Question: who was the first one to migrate to madinah
[{'answer': 'Islamic prophet Muhammad', 'provenance': [{'wikipedia_id': '514023', 'title': 'Hegira', 'start_paragraph_id': 1, 'start_character': 93, 'end_paragraph_id': 1, 'end_character': 117, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '514023', 'title': 'Hegira', 'start_paragraph_id': 1, 'start_character': 0, 'end_paragraph_id': 1, 'end_character': 540, 'bleu_score': 0.835968830241358, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 10596929957391513345}, 'section': 'Section::::Abstract.'}]}]