Building Linked Data Applications

Building Linked Data Applications Patrick Sinclair (BBC Radio 1/1Xtra Interactive) Mischa Tufﬁeld (Garlik) 2nd Linked Data Meetup, London, 24/02/2010 http://www.meetup.com/Web-Of-Data/calendar/12317420/

Outline • Theory bit • Linked Data • RDF • Consuming RDF • Hands-on bit • “Building a linked FOAF person” • BBC Linked Data and the Music Bore • Q&A

Linked Data Principles 1. Use URIs as names for things 2. Use HTTP URIs so that people can look up those names. 3. When someone looks up a URI, provide useful information, using the standards (RDF, SPARQL) 4. Include links to other URIs. so that they can discover more things.

RDF Resource Description Framework

RDF subject - predicate - object Coldplay is the artist of Viva la Vida Coldplay is the artist of Viva la Vida http://dbpedia.org/resource/Coldplay http://dbpedia.org/ontology/artist http://dbpedia.org/resource/Viva_la_Vida

prefix dbpedia-owl: <http://dbpedia.org/ontology/> prefix foaf: <http://xmlns.com/foaf/0.1/> prefix dbprop: <http://dbpedia.org/property/> prefix geo: <http://www.w3.org/2003/01/geo/wgs84_pos#> 51.507778 -0.128056 geo:lat geo:long http://dbpedia.org/resource/London dbprop:origin http://dbpedia.org/resource/Coldplay dbpedia-owl:artist foaf:name “Coldplay” http://dbpedia.org/resource/Viva_la_Vida

<http://dbpedia.org/resource/Coldplay> <http://dbpedia.org/ontology/artist> <http://dbpedia.org/resource/Viva_la_Vida> . <http://dbpedia.org/resource/Coldplay> <http://www.w3.org/1999/02/22-rdf-syntax-ns#type> <http://dbpedia.org/ontology/Band> . ntriples <?xml version="1.0" encoding="utf-8"?> <rdf:RDF xmlns:rdf="http://www.w3.org/1999/02/22-rdf-syntax-ns#"> <dbpedia-owl:Band xmlns:dbpedia-owl="http://dbpedia.org/ontology/" rdf:about="http://dbpedia.org/resource/Coldplay"> <dbpedia-owl:artist rdf:resource="http://dbpedia.org/resource/Viva_la_Vida"/> </dbpedia-owl:Band> </rdf:RDF> RDF/XML @prefix rdf: <http://www.w3.org/1999/02/22-rdf-syntax-ns#> . <http://dbpedia.org/resource/Coldplay> a <http://dbpedia.org/ontology/Band> ; <http://dbpedia.org/ontology/artist> <http://dbpedia.org/resource/Viva_la_Vida> . turtle

Web of Documents Web of Data

http://www.ﬂickr.com/photos/danbri/2415237566/

Content Negotiation

Dereference a URI? http://dbpedia.org

{{Infobox musical artist | Name = Coldplay | Img = Coldplay - December 2008.jpg | Img_capt = Coldplay, from left to right: {{nowrap| [[Guy Berryman]],}} {{nowrap|[[Jonny Buckland]],}} {{nowrap| [[Chris Martin]],}} and {{nowrap|[[Will Champion]]}} | Img_size = 250 | Landscape = yes | Background = group_or_band | Origin = London, England | Genre = [[Alternative rock]] | Years_active = 1998–present | Label = [[Parlophone Records| Parlophone]]<br>[[Capitol Records|Capitol]]<br>[[Fierce Panda Records|Fierce Panda]] | URL = [http://www.coldplay.com/ coldplay.com] | Current_members = [[Chris Martin]]<br />[[Jonny Buckland]]<br />[[Guy Berryman]]<br />[[Will Champion]] }} http://en.wikipedia.org/wiki/Coldplay http://dbpedia.org/resource/Coldplay

