University library

Linking library and theatre dataLukas KosterLibrary Systems CoordinatorLibrary of the University of Amsterdamhttp://www.uba.uva.nl@lukask

Linked Data and the Semantic Web – CIGS June 17 2011, Edinburgh

Linked Data and the Semantic Web – CIGS June 17 2011, Edinburgh

University library

Pilot project

Linking library catalogue data to theatre performance data

Dutch Digital Cultural Heritage Foundation DEN as instigator

http://den.nl/

Library of the University of Amsterdam Theatre Institute of The Netherlands

http://tin.nl/http://www.uba.uva.nl/

Linked Data and the Semantic Web – CIGS June 17 2011, Edinburgh

University library

Pilot Objectives

Proof of concept Gather experience Added value for customers Set an example Convince cultural heritage institutions Convince TIN, UBA management

Linked Data and the Semantic Web – CIGS June 17 2011, Edinburgh

University library

Why, what, how, what not, results, problems, solutions?

Linked Data and the Semantic Web – CIGS June 17 2011, Edinburgh

University library

Libraries are meant to be gateways to information

Linked Data and the Semantic Web – CIGS June 17 2011, Edinburgh

University library

Helping customers find information

Linked Data and the Semantic Web – CIGS June 17 2011, Edinburgh

University library

Information used to be stored in physical items books

journals cds

dvds

Linked Data and the Semantic Web – CIGS June 17 2011, Edinburgh

University library

Services for customersSupport finding informationGive access to information

WWW

Linked Data and the Semantic Web – CIGS June 17 2011, Edinburgh

University library

Information is everywhere, elsewhere

Linked Data and the Semantic Web – CIGS June 17 2011, Edinburgh

University library

People Objects Newspapers Museums Publishers Books Files Archives Libraries Digital Physical Images Text Memories Movies Music Sound Statistics Research Journals Data Maps Metadata Collections Buildings History Art Science Government Societies Stories Photos Reports Private Public Games Shows Education Nature Speech War Schools Love Theatre Poetry Location Fiction Facts Fantasy Animals

Linked Data and the Semantic Web – CIGS June 17 2011, Edinburgh

University library

Subject area

Theatre

Godot

Personal context

Library context

Different contexts

Ad Aerts (@adaerts)

Search

No connection

Linked Data and the Semantic Web – CIGS June 17 2011, Edinburgh

University library

Catalogue results

Linked Data and the Semantic Web – CIGS June 17 2011, Edinburgh

University library

Catalogue results

Linked Data and the Semantic Web – CIGS June 17 2011, Edinburgh

University library

Catalogue results

Library  catalogue = logistics and inventory system for storing and transporting physical items

Linked Data and the Semantic Web – CIGS June 17 2011, Edinburgh

University library

Catalogue results

Bibliographic metadata: description of physical attributes, location, availability

Linked Data and the Semantic Web – CIGS June 17 2011, Edinburgh

University library

Nothing about the content

Linked Data and the Semantic Web – CIGS June 17 2011, Edinburgh

University library

Library delivery

Linked Data and the Semantic Web – CIGS June 17 2011, Edinburgh

University library

Theatre play

Samuel Beckett

En attendant Godot (1949)

Waiting for Godot – a tragicomedy in two acts (1952)

A country road

A tree

Evening

Men in bowler hats

Linked Data and the Semantic Web – CIGS June 17 2011, Edinburgh

University library

Theatre context

PARADOXKey concept: The Performance

Nothing remains, except ‘residuals’/’waste products’:

Memories

Souvenir brochures

Recordings

Objects

Texts

Reviews

Metadata

Linked Data and the Semantic Web – CIGS June 17 2011, Edinburgh

University library

Theatre context

http://theaterinstituut.adlibsoft.com/

Linked Data and the Semantic Web – CIGS June 17 2011, Edinburgh

University library

Theatre context

Linked Data and the Semantic Web – CIGS June 17 2011, Edinburgh

University library

Theatre context

Linked Data and the Semantic Web – CIGS June 17 2011, Edinburgh

University library

Can we connect both contexts using linked data?

Linked Data and the Semantic Web – CIGS June 17 2011, Edinburgh

University library

Two sides

PublishUse

Linked Data and the Semantic Web – CIGS June 17 2011, Edinburgh

University library

Publishing linked data

URIs for all things

Preferably persistent

Return data in ‘machine readable format’

Triples/RDF/etc.

Vocabulary/ontology

Linked Data and the Semantic Web – CIGS June 17 2011, Edinburgh

University library

Using linked data

1. Construct URIs based on native metadata

2. Process returned RDF/Triples/etc.

3. Present results

Linked Data and the Semantic Web – CIGS June 17 2011, Edinburgh

University library

A theatre play data model

‘Play’

Linked Data and the Semantic Web – CIGS June 17 2011, Edinburgh

University library

Theatre Things (Entities)

Authors, actors, producers, etc. (persons) Plays (shows)

Productions

Performances Digital objects

Photos, posters, sound, video Physical objects

Costumes, scenery, models, posters, photos, sound, video …

Linked Data and the Semantic Web – CIGS June 17 2011, Edinburgh

University library

Library Things (Entities)

Authors (persons) Books/holdings/items (plays)

