Question: where does the last name ewing come from
[{'answer': 'of Scottish origin', 'provenance': [{'wikipedia_id': '11041271', 'title': 'Ewing (surname)', 'start_paragraph_id': 1, 'start_character': 21, 'end_paragraph_id': 1, 'end_character': 39, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '11041271', 'title': 'Ewing (surname)', 'start_paragraph_id': 1, 'start_character': 0, 'end_paragraph_id': 1, 'end_character': 280, 'bleu_score': 0.953991849837532, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 11736641549327648364}, 'section': 'Section::::Abstract.'}]}]