http://dbpedia.org/resource/Coldplay

curl --include --location --header "Accept: text/html" http://dbpedia.org/resource/Coldplay HTTP/1.1 303 See Other Server: Virtuoso/06.00.3123 (Solaris) x86_64-sun-solaris2.10-64 VDB Connection: close Content-Type: text/html; charset=ISO-8859-1 Date: Fri, 23 Oct 2009 14:01:26 GMT Accept-Ranges: bytes Location: http://dbpedia.org/page/Coldplay Content-Length: 0 HTTP/1.1 200 OK Server: Virtuoso/06.00.3123 (Solaris) x86_64-sun-solaris2.10-64 VDB Connection: Keep-Alive Content-Type: text/html; charset=UTF-8 Date: Fri, 23 Oct 2009 14:01:26 GMT Accept-Ranges: bytes Expires: Sat, 24 Oct 2009 14:01:26 GMT Link: <http://dbpedia.org/data/Coldplay.rdf>; rel="alternate"; title="Metadata in RDF/XML format", <http://dbpedia.org/data/Coldplay.n3>; rel="alternate"; title="Metadata in N3/Turtle format", <http://dbpedia.org/data/Coldplay.json>; rel="alternate"; title="Metadata in JSON+RDF format" Content-Length: 87951 <?xml version="1.0" encoding="UTF-8" ?> <!DOCTYPE html PUBLIC "-//W3C//DTD XHTML+RDFa 1.0//EN" "http://www.w3.org/MarkUp/DTD/xhtml- rdfa-1.dtd"> <html xmlns="http://www.w3.org/1999/xhtml" xmlns:dbpprop="http://dbpedia.org/property/"

curl --include --location --header "Accept: application/rdf+xml" http://dbpedia.org/resource/Coldplay HTTP/1.1 303 See Other Server: Virtuoso/06.00.3123 (Solaris) x86_64-sun-solaris2.10-64 VDB Connection: close Date: Fri, 23 Oct 2009 15:02:52 GMT Accept-Ranges: bytes TCN: choice Vary: negotiate,accept Content-Location: Coldplay.xml Content-Type: application/rdf+xml; qs=0.95 Location: http://dbpedia.org/data/Coldplay.xml Content-Length: 0 HTTP/1.1 200 OK Server: Virtuoso/06.00.3123 (Solaris) x86_64-sun-solaris2.10-64 VDB Connection: Keep-Alive Date: Fri, 23 Oct 2009 15:02:52 GMT Accept-Ranges: bytes X-SPARQL-default-graph: http%3A%2F%2Fdbpedia.org Content-Type: application/rdf+xml; charset=UTF-8 Content-Length: 81614 <?xml version="1.0" encoding="utf-8" ?> <rdf:RDF xmlns:rdf="http://www.w3.org/1999/02/22-rdf-syntax-ns#" xmlns:rdfs="http://www.w3.org/ 2000/01/rdf-schema#"> <rdf:Description rdf:about="http://dbpedia.org/resource/Coldplay"><rdfs:label xml:lang="pt">Coldplay</rdfs:label></rdf:Description> <rdf:Description rdf:about="http://dbpedia.org/resource/Coldplay"><skos:subject xmlns:skos="http:// www.w3.org/2004/02/skos/core#" rdf:resource="http://dbpedia.org/resource/ Category:English_musical_groups"/></rdf:Description>

curl --include --location --header "Accept: text/rdf+n3" http://dbpedia.org/resource/Coldplay HTTP/1.1 303 See Other Server: Virtuoso/06.00.3123 (Solaris) x86_64-sun-solaris2.10-64 VDB Connection: close Date: Fri, 23 Oct 2009 15:05:56 GMT Accept-Ranges: bytes TCN: choice Vary: negotiate,accept Content-Location: Coldplay.n3 Content-Type: text/rdf+n3; qs=0.8 Location: http://dbpedia.org/data/Coldplay.n3 Content-Length: 0 HTTP/1.1 200 OK Server: Virtuoso/06.00.3123 (Solaris) x86_64-sun-solaris2.10-64 VDB Connection: Keep-Alive Date: Fri, 23 Oct 2009 15:05:57 GMT Accept-Ranges: bytes X-SPARQL-default-graph: http%3A%2F%2Fdbpedia.org Content-Type: text/rdf+n3; charset=UTF-8 Content-Length: 42159 @prefix dbpprop: <http://dbpedia.org/property/> . @prefix dbpedia: <http://dbpedia.org/resource/> . <http://dbpedia.org/resource/22_Dreams> dbpprop:after dbpedia:Coldplay . @prefix dbpedia-owl: <http://dbpedia.org/ontology/> . dbpedia:Parachutes dbpedia-owl:artist dbpedia:Coldplay ; dbpprop:artist dbpedia:Coldplay . dbpedia:God_Put_a_Smile_upon_Your_Face dbpedia-owl:band dbpedia:Coldplay ;

What’s with the redirection?

