Question: who is the singer of taare zameen par
[{'answer': 'Shankar', 'provenance': [{'wikipedia_id': '8843403', 'title': 'Taare Zameen Par', 'start_paragraph_id': 1, 'start_character': 623, 'end_paragraph_id': 1, 'end_character': 630, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '8843403', 'title': 'Taare Zameen Par', 'start_paragraph_id': 43, 'start_character': 0, 'end_paragraph_id': 43, 'end_character': 1068, 'bleu_score': 0.9892179350238061, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 1246495373417469369}, 'section': 'Section::::Production.:Musical sequences.\n'}]}]