Question: how many actresses have played phyllis on the young and the restless
[{'answer': 'Gina Tognoni', 'provenance': [{'wikipedia_id': '5739914', 'title': 'Phyllis Summers', 'start_paragraph_id': 1, 'start_character': 723, 'end_paragraph_id': 1, 'end_character': 735, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'answer': 'Sandra Nelson', 'provenance': [{'wikipedia_id': '5739914', 'title': 'Phyllis Summers', 'start_paragraph_id': 1, 'start_character': 345, 'end_paragraph_id': 1, 'end_character': 358, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'answer': 'Michelle Stafford', 'provenance': [{'wikipedia_id': '5739914', 'title': 'Phyllis Summers', 'start_paragraph_id': 1, 'start_character': 296, 'end_paragraph_id': 1, 'end_character': 313, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '5739914', 'title': 'Phyllis Summers', 'start_paragraph_id': 1, 'start_character': 0, 'end_paragraph_id': 1, 'end_character': 767, 'bleu_score': 0.937090565915883, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 14954016529888106349}, 'section': 'Section::::Abstract.'}]}]