Question: what are the big orcs in lord of the rings
[{'answer': 'The Uruk - hai', 'provenance': [{'wikipedia_id': '165066', 'title': 'Uruk-hai', 'start_paragraph_id': 8, 'start_character': 13, 'end_paragraph_id': 8, 'end_character': 26, 'bleu_score': 1.0, 'section': 'Section::::Literature.\n'}]}, {'provenance': [{'wikipedia_id': '165066', 'title': 'Uruk-hai', 'start_paragraph_id': 6, 'start_character': 0, 'end_paragraph_id': 6, 'end_character': 395, 'bleu_score': 0.9348189981364851, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 2816524004192886400}, 'section': 'Section::::Literature.\n'}]}]