Linked Data and the Semantic Web – CIGS June 17 2011, Edinburgh

University library

MatchingLibrary catalogue results – Theatre production database results

Linked Data and the Semantic Web – CIGS June 17 2011, Edinburgh

University library

What we made

Linked Data and the Semantic Web – CIGS June 17 2011, Edinburgh

University library

How we did it URIs from TIN database

<base-url>/person/<personname>

<base-url>/title/<personname>/<title>

<base-url>/production/<personname>/<title>/<opening date>

Requested by OPAC

Returned by TINTogether with data

Linked Data and the Semantic Web – CIGS June 17 2011, Edinburgh

University library

How we did it - URIs

<base-url>/person/Beckett, Samuel

<base-url>/title/Beckett, Samuel/Waiting for Godot

JavaScript/JQuery

HTML

Linked Data and the Semantic Web – CIGS June 17 2011, Edinburgh

University library

How we did it – JavaScript/JQuery<base-url>/person/Beckett, Samuel

<base-url>/title/Beckett, Samuel/Waiting for Godot

<base-url>/production/Beckett, Samuel/Waiting for Godot/1988-11-22/6750

JavaScript/JQuery

Linked Data and the Semantic Web – CIGS June 17 2011, Edinburgh

University library

Problems No common identifiers

Aleph key ≠ key No internal links to common entity

No central “Work” String matching

Author: ‘Samuel Beckett’- ‘Beckett, Samuel’

Title: ‘Waiting for Godot’ –’En attendant Godot’ Copyright

Photos, videos, audio, artwork

Linked Data and the Semantic Web – CIGS June 17 2011, Edinburgh

University library

Identifiers/URIs/String matching

/title/Beckett, Samuel/Waiting for Godot

/title/Beckett, Samuel/Waiting for Godot : a tragicomedy in two acts

/title/Beckett, Samuel/En attendant Godot : pièce en deux actes

/title/Beckett, Samuel/Wachten op Godot

/title/Beckett, Samuel/Waiting for Godot

/title/Beckett, Samuel/Waiting For Godot

/title/Beckett, Samuel/Wachten op Godot

/title/Beckett, Samuel/Wachtend op Godot

/title/Beckett, Samuel/Wachten op Godot (De favorieten)

/title/Beckett, Samuel/Wachten op Godot (eerste bedrijf)

/title/Beckett, Samuel/En attendant Godot

/title/Beckett, Samuel/Warten auf Godot

Linked Data and the Semantic Web – CIGS June 17 2011, Edinburgh

University library

Solutions?

Add links:

Internally: FRBR

Externally: Authority files Smart string matching? Manually? External broker mechanism

Linked Data and the Semantic Web – CIGS June 17 2011, Edinburgh

University library

Links: FRBR, and more

Waiting for Godot

Wachtenop Godot (NL)

En attendantGodot (FR)

Production2009

Production2010

Performance 1

Performance 2

Performance 3

Manifestation

Item

Work

Expression

1st Edition2007

2nd Edition2010

Copy 1

Copy 2

Copy 3

Theatre Text/Publisher/Library

FRBR

Videoregistration

Article

Scene 1

Scene 2

Scene 3

Photo

LibraryCatalogue

Linked Data and the Semantic Web – CIGS June 17 2011, Edinburgh

University library

Ideally….

Linked Data and the Semantic Web – CIGS June 17 2011, Edinburgh

University library

Current situation

Implicit relations

Linked Data and the Semantic Web – CIGS June 17 2011, Edinburgh

University library

Legacy systems => Linked Data

Make implicit relations explicit

Use external authority files

Linked Data and the Semantic Web – CIGS June 17 2011, Edinburgh

University library

‘1st edition 1956, 1st print of this edition 1965’

‘Original title: En attendant Godot’

Links as text strings

Linked Data and the Semantic Web – CIGS June 17 2011, Edinburgh

University library

MARCMARC record:- Identifiers to union catalogue records- Subfields with Autor name; Main title

Linked Data and the Semantic Web – CIGS June 17 2011, Edinburgh

University library

JavaScript/JQueryHTML

<base-url>/person/Beckett, Samuel

<base-url>/title/Beckett, Samuel/Waiting for Godot

<base-url>/person/068463928

<base-url>/title/841548528

Linked Data and the Semantic Web – CIGS June 17 2011, Edinburgh

University library

$8 – Field link and sequence numberIdentifies linked fields and may also propose a sequence for the linked fields. Subfield $8 may be repeated to link a field to one or more other group of fieldshttp://www.loc.gov/marc/bibliographic/ecbdcntf.html

Linked Data and the Semantic Web – CIGS June 17 2011, Edinburgh

University library

Linked Data and the Semantic Web – CIGS June 17 2011, Edinburgh

University library

Linked Data and the Semantic Web – CIGS June 17 2011, Edinburgh

University library

Worldcat Identities

Dutch Union CataloguePICA - OCLC

Digital Author Identifier

Linked Data and the Semantic Web – CIGS June 17 2011, Edinburgh

University library

Linked Data and the Semantic Web – CIGS June 17 2011, Edinburgh

University library

Linked Data and the Semantic Web – CIGS June 17 2011, Edinburgh

University library

Dutch Union CataloguePICA - OCLC

Linked Data and the Semantic Web – CIGS June 17 2011, Edinburgh

University library

Linked Data and the Semantic Web – CIGS June 17 2011, Edinburgh

University library

Linked Data and the Semantic Web – CIGS June 17 2011, Edinburgh

University library

Linked Data and the Semantic Web – CIGS June 17 2011, Edinburgh

University library

Linked Data and the Semantic Web – CIGS June 17 2011, Edinburgh

University library

Cataloguing: linking

FRBR

Author

Work

RDA

Author

Work