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Owl 2 quick reference card a4 size Presentation Transcript

  • 1. OWL 2 Web Ontology Language individual value ObjectHasValue (P a) _:x rdf:type owl:Restriction. _:x owl:onProperty P. 2.2 Properties Quick Reference Guide _:x owl:hasValue a. Object Property Expressions local reflexivity ObjectHasSelf _:x rdf:type owl:Restriction. named object property PN PN http://www.w3.org/2007/OWL/refcard (P) _:x owl:onProperty P. universal object property owl:topObjectProperty owl:topObjectProperty _:x owl:hasSelf "true"^^xsd:boolean. empty object property owl:bottomObjectProperty owl:bottomObjectProperty1 Names, Prefixes, and Notation exact cardinality ObjectExactCardinality _:x rdf:type owl:Restriction. inverse property ObjectInverseOf(PN) _:x owl:inverseOf PN (n P) _:x owl:onProperty P.Names in OWL 2 are IRIs, often written in a shorthand prefix:localname, where prefix: is _:x owl:cardinality n. Data Property Expressionsa prefix name that expands to an IRI, and localname is the remainder of the name. qualified exact ObjectExactCardinality _:x rdf:type owl:Restriction.The prefix names in OWL 2 are: cardinality (n P C) _:x owl:onProperty P. named data property R R _:x owl:qualifiedCardinality n. universal data property owl:topDataProperty owl:topDataPropertyPrefix Name Expansion _:x owl:onClass C. empty data property owl:bottomDataProperty owl:bottomDataPropertyrdf: http://www.w3.org/1999/02/22-rdf-syntax-ns# maximum ObjectMaxCardinality _:x rdf:type owl:Restriction.rdfs: http://www.w3.org/2000/01/rdf-schema# cardinality (n P) _:x owl:onProperty P. 2.3 Individuals & Literalsowl: http://www.w3.org/2002/07/owl# _:x owl:maxCardinality n.xsd: http://www.w3.org/2001/XMLSchema# qualified ObjectMaxCardinality _:x rdf:type owl:Restriction. named individual aN aN maximum (n P C) _:x owl:onProperty P. anonymous individual _:a _:a cardinality _:x owl:maxQualifiedCardinality n. literal (datatype value) "abc"^^DN "abc"^^DNWe use notation conventions in the following tables*:Letters Meaning Letters Meaning _:x owl:onClass C.(a1 … an) RDF list n non-negative integer** minimum ObjectMinCardinality _:x rdf:type owl:Restriction. 2.4 Data Ranges_:a anonymous individual ON ontology name cardinality (n P) _:x owl:onProperty P. (a blank node label) _:x owl:minCardinality n. Data Range Expressions_:x blank node P object property expression qualified ObjectMinCardinality _:x rdf:type owl:Restriction. minimum (n P C) _:x owl:onProperty P. named datatype DN DNa individual p prefix name data range DataComplementOf _:x rdf:type rdfs:Datatype.A annotation property PN object property name cardinality _:x owl:minQualifiedCardinality n. _:x owl:onClass C. complement (D) _:x owl:datatypeComplementOf D.aN individual name R data property data range DataIntersectionOf _:x rdf:type rdfs:Datatype.C class expression s IRI or anonymous individual Data Property Restrictions intersection (D1…Dn) _:x owl:intersectionOf (D1…Dn).CN class name t IRI, anonymous individual, or data range union DataUnionOf _:x rdf:type rdfs:Datatype. literal universal DataAllValuesFrom _:x rdf:type owl:Restriction. (R D) _:x owl:onProperty R. (D1…Dn) _:x owl:unionOf (D1…Dn).D data range U IRI literal DataOneOf _:x rdf:type rdfs:Datatype.DN datatype name v literal _:x owl:allValuesFrom D. existential DataSomeValuesFrom _:x rdf:type owl:Restriction. enumeration (v1 … vn) _:x owl:oneOf ( v1 … vn ).f facet datatype DatatypeRestriction _:x rdf:type rdfs:Datatype.* All of the above can have subscripts. (R D) _:x owl:onProperty R. _:x owl:someValuesFrom D. restriction (DN f1 v1 … fn vn) _:x owl:onDatatype DN.