Question: who sang i'll stand by you first
[{'answer': 'The Pretenders', 'provenance': [{'wikipedia_id': '4470696', 'title': "I'll Stand by You", 'start_paragraph_id': 1, 'start_character': 42, 'end_paragraph_id': 1, 'end_character': 56, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '4470696', 'title': "I'll Stand by You", 'start_paragraph_id': 1, 'start_character': 0, 'end_paragraph_id': 1, 'end_character': 219, 'bleu_score': 0.717886979480682, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 5768572843734579848}, 'section': 'Section::::Abstract.'}]}]