<http://upload.wikimedia.org/.../coldplay.jpg> Ceci n’est pas Coldplay

About: Coldplay An Entity in Data Space: dbpedia.org 'Coldplayare a British alternative rock band formed in London, England in 1998. Property Value dbpedia-owl:background group_or_band dbpedia-owl:currentMembers dbpedia:Chris_Martin dbpedia:Jonny_Buckland dbpedia:Will_Champion dbpedia:Guy_Berryman dbpedia-owl:genre dbpedia:Alternative_rock dbpedia-owl:label dbpedia:EMI dbpedia:Parlophone_Records dbpedia:Capitol_Records dbpprop:abstract 'Coldplayare a British alternative rock band formed in London, England in 1998. The group comprises vocalist/pian Chris Martin, lead guitarist Jonny Buckland, bassist Guy Berryman, and drummer/backing vocalist/multi-instrumenta Champion. Coldplay has sold 50 million albums, and are also known for their hit singles, such as "Yellow", "The Sc "Clocks", "Speed of Sound", "Fix You" and "Viva la Vida". Coldplay achieved worldwide fame with the release of th "Yellow", followed by their debut album, Parachutes (2000), which was nominated for the Mercury Prize. Its follow- Blood to the Head, won multiple awards such as NMEs Album of the Year. Their next release, X&Y, received a slig enthusiastic yet still generally positive reception. The band's fourth studio album, Viva la Vida or Death and All His produced by Brian Eno and released again to largely favourable reviews, earning several Grammy nominations and Coldplay's albums have enjoyed commercial success. Coldplay's early material was compared to acts such as Rad Buckley, U2, and Travis. Since the release of Parachutes, Coldplay have drawn influence from other sources, inclu the Bunnymen, Kate Bush and George Harrison on A Rush of Blood to the Head, Johnny Cash and Kraftwerk for X Arcade Fire and My Bloody Valentine on Viva la Vida. Coldplay have been an active supporter of various social an causes, such as Oxfam's Make Trade Fair campaign and Amnesty International. The group have also performed a projects such as Band Aid 20, Live 8, Sound Relief, and the Teenage Cancer Trust. Coldplay er et engelsk band, der i genre svinger imellem pop og let/alternativ rock. Coldplay er af mange udråbt so vigtigste bands i slutningen af 1990'erne og starten af det nye årtusinde, og nogle sammenligner endda deres statu Radiohead og U2. Bandet består af:*Chris Martin: Forsanger, piano, keyboard, guitar *Jon Buckland: Guitar, harmo *Guy Berryman: Bas, synthesizer, harmonika, sang *Will Champion: Trommer/percussion, piano, sangColdplay har været i Danmark. Blandt andet var de et af hovednavnene på Roskilde Festivalen i 2003, i forbindelse med udgive dato, nok mest anerkendte album A Rush of Blood to The Head. Senest de har lagt vejen forbi København var i 20 <http://dbpedia.org/page/Coldplay> Ceci n’est pas Coldplay

