Question: how many episodes are there of the white princess
[{'answer': 'eight', 'provenance': [{'wikipedia_id': '50807741', 'title': 'The White Princess (miniseries)', 'start_paragraph_id': 2, 'start_character': 7, 'end_paragraph_id': 2, 'end_character': 12, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '50807741', 'title': 'The White Princess (miniseries)', 'start_paragraph_id': 2, 'start_character': 0, 'end_paragraph_id': 2, 'end_character': 307, 'bleu_score': 0.9632870032952191, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 1591354477829994710}, 'section': 'Section::::Abstract.'}]}]