Question: who came up with the phrase a hard days' night
[{'answer': 'Ringo Starr', 'provenance': [{'wikipedia_id': '1067891', 'title': "A Hard Day's Night (song)", 'start_paragraph_id': 4, 'start_character': 51, 'end_paragraph_id': 4, 'end_character': 62, 'bleu_score': 1.0, 'section': 'Section::::Title.\n'}]}, {'provenance': [{'wikipedia_id': '1067891', 'title': "A Hard Day's Night (song)", 'start_paragraph_id': 4, 'start_character': 0, 'end_paragraph_id': 4, 'end_character': 426, 'bleu_score': 0.9776501033621461, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 17399522852180046079}, 'section': 'Section::::Title.\n'}]}]