Question: who was responsible for removing prayer from schools
[{'answer': "Madalyn Murray O'Hair", 'provenance': [{'wikipedia_id': '321478', 'title': "Madalyn Murray O'Hair", 'start_paragraph_id': 0, 'start_character': 0, 'end_paragraph_id': 0, 'end_character': 21, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}]