Question: how many assists does xavi have in his career
[{'answer': 'more than 180'}, {'provenance': [{'wikipedia_id': '2108060', 'title': 'Xavi', 'start_paragraph_id': 2, 'start_character': 0, 'end_paragraph_id': 2, 'end_character': 583, 'bleu_score': 0.731790950664369, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 15774109201020790906}, 'section': 'Section::::Abstract.'}]}]