"2009-05-18T22:36:41+01:00" About: Coldplay An Entity in Data Space: dbpedia.org 'Coldplayare a British alternative rock band formed in London, England in 1998. dcterms:created Property Value dbpedia-owl:background group_or_band dbpedia-owl:currentMembers dbpedia:Chris_Martin dbpedia:Jonny_Buckland dbpedia:Will_Champion dbpedia:Guy_Berryman dbpedia-owl:genre dbpedia:Alternative_rock dbpedia-owl:label dbpedia:EMI dbpedia:Parlophone_Records dbpedia:Capitol_Records dbpprop:abstract 'Coldplayare a British alternative rock band formed in London, England in 1998. The group comprises vocalist/pianist/guitarist Chris Martin, lead guitarist Jonny Buckland, bassist Guy Berryman, and drummer/backing vocalist/multi-instrumentalist Will Champion. Coldplay has sold 50 million albums, and are also known for their hit singles, such as "Yellow", "The Scientist", "Clocks", "Speed of Sound", "Fix You" and "Viva la Vida". Coldplay achieved worldwide fame with the release of their single "Yellow", followed by their debut album, Parachutes (2000), which was nominated for the Mercury Prize. Its follow-up, A Rush of Blood to the Head, won multiple awards such as NMEs Album of the Year. Their next release, X&Y, received a slightly less enthusiastic yet still generally positive reception. The band's fourth studio album, Viva la Vida or Death and All His Friends, was produced by Brian Eno and released again to largely favourable reviews, earning several Grammy nominations and wins. All of Coldplay's albums have enjoyed commercial success. Coldplay's early material was compared to acts such as Radiohead, Jeff Buckley, U2, and Travis. Since the release of Parachutes, Coldplay have drawn influence from other sources, including Echo and the Bunnymen, Kate Bush and George Harrison on A Rush of Blood to the Head, Johnny Cash and Kraftwerk for X&Y and Blur, Arcade Fire and My Bloody Valentine on Viva la Vida. Coldplay have been an active supporter of various social and political causes, such as Oxfam's Make Trade Fair campaign and Amnesty International. The group have also performed at various charity projects such as Band Aid 20, Live 8, Sound Relief, and the Teenage Cancer Trust. Coldplay er et engelsk band, der i genre svinger imellem pop og let/alternativ rock. Coldplay er af mange udråbt som et af de vigtigste bands i slutningen af 1990'erne og starten af det nye årtusinde, og nogle sammenligner endda deres status med både Radiohead og U2. Bandet består af:*Chris Martin: Forsanger, piano, keyboard, guitar *Jon Buckland: Guitar, harmonika, sang *Guy Berryman: Bas, synthesizer, harmonika, sang *Will Champion: Trommer/percussion, piano, sangColdplay har flere gange været i Danmark. Blandt andet var de et af hovednavnene på Roskilde Festivalen i 2003, i forbindelse med udgivelsen af deres til dato, nok mest anerkendte album A Rush of Blood to The Head. Senest de har lagt vejen forbi København var i 2005 på deres <http://dbpedia.org/page/Coldplay> <http://upload.wikimedia.org/.../coldplay.jpg> foaf:primaryTopic dcterms:created foaf:depiction "2007-05-18T19:31:51+01:00" http://dbpedia.org/resource/Coldplay dbpedia-owl:formed "1998"

Information Resource Non-Information Resource About: Coldplay An Entity in Data Space: dbpedia.org 'Coldplayare a British alternative rock band formed in London, England in 1998. Property Value dbpedia-owl:background group_or_band dbpedia-owl:currentMembers dbpedia:Chris_Martin dbpedia:Jonny_Buckland dbpedia:Will_Champion dbpedia:Guy_Berryman dbpedia-owl:genre dbpedia:Alternative_rock dbpedia-owl:label dbpedia:EMI dbpedia:Parlophone_Records dbpedia:Capitol_Records dbpprop:abstract 'Coldplayare a British alternative rock band formed in London, England in 1998. The group comprises vocalist/pianist/guitarist Chris Martin, lead guitarist Jonny Buckland, bassist Guy Berryman, and drummer/backing vocalist/multi-instrumentalist Will Champion. Coldplay has sold 50 million albums, and are also known for their hit singles, such as "Yellow", "The Scientist", "Clocks", "Speed of Sound", "Fix You" and "Viva la Vida". Coldplay achieved worldwide fame with the release of their single "Yellow", followed by their debut album, Parachutes (2000), which was nominated for the Mercury Prize. Its follow-up, A Rush of Blood to the Head, won multiple awards such as NMEs Album of the Year. Their next release, X&Y, received a slightly less enthusiastic yet still generally positive reception. The band's fourth studio album, Viva la Vida or Death and All His Friends, was produced by Brian Eno and released again to largely favourable reviews, earning several Grammy nominations and wins. All of Coldplay's albums have enjoyed commercial success. Coldplay's early material was compared to acts such as Radiohead, Jeff Buckley, U2, and Travis. Since the release of Parachutes, Coldplay have drawn influence from other sources, including Echo and the Bunnymen, Kate Bush and George Harrison on A Rush of Blood to the Head, Johnny Cash and Kraftwerk for X&Y and Blur, Arcade Fire and My Bloody Valentine on Viva la Vida. Coldplay have been an active supporter of various social and political causes, such as Oxfam's Make Trade Fair campaign and Amnesty International. The group have also performed at various charity projects such as Band Aid 20, Live 8, Sound Relief, and the Teenage Cancer Trust. Coldplay er et engelsk band, der i genre svinger imellem pop og let/alternativ rock. Coldplay er af mange udråbt som et af de vigtigste bands i slutningen af 1990'erne og starten af det nye årtusinde, og nogle sammenligner endda deres status med både Radiohead og U2. Bandet består af:*Chris Martin: Forsanger, piano, keyboard, guitar *Jon Buckland: Guitar, harmonika, sang *Guy Berryman: Bas, synthesizer, harmonika, sang *Will Champion: Trommer/percussion, piano, sangColdplay har flere gange været i Danmark. Blandt andet var de et af hovednavnene på Roskilde Festivalen i 2003, i forbindelse med udgivelsen af deres til dato, nok mest anerkendte album A Rush of Blood to The Head. Senest de har lagt vejen forbi København var i 2005 på deres http://dbpedia.org/page/Coldplay http://dbpedia.org/resource/Coldplay http://upload.wikimedia.org/.../coldplay.jpg

