Sirhowy Ironworks (remains)
E550400
Sirhowy Ironworks (remains) is the preserved site of a historic 18th–19th century ironworks that played a key role in the early industrial development of the Tredegar area in Wales.
All labels observed (2)
| Label | Occurrences |
|---|---|
| Sirhowy Ironworks | 2 |
| Sirhowy Ironworks (remains) canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T5860812 — 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: Sirhowy Ironworks (remains) Context triple: [Tredegar, hasLandmark, Sirhowy Ironworks (remains)]
-
A.
Blaenavon Ironworks
Blaenavon Ironworks is a historically significant 18th–19th century ironworks in Wales that played a key role in the Industrial Revolution and forms part of a UNESCO World Heritage Site.
-
B.
Ebbw Vale Steelworks site
The Ebbw Vale Steelworks site is a former major steel production complex in South Wales that played a central role in the region’s industrial history and has since been redeveloped for mixed community and heritage uses.
-
C.
Bersham Ironworks
Bersham Ironworks was a pioneering 18th-century ironworks in Wales, renowned for its role in the early Industrial Revolution and its association with ironmaster John Wilkinson.
-
D.
Cyfarthfa Ironworks
Cyfarthfa Ironworks was one of the most important 19th-century ironworks in Wales, central to Merthyr Tydfil’s rise as a major industrial center during the Industrial Revolution.
-
E.
Geevor Tin Mine
Geevor Tin Mine is a historic former tin mining site in Cornwall, England, now operating as a museum and heritage attraction showcasing the region’s mining history.
- 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: Sirhowy Ironworks (remains) Target entity description: Sirhowy Ironworks (remains) is the preserved site of a historic 18th–19th century ironworks that played a key role in the early industrial development of the Tredegar area in Wales.
-
A.
Blaenavon Ironworks
Blaenavon Ironworks is a historically significant 18th–19th century ironworks in Wales that played a key role in the Industrial Revolution and forms part of a UNESCO World Heritage Site.
-
B.
Ebbw Vale Steelworks site
The Ebbw Vale Steelworks site is a former major steel production complex in South Wales that played a central role in the region’s industrial history and has since been redeveloped for mixed community and heritage uses.
-
C.
Bersham Ironworks
Bersham Ironworks was a pioneering 18th-century ironworks in Wales, renowned for its role in the early Industrial Revolution and its association with ironmaster John Wilkinson.
-
D.
Cyfarthfa Ironworks
Cyfarthfa Ironworks was one of the most important 19th-century ironworks in Wales, central to Merthyr Tydfil’s rise as a major industrial center during the Industrial Revolution.
-
E.
Geevor Tin Mine
Geevor Tin Mine is a historic former tin mining site in Cornwall, England, now operating as a museum and heritage attraction showcasing the region’s mining history.
- F. None of above. chosen
Statements (47)
| Predicate | Object |
|---|---|
| instanceOf |
industrial archaeological site
ⓘ
ironworks ⓘ scheduled monument ⓘ |
| associatedWith |
development of Tredegar Ironworks
ⓘ
growth of Tredegar town ⓘ |
| category |
Industrial heritage of Wales
ⓘ
Ruined industrial buildings in Wales ⓘ |
| constructionStart | late 18th century ⓘ |
| country | Wales ⓘ |
| currentUse | preserved historic site ⓘ |
| function |
producing pig iron
ⓘ
smelting iron ore ⓘ |
| hasConservationStatus | protected ⓘ |
| hasPart |
blast furnaces
ⓘ
casting houses ⓘ charging bank ⓘ retaining walls ⓘ tramroad remains ⓘ water management features ⓘ |
| heritageDesignation | Scheduled Monument ⓘ |
| heritageDesignationBy | Cadw NERFINISHED ⓘ |
| heritageDesignationCountry | Wales NERFINISHED ⓘ |
| industry | iron production ⓘ |
| inUseDuring |
18th century
ⓘ
19th century ⓘ |
| locatedIn |
Blaenau Gwent
NERFINISHED
ⓘ
Sirhowy Valley NERFINISHED ⓘ South Wales NERFINISHED ⓘ Tredegar NERFINISHED ⓘ United Kingdom ⓘ |
| locatedNear | Tredegar town centre NERFINISHED ⓘ |
| locatedOnWatercourse | Sirhowy River NERFINISHED ⓘ |
| managedBy | local authority ⓘ |
| material |
brick
ⓘ
iron ⓘ stone ⓘ |
| notableFeature |
substantial masonry structures
ⓘ
surviving furnace arches ⓘ |
| openToPublic | yes ⓘ |
| partOf | South Wales iron industry NERFINISHED ⓘ |
| preservationObjective | conserve remains of historic ironworks ⓘ |
| region | Valleys of South Wales NERFINISHED ⓘ |
| significantFor |
early industrial development of Tredegar
ⓘ
history of ironmaking in South Wales ⓘ |
| significantPeriod | Industrial Revolution NERFINISHED ⓘ |
| transportLink |
Sirhowy Tramroad
NERFINISHED
ⓘ
historic tramroads ⓘ |
How these facts were elicited
The pipeline generated the facts above by prompting gpt-5.1 with this entity's name + description and the instruction below.
Instruction
You are a knowledge base construction expert. Given a subject entity and a description of it, return factual statements that you know for the subject as a JSON list of dictionaries(triples), where keys must be "subject", "predicate" and "object". The number of facts may be very high, between 25 to 50 or more, for very popular subjects. For less popular subjects, the number of facts can be very low, like 5 or 10. # Requirements - If you don't know the subject at all, return an empty list. - If the subject is not a named entity, return an empty list. - Include at least one triple where predicate is "instanceOf". - Do not get too wordy. - Separate several objects into multiple triples with one object.
Input
Subject: Sirhowy Ironworks (remains) Description of subject: Sirhowy Ironworks (remains) is the preserved site of a historic 18th–19th century ironworks that played a key role in the early industrial development of the Tredegar area in Wales.
Referenced by (3)
Full triples — surface form annotated when it differs from this entity's canonical label.
this entity surface form:
Sirhowy Ironworks
this entity surface form:
Sirhowy Ironworks