What game in the City Building series takes place in ancient Rome and was released after 2000?
{'directed': True, 'multigraph': False, 'graph': {}, 'nodes': [{'type': 'QUESTIONS_ENTITY', 'name_': 'Q220', 'id': 0, 'label': 'Rome'}, {'type': 'INTERNAL', 'name_': 'Q2277', 'id': 1, 'label': 'Roman Empire'}, {'type': 'INTERNAL', 'name_': 'Q1079765', 'id': 2, 'label': 'Caesar II'}, {'type': 'ANSWER_CANDIDATE_ENTITY', 'name_': 'Q2299192', 'id': 3, 'label': 'Impressions Games'}, {'type': 'QUESTIONS_ENTITY', 'name_': 'Q915070', 'id': 4, 'label': 'City Building Series'}], 'links': [{'name_': 'P36', 'source': 1, 'target': 0, 'label': 'capital'}, {'name_': 'P840', 'source': 2, 'target': 1, 'label': 'narrative location'}, {'name_': 'P178', 'source': 2, 'target': 3, 'label': 'developer'}, {'name_': 'P178', 'source': 4, 'target': 3, 'label': 'developer'}]}