Who ran for president in 2020 and graduated from the University of Delaware?
{'directed': True, 'multigraph': False, 'graph': {}, 'nodes': [{'type': 'INTERNAL', 'name_': 'Q30', 'id': 0, 'label': 'United States of America'}, {'type': 'INTERNAL', 'name_': 'Q17319204', 'id': 1, 'label': 'Scott Swift'}, {'type': 'ANSWER_CANDIDATE_ENTITY', 'name_': 'Q5137944', 'id': 2, 'label': 'Coalition for Networked Information'}, {'type': 'QUESTIONS_ENTITY', 'name_': 'Q1068072', 'id': 3, 'label': 'University of Delaware'}], 'links': [{'name_': 'P17', 'source': 0, 'target': 0, 'label': 'country'}, {'name_': 'P27', 'source': 1, 'target': 0, 'label': 'country of citizenship'}, {'name_': 'P69', 'source': 1, 'target': 3, 'label': 'educated at'}, {'name_': 'P17', 'source': 2, 'target': 0, 'label': 'country'}]}