Linked data: not just theory

Linked Data: Not Just Theory

Richard WallisTechnology Evangelist

@rjw

http://consulting.talis.com

Wednesday, 2 November 11

Linked Data:Not Just Theory


@rjw

http://consulting.talis.com .Wednesday, 2 November 11


Leading Semantic WebTechnology




40 Year RichMetadata Heritage




40 Year RichMetadata Heritage

Shared InnovationEthos


The Web

http://www.flickr.com/photos/dullhunk/359634390


The Web

What Theory?

http://www.flickr.com/photos/dullhunk/359634390


The Web


HTML

The Web


URL

HTML

The Web


http

URL

HTML

The Web


http

URL

Flash

Javascript

DOM

CSS

Ajax

SEO

Microformats RDFaJQuery

HTML5

CSS3

XML JSON

HTML

The Web


http URLHTML

The Web


HTML http URL

The Web


HTML http URL

Text text texttext text linktext. Text, texttext text, text.Text text - texttext - text text text.

Document

The Web


HTML http URL


Text text texttext text.Text: • link • linkText text, text.Text text - linktext - text text.

Document Document

The Web


HTML http URL



Document Document

The Web


HTML http URL



Document Document

http://example.com/page1

The Web


HTML http URL



Document Document

http://example.com/page1

http://eg.co.uk/list

The Web


http://example.com/page1 http://eg.co.uk/list

Link

The Web


http://www.flickr.com/photos/leapkye/4407661949

The Web


http://www.flickr.com/photos/leapkye/4407661949

PowerfulThe Web


©workhorse.com

Linking at it’s core

Powerful

LinkLink

LinkLink

LinkLink

The Web


WebThe


WebThe Semantic


Flying Cars Technology

Ai

WebThe Semantic

Got a bad press


Linked Data


Linked DataBuilt on Semantic Web Standards


Linked DataBuilt on Semantic Web Standards

All about identifying and linking things

Thing


Identifying things


Identifying things


Identifying things

1969-059A


Identifying things

spacecraft/1969-059A

1969-059A


Identifying things


nasa.dataincubator.org/spacecraft/1969-059A

1969-059A


Identifying things


nasa.dataincubator.org/spacecraft/1969-059A

http://nasa.dataincubator.org/spacecraft/1969-059A

1969-059A

with URIs


Things have attributeshttp://nasa.dataincubator.org/spacecraft/1969-059A



28801.0kg



28801.0kg

Columbia



28801.0kg

Columbia

Apollo 11 CSM

CSM-107

United States

Cape Canaveral

Saturn 5





.../spacecraft/1969-059A


http://nasa.dataincubator.org/spacecraft/1969-059A.../spacecraft/1969-059A


⤵

mass

28801.0



⤵

mass

28801.0

Apollo 11 CSM⤵name



⤵

mass

28801.0

Apollo 11 CSM⤵⤵name name


Columbia


⤵⤵mass

28801.0


launchhttp://nasa.dataincubator.org/spacecraft/1969-059A.../spacecraft/

1969-059A

../launch/1969-059

Columbia


⤵⤵mass

28801.0


launch⤵

date


../launch/1969-059

Columbia

16 July 1969


⤵⤵mass

28801.0


launch⤵

date

⤵site


../launch/1969-059

../cape canaveral

Columbia

16 July 1969


⤵⤵mass

28801.0


launch⤵

date

⤵site

⤵lat


../launch/1969-059

../cape canaveral

Columbia

16 July 1969

N 28° 27' 31''


⤵⤵mass

28801.0


launch⤵

date

⤵site

W 80° 31' 59''

⤵⤵lat

long


../launch/1969-059

../cape canaveral

Columbia

16 July 1969

N 28° 27' 31''


⤵⤵mass

28801.0


launch⤵

date

⤵site<../1969-059A> mass 28801.0 .<../1969-059A> name “Apollo 11 CSM” .<../1969-059A> name “Columbia” .<../1969-059A> launch <../launch/1969-059> .<../launch/1969-059> date 1969-07-16 .<../launch/1969-059> site <..site/capecanaveral> .<..site/capecanaveral> lat “N 28° 27' 31''” .<..site/capecanaveral> long “W 80° 31' 59''” . W 80° 31' 59''

⤵⤵lat

long


../launch/1969-059

../cape canaveral

Columbia

16 July 1969

N 28° 27' 31''


⤵⤵mass

28801.0


launch⤵

date

⤵site<../1969-059A> mass 28801.0 .<../1969-059A> name “Apollo 11 CSM” .<../1969-059A> name “Columbia” .<../1969-059A> launch <../launch/1969-059> .<../launch/1969-059> date 1969-07-16 .<../launch/1969-059> site <..site/capecanaveral> .<..site/capecanaveral> lat “N 28° 27' 31''” .<..site/capecanaveral> long “W 80° 31' 59''” .

