Chirk Aqueduct
E615598
Chirk Aqueduct is a historic early-19th-century navigable aqueduct in Wales, designed by Thomas Telford to carry the Llangollen Canal across the River Ceiriog near the town of Chirk.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Chirk Aqueduct canonical | 4 |
How this entity was disambiguated
This entity first appeared as the object of triple T6728943 — 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: Chirk Aqueduct Context triple: [Chirk, hasHeritageSite, Chirk Aqueduct]
-
A.
Wigwell Aqueduct
Wigwell Aqueduct is a historic stone-built waterway structure in Derbyshire, England, carrying the Cromford Canal over the Wigwell valley.
-
B.
Echo Bridge aqueduct
Echo Bridge aqueduct is a historic 19th-century masonry bridge and former water-carrying structure in Massachusetts, notable for its impressive stone arches and scenic views over the Charles River.
-
C.
Ewood Aqueduct
Ewood Aqueduct is a historic waterway structure in Lancashire, England, that carries the Leeds and Liverpool Canal over the River Darwen.
-
D.
Kelvin Aqueduct
Kelvin Aqueduct is a historic canal aqueduct in Glasgow, Scotland, that carries the Forth and Clyde Canal over the River Kelvin.
-
E.
Lune Aqueduct
Lune Aqueduct is a historic 18th-century stone aqueduct in Lancaster, England, renowned for carrying the canal high over the River Lune with a series of impressive arches.
- 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: Chirk Aqueduct Target entity description: Chirk Aqueduct is a historic early-19th-century navigable aqueduct in Wales, designed by Thomas Telford to carry the Llangollen Canal across the River Ceiriog near the town of Chirk.
-
A.
Wigwell Aqueduct
Wigwell Aqueduct is a historic stone-built waterway structure in Derbyshire, England, carrying the Cromford Canal over the Wigwell valley.
-
B.
Echo Bridge aqueduct
Echo Bridge aqueduct is a historic 19th-century masonry bridge and former water-carrying structure in Massachusetts, notable for its impressive stone arches and scenic views over the Charles River.
-
C.
Ewood Aqueduct
Ewood Aqueduct is a historic waterway structure in Lancashire, England, that carries the Leeds and Liverpool Canal over the River Darwen.
-
D.
Kelvin Aqueduct
Kelvin Aqueduct is a historic canal aqueduct in Glasgow, Scotland, that carries the Forth and Clyde Canal over the River Kelvin.
-
E.
Lune Aqueduct
Lune Aqueduct is a historic 18th-century stone aqueduct in Lancaster, England, renowned for carrying the canal high over the River Lune with a series of impressive arches.
- F. None of above. chosen
Statements (45)
| Predicate | Object |
|---|---|
| instanceOf |
Grade II* listed building
ⓘ
navigable aqueduct ⓘ scheduled monument ⓘ |
| archType | masonry arches ⓘ |
| builtFor | Ellesmere Canal Company NERFINISHED ⓘ |
| carries | Llangollen Canal NERFINISHED ⓘ |
| category |
Aqueducts in Wales
ⓘ
Bridges in Wrexham County Borough ⓘ Works of Thomas Telford NERFINISHED ⓘ |
| coEngineer | William Jessop NERFINISHED ⓘ |
| constructionEnd | 1801 ⓘ |
| constructionStart | 1796 ⓘ |
| country | Wales ⓘ |
| crosses | River Ceiriog NERFINISHED ⓘ |
| designer | Thomas Telford NERFINISHED ⓘ |
| engineer | Thomas Telford NERFINISHED ⓘ |
| hasHeight |
about 21 metres
ⓘ
about 70 feet ⓘ |
| hasHeritageStatus | important example of early 19th-century civil engineering ⓘ |
| hasLength |
about 710 feet
ⓘ
approximately 220 metres ⓘ |
| hasParapet | stone parapets ⓘ |
| hasTrough | cast-iron trough ⓘ |
| heritageDesignation |
Grade II* listed building
ⓘ
scheduled monument ⓘ |
| locatedIn |
Chirk
NERFINISHED
ⓘ
United Kingdom ⓘ Wales ⓘ Wrexham County Borough NERFINISHED ⓘ |
| locatedNear |
Chirk Tunnel
NERFINISHED
ⓘ
England–Wales border NERFINISHED ⓘ |
| maintainedBy | Canal & River Trust NERFINISHED ⓘ |
| material |
cast iron
ⓘ
stone ⓘ |
| near | Chirk Viaduct NERFINISHED ⓘ |
| numberOfArches | 10 ⓘ |
| openingDate | 1801 ⓘ |
| parallelTo | Chirk Viaduct NERFINISHED ⓘ |
| partOf |
Ellesmere Canal system
NERFINISHED
ⓘ
Llangollen Canal NERFINISHED ⓘ |
| region | North Wales NERFINISHED ⓘ |
| usedFor |
boat traffic
ⓘ
narrowboat navigation ⓘ recreational boating ⓘ |
| waterway | Llangollen Canal NERFINISHED ⓘ |
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: Chirk Aqueduct Description of subject: Chirk Aqueduct is a historic early-19th-century navigable aqueduct in Wales, designed by Thomas Telford to carry the Llangollen Canal across the River Ceiriog near the town of Chirk.
Referenced by (4)
Full triples — surface form annotated when it differs from this entity's canonical label.