Who was married to Alexander the Great and also captured and executed in 316?
{'directed': True, 'multigraph': False, 'graph': {}, 'nodes': [{'type': 'ANSWER_CANDIDATE_ENTITY', 'name_': 'Q67311526', 'id': 0, 'label': 'Obalky knih.cz'}, {'type': 'INTERNAL', 'name_': 'Q868', 'id': 1, 'label': 'Aristotle'}, {'type': 'QUESTIONS_ENTITY', 'name_': 'Q8409', 'id': 2, 'label': 'Alexander the Great'}], 'links': [{'name_': 'P1343', 'source': 1, 'target': 0, 'label': 'described by source'}, {'name_': 'P802', 'source': 1, 'target': 2, 'label': 'student'}]}