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. Event ontology

    Basic event model handling calendar events and business items

  7. Formal body ontology

    Describes the core model for formal bodies, committees and committee like things

  8. 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)

  9. Government organisation ontology

    Adds some specialised classes to the agency model to capture specific types of incumbencies, positions and groups

  10. 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)

  11. Laying ontology

    A model to describe the presentation of papers before a House

  12. Petition ontology

    A basic model to allow for the subject indexing of petitions

  13. Place ontology

    Model for geographic spaces

  14. Political bloc ontology

    Includes political parties, memberships and whippings

  15. Question and answer ontology

    Model for questions, assignment to answering bodies and answers. Covers parliamentary questions (both oral and written), urgent questions, private notice questions and business questions

  16. Submission ontology

    Model for calls for submissions into Parliament

  17. Tabling ontology

    Model for capturing acts of tabling business into a House

  18. 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)