Question: where did the hottentots and khoi come from
[{'answer': 'southwestern Africa', 'provenance': [{'wikipedia_id': '314821', 'title': 'Khoikhoi', 'start_paragraph_id': 1, 'start_character': 195, 'end_paragraph_id': 1, 'end_character': 214, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '314821', 'title': 'Khoikhoi', 'start_paragraph_id': 1, 'start_character': 0, 'end_paragraph_id': 1, 'end_character': 296, 'bleu_score': 0.5010812301103811, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 1738926466543106450}, 'section': 'Section::::Abstract.'}]}]