System dereferencing http://dbpedia.org/resource/Coldplay in text/html HTTP GET request (text/html) http://dbpedia.org/resource/Coldplay HTTP 303 response http://dbpedia.org/resource/Coldplay http://dbpedia.org/page/Coldplay time HTTP GET request http://dbpedia.org/page/Coldplay About: Coldplay An Entity in Data Space: dbpedia.org 'Coldplayare a British alternative rock band formed in London, England in 1998. Property Value HTTP 200 response dbpedia-owl:background group_or_band dbpedia-owl:currentMembers dbpedia:Chris_Martin dbpedia:Jonny_Buckland dbpedia:Will_Champion dbpedia:Guy_Berryman dbpedia-owl:genre dbpedia:Alternative_rock dbpedia-owl:label dbpedia:EMI dbpedia:Parlophone_Records dbpedia:Capitol_Records dbpprop:abstract 'Coldplayare a British alternative rock band formed in London, England in 1998. The group comprises vocalist/pianist/guitarist Chris Martin, lead guitarist Jonny Buckland, bassist Guy Berryman, and drummer/backing vocalist/multi-instrumentalist Will HTML data Champion. Coldplay has sold 50 million albums, and are also known for their hit singles, such as "Yellow", "The Scientist", "Clocks", "Speed of Sound", "Fix You" and "Viva la Vida". Coldplay achieved worldwide fame with the release of their single "Yellow", followed by their debut album, Parachutes (2000), which was nominated for the Mercury Prize. Its follow-up, A Rush of Blood to the Head, won multiple awards such as NMEs Album of the Year. Their next release, X&Y, received a slightly less enthusiastic yet still generally positive reception. The band's fourth studio album, Viva la Vida or Death and All His Friends, was produced by Brian Eno and released again to largely favourable reviews, earning several Grammy nominations and wins. All of Coldplay's albums have enjoyed commercial success. Coldplay's early material was compared to acts such as Radiohead, Jeff Buckley, U2, and Travis. Since the release of Parachutes, Coldplay have drawn influence from other sources, including Echo and the Bunnymen, Kate Bush and George Harrison on A Rush of Blood to the Head, Johnny Cash and Kraftwerk for X&Y and Blur, Arcade Fire and My Bloody Valentine on Viva la Vida. Coldplay have been an active supporter of various social and political causes, such as Oxfam's Make Trade Fair campaign and Amnesty International. The group have also performed at various charity projects such as Band Aid 20, Live 8, Sound Relief, and the Teenage Cancer Trust. Coldplay er et engelsk band, der i genre svinger imellem pop og let/alternativ rock. Coldplay er af mange udråbt som et af de vigtigste bands i slutningen af 1990'erne og starten af det nye årtusinde, og nogle sammenligner endda deres status med både Radiohead og U2. Bandet består af:*Chris Martin: Forsanger, piano, keyboard, guitar *Jon Buckland: Guitar, harmonika, sang *Guy Berryman: Bas, synthesizer, harmonika, sang *Will Champion: Trommer/percussion, piano, sangColdplay har flere gange været i Danmark. Blandt andet var de et af hovednavnene på Roskilde Festivalen i 2003, i forbindelse med udgivelsen af deres til dato, nok mest anerkendte album A Rush of Blood to The Head. Senest de har lagt vejen forbi København var i 2005 på deres

