Question: who sang let's put it all together
[{'answer': 'American R&B group The Stylistics', 'provenance': [{'wikipedia_id': '33248572', 'title': "Let's Put It All Together", 'start_paragraph_id': 1, 'start_character': 65, 'end_paragraph_id': 1, 'end_character': 98, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '33248572', 'title': "Let's Put It All Together", 'start_paragraph_id': 1, 'start_character': 0, 'end_paragraph_id': 1, 'end_character': 301, 'bleu_score': 0.9632870032952191, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 908110948566015025}, 'section': 'Section::::Abstract.'}]}]