Question: when did the song grandma got run over
[{'answer': 'in 1979', 'provenance': [{'wikipedia_id': '2736021', 'title': 'Grandma Got Run Over by a Reindeer', 'start_paragraph_id': 2, 'start_character': 122, 'end_paragraph_id': 2, 'end_character': 129, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '2736021', 'title': 'Grandma Got Run Over by a Reindeer', 'start_paragraph_id': 2, 'start_character': 0, 'end_paragraph_id': 2, 'end_character': 129, 'bleu_score': 0.6051139363357341, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 6891896861658453291}, 'section': 'Section::::Abstract.'}]}]