Question: who transferred his capital from delhi to daulatabad
[{'answer': 'Muhammad Bin Tughlaq', 'provenance': [{'wikipedia_id': '1585726', 'title': 'Muhammad bin Tughluq', 'start_paragraph_id': 6, 'start_character': 0, 'end_paragraph_id': 6, 'end_character': 20, 'bleu_score': 1.0, 'section': 'Section::::Reign.\n'}]}, {'provenance': [{'wikipedia_id': '1585726', 'title': 'Muhammad bin Tughluq', 'start_paragraph_id': 6, 'start_character': 0, 'end_paragraph_id': 6, 'end_character': 641, 'bleu_score': 0.9815648442794911, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 7320999341579350867}, 'section': 'Section::::Reign.\n'}]}]