Question: who wrote one day at a time theme song
[{'answer': 'Brill Building songwriter Jeff Barry', 'provenance': [{'wikipedia_id': '801671', 'title': 'One Day at a Time', 'start_paragraph_id': 12, 'start_character': 70, 'end_paragraph_id': 12, 'end_character': 106, 'bleu_score': 1.0, 'section': 'Section::::Production.:Theme song and opening credits.\n'}]}, {'answer': 'his wife Nancy Barry', 'provenance': [{'wikipedia_id': '801671', 'title': 'One Day at a Time', 'start_paragraph_id': 12, 'start_character': 111, 'end_paragraph_id': 12, 'end_character': 131, 'bleu_score': 1.0, 'section': 'Section::::Production.:Theme song and opening credits.\n'}]}, {'provenance': [{'wikipedia_id': '801671', 'title': 'One Day at a Time', 'start_paragraph_id': 12, 'start_character': 0, 'end_paragraph_id': 12, 'end_character': 425, 'bleu_score': 0.9716239638199891, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 4530744288658625125}, 'section': 'Section::::Production.:Theme song and opening credits.\n'}]}]