Question: who is long john silver in black sails
[{'answer': 'Luke Arnold', 'provenance': [{'wikipedia_id': '184689', 'title': 'Long John Silver', 'start_paragraph_id': 65, 'start_character': 12, 'end_paragraph_id': 65, 'end_character': 23, 'bleu_score': 1.0, 'section': 'Section::::Adaptations and related works.:Television.\n'}]}]