Question: when did the song happy birthday come out
[{'answer': 'in 1912', 'provenance': [{'wikipedia_id': '87328', 'title': 'Happy Birthday to You', 'start_paragraph_id': 3, 'start_character': 367, 'end_paragraph_id': 3, 'end_character': 374, 'bleu_score': 1.0, 'section': 'Section::::History.\n'}]}, {'provenance': [{'wikipedia_id': '87328', 'title': 'Happy Birthday to You', 'start_paragraph_id': 3, 'start_character': 0, 'end_paragraph_id': 3, 'end_character': 409, 'bleu_score': 0.970795021215021, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 17562067672602696496}, 'section': 'Section::::History.\n'}]}]