Question: where does the last name dukes come from
[{'answer': 'Latin', 'provenance': [{'wikipedia_id': '7125171', 'title': 'Duke (surname)', 'start_paragraph_id': 3, 'start_character': 220, 'end_paragraph_id': 3, 'end_character': 225, 'bleu_score': 1.0, 'section': 'Section::::Etymology.\n'}]}, {'provenance': [{'wikipedia_id': '7125171', 'title': 'Duke (surname)', 'start_paragraph_id': 3, 'start_character': 0, 'end_paragraph_id': 3, 'end_character': 581, 'bleu_score': 0.9796927878356411, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 7588108353532401749}, 'section': 'Section::::Etymology.\n'}]}]