Question: who wrote the 12 steps and 12 traditions
[{'answer': 'Bill W.', 'provenance': [{'wikipedia_id': '40431484', 'title': 'Twelve Steps and Twelve Traditions', 'start_paragraph_id': 1, 'start_character': 312, 'end_paragraph_id': 1, 'end_character': 319, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '40431484', 'title': 'Twelve Steps and Twelve Traditions', 'start_paragraph_id': 1, 'start_character': 0, 'end_paragraph_id': 1, 'end_character': 404, 'bleu_score': 0.9168060593278891, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 970232581356828831}, 'section': 'Section::::Abstract.'}]}]