Question: which mughal emperor shifted capital from agra to delhi
[{'answer': 'Shah Jahan', 'provenance': [{'wikipedia_id': '4953782', 'title': 'History of Delhi', 'start_paragraph_id': 3, 'start_character': 157, 'end_paragraph_id': 3, 'end_character': 167, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '4953782', 'title': 'History of Delhi', 'start_paragraph_id': 53, 'start_character': 0, 'end_paragraph_id': 53, 'end_character': 594, 'bleu_score': 0.622768621119809, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 6086054819942588408}, 'section': 'Section::::Early Modern period (16th-18th centuries CE).:Akbar to Aurangzeb (1556-1707).\n'}]}]