Question: who sang rudolph the red nosed reindeer in the 1950's
[{'answer': 'Harry Brannon', 'provenance': [{'wikipedia_id': '32325932', 'title': 'Rudolph the Red-Nosed Reindeer (song)', 'start_paragraph_id': 9, 'start_character': 35, 'end_paragraph_id': 9, 'end_character': 48, 'bleu_score': 1.0, 'section': 'Section::::History.\n'}]}, {'answer': 'Gene Autry', 'provenance': [{'wikipedia_id': '32325932', 'title': 'Rudolph the Red-Nosed Reindeer (song)', 'start_paragraph_id': 1, 'start_character': 170, 'end_paragraph_id': 1, 'end_character': 180, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '32325932', 'title': 'Rudolph the Red-Nosed Reindeer (song)', 'start_paragraph_id': 9, 'start_character': 0, 'end_paragraph_id': 9, 'end_character': 704, 'bleu_score': 0.9661808264736941, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 9121560419482673032}, 'section': 'Section::::History.\n'}]}]