How many Quentin Tarantino movies have won the Palme d'Or at the Cannes Film Festival?
{'directed': True, 'multigraph': False, 'graph': {}, 'nodes': [{'type': 'INTERNAL', 'name_': 'Q142', 'id': 0, 'label': 'France'}, {'type': 'QUESTIONS_ENTITY', 'name_': 'Q179808', 'id': 1, 'label': "Palme d'Or"}, {'type': 'ANSWER_CANDIDATE_ENTITY', 'name_': 'Q39984', 'id': 2, 'label': 'Cannes'}, {'type': 'QUESTIONS_ENTITY', 'name_': 'Q42369', 'id': 3, 'label': 'Cannes Film Festival'}, {'type': 'INTERNAL', 'name_': 'Q127856', 'id': 4, 'label': 'Beverly Hills'}, {'type': 'QUESTIONS_ENTITY', 'name_': 'Q3772', 'id': 5, 'label': 'Quentin Tarantino'}, {'type': 'INTERNAL', 'name_': 'Q47300912', 'id': 6, 'label': 'Once Upon a Time in Hollywood'}, {'type': 'INTERNAL', 'name_': 'Q3589361', 'id': 7, 'label': 'Words in Progress'}], 'links': [{'name_': 'P17', 'source': 1, 'target': 0, 'label': 'country'}, {'name_': 'P276', 'source': 1, 'target': 2, 'label': 'location'}, {'name_': 'P17', 'source': 2, 'target': 0, 'label': 'country'}, {'name_': 'P190', 'source': 2, 'target': 4, 'label': 'twinned administrative body'}, {'name_': 'P17', 'source': 3, 'target': 0, 'label': 'country'}, {'name_': 'P276', 'source': 3, 'target': 2, 'label': 'location'}, {'name_': 'P190', 'source': 4, 'target': 2, 'label': 'twinned administrative body'}, {'name_': 'P915', 'source': 6, 'target': 4, 'label': 'filming location'}, {'name_': 'P57', 'source': 6, 'target': 5, 'label': 'director'}, {'name_': 'P495', 'source': 7, 'target': 0, 'label': 'country of origin'}, {'name_': 'P161', 'source': 7, 'target': 5, 'label': 'cast member'}]}