Question: who sings peep and the big wide world theme song
[{'answer': 'Taj Mahal', 'provenance': [{'wikipedia_id': '1168487', 'title': 'Peep and the Big Wide World', 'start_paragraph_id': 31, 'start_character': 139, 'end_paragraph_id': 31, 'end_character': 148, 'bleu_score': 1.0, 'section': 'Section::::Music composition.\n'}]}, {'provenance': [{'wikipedia_id': '1168487', 'title': 'Peep and the Big Wide World', 'start_paragraph_id': 31, 'start_character': 0, 'end_paragraph_id': 31, 'end_character': 148, 'bleu_score': 0.9243880458347601, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 8709614208597428849}, 'section': 'Section::::Music composition.\n'}]}]