Precision Steel Warehouse, Inc.
E1030203
Precision Steel Warehouse, Inc. is a steel processing and distribution company that operates as a subsidiary within the Wesco Financial corporate group.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Precision Steel Warehouse, Inc. canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T13273372 — 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: Precision Steel Warehouse, Inc. Context triple: [Wesco Financial Corporation, owned, Precision Steel Warehouse, Inc.]
-
A.
Allied Structural Steel Company
Allied Structural Steel Company was a U.S. steel fabrication firm best known for its role as the petitioner in the landmark 1978 Supreme Court case Allied Structural Steel Co. v. Spannaus concerning the Contract Clause.
-
B.
Union Steel
Union Steel was an American steel company historically associated with industrialist and financier Andrew W. Mellon.
-
C.
American Steel and Wire Company
American Steel and Wire Company was a major U.S. steel and wire manufacturer that played a significant role in the nation’s industrial expansion in the late 19th and early 20th centuries.
-
D.
Federal Steel Company
Federal Steel Company was a major late-19th-century American steel producer that became one of the principal constituents of the newly formed United States Steel Corporation.
-
E.
Lukens Steel Company
Lukens Steel Company is a historic American steel manufacturer known for producing large steel plates and playing a central role in the industrial development of Coatesville, Pennsylvania.
- 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: Precision Steel Warehouse, Inc. Target entity description: Precision Steel Warehouse, Inc. is a steel processing and distribution company that operates as a subsidiary within the Wesco Financial corporate group.
-
A.
Allied Structural Steel Company
Allied Structural Steel Company was a U.S. steel fabrication firm best known for its role as the petitioner in the landmark 1978 Supreme Court case Allied Structural Steel Co. v. Spannaus concerning the Contract Clause.
-
B.
Union Steel
Union Steel was an American steel company historically associated with industrialist and financier Andrew W. Mellon.
-
C.
American Steel and Wire Company
American Steel and Wire Company was a major U.S. steel and wire manufacturer that played a significant role in the nation’s industrial expansion in the late 19th and early 20th centuries.
-
D.
Federal Steel Company
Federal Steel Company was a major late-19th-century American steel producer that became one of the principal constituents of the newly formed United States Steel Corporation.
-
E.
Lukens Steel Company
Lukens Steel Company is a historic American steel manufacturer known for producing large steel plates and playing a central role in the industrial development of Coatesville, Pennsylvania.
- F. None of above. chosen
Statements (9)
| Predicate | Object |
|---|---|
| instanceOf |
company
ⓘ
steel distribution company ⓘ steel processing company ⓘ |
| businessActivity |
steel distribution
ⓘ
steel processing ⓘ |
| industry | steel ⓘ |
| memberOf |
Wesco Financial corporate group
ⓘ
linked to:
Wesco Financial Corporation
|
| parentCompany | Wesco Financial Corporation ⓘ |
| subsidiaryOf | Wesco Financial Corporation ⓘ |
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: Precision Steel Warehouse, Inc. Description of subject: Precision Steel Warehouse, Inc. is a steel processing and distribution company that operates as a subsidiary within the Wesco Financial corporate group.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.