Question: who sings the song pretty fly for a white guy
[{'answer': 'The Offspring', 'provenance': [{'wikipedia_id': '2051328', 'title': 'Pretty Fly (For a White Guy)', 'start_paragraph_id': 1, 'start_character': 63, 'end_paragraph_id': 1, 'end_character': 76, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '2051328', 'title': 'Pretty Fly (For a White Guy)', 'start_paragraph_id': 1, 'start_character': 0, 'end_paragraph_id': 1, 'end_character': 770, 'bleu_score': 0.9853469949554711, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 12946079754783724198}, 'section': 'Section::::Abstract.'}]}]