Question: who were the beatles before they were the beatles
[{'answer': 'the Blackjacks', 'provenance': [{'wikipedia_id': '29812', 'title': 'The Beatles', 'start_paragraph_id': 7, 'start_character': 165, 'end_paragraph_id': 7, 'end_character': 179, 'bleu_score': 1.0, 'section': 'Section::::History.:1957–1962: Formation, Hamburg, and UK popularity.\n'}]}, {'answer': 'the Quarrymen', 'provenance': [{'wikipedia_id': '29812', 'title': 'The Beatles', 'start_paragraph_id': 7, 'start_character': 211, 'end_paragraph_id': 7, 'end_character': 224, 'bleu_score': 1.0, 'section': 'Section::::History.:1957–1962: Formation, Hamburg, and UK popularity.\n'}]}, {'answer': 'Johnny and the Moondogs', 'provenance': [{'wikipedia_id': '29812', 'title': 'The Beatles', 'start_paragraph_id': 8, 'start_character': 189, 'end_paragraph_id': 8, 'end_character': 212, 'bleu_score': 1.0, 'section': 'Section::::History.:1957–1962: Formation, Hamburg, and UK popularity.\n'}]}, {'answer': 'Beatals', 'provenance': [{'wikipedia_id': '29812', 'title': 'The Beatles', 'start_paragraph_id': 8, 'start_character': 487, 'end_paragraph_id': 8, 'end_character': 494, 'bleu_score': 1.0, 'section': 'Section::::History.:1957–1962: Formation, Hamburg, and UK popularity.\n'}]}, {'answer': 'the Silver Beetles', 'provenance': [{'wikipedia_id': '29812', 'title': 'The Beatles', 'start_paragraph_id': 8, 'start_character': 591, 'end_paragraph_id': 8, 'end_character': 609, 'bleu_score': 1.0, 'section': 'Section::::History.:1957–1962: Formation, Hamburg, and UK popularity.\n'}]}, {'answer': 'the Silver Beatles', 'provenance': [{'wikipedia_id': '29812', 'title': 'The Beatles', 'start_paragraph_id': 8, 'start_character': 780, 'end_paragraph_id': 8, 'end_character': 798, 'bleu_score': 1.0, 'section': 'Section::::History.:1957–1962: Formation, Hamburg, and UK popularity.\n'}]}]