余友仁 http://data.library.sh.cn/gj/entity/person/5aipyvz6te6s7jd6 an entity of type: Person bibframe:label 余友仁 余友仁 rdf:type shl:Person foaf:familyName <http://data.library.sh.cn/authority/familyname/epuvkj9qjf7da9pn> data from the linked data cloud