Question: who played aragon in the lord of the rings movies
[{'answer': 'Mortensen', 'provenance': [{'wikipedia_id': '163892', 'title': 'Viggo Mortensen', 'start_paragraph_id': 0, 'start_character': 6, 'end_paragraph_id': 0, 'end_character': 15, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '163892', 'title': 'Viggo Mortensen', 'start_paragraph_id': 3, 'start_character': 0, 'end_paragraph_id': 3, 'end_character': 721, 'bleu_score': 0.80989362513839, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 8998393063961682371}, 'section': 'Section::::Abstract.'}]}]