System dereferencing http://dbpedia.org/resource/Coldplay in application/rdf+xml HTTP GET request (application/rdf+xml) http://dbpedia.org/resource/Coldplay HTTP 303 response http://dbpedia.org/resource/Coldplay http://dbpedia.org/data/Coldplay.xml time HTTP GET request http://dbpedia.org/data/Coldplay.xml <rdf/> HTTP 200 response describing RDF data Coldlay

http://www.bbc.co.uk/music/artists/:id http://www.bbc.co.uk/music/artists/cc197bad-dc9c-440d-a5b5-d52ba2e14234 Text only Help Search Explore the BBC QUICK FIND Enter an artist name ... BBC Music Artists Coldplay Coldplay Group. Formed September 1996. Played By Since December 2008 1. Greg James BBC Radio 1 2. Edith Bowman BBC Radio 1 3. Latest News Stories

http://www.bbc.co.uk/music/artists/:id.rdf http://www.bbc.co.uk/music/artists/:id#artist @prefix rdf: <http://www.w3.org/1999/02/22-rdf-syntax-ns#> . @prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . @prefix owl: <http://www.w3.org/2002/07/owl#> . @prefix mo: <http://purl.org/ontology/mo/> . @prefix foaf: <http://xmlns.com/foaf/0.1/> . <http://www.bbc.co.uk/music/artists/cc197bad-dc9c-440d-a5b5- d52ba2e14234.rdf> rdfs:label "Description of the artist Coldplay" ; foaf:primaryTopic <http://www.bbc.co.uk/music/artists/cc197bad- dc9c-440d-a5b5-d52ba2e14234#artist> . <http://www.bbc.co.uk/music/artists/cc197bad-dc9c-440d-a5b5- d52ba2e14234#artist> a mo:MusicArtist, mo:MusicGroup ; foaf:name "Coldplay" ; owl:sameAs <http://dbpedia.org/resource/Coldplay> ; foaf:page <http://www.bbc.co.uk/music/artists/cc197bad-dc9c-440d- a5b5-d52ba2e14234.html> .

System dereferencing http://dbpedia.org/resource/Coldplay in text/html HTTP GET request (text/html) http://www.bbc.co.uk/music/artists/:id#artist <html/> time HTTP 200 response describing HTML Data Coldplay

System dereferencing http://dbpedia.org/resource/Coldplay in application/rdf+xml HTTP GET request (application/rdf+xml) http://www.bbc.co.uk/music/artists/:id#artist <rdf/> time HTTP 200 response describing RDF Data Coldplay

RDFa <html> ... <div xmlns:dc="http://purl.org/dc/elements/1.1/"> <h2 property="dc:title">The trouble with Bob</h2> <h3 property="dc:creator">Alice</h3> ... </div> ... </html>

System dereferencing http://dbpedia.org/resource/Coldplay in RDFa HTTP GET request http://www.bbc.co.uk/music/artists/:id <html+rdf> time HTTP 200 response describing HTML + RDF Data Coldplay

Vocabularies and Ontologies http://dbpedia.org/ontology/Band http://www.w3.org/1999/02/22-rdf-syntax-ns#type http://dbpedia.org/resource/Coldplay http://dbpedia.org/ontology/artist http://dbpedia.org/resource/Viva_la_Vida

Vocabularies and Ontologies • people FOAF - http://xmlns.com/foaf/0.1/ • social media SIOC - http://sioc-project.org/ • commerce Good Relations - http://purl.org/goodrelations/v1# • events Event Ontology - http://motools.sourceforge.net/event/event.html • radio and tv programmes Programmes Ontology - http://purl.org/ontology/po/ • music Music Ontology - http://purl.org/ontology/mo/

Vocabularies and Ontologies • And many more! • http://vocab.org/ • http://www.schemaweb.info/ • http://developer.yahoo.com/searchmonkey/smguide/proﬁle_vocab.html • google...

