Who was the first black governor?
{'directed': True, 'multigraph': False, 'graph': {}, 'nodes': [{'type': 'INTERNAL', 'name_': 'Q30', 'id': 0, 'label': 'United States of America'}, {'type': 'INTERNAL', 'name_': 'Q7976', 'id': 1, 'label': 'American English'}, {'type': 'INTERNAL', 'name_': 'Q49085', 'id': 2, 'label': 'African Americans'}, {'type': 'QUESTIONS_ENTITY', 'name_': 'Q817393', 'id': 3, 'label': 'Black people'}, {'type': 'INTERNAL', 'name_': 'Q3110579', 'id': 4, 'label': 'Reginald Hudlin'}, {'type': 'QUESTIONS_ENTITY', 'name_': 'Q889821', 'id': 5, 'label': 'governor'}, {'type': 'INTERNAL', 'name_': 'Q751117', 'id': 6, 'label': 'Black Lightning'}, {'type': 'INTERNAL', 'name_': 'Q19030523', 'id': 7, 'label': 'Masterpieces of Negro Eloquence'}, {'type': 'ANSWER_CANDIDATE_ENTITY', 'name_': 'Q887930', 'id': 8, 'label': 'P. B. S. Pinchback'}], 'links': [{'name_': 'P17', 'source': 0, 'target': 0, 'label': 'country'}, {'name_': 'P172', 'source': 0, 'target': 2, 'label': 'ethnic or cultural origin'}, {'name_': 'P27', 'source': 4, 'target': 0, 'label': 'country of citizenship'}, {'name_': 'P172', 'source': 4, 'target': 2, 'label': 'ethnic or cultural origin'}, {'name_': 'P172', 'source': 4, 'target': 3, 'label': 'ethnic or cultural origin'}, {'name_': 'P17', 'source': 5, 'target': 0, 'label': 'country'}, {'name_': 'P27', 'source': 6, 'target': 0, 'label': 'country of citizenship'}, {'name_': 'P1412', 'source': 6, 'target': 1, 'label': 'languages spoken, written or signed'}, {'name_': 'P172', 'source': 6, 'target': 3, 'label': 'ethnic or cultural origin'}, {'name_': 'P407', 'source': 7, 'target': 1, 'label': 'language of work or name'}, {'name_': 'P921', 'source': 7, 'target': 2, 'label': 'main subject'}, {'name_': 'P767', 'source': 7, 'target': 8, 'label': 'contributor to the creative work or subject'}]}