Question: he was roman emperor from 306-337 ce becoming the first emperor to convert to christianity
[{'answer': 'Constantine', 'provenance': [{'wikipedia_id': '7236', 'title': 'Constantine the Great', 'start_paragraph_id': 0, 'start_character': 0, 'end_paragraph_id': 0, 'end_character': 11, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '7236', 'title': 'Constantine the Great', 'start_paragraph_id': 2, 'start_character': 0, 'end_paragraph_id': 2, 'end_character': 732, 'bleu_score': 0.5099341937427431, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 9338712849689434333}, 'section': 'Section::::Abstract.'}]}]