In how many movies has Laurence Fishburne played the character Morpheus?
{'directed': True, 'multigraph': False, 'graph': {}, 'nodes': [{'type': 'INTERNAL', 'name_': 'Q30', 'id': 0, 'label': 'United States of America'}, {'type': 'INTERNAL', 'name_': 'Q59756366', 'id': 1, 'label': 'Hades'}, {'type': 'ANSWER_CANDIDATE_ENTITY', 'name_': 'Q131203', 'id': 2, 'label': 'Nyx'}, {'type': 'INTERNAL', 'name_': 'Q192259', 'id': 3, 'label': 'CSI: NY'}, {'type': 'QUESTIONS_ENTITY', 'name_': 'Q193048', 'id': 4, 'label': 'Laurence Fishburne'}, {'type': 'QUESTIONS_ENTITY', 'name_': 'Q194012', 'id': 5, 'label': 'Morpheus'}], 'links': [{'name_': 'P17', 'source': 0, 'target': 0, 'label': 'country'}, {'name_': 'P495', 'source': 1, 'target': 0, 'label': 'country of origin'}, {'name_': 'P674', 'source': 1, 'target': 2, 'label': 'characters'}, {'name_': 'P495', 'source': 3, 'target': 0, 'label': 'country of origin'}, {'name_': 'P161', 'source': 3, 'target': 4, 'label': 'cast member'}, {'name_': 'P25', 'source': 5, 'target': 2, 'label': 'mother'}]}