Question: who played elrond in the lord of the rings
[{'answer': 'Hugo Wallace Weaving', 'provenance': [{'wikipedia_id': '170977', 'title': 'Hugo Weaving', 'start_paragraph_id': 1, 'start_character': 0, 'end_paragraph_id': 1, 'end_character': 20, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '170977', 'title': 'Hugo Weaving', 'start_paragraph_id': 2, 'start_character': 0, 'end_paragraph_id': 2, 'end_character': 676, 'bleu_score': 0.552008366879851, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 818113506913428672}, 'section': 'Section::::Abstract.'}]}]