owl:sameAs http://www.bbc.co.uk/music/artists/cc197bad-dc9c-440d-a5b5-d52ba2e14234#artist = http://dbpedia.org/resource/Coldplay = http://dbtune.org/musicbrainz/resource/artist/cc197bad-dc9c-440d-a5b5-d52ba2e14234 = http://dbtune.org/myspace/coldplay = http://lastfm.rdﬁze.com/artists/Coldplay

Further Reading • Linked Data.org http://linkeddata.org/ • How to Publish Linked Data on the Web http://www4.wiwiss.fu-berlin.de/bizer/pub/LinkedDataTutorial/ • Best Practice Recipes for Publishing RDF Vocabularies http://www.w3.org/TR/swbp-vocab-pub/ • #swig on irc.freenode.net

Mischa Time...

BBC Linked Data

Welcome Programmes for you This site aims to ensure that every TV & Radio programme the BBC Whether it's games & quizzes, all new drama or the full suite of broadcasts has a permanent, findable web presence. music, we've got the programmes for you. Find out more about this site, read our commitment to accessibility Explore the links below to find programmes you're interested in. and discover our plans for the future. Browse by name, category or schedule. A to Z Use the A to Z to find a programme by name. 0-9 A B C D E F G H I J K L M N O P Q R S T U V W X Y Z Categories We categorise our programmes by genre and format. Browse these categories and discover current programmes of interest. GENRES FORMATS Children's Animation Comedy Appeals Drama Bulletins Entertainment Discussion & Talk Factual Docudramas

The Programmes Ontology http://purl.org/ontology/po/

Home Programmes Schedule Podcasts HOME CATCH UP SYNOPSES WHO'S WHO NEWSLETTER MESSAGE BOARD FAQS COMING UP Contemporary drama in a rural setting Today, 14:00 on Radio 4 FM PROGRAMMES: on BBC iPlayer (7) coming up (13) PREVIOUS PROGRAMMES: by year (881) 24/09/2009 Brian asserts his authority in the boardroom. 12 more programmes coming up in the next 7 days. AVAILABLE NOW ON BBC IPLAYER PODCAST 24/09/2009 The Archers MORE: programme information (15 minutes) Available since yesterday with 7 days left. Brian asserts his authority in the boardroom. LINKS ALSO AVAILABLE Listeners 23/09/2009 Backstage news MORE: programme information Timeline (15 minutes) Map of Ambridge Available since Wednesday with 5 days left. Two minute introduction to The Archers Jim and Kenton hit the road. BUYER'S GUIDE 22/09/2009

@prefix rdf: <http://www.w3.org/1999/02/22-rdf-syntax-ns#> . @prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . @prefix foaf: <http://xmlns.com/foaf/0.1/> . @prefix po: <http://purl.org/ontology/po/> . @prefix mo: <http://purl.org/ontology/mo/> . @prefix skos: <http://www.w3.org/2008/05/skos#> . @prefix time: <http://www.w3.org/2006/time#> . @prefix dc: <http://purl.org/dc/elements/1.1/> . @prefix dcterms: <http://purl.org/dc/terms/> . @prefix wgs84_pos: <http://www.w3.org/2003/01/geo/wgs84_pos#> . @prefix timeline: <http://purl.org/NET/c4dm/timeline.owl#> . @prefix event: <http://purl.org/NET/c4dm/event.owl#> . <http://www.bbc.co.uk/programmes/b006qpgr.rdf> dcterms:created "2007-05-18T22:36:41+01:00"^^<http://www.w3.org/2001/XMLSchema#dateTime> ; dcterms:modified "2009-03-20T15:41:03Z"^^<http://www.w3.org/2001/XMLSchema#dateTime> ; rdfs:label "Description of the brand The Archers" ; foaf:primaryTopic <http://www.bbc.co.uk/programmes/b006qpgr#programme> . <http://www.bbc.co.uk/programmes/b006qpgr#programme> dc:title "The Archers" ; po:genre <http://www.bbc.co.uk/programmes/genres/drama/soaps#genre> ; po:masterbrand <http://www.bbc.co.uk/radio4#service> ; po:medium_synopsis "Contemporary drama in a rural setting" ; po:short_synopsis "Contemporary drama in a rural setting" ; a po:Brand ; foaf:depiction <http://www.bbc.co.uk/iplayer/images/progbrand/b006qpgr_512_288.jpg> .

