Question: where does the last name curtis come from
[{'answer': 'Anglo - Norman', 'provenance': [{'wikipedia_id': '47747444', 'title': 'Curtis', 'start_paragraph_id': 1, 'start_character': 64, 'end_paragraph_id': 1, 'end_character': 83, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}]