Question: who sang one step forward two steps back
[{'answer': 'The Desert Rose Band', 'provenance': [{'wikipedia_id': '29286862', 'title': 'One Step Forward', 'start_paragraph_id': 1, 'start_character': 115, 'end_paragraph_id': 1, 'end_character': 135, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '29286862', 'title': 'One Step Forward', 'start_paragraph_id': 1, 'start_character': 0, 'end_paragraph_id': 1, 'end_character': 441, 'bleu_score': 0.8572059029226191, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 16221805195651117635}, 'section': 'Section::::Abstract.'}]}]