ROBBIE WILLIAMS | BBC RADIO 1 Robbie Williams Plays BBC Electric Proms Robbie Williams will be gracing The Roundhouse stage for BBC Electric Proms - his first live show since 2006. MORE MUSIC ON THE BBC 1-3 OF 11 ROBBIE WILLIAMS SHAKIRA PERFORMS JOHN TAVENER - PLAYS BBC IN THE RADIO 1 LIVE COMPOSER OF THE ELECTRIC PROMS LOUNGE WEEK BROWSE BY GENRE Classic Pop & Rock Classical Country Dance & Electronica Desi Easy Listening, Soundtracks & Musicals Folk Hip Hop, RnB & Dancehall Jazz & Blues Pop & Chart Rock & Indie Soul & Reggae World Artists Played On The BBC In The Last Seven Days 21-27 SEPTEMBER 2009 Information displayed about artists played on BBC programmes is incomplete at present. Find out more about this artist play count information. More Artists »

Florence and The Machine Group. Now On The BBC Florence and the Machine - BBC Introducing If you're loving Florence's debut album, watch her early performances for BBC Introducing. Latest News Stories Florence and The Machine - Steve Lamacq profile Listen to Florence And The Machine introducing themselves to NEWS FROM THE BBC Steve Lamacq on Radio 2 Church gigs Wed 23 Sep 2009 14:44 Florence And The Machine, Editors and Mika play Little Noise Florence tour Tue 8 Sep 2009 12:03 Band to play "big" UK and Irish tour at the end of the year Second chart-topper for Stryder Sun 9 Aug 2009 19:33 Tinchy Stryder scores his second number one, while Michael Jackson remains at the top... More Florence and The Machine News » Biography

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Home Shows & Tracklistings About Steve Contact Steve Lamacq Wednesday 2300 - 0000 Segments for 21/10/2009 Ellie Goulding — Under The Sheets Polydor Devendra Banhart — What Will Be Warner Bros Little Comets — Adultery Columbia Records Pama International — Equality & Justice For All Rockers Revolt Cold Cave — Death Comes Close Unsigned Listener's Tip... Jem Cooke — I Was In Love Unsigned Richard Hawley — Don’t get Hung Up In Your Soul Mute The Young Republic — Balletesque End Of The Road The Magic Numbers — Hurt So Good Heavenly

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Find out more • http://www.bbc.co.uk/programmes/developers • http://www.bbc.co.uk/music/developers

Music Bore

Text only Help Search Explore the BBC QUICK FIND Enter an artist name ... DOVES Doves - Live At The Electric Proms Watch the band perform a glorious set backed by the 40-strong London Bulgarian Choir. MORE MUSIC ON THE BBC 1-3 OF 13 DOVES - LIVE AT FLORENCE AND THE DIZZEE RASCAL - THE ELECTRIC MACHINE - LIVE AT LIVE AT THE PROMS ELECTRIC PROMS ELECTRIC PROMS BROWSE BY GENRE Classic Pop & Rock Classical Country Dance & Electronica Desi Easy Listening, Soundtracks & Musicals Folk Hip Hop, RnB & Dancehall Jazz & Blues Pop & Chart Rock & Indie Soul & Reggae World Most Played Artists On The BBC 26 OCTOBER - 1 NOVEMBER 2009 Information displayed about artists played on BBC programmes is incomplete at present. Find out more about this artist play count information. /music IRC + + (Internet = Text only Help Search Explore the BBC Relay ? Welcome This site aims to ensure that every TV & Radio programme the BBC broadcasts has a permanent, findable web presence. Programmes for you Whether it's games & quizzes, all new drama or the full suite of music, we've got the programmes for you. Chat) Find out more about this site, read our commitment to accessibility Explore the links below to find programmes you're interested in. and discover our plans for the future. Browse by name, category or schedule. Radio Show A to Z Use the A to Z to find a programme by name. 0-9 A B C D E F G H I J K L M N O P Q R S T U V W X Y Z Categories We categorise our programmes by genre and format. Browse these categories and discover current programmes of interest. GENRES FORMATS Children's Animation Comedy Appeals Drama Bulletins Entertainment Discussion & Talk /programmes

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Building Linked Data Applications

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