Question: who sings she's a woman by the beatles
[{'answer': 'Paul McCartney', 'provenance': [{'wikipedia_id': '2258874', 'title': "She's a Woman", 'start_paragraph_id': 1, 'start_character': 82, 'end_paragraph_id': 1, 'end_character': 96, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '2258874', 'title': "She's a Woman", 'start_paragraph_id': 4, 'start_character': 0, 'end_paragraph_id': 4, 'end_character': 429, 'bleu_score': 0.923676156168685, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 2842785094005475121}, 'section': 'Section::::Composition and recording.\n'}]}]