RDF

W 80° 31' 59''

⤵⤵lat

long


../launch/1969-059

../cape canaveral

Columbia

16 July 1969

N 28° 27' 31''




RDF Triple


RDF Triple

Thing attribute value


property

RDF Triple

Thing value


property

RDF Triple

Thing value

Thing property Thing


property

RDF Triple

Thing value


../person/A


property

RDF Triple

Thing value


../person/A hasParent


property

RDF Triple

Thing value


../person/B../person/A hasParent


property

RDF Triple

Thing value


../person/B

../person/B



property

RDF Triple

Thing value


../person/B

name../person/B



property

“Eric”

RDF Triple

Thing value


../person/B

name../person/B



property

“Eric”

RDF Triple

Thing value


../person/B

name../person/B


Merging


property

“Eric”

RDF Triple

Thing value


name../person/B../person/A hasParent

Merging


RDF TripleMerging


RDF TripleMerging

The same identifier in a different place is still the same thing


http://www.flickr.com/photos/stuartpilbrow/3449993951

Putting the theory in to practice
















http://www.flickr.com/photos/jolieodell/4540783805


http://www.flickr.com/photos/jolieodell/4540783805






Publication Events

Author

Series

Subject

Identifiers

Title

Miscellaneous literals

British Library Data Model@prefix rdf: <http://www.w3.org/1999/02/22-rdf-syntax-ns#> .@prefix xsd: <http://www.w3.org/2001/XMLSchema#> .@prefix dct: <http://purl.org/dc/terms/> .@prefix rdf: <http://www.w3.org/1999/02/22-rdf-syntax-ns#> .@prefix isbd: <http://iflastandards.info/ns/isbd/elements/> .@prefix skos: <http://www.w3.org/2004/02/skos/core#> .@prefix bibo: <http://purl.org/ontology/bibo/> .@prefix rda: <http://RDVocab.info/ElementsGr2/> .@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> .@prefix blt: <http://data.bl.uk/schema/bibliographic#> .@prefix bio: <http://purl.org/vocab/bio/0.1/> .@prefix foaf: <http://xmlns.com/foaf/0.1/> .@prefix event: <http://purl.org/NET/c4dm/event.owl#> .@prefix org: <http://www.w3.org/ns/org#> .@prefix geo: <http://www.w3.org/2003/01/geo/wgs84_pos#> .@prefix owl: <http://www.w3.org/2002/07/owl#> .

Tim Hodson - [email protected] Deliot - [email protected] Danskin - [email protected] Heather Rosie - [email protected] Ashton - [email protected]

a

dct:description

V.1.0012th July 2011

dct:isPartOf

Resource BL URI

dct:BibliographicResource

bibo:Book

Lexvo URI

dct:language

PublicationEventBL URI

blt:publication

blt:PublicationEvent

a

event:Event

rdfs:subClassOf

PlaceBL URI

MARC country code URI

rdfs:labelAgent

BL URI

foaf:Agentdcterms:Agent

rdfs:labelgeo:SpatialThing

a

a

http://r.d.g/id/year/xxxx

Person-as-ConceptBL URI dct:subject

rdfs:label

Topic LCSHBL URI

dct:subject

skos:notation

a

Skos:Concept

GeoNames URI

foaf:focus

rdfs:label

foaf:focus

CalendarYear

a

skos:broader

LCSH URI if available

Organization-as-ConceptBL URI

Family-as-ConceptBL URI

id.loc.gov URI for scheme

Family-as-AgentBL URI

rdfs:label

aa

blt:bnbbibo:isbn10 bibo:isbn13

dct:abstract

dct:tableOfContents

foaf:focus

dct:subject

skos:inScheme

owl:sameAs

rdfs:label

skos:inScheme

skos:inScheme

rdfs:label

dct:spatial

dct:hasPart

dct:subject

Place-as-ConceptBL URI


Place-as-ThingBL URI

foaf:focus

rdfs:labelowl:sameAs

event:time

event:agent

event:place

event:place

rdfs:label

dct:titleisbd:P1008(edition statement) dct:alternative

Person-as-Agent BL URI foaf:Agent

dct:Agentfoaf:Person

a

rdfs:label

foaf:name

foaf:family_name

Birth BL URI

Death BL URI

rda:periodOfActivityOfThePerson

bio:Birth

bio:Death a

a

VIAF URI if available

owl:sameAs

bio:date

bio:date

bio:eventbio:event

foaf:givenname

Organization-as-Agent BL URI

foaf:Agentdct:Agent

foaf:Organizationorg:Organization

rdfs:label[foaf:name]

a

dct:contributor

dct:creator

dct:contributor

dct:creator

isbd:P1073(note on language)

rdfs:label

dct:subject

dct:subject

foaf:focus

a

a

Dewey BL URI

Dewey Info URI

Dewey Info URI for scheme

a

rdfs:subClassOf

rdfs:subClassOf

isbd:P1042(content note)

isbd:P1053(extent)

