In how many Pirates of the Caribbean movies did Johnny Depp portray Captain Jack Sparrow?
{'directed': True, 'multigraph': False, 'graph': {}, 'nodes': [{'type': 'INTERNAL', 'name_': 'Q15632617', 'id': 0, 'label': 'fictional human'}, {'type': 'INTERNAL', 'name_': 'Q30', 'id': 1, 'label': 'United States of America'}, {'type': 'INTERNAL', 'name_': 'Q6581097', 'id': 2, 'label': 'male'}, {'type': 'QUESTIONS_ENTITY', 'name_': 'Q37175', 'id': 3, 'label': 'Johnny Depp'}, {'type': 'INTERNAL', 'name_': 'Q6076321', 'id': 4, 'label': 'Pintel'}, {'type': 'ANSWER_CANDIDATE_ENTITY', 'name_': 'Q46717', 'id': 5, 'label': 'Pirates of the Caribbean: The Curse of the Black Pearl'}, {'type': 'INTERNAL', 'name_': 'Q63252717', 'id': 6, 'label': 'Pirates of the Caribbean: Tales of the Code: Wedlocked'}, {'type': 'QUESTIONS_ENTITY', 'name_': 'Q194318', 'id': 7, 'label': 'Pirates of the Caribbean'}, {'type': 'INTERNAL', 'name_': 'Q1317406', 'id': 8, 'label': 'Captain Teague'}, {'type': 'QUESTIONS_ENTITY', 'name_': 'Q202857', 'id': 9, 'label': 'Captain Jack Sparrow'}], 'links': [{'name_': 'P17', 'source': 1, 'target': 1, 'label': 'country'}, {'name_': 'P27', 'source': 3, 'target': 1, 'label': 'country of citizenship'}, {'name_': 'P21', 'source': 3, 'target': 2, 'label': 'sex or gender'}, {'name_': 'P31', 'source': 4, 'target': 0, 'label': 'instance of'}, {'name_': 'P21', 'source': 4, 'target': 2, 'label': 'sex or gender'}, {'name_': 'P1441', 'source': 4, 'target': 5, 'label': 'present in work'}, {'name_': 'P495', 'source': 6, 'target': 1, 'label': 'country of origin'}, {'name_': 'P156', 'source': 6, 'target': 5, 'label': 'followed by'}, {'name_': 'P179', 'source': 6, 'target': 7, 'label': 'part of the series'}, {'name_': 'P31', 'source': 8, 'target': 0, 'label': 'instance of'}, {'name_': 'P21', 'source': 8, 'target': 2, 'label': 'sex or gender'}, {'name_': 'P40', 'source': 8, 'target': 9, 'label': 'child'}]}