Collyhurst sandstone
E99502
Collyhurst sandstone is a distinctive red Triassic sandstone historically quarried in Manchester, England, and widely used in local building and architectural stonework.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Collyhurst sandstone canonical | 2 |
How this entity was disambiguated
This entity first appeared as the object of triple T843335 — 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: Collyhurst sandstone Context triple: [Collyhurst, knownFor, Collyhurst sandstone]
-
A.
Portland stone
Portland stone is a durable, fine-grained limestone from the Isle of Portland in Dorset, England, widely used as a prestigious building material in British architecture.
-
B.
Millstone Grit
Millstone Grit is a coarse-grained Carboniferous sandstone formation in northern England, notably forming the rugged moorland landscapes of the Pennines.
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C.
Bedford limestone
Bedford limestone is a high-quality, fine-grained building stone from southern Indiana widely used in prominent architectural landmarks across the United States.
-
D.
Aquia Creek sandstone
Aquia Creek sandstone is a historically significant building stone quarried in Virginia, widely known for its use in early U.S. federal architecture including the White House and the Capitol.
-
E.
Tuckahoe marble
Tuckahoe marble is a high-quality white to gray dolomitic marble historically quarried in Westchester County, New York, widely used in prominent 19th-century American buildings and monuments.
- 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: Collyhurst sandstone Target entity description: Collyhurst sandstone is a distinctive red Triassic sandstone historically quarried in Manchester, England, and widely used in local building and architectural stonework.
-
A.
Portland stone
Portland stone is a durable, fine-grained limestone from the Isle of Portland in Dorset, England, widely used as a prestigious building material in British architecture.
-
B.
Millstone Grit
Millstone Grit is a coarse-grained Carboniferous sandstone formation in northern England, notably forming the rugged moorland landscapes of the Pennines.
-
C.
Bedford limestone
Bedford limestone is a high-quality, fine-grained building stone from southern Indiana widely used in prominent architectural landmarks across the United States.
-
D.
Aquia Creek sandstone
Aquia Creek sandstone is a historically significant building stone quarried in Virginia, widely known for its use in early U.S. federal architecture including the White House and the Capitol.
-
E.
Tuckahoe marble
Tuckahoe marble is a high-quality white to gray dolomitic marble historically quarried in Westchester County, New York, widely used in prominent 19th-century American buildings and monuments.
- F. None of above. chosen
Statements (20)
| Predicate | Object |
|---|---|
| instanceOf |
Triassic sandstone
ⓘ
building stone ⓘ sandstone ⓘ |
| associatedWith | local building traditions in Manchester ⓘ |
| color | red ⓘ |
| country |
England
ⓘ
United Kingdom ⓘ |
| geologicalPeriod | Triassic ⓘ |
| geologicalSetting | Triassic sedimentary basin of northwest England ⓘ |
| historicallyQuarried | true ⓘ |
| lithology | sandstone ⓘ |
| material | sedimentary rock ⓘ |
| namedAfter |
Collyhurst
ⓘ
surface form:
Collyhurst district of Manchester
|
| notableProperty | distinctive red coloration ⓘ |
| quarriedIn |
Collyhurst
ⓘ
Manchester ⓘ |
| region | North West England ⓘ |
| usedFor |
architectural stonework
ⓘ
building stonework ⓘ |
| usedIn | Manchester architecture ⓘ |
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: Collyhurst sandstone Description of subject: Collyhurst sandstone is a distinctive red Triassic sandstone historically quarried in Manchester, England, and widely used in local building and architectural stonework.
Referenced by (2)
Full triples — surface form annotated when it differs from this entity's canonical label.