How many Academy Awards has Clint Eastwood won for directing?
{'directed': True, 'multigraph': False, 'graph': {}, 'nodes': [{'type': 'INTERNAL', 'name_': 'Q6173448', 'id': 0, 'label': 'Wikipedia:Vital articles/Level/4'}, {'type': 'INTERNAL', 'name_': 'Q753110', 'id': 1, 'label': 'songwriter'}, {'type': 'INTERNAL', 'name_': 'Q112243', 'id': 2, 'label': 'Academy Award for Best Original Song'}, {'type': 'INTERNAL', 'name_': 'Q102427', 'id': 3, 'label': 'Academy Award for Best Picture'}, {'type': 'INTERNAL', 'name_': 'Q20970432', 'id': 4, 'label': '4:3'}, {'type': 'QUESTIONS_ENTITY', 'name_': 'Q19020', 'id': 5, 'label': 'Academy Awards'}, {'type': 'QUESTIONS_ENTITY', 'name_': 'Q43203', 'id': 6, 'label': 'Clint Eastwood'}, {'type': 'INTERNAL', 'name_': 'Q50714', 'id': 7, 'label': 'Stagecoach'}, {'type': 'INTERNAL', 'name_': 'Q26185', 'id': 8, 'label': 'Quaternary'}, {'type': 'ANSWER_CANDIDATE_ENTITY', 'name_': 'Q202', 'id': 9, 'label': '4'}, {'type': 'INTERNAL', 'name_': 'Q19666069', 'id': 10, 'label': 'Lara George'}], 'links': [{'name_': 'P8115', 'source': 2, 'target': 1, 'label': 'eligible recipient'}, {'name_': 'P31', 'source': 2, 'target': 5, 'label': 'instance of'}, {'name_': 'P31', 'source': 3, 'target': 5, 'label': 'instance of'}, {'name_': 'P4934', 'source': 4, 'target': 9, 'label': 'calculated from'}, {'name_': 'P5008', 'source': 6, 'target': 0, 'label': 'on focus list of Wikimedia project'}, {'name_': 'P106', 'source': 6, 'target': 1, 'label': 'occupation'}, {'name_': 'P166', 'source': 6, 'target': 3, 'label': 'award received'}, {'name_': 'P1411', 'source': 7, 'target': 3, 'label': 'nominated for'}, {'name_': 'P2061', 'source': 7, 'target': 4, 'label': 'aspect ratio (W:H)'}, {'name_': 'P5008', 'source': 8, 'target': 0, 'label': 'on focus list of Wikimedia project'}, {'name_': 'P138', 'source': 8, 'target': 9, 'label': 'named after'}, {'name_': 'P106', 'source': 10, 'target': 1, 'label': 'occupation'}, {'name_': 'P1038', 'source': 10, 'target': 9, 'label': 'relative'}]}