Question: when was the first legend of zelda released
[{'answer': '1986', 'provenance': [{'wikipedia_id': '30035', 'title': 'The Legend of Zelda', 'start_paragraph_id': 2, 'start_character': 53, 'end_paragraph_id': 2, 'end_character': 57, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '30035', 'title': 'The Legend of Zelda', 'start_paragraph_id': 2, 'start_character': 0, 'end_paragraph_id': 2, 'end_character': 478, 'bleu_score': 0.8556392950229861, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 5693805887882396352}, 'section': 'Section::::Abstract.'}]}]