Question: who is the song i need a doctor about
[{'answer': 'needed and inspired each other', 'provenance': [{'wikipedia_id': '29745279', 'title': 'I Need a Doctor', 'start_paragraph_id': 2, 'start_character': 270, 'end_paragraph_id': 2, 'end_character': 300, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'answer': "Dr. Dre and Eminem 's close friendship"}, {'provenance': [{'wikipedia_id': '29745279', 'title': 'I Need a Doctor', 'start_paragraph_id': 2, 'start_character': 0, 'end_paragraph_id': 2, 'end_character': 312, 'bleu_score': 0.9632870032952191, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 4713801052559692589}, 'section': 'Section::::Abstract.'}]}]