Question: who sings a crazy little thing called love
[{'answer': 'the British rock band Queen', 'provenance': [{'wikipedia_id': '292950', 'title': 'Crazy Little Thing Called Love', 'start_paragraph_id': 1, 'start_character': 46, 'end_paragraph_id': 1, 'end_character': 73, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '292950', 'title': 'Crazy Little Thing Called Love', 'start_paragraph_id': 1, 'start_character': 0, 'end_paragraph_id': 1, 'end_character': 492, 'bleu_score': 0.950027409461844, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 1292848315109420744}, 'section': 'Section::::Abstract.'}]}]