Question: who is aragorn in the lord of the rings
[{'answer': 'Viggo Mortensen', 'provenance': [{'wikipedia_id': '23139489', 'title': 'Aragorn', 'start_paragraph_id': 65, 'start_character': 122, 'end_paragraph_id': 65, 'end_character': 137, 'bleu_score': 1.0, 'section': 'Section::::Adaptations.:Film.\n'}]}]