Tŷ Hywel, Cardiff Bay

E29638

government building office building parliamentary office building

Tŷ Hywel in Cardiff Bay is a key government office building that houses members and staff of the Senedd (Welsh Parliament) and supports the work of the Welsh Government.

Try in SPARQL Jump to: Surface forms Disambiguation Statements Elicitation Referenced by

All labels observed (3)

Label	Occurrences
County Hall, Cardiff Bay	1
Senedd building	1
Tŷ Hywel, Cardiff Bay canonical	1

How this entity was disambiguated

This entity first appeared as the object of triple T219395 — resolving that mention is where its identity was fixed. The disambiguator weighed these candidate entities and picked the highlighted one (or “None”, minting a new entity). This is how homonymy is resolved: the same surface form can point to different entities.

NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07

Target entity: Tŷ Hywel, Cardiff Bay
Context triple: [Welsh Government, hasBuilding, Tŷ Hywel, Cardiff Bay]

A. Cardiff Castle
Cardiff Castle is a historic medieval and Victorian-era fortress and mansion located in the heart of Cardiff, Wales, known for its Roman origins and ornate Gothic Revival architecture.
B. Cathays Park, Cardiff
Cathays Park in Cardiff is a central civic and administrative district that houses major government buildings, including the main offices of the Welsh Government.
C. National Museum Cardiff
National Museum Cardiff is a major Welsh national museum in Cardiff renowned for its art, natural history, and archaeology collections.
D. Wales Millennium Centre
Wales Millennium Centre is a major performing arts complex and cultural landmark in Cardiff, renowned for hosting theatre, opera, dance, and music events.
E. Port Talbot
Port Talbot is an industrial town and port in South Wales, best known for its large steelworks and coastal location on Swansea Bay.
F. None of above. chosen
G. Unsure - the case is ambiguous/there is not enough information to decide.

NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07

Target entity: Tŷ Hywel, Cardiff Bay
Target entity description: Tŷ Hywel in Cardiff Bay is a key government office building that houses members and staff of the Senedd (Welsh Parliament) and supports the work of the Welsh Government.

A. Cardiff Castle
Cardiff Castle is a historic medieval and Victorian-era fortress and mansion located in the heart of Cardiff, Wales, known for its Roman origins and ornate Gothic Revival architecture.
B. Cathays Park, Cardiff
Cathays Park in Cardiff is a central civic and administrative district that houses major government buildings, including the main offices of the Welsh Government.
C. National Museum Cardiff
National Museum Cardiff is a major Welsh national museum in Cardiff renowned for its art, natural history, and archaeology collections.
D. Wales Millennium Centre
Wales Millennium Centre is a major performing arts complex and cultural landmark in Cardiff, renowned for hosting theatre, opera, dance, and music events.
E. Port Talbot
Port Talbot is an industrial town and port in South Wales, best known for its large steelworks and coastal location on Swansea Bay.
F. None of above. chosen

Statements (48)

Predicate	Object
instanceOf	government building ⓘ office building ⓘ parliamentary office building ⓘ
adjacentTo	Senedd building ⓘ linked to: Senedd Wales Millennium Centre ⓘ
associatedWith	National Assembly for Wales ⓘ linked to: Senedd Welsh political institutions ⓘ devolution in Wales ⓘ
category	Buildings and structures in Cardiff Bay ⓘ Government buildings in Wales ⓘ Politics of Wales ⓘ
country	United Kingdom ⓘ
formerlyKnownAs	Crickhowell House ⓘ
hasAccessibility	public access subject to security controls ⓘ
hasAddressLocality	Cardiff Bay ⓘ linked to: Cardiff Bay waterfront
hasFunction	accommodation for Members of the Senedd ⓘ administrative support for the Senedd ⓘ committee rooms ⓘ meeting and conference facilities ⓘ offices for political groups ⓘ offices for support staff ⓘ
hasJurisdiction	Wales ⓘ
hasLanguage	English ⓘ Welsh ⓘ
hasNeighbour	Pierhead Building ⓘ Senedd building ⓘ linked to: Senedd
hasSecurity	parliamentary security arrangements ⓘ
houses	Members of the Senedd ⓘ linked to: Senedd Senedd staff ⓘ
locatedIn	Cardiff ⓘ Cardiff Bay ⓘ linked to: Cardiff Bay waterfront Wales ⓘ
locatedOn	Pierhead Street ⓘ
managedBy	Senedd Commission ⓘ
namedAfter	Hywel Dda ⓘ
near	Cardiff Bay railway station ⓘ Cardiff city centre ⓘ linked to: Cardiff
ownedBy	Welsh Government ⓘ
partOf	Cardiff Bay redevelopment area ⓘ linked to: Cardiff Bay waterfront
region	Cardiff Bay waterfront ⓘ
servesAs	office building for the Senedd ⓘ office building for the Welsh Government ⓘ office building for the Welsh Parliament ⓘ
usedBy	Senedd Commission ⓘ Welsh Government civil servants ⓘ
usedFor	supporting the work of the Senedd ⓘ supporting the work of the Welsh Government ⓘ
usedSince	1999 as offices for the National Assembly for Wales ⓘ

How these facts were elicited

Referenced by (3)

Full triples — surface form annotated when it differs from this entity's canonical label.

Welsh Government → hasBuilding → Tŷ Hywel, Cardiff Bay ⓘ

Senedd → meetingPlace → Senedd building ⓘ

linked to: Tŷ Hywel, Cardiff Bay

Cardiff Council → seatOfGovernment → County Hall, Cardiff Bay ⓘ