Question: who sings i've done everything for you
[{'answer': 'American rock musician Sammy Hagar', 'provenance': [{'wikipedia_id': '23621504', 'title': "I've Done Everything for You", 'start_paragraph_id': 1, 'start_character': 66, 'end_paragraph_id': 1, 'end_character': 100, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'answer': 'Australian singer Rick Springfield', 'provenance': [{'wikipedia_id': '23621504', 'title': "I've Done Everything for You", 'start_paragraph_id': 1, 'start_character': 116, 'end_paragraph_id': 1, 'end_character': 150, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '23621504', 'title': "I've Done Everything for You", 'start_paragraph_id': 1, 'start_character': 0, 'end_paragraph_id': 1, 'end_character': 214, 'bleu_score': 0.9493253852526031, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 2343785516508352134}, 'section': 'Section::::Abstract.'}]}]