Question: who is the original singer of all by myself
[{'answer': 'Eric Carmen', 'provenance': [{'wikipedia_id': '2547606', 'title': 'All by Myself', 'start_paragraph_id': 1, 'start_character': 45, 'end_paragraph_id': 1, 'end_character': 56, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '2547606', 'title': 'All by Myself', 'start_paragraph_id': 1, 'start_character': 0, 'end_paragraph_id': 1, 'end_character': 388, 'bleu_score': 0.7694703386685751, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 7837372205579611281}, 'section': 'Section::::Abstract.'}]}]