Question: where does the surname van wyk come from
[{'answer': 'the Dutch Van Wijk', 'provenance': [{'wikipedia_id': '36685891', 'title': 'Van Wyk', 'start_paragraph_id': 1, 'start_character': 52, 'end_paragraph_id': 1, 'end_character': 71, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '36685891', 'title': 'Van Wyk', 'start_paragraph_id': 1, 'start_character': 0, 'end_paragraph_id': 1, 'end_character': 113, 'bleu_score': 0.8970773746801091, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 5600303026381141600}, 'section': 'Section::::Abstract.'}]}]