Question: who sings the song it's all right now
[{'answer': 'Free', 'provenance': [{'wikipedia_id': '2215075', 'title': 'All Right Now', 'start_paragraph_id': 1, 'start_character': 53, 'end_paragraph_id': 1, 'end_character': 57, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '2215075', 'title': 'All Right Now', 'start_paragraph_id': 1, 'start_character': 0, 'end_paragraph_id': 1, 'end_character': 395, 'bleu_score': 0.937535115907385, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 8810443113934679275}, 'section': 'Section::::Abstract.'}]}]