** As a shorthand for "n"^^xsd:nonNegativeInteger _:x owl:withRestrictions (_:x1 ... _:xn). literal value DataHasValue _:x rdf:type owl:Restriction. _:xj fj vj. j=1…n2 OWL 2 constructs and axioms (R v) _:x owl:onProperty R. _:x owl:hasValue v.In the following tables, the three columns are: exact cardinality DataExactCardinality _:x rdf:type owl:Restriction. 2.5 AxiomsLanguage Feature Functional Syntax RDF Syntax (Turtle) (n R) _:x owl:onProperty R. _:x owl:cardinality n. Class Expression AxiomsFor an OWL 2 DL ontology, there are additional global restrictions on axioms. qualified exact DataExactCardinality _:x rdf:type owl:Restriction. subclass SubClassOf(C1 C2) C1 rdfs:subClassOf C2.2.1 Class Expressions cardinality (n R D) _:x owl:onProperty R. equivalent classes EquivalentClasses Cj owl:equivalentClass Cj+1. _:x owl:qualifiedCardinality n. (C1 … Cn) j=1…n-1Predefined and Named Classes _:x owl:onDataRange D. disjoint classes DisjointClasses(C1 C2) C1 owl:disjointWith C2. maximum DataMaxCardinality _:x rdf:type owl:Restriction.named class CN CN pairwise disjoint DisjointClasses _:x rdf:type owl:AllDisjointClasses. cardinality (n R) _:x owl:onProperty R.universal class owl:Thing owl:Thing classes (C1 … Cn) _:x owl:members ( C1 … Cn ). _:x owl:maxCardinality n.empty class owl:Nothing owl:Nothing disjoint union DisjointUnionOf CN owl:disjointUnionOf ( C1… Cn ). qualified DataMaxCardinality _:x rdf:type owl:Restriction. (CN C1 … Cn)Boolean Connectives and Enumeration of Individuals maximum (n R D) _:x owl:onProperty R. cardinality _:x owl:maxQualifiedCardinality n. Object Property Axiomsintersection ObjectIntersectionOf _:x rdf:type owl:Class. _:x owl:onDataRange D. (C1…Cn) _:x owl:intersectionOf ( C1…Cn ). minimum DataMinCardinality _:x rdf:type owl:Restriction. subproperty SubObjectPropertyOf P1 rdfs:subPropertyOf P2.union ObjectUnionOf _:x rdf:type owl:Class. cardinality (n R) _:x owl:onProperty R. (P1 P2) (C1 … Cn) _:x owl:unionOf ( C1 … Cn ). _:x owl:minCardinality n. property chain SubObjectPropertyOf P owl:propertyChainAxiomcomplement ObjectComplementOf _:x rdf:type owl:Class. qualified DataMinCardinality _:x rdf:type owl:Restriction. inclusion (ObjectPropertyChain (P1 … Pn). (C) _:x owl:complementOf C. minimum (n R D) _:x owl:onProperty R. (P1 … Pn) P)enumeration ObjectOneOf _:x rdf:type owl:Class. cardinality _:x owl:minQualifiedCardinality n. property domain ObjectPropertyDomain P rdfs:domain C. (a1 … an) _:x owl:oneOf ( a1 … an ). _:x owl:onDataRange D. (P C) property range ObjectPropertyRange P rdfs:range C.Object Property Restrictions Restrictions Using n-ary Data Range (P C)universal ObjectAllValuesFrom _:x rdf:type owl:Restriction. In the following table Dn is an n-ary data range. equivalent EquivalentObjectProperties Pj owl:equivalentProperty Pj+1. (P C) _:x owl:onProperty P. n-ary universal DataAllValuesFrom _:x rdf:type owl:Restriction. properties (P1 … Pn) j=1…n-1 _:x owl:allValuesFrom C (R1 … Rn Dn) _:x owl:onProperties ( R1 … Rn ). disjoint properties DisjointObjectProperties P1 owl:propertyDisjointWith P2.existential ObjectSomeValuesFrom _:x rdf:type owl:Restriction. _:x owl:allValuesFrom Dn. (P1 P2) (P C) _:x owl:onProperty P. n-ary DataSomeValuesFrom _:x rdf:type owl:Restriction. pairwise disjoint DisjointObjectProperties _:x rdf:type _:x owl:someValuesFrom C existential (R1 … Rn Dn) _:x owl:onProperties ( R1 … Rn). properties (P1 … Pn) owl:AllDisjointProperties. _:x owl:someValuesFrom Dn. _:x owl:members ( P1 … Pn ).
