Question: who has been in all seasons of american horror story
[{'answer': 'Evan Peters and Sarah Paulson', 'provenance': [{'wikipedia_id': '31227103', 'title': 'American Horror Story', 'start_paragraph_id': 37, 'start_character': 211, 'end_paragraph_id': 37, 'end_character': 240, 'bleu_score': 1.0, 'section': 'Section::::Production.:Casting.\n'}]}, {'provenance': [{'wikipedia_id': '31227103', 'title': 'American Horror Story', 'start_paragraph_id': 1, 'start_character': 0, 'end_paragraph_id': 1, 'end_character': 414, 'bleu_score': 0.7023726013616961, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 2534637420303933212}, 'section': 'Section::::Abstract.'}]}]