UK Parliament Ontologies

Work in progress to design data models for UK Parliament (and hopefully beyond).

Table of Contents

  1. Agency ontology

    Provides a basic model of people, groups, memberships, positions, and roles

  2. Concept ontology

    SKOS-like model for library subject terms (concepts)

  3. Contact point ontology

    Model to handle the contractibility of things. Postal addresses, phone numbers, emails etc.

  4. Core ontology

    Provides a set of common properties available for use by other models. Includes modelling for basic web links and alternative identifier schemes

  5. Election ontology

    Basic model for individual elections (e.g. a constituency election) and groups of elections (e.g. a general election) alongside some electorate and constituency modelling

  6. Formal body affiliation ontology

    Adds some specialised classes to the agency model to capture specific types of affiliations to and positions in formal bodies (committee like groups)

  7. House membership ontology

    Provides a model to assign a member to a house (e.g. House of Commons or House of Lords in the UK) via a house seat, alongside some links to interruptions of incumbency (leave of absence etc)

  8. Petition ontology

    A basic model to allow for the subject indexing of petitions

  9. Place ontology

    Model for geographic spaces

  10. Political bloc ontology

    Includes political parties, memberships and whippings

  11. Time period ontology

    Model for Parliamentary and associated time periods


  1. Christopher Alcock
  2. Silver Oliver
  3. Michael Smethurst
  4. Anya Somerville
  5. Ben Woodhams


  1. Trello board
  2. Website URLs
  3. Modelling Parliaments (blog post)
  4. Domain models (GitHub)
  5. @ukparlidata (Twitter)