  • 2. inverse InverseObjectProperties P1 owl:inverseOf P2. data property Declaration( DataProperty( R ) ) R rdf:type owl:DatatypeProperty. 3 Built-in Datatypes and Facetsproperties (P1 P2) annotation Declaration A rdf:type owl:AnnotationProperty.functional FunctionalObjectProperty P rdf:type property ( AnnotationProperty( A ) )property (P) owl:FunctionalProperty. named Declaration aN rdf:type owl:NamedIndividual. 3.1 Built-in Datatypesinverse InverseFunctionalObjectProperty P rdf:type individual ( NamedIndividual( aN ) ) Universal rdfs:Literalfunctional (P) owl:InverseFunctionalProperty. Datatypeproperty 2.7 Annotations Numbers owl:rational owl:realreflexive ReflexiveObjectProperty P rdf:type Annotations xsd:double xsd:float xsd:decimal xsd:integerproperty (P) owl:ReflexiveProperty. annotation assertion AnnotationAssertion s A t. xsd:long xsd:int xsd:short xsd:byteirreflexive IrreflexiveObjectProperty P rdf:type (A s t) xsd:nonNegativeInteger xsd:nonPositiveIntegerproperty (P) owl:IrreflexiveProperty. annotation of an axiom AXIOM(Annotation _:xi A t. xsd:positiveInteger xsd:negativeIntegersymmetric SymmetricObjectProperty P rdf:type (where the axiom in RDF (A t) …) si U ti. xsd:unsignedLong xsd:unsignedIntproperty (P) owl:SymmetricProperty. is one or more triples of … xsd:unsignedShort xsd:unsignedByteasymmetric AsymmetricObjectProperty P rdf:type the form si U ti, i.e., with _:xi rdf:type owl:Axiom. Strings rdf:PlainLiteral (RDF plain literals)property (P) owl:AsymmetricProperty. the same predicate U.) _:xi owl:annotatedSource si. xsd:string xsd:NCName xsd:Name xsd:NMTOKENtransitive TransitiveObjectProperty P rdf:type _:xi owl:annotatedProperty U. xsd:token xsd:language xsd:normalizedStringproperty (P) owl:TransitiveProperty. _:xi owl:annotatedTarget ti. Boolean Values xsd:boolean (value space: true and false)Data Property Axioms annotation of an axiom AXIOM(Annotation _:x A t. Binary Data xsd:base64Binary xsd:hexBinary where the axiom in RDF (A t) … ) _:x U t1. IRIs xsd:anyURIsubproperty SubDataPropertyOf(R1 R2) R1 rdfs:subPropertyOf R2. Time Instants xsd:dateTime (optional time zone offset)property domain DataPropertyDomain(R C) R rdfs:domain C. is _:x U t1 … annotation of another Annotation(Annotation _:x A t. xsd:dateTimeStamp (required time zone offset)property range DataPropertyRange(R D) R rdfs:range D. XML Literals rdf:XMLLiteralequivalent EquivalentDataProperties Rj owl:equivalentProperty Rj+1. annotation (A t) … A1 t1) s1 A1 t1.properties (R1 … Rn) j=1…n-1 (the other annotation in …disjoint properties DisjointDataProperties R1 owl:propertyDisjointWith R2. RDF starts with s1) _:x rdf:type owl:Annotation. 3.2 Facets (R1 R2) _:x owl:annotatedSource s1. _:x owl:annotatedProperty A1. Facet Value Applicable Explanationpairwise disjoint DisjointDataProperties _:x rdf:type Datatypesproperties (R1 … Rn) owl:AllDisjointProperties. _:x owl:annotatedTarget t1. xsd:minInclusive literal in the Numbers, Restricts the value- _:x owl:members ( R1 … Rn ). Annotation Properties xsd:maxInclusive corresponding Time Instants space to greater thanfunctional FunctionalDataProperty(R) R rdf:type xsd:minExclusive datatype (equal to) or lesser thanproperty owl:FunctionalProperty. named annotation A A xsd:maxExclusive (equal to) a value property xsd:minLength Non-negative Strings, Restricts the value-Datatype Definitions human-readable rdfs:label rdfs:label