Question: where does the last name montenegro come from
[{'answer': 'Galician origin', 'provenance': [{'wikipedia_id': '39719217', 'title': 'Montenegro (surname)', 'start_paragraph_id': 1, 'start_character': 27, 'end_paragraph_id': 1, 'end_character': 42, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '39719217', 'title': 'Montenegro (surname)', 'start_paragraph_id': 1, 'start_character': 0, 'end_paragraph_id': 1, 'end_character': 96, 'bleu_score': 0.8781879837907131, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 322593871660088990}, 'section': 'Section::::Abstract.'}]}]