 1, 'start_character': 282, 'end_paragraph_id': 1, 'end_character': 284, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}]