xsd:maxLength integer Binary Data, space based on thedatatype definition DatatypeDefinition(DN D) DN owl:equivalentClass D. name xsd:length IRIs lengths of the literals human-readable rdfs:comment rdfs:comment xsd:pattern xsd:string literal Strings, Restricts the valueAssertions comment as a regular IRIs space to literals that> additional information rdfs:seeAlso rdfs:seeAlso expression match the regularindividual equality SameIndividual(a1 … an) aj owl:sameAs aj+1. j=1…n-1 defining agent rdfs:isDefinedBy rdfs:isDefinedBy expressionindividual DifferentIndividuals(a1 a2) a1 owl:differentFrom a2. version information owl:versionInfo owl:versionInfo rdf:langRange xsd:string literal rdf:PlainLiteral Restricts the valueinequality deprecation owl:deprecated owl:deprecated as a regular space to literals withpairwise individual DifferentIndividuals _:x rdf:type owl:AllDifferent. backwards owl:backwardCompatibleWith owl:backwardCompatibleWith expression language tags thatinequality (a1 … an) _:x owl:members (a1 … an). compatibility match the regularclass assertion ClassAssertion(C a) a rdf:type C. incompatibility owl:incompatibleWith owl:incompatibleWith expressionpositive object ObjectPropertyAssertion a1 PN a2. prior version owl:priorVersion owl:priorVersionproperty assertion (PN a1 a2 )positive data DataPropertyAssertion a R v. A HTML version of the guide is at http://www.w3.org/TR/owl2-quick-reference/ Annotation Axiomsproperty assertion (R a v )negative object NegativeObjectPropertyAssertion _:x rdf:type annotation SubAnnotationPropertyOf(A1 A2) A1 rdfs:subPropertyOf A2. Copyright © 2008-2009 W3C® (MIT, ERCIM, Keio), All Rights Reserved.property (P a1 a2 ) owl:NegativePropertyAssertion. subproperties W3C Document License: http://w3.org/brief/MTQ4assertion _:x owl:sourceIndividual a1. annotation property AnnotationPropertyDomain(A U) A rdfs:domain U. W3C liability, trademark and document use rules apply. _:x owl:assertionProperty P. domain _:x owl:targetIndividual a2. annotation property AnnotationPropertyRange(A U) A rdfs:range U. Editors:negative data NegativeDataPropertyAssertion _:x rdf:type range Jie Bao, Rensselaer Polytechnic Instituteproperty (R a v ) owl:NegativePropertyAssertion. Elisa F. Kendall, Sandpiper Software, Inc.assertion _:x owl:sourceIndividual a. 2.8 Ontologies Deborah L. McGuinness, Rensselaer Polytechnic Institute _:x owl:assertionProperty R. Peter F. Patel-Schneider, Bell Labs Research, Alcatel-Lucent _:x owl:targetValue v. OWL ontology Ontology([ON [U]] ON rdf:type owl:Ontology. Contributors: (importing)1 2 Import(ON1)... [ON owl:versionIRI U.] Li Ding, Rensselaer Polytechnic InstituteKeys Annotation(A t) ON owl:imports ON1. Ankesh Khandelwal, Rensselaer Polytechnic Institute ... ...Key HasKey(C (P1 … Pm) (R1 … Rn) ) C owl:hasKey (P1 … Pm R1 … Rn). ) ON A t. ... Reference card formatting by Jie Bao m+n>0 prefix declaration3 Prefix(p=U) @prefix p U. Version 0.13, Oct 18 20092.6 Declarations 1. [ ] represents optional constructs Based on the 22 September 2009 Proposed Recommendation 2. In the RDF syntax _:x is used in place of ON if there is no ontology name ON.class Declaration( Class( CN ) ) CN rdf:type owl:Class. 3. RDF syntax is in Turtle, other RDF serializations may vary.datatype Declaration( Datatype( DN ) ) DN rdf:type rdfs:Datatype.object Declaration( ObjectProperty( PN ) ) PN rdf:typeproperty owl:ObjectProperty.