Question: where did the kings of leon get their name
[{'answer': 'their grandfather Leon', 'provenance': [{'wikipedia_id': '842182', 'title': 'Kings of Leon', 'start_paragraph_id': 6, 'start_character': 655, 'end_paragraph_id': 6, 'end_character': 677, 'bleu_score': 1.0, 'section': 'Section::::History.:Early years: before 2002.\n'}]}, {'provenance': [{'wikipedia_id': '842182', 'title': 'Kings of Leon', 'start_paragraph_id': 6, 'start_character': 0, 'end_paragraph_id': 6, 'end_character': 703, 'bleu_score': 0.9353951678126851, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 8436921996093101799}, 'section': 'Section::::History.:Early years: before 2002.\n'}]}]