Question: who sang the original version of do you hear what i hear
[{'answer': 'Harry Simeone Chorale', 'provenance': [{'wikipedia_id': '3267410', 'title': 'Do You Hear What I Hear?', 'start_paragraph_id': 7, 'start_character': 136, 'end_paragraph_id': 7, 'end_character': 157, 'bleu_score': 1.0, 'section': 'Section::::Recordings and versions.:Original recordings.\n'}]}, {'provenance': [{'wikipedia_id': '3267410', 'title': 'Do You Hear What I Hear?', 'start_paragraph_id': 7, 'start_character': 0, 'end_paragraph_id': 7, 'end_character': 444, 'bleu_score': 0.974188104609039, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 9435932515764641474}, 'section': 'Section::::Recordings and versions.:Original recordings.\n'}]}]