Question: when did how deep is your love come out
[{'answer': '1977', 'provenance': [{'wikipedia_id': '5494157', 'title': 'How Deep Is Your Love (Bee Gees song)', 'start_paragraph_id': 1, 'start_character': 80, 'end_paragraph_id': 1, 'end_character': 84, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '5494157', 'title': 'How Deep Is Your Love (Bee Gees song)', 'start_paragraph_id': 1, 'start_character': 0, 'end_paragraph_id': 1, 'end_character': 923, 'bleu_score': 0.954504191034184, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 59163037175947381}, 'section': 'Section::::Abstract.'}]}]