Question: when does legolas appear in lord of the rings
[{'answer': 'The Hobbit .', 'provenance': [{'wikipedia_id': '23140382', 'title': 'Legolas', 'start_paragraph_id': 5, 'start_character': 373, 'end_paragraph_id': 5, 'end_character': 385, 'bleu_score': 1.0, 'section': 'Section::::Literature.:History.\n'}]}, {'provenance': [{'wikipedia_id': '23140382', 'title': 'Legolas', 'start_paragraph_id': 4, 'start_character': 0, 'end_paragraph_id': 4, 'end_character': 196, 'bleu_score': 0.9402297675816911, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 13279821950690382809}, 'section': 'Section::::Literature.:History.\n'}]}]