Question: who wrote the song i'm not your stepping stone
[{'answer': 'Tommy Boyce', 'provenance': [{'wikipedia_id': '10347210', 'title': "(I'm Not Your) Steppin' Stone", 'start_paragraph_id': 1, 'start_character': 58, 'end_paragraph_id': 1, 'end_character': 69, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'answer': 'Bobby Hart', 'provenance': [{'wikipedia_id': '10347210', 'title': "(I'm Not Your) Steppin' Stone", 'start_paragraph_id': 1, 'start_character': 74, 'end_paragraph_id': 1, 'end_character': 84, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}]