Question: who sings if i could change the world
[{'answer': 'Eric Clapton', 'provenance': [{'wikipedia_id': '5671529', 'title': 'Change the World', 'start_paragraph_id': 1, 'start_character': 150, 'end_paragraph_id': 1, 'end_character': 162, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '5671529', 'title': 'Change the World', 'start_paragraph_id': 1, 'start_character': 0, 'end_paragraph_id': 1, 'end_character': 620, 'bleu_score': 0.7915961885931291, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 10912055370592058809}, 'section': 'Section::::Abstract.'}]}]