Question: what are the names of the witches in hocus pocus
[{'answer': 'Winifred', 'provenance': [{'wikipedia_id': '1962219', 'title': 'Hocus Pocus (1993 film)', 'start_paragraph_id': 4, 'start_character': 169, 'end_paragraph_id': 4, 'end_character': 177, 'bleu_score': 1.0, 'section': 'Section::::Plot.\n'}]}, {'answer': 'Sarah', 'provenance': [{'wikipedia_id': '1962219', 'title': 'Hocus Pocus (1993 film)', 'start_paragraph_id': 1, 'start_character': 125, 'end_paragraph_id': 1, 'end_character': 130, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'answer': 'Mary', 'provenance': [{'wikipedia_id': '1962219', 'title': 'Hocus Pocus (1993 film)', 'start_paragraph_id': 4, 'start_character': 189, 'end_paragraph_id': 4, 'end_character': 193, 'bleu_score': 1.0, 'section': 'Section::::Plot.\n'}]}, {'provenance': [{'wikipedia_id': '1962219', 'title': 'Hocus Pocus (1993 film)', 'start_paragraph_id': 4, 'start_character': 0, 'end_paragraph_id': 4, 'end_character': 708, 'bleu_score': 0.983537688954433, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 15601106477250346504}, 'section': 'Section::::Plot.\n'}]}]