Talk:Extending SiDIF
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- dad loves mom
- https://www.wikidata.org/wiki/Q76 https://www.wikidata.org/wiki/Property:P26 https://www.wikidata.org/wiki/ Q13133
- https://www.wikidata.org/wiki/Q76 https://www.wikidata.org/wiki/Property:P26 https://www.wikidata.org/wiki/
Q13133
it key word
dad loves mom https://www.wikidata.org/wiki/Q76 is wikidata_url of it
new "link" keyword? or rather "subject/s" "predicate/p" "object/o" for statements about statemens?
https://www.wikidata.org/wiki/Q76 is wikidata_url of subject 1992-10-03 is date of predicate https://www.wikidata.org/wiki/Q13133 is wikidata_url of object
it semantics: bridge OO (self/this/me ..) and Semantic Web/Ontology! Core Concepts:
Entity - Object Link -relation between two objects
Person isA Concept # optional indirection to technology ... # cave - 1:n relation this is good and bad good: flexibility, bad: complexity ... Person_Sparql is sparql_impl of subject http://foaf/... is prefix_url of subject foaf is prefix of subject Barack1950 isA Person "Barack" is firstname of subject
OWL based on Description Logic: Concepts, Roles, Individuals T mit Balken as top-Concept bottom Concept - umgedrehtes T RDF: Classes (Concepts), (Roles: Properties), Individuals: Individuals
naives isA in zwei Ausprägungen: Individum - > Class (Barack -> Person) Barack rdfType Person Concept subClass of owl:Thing owl:Nothing - bottom concept
vgl skos:inSchema rdfs:isDefinedBy @prefix ex: <http://example.org/>