Question: the names of the witches in hocus pocus
[{'answer': 'Mary Sanderson', 'provenance': [{'wikipedia_id': '1962219', 'title': 'Hocus Pocus (1993 film)', 'start_paragraph_id': 11, 'start_character': 28, 'end_paragraph_id': 11, 'end_character': 42, 'bleu_score': 1.0, 'section': 'Section::::Cast.\n'}]}, {'answer': 'Sarah Sanderson', 'provenance': [{'wikipedia_id': '1962219', 'title': 'Hocus Pocus (1993 film)', 'start_paragraph_id': 12, 'start_character': 36, 'end_paragraph_id': 12, 'end_character': 51, 'bleu_score': 1.0, 'section': 'Section::::Cast.\n'}]}, {'answer': "Winifred `` Winnie '' Sanderson"}]