Who played park owner John Hammond in Jurassic Park?
{'directed': True, 'multigraph': False, 'graph': {}, 'nodes': [{'type': 'INTERNAL', 'name_': 'Q6581097', 'id': 0, 'label': 'male'}, {'type': 'INTERNAL', 'name_': 'Q1860', 'id': 1, 'label': 'English'}, {'type': 'ANSWER_CANDIDATE_ENTITY', 'name_': 'Q51506', 'id': 2, 'label': 'Richard Attenborough'}, {'type': 'INTERNAL', 'name_': 'Q549141', 'id': 3, 'label': 'John Hammond'}, {'type': 'QUESTIONS_ENTITY', 'name_': 'Q324322', 'id': 4, 'label': 'John Hammond'}, {'type': 'INTERNAL', 'name_': 'Q756866', 'id': 5, 'label': 'Jurassic Park'}, {'type': 'QUESTIONS_ENTITY', 'name_': 'Q167726', 'id': 6, 'label': 'Jurassic Park'}, {'type': 'INTERNAL', 'name_': 'Q12044732', 'id': 7, 'label': 'Peter Ludlow'}], 'links': [{'name_': 'P21', 'source': 2, 'target': 0, 'label': 'sex or gender'}, {'name_': 'P1412', 'source': 2, 'target': 1, 'label': 'languages spoken, written or signed'}, {'name_': 'P21', 'source': 3, 'target': 0, 'label': 'sex or gender'}, {'name_': 'P1412', 'source': 3, 'target': 1, 'label': 'languages spoken, written or signed'}, {'name_': 'P1889', 'source': 3, 'target': 4, 'label': 'different from'}, {'name_': 'P407', 'source': 5, 'target': 1, 'label': 'language of work or name'}, {'name_': 'P4969', 'source': 5, 'target': 6, 'label': 'derivative work'}, {'name_': 'P21', 'source': 7, 'target': 0, 'label': 'sex or gender'}, {'name_': 'P1441', 'source': 7, 'target': 6, 'label': 'present in work'}]}