Who is the antagonist in the second Diablo game?
{'directed': True, 'multigraph': False, 'graph': {}, 'nodes': [{'type': 'INTERNAL', 'name_': 'Q4005957', 'id': 0, 'label': 'Diablo universe'}, {'type': 'QUESTIONS_ENTITY', 'name_': 'Q44165', 'id': 1, 'label': 'Diablo'}, {'type': 'ANSWER_CANDIDATE_ENTITY', 'name_': 'Q17628767', 'id': 2, 'label': 'Diablo'}], 'links': [{'name_': 'P1445', 'source': 0, 'target': 1, 'label': 'fictional universe described in'}, {'name_': 'P1080', 'source': 2, 'target': 0, 'label': 'from narrative universe'}]}