Question: who is the singer of tere sang yaara
[{'answer': 'Atif Aslam', 'provenance': [{'wikipedia_id': '54404150', 'title': 'Tere Sang Yaara', 'start_paragraph_id': 1, 'start_character': 111, 'end_paragraph_id': 1, 'end_character': 121, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '54404150', 'title': 'Tere Sang Yaara', 'start_paragraph_id': 1, 'start_character': 0, 'end_paragraph_id': 1, 'end_character': 187, 'bleu_score': 0.9402297675816911, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 9956570729043763578}, 'section': 'Section::::Abstract.'}]}]