Question: who sang wake me up before you go-go
[{'answer': 'Wham !', 'provenance': [{'wikipedia_id': '3091266', 'title': 'Wake Me Up Before You Go-Go', 'start_paragraph_id': 4, 'start_character': 66, 'end_paragraph_id': 4, 'end_character': 72, 'bleu_score': 1.0, 'section': 'Section::::History.\n'}]}, {'provenance': [{'wikipedia_id': '3091266', 'title': 'Wake Me Up Before You Go-Go', 'start_paragraph_id': 1, 'start_character': 0, 'end_paragraph_id': 1, 'end_character': 322, 'bleu_score': 0.968982777549629, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 4752657418595300975}, 'section': 'Section::::Abstract.'}]}]