MARC language code URI

foaf:focus

geo:SpatialThingdct:Location

blt:OrganizationConcept a

rdfs:subClassOf


skos:inScheme

rdfs:subClassOf


skos:inScheme

ardfs:subClassOf

SeriesBL URI

bibo:Series

rdfs:label

bibo:issn

blt:PlaceConcept

blt:TopicLCSH

blt:TopicDDC

blt:FamilyConcept

blt:PersonConcept

a

rdfs:subClassOf


A Class

Key

A Literal

An InstanceExternal

Link

rdfs:label


Publication Events

Author

Series

Subject

Identifiers

Title

Miscellaneous literals

British Library Data Model@prefix rdf: <http://www.w3.org/1999/02/22-rdf-syntax-ns#> .@prefix xsd: <http://www.w3.org/2001/XMLSchema#> .@prefix dct: <http://purl.org/dc/terms/> .@prefix rdf: <http://www.w3.org/1999/02/22-rdf-syntax-ns#> .@prefix isbd: <http://iflastandards.info/ns/isbd/elements/> .@prefix skos: <http://www.w3.org/2004/02/skos/core#> .@prefix bibo: <http://purl.org/ontology/bibo/> .@prefix rda: <http://RDVocab.info/ElementsGr2/> .@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> .@prefix blt: <http://data.bl.uk/schema/bibliographic#> .@prefix bio: <http://purl.org/vocab/bio/0.1/> .@prefix foaf: <http://xmlns.com/foaf/0.1/> .@prefix event: <http://purl.org/NET/c4dm/event.owl#> .@prefix org: <http://www.w3.org/ns/org#> .@prefix geo: <http://www.w3.org/2003/01/geo/wgs84_pos#> .@prefix owl: <http://www.w3.org/2002/07/owl#> .

Tim Hodson - [email protected] Deliot - [email protected] Danskin - [email protected] Heather Rosie - [email protected] Ashton - [email protected]

a

dct:description

V.1.0012th July 2011

dct:isPartOf

Resource BL URI

dct:BibliographicResource

bibo:Book

Lexvo URI

dct:language

PublicationEventBL URI

blt:publication

blt:PublicationEvent

a

event:Event

rdfs:subClassOf

PlaceBL URI

MARC country code URI

rdfs:labelAgent

BL URI

foaf:Agentdcterms:Agent

rdfs:labelgeo:SpatialThing

a

a

http://r.d.g/id/year/xxxx

Person-as-ConceptBL URI dct:subject

rdfs:label

Topic LCSHBL URI

dct:subject

skos:notation

a

Skos:Concept

GeoNames URI

foaf:focus

rdfs:label

foaf:focus

CalendarYear

a

skos:broader


Organization-as-ConceptBL URI

Family-as-ConceptBL URI


Family-as-AgentBL URI

rdfs:label

aa

blt:bnbbibo:isbn10 bibo:isbn13

dct:abstract

dct:tableOfContents

foaf:focus

dct:subject

skos:inScheme

owl:sameAs

rdfs:label

skos:inScheme

skos:inScheme

rdfs:label

dct:spatial

dct:hasPart

dct:subject

Place-as-ConceptBL URI


Place-as-ThingBL URI

foaf:focus

rdfs:labelowl:sameAs

event:time

event:agent

event:place

event:place

rdfs:label

dct:titleisbd:P1008(edition statement) dct:alternative

Person-as-Agent BL URI foaf:Agent

dct:Agentfoaf:Person

a

rdfs:label

foaf:name

foaf:family_name

Birth BL URI

Death BL URI

rda:periodOfActivityOfThePerson

bio:Birth

bio:Death a

a

VIAF URI if available

owl:sameAs

bio:date

bio:date

bio:eventbio:event

foaf:givenname

Organization-as-Agent BL URI

foaf:Agentdct:Agent

foaf:Organizationorg:Organization

rdfs:label[foaf:name]

a

dct:contributor

dct:creator

dct:contributor

dct:creator

isbd:P1073(note on language)

rdfs:label

dct:subject

dct:subject

foaf:focus

a

a

Dewey BL URI

Dewey Info URI

Dewey Info URI for scheme

a

rdfs:subClassOf

rdfs:subClassOf

isbd:P1042(content note)

isbd:P1053(extent)

MARC language code URI

foaf:focus

geo:SpatialThingdct:Location

blt:OrganizationConcept a

rdfs:subClassOf


skos:inScheme

rdfs:subClassOf


skos:inScheme

ardfs:subClassOf

SeriesBL URI

bibo:Series

rdfs:label

bibo:issn

blt:PlaceConcept

blt:TopicLCSH

blt:TopicDDC

blt:FamilyConcept

blt:PersonConcept

a

rdfs:subClassOf


A Class

Key

A Literal

An InstanceExternal

Link

rdfs:label

http://www.bl.uk/bibliographic/pdfs/datamodelv1_01.pdf




http://consulting.talis.com/blWednesday, 2 November 11


BNB


http://linkeddata.org/Wednesday, 2 November 11




http://www.flickr.com/photos/richardwallis/1768007630


Where are we going?



Where are we going?Towards a Web of Data




A Web of Open/Commercial/Enterprise Data





A Web of Pages/Concepts/Descriptions/..



A Web of Things





http://www.flickr.com/photos/gerlos/3119891607

More?



More?



More?


Linked Data: Not Just Theory


@rjw

