How many Grammy Awards did Childish Gambino win in 2019?
{'directed': True, 'multigraph': False, 'graph': {}, 'nodes': [{'type': 'INTERNAL', 'name_': 'Q30', 'id': 0, 'label': 'United States of America'}, {'type': 'QUESTIONS_ENTITY', 'name_': 'Q41254', 'id': 1, 'label': 'Grammy Awards'}, {'type': 'INTERNAL', 'name_': 'Q23673', 'id': 2, 'label': 'Once Upon a Time'}, {'type': 'ANSWER_CANDIDATE_ENTITY', 'name_': 'Q726142', 'id': 3, 'label': 'Giancarlo Esposito'}, {'type': 'INTERNAL', 'name_': 'Q189080', 'id': 4, 'label': 'Lou Reed'}, {'type': 'INTERNAL', 'name_': 'Q728553', 'id': 5, 'label': 'Community'}, {'type': 'QUESTIONS_ENTITY', 'name_': 'Q1239933', 'id': 6, 'label': 'Donald Glover'}, {'type': 'INTERNAL', 'name_': 'Q2478977', 'id': 7, 'label': 'Blue in the Face'}], 'links': [{'name_': 'P17', 'source': 0, 'target': 0, 'label': 'country'}, {'name_': 'P495', 'source': 2, 'target': 0, 'label': 'country of origin'}, {'name_': 'P161', 'source': 2, 'target': 3, 'label': 'cast member'}, {'name_': 'P27', 'source': 4, 'target': 0, 'label': 'country of citizenship'}, {'name_': 'P166', 'source': 4, 'target': 1, 'label': 'award received'}, {'name_': 'P495', 'source': 5, 'target': 0, 'label': 'country of origin'}, {'name_': 'P161', 'source': 5, 'target': 6, 'label': 'cast member'}, {'name_': 'P495', 'source': 7, 'target': 0, 'label': 'country of origin'}, {'name_': 'P161', 'source': 7, 'target': 3, 'label': 'cast member'}, {'name_': 'P161', 'source': 7, 'target': 4, 'label': 'cast member'}]}