Question: who was the first emperor of mughal empire
[{'answer': 'Babur', 'provenance': [{'wikipedia_id': '432324', 'title': 'Mughal emperors', 'start_paragraph_id': 2, 'start_character': 188, 'end_paragraph_id': 2, 'end_character': 193, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '432324', 'title': 'Mughal emperors', 'start_paragraph_id': 2, 'start_character': 17, 'end_paragraph_id': 2, 'end_character': 402, 'bleu_score': 0.806258554425432, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 5088005488263473972}, 'section': 'Section::::Abstract.'}]}]