Question: who wrote the song not afraid by eminem
[{'answer': 'Eminem', 'provenance': [{'wikipedia_id': '27126665', 'title': 'Not Afraid', 'start_paragraph_id': 1, 'start_character': 42, 'end_paragraph_id': 1, 'end_character': 48, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'answer': 'Boi - 1da'}, {'answer': 'Jordan Evans', 'provenance': [{'wikipedia_id': '27126665', 'title': 'Not Afraid', 'start_paragraph_id': 1, 'start_character': 497, 'end_paragraph_id': 1, 'end_character': 509, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'answer': 'Matthew Burnett', 'provenance': [{'wikipedia_id': '27126665', 'title': 'Not Afraid', 'start_paragraph_id': 1, 'start_character': 514, 'end_paragraph_id': 1, 'end_character': 529, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'answer': 'Luis Resto', 'provenance': [{'wikipedia_id': '27126665', 'title': 'Not Afraid', 'start_paragraph_id': 1, 'start_character': 543, 'end_paragraph_id': 1, 'end_character': 553, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '27126665', 'title': 'Not Afraid', 'start_paragraph_id': 1, 'start_character': 0, 'end_paragraph_id': 1, 'end_character': 984, 'bleu_score': 0.9666950091602231, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 144733907541405355}, 'section': 'Section::::Abstract.'}]}]