Question: who is the singer of 4 non blondes
[{'answer': 'Linda Perry', 'provenance': [{'wikipedia_id': '6746576', 'title': 'Linda Perry', 'start_paragraph_id': 0, 'start_character': 0, 'end_paragraph_id': 0, 'end_character': 11, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '6746576', 'title': 'Linda Perry', 'start_paragraph_id': 1, 'start_character': 0, 'end_paragraph_id': 1, 'end_character': 608, 'bleu_score': 0.8793915544644311, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 17744855929233320278}, 'section': 'Section::::Abstract.'}]}]