Worthington Pump Works
E224575
Worthington Pump Works was an industrial manufacturing company founded by engineer Henry Rossiter Worthington, best known for producing innovative steam and hydraulic pumps used in waterworks and other heavy-duty applications.
All labels observed (4)
| Label | Occurrences |
|---|---|
| Worthington Pump Works canonical | 2 |
| H. R. Worthington company | 1 |
| Worthington Pumping Engine Company | 1 |
| Worthington duplex steam pump | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T2017650 — 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: Worthington Pump Works Context triple: [Henry Rossiter Worthington, employer, Worthington Pump Works]
-
A.
Sloan Valve Company
Sloan Valve Company is an American manufacturer best known for its commercial plumbing products, particularly flush valves and water-efficient fixtures used in public and institutional restrooms.
-
B.
Dickson Manufacturing Company
Dickson Manufacturing Company was a historic American builder of steam locomotives and industrial machinery that later became part of the American Locomotive Company through merger.
-
C.
Cooke Locomotive and Machine Works
Cooke Locomotive and Machine Works was a prominent 19th-century American manufacturer of steam locomotives that later became part of the American Locomotive Company (ALCO).
-
D.
Steward Machine Company
Steward Machine Company was an American manufacturing firm best known for its role as the petitioner in the landmark 1937 U.S. Supreme Court case Steward Machine Co. v. Davis, which upheld key provisions of the Social Security Act.
-
E.
J.G. Brill Company
J.G. Brill Company was a prominent American manufacturer of streetcars and other railway vehicles that played a major role in early urban transit development.
- 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: Worthington Pump Works Target entity description: Worthington Pump Works was an industrial manufacturing company founded by engineer Henry Rossiter Worthington, best known for producing innovative steam and hydraulic pumps used in waterworks and other heavy-duty applications.
-
A.
Sloan Valve Company
Sloan Valve Company is an American manufacturer best known for its commercial plumbing products, particularly flush valves and water-efficient fixtures used in public and institutional restrooms.
-
B.
Dickson Manufacturing Company
Dickson Manufacturing Company was a historic American builder of steam locomotives and industrial machinery that later became part of the American Locomotive Company through merger.
-
C.
Cooke Locomotive and Machine Works
Cooke Locomotive and Machine Works was a prominent 19th-century American manufacturer of steam locomotives that later became part of the American Locomotive Company (ALCO).
-
D.
Steward Machine Company
Steward Machine Company was an American manufacturing firm best known for its role as the petitioner in the landmark 1937 U.S. Supreme Court case Steward Machine Co. v. Davis, which upheld key provisions of the Social Security Act.
-
E.
J.G. Brill Company
J.G. Brill Company was a prominent American manufacturer of streetcars and other railway vehicles that played a major role in early urban transit development.
- F. None of above. chosen
Statements (19)
| Predicate | Object |
|---|---|
| instanceOf |
engineer
ⓘ
industrial manufacturing company ⓘ pump manufacturer ⓘ |
| countryOfOrigin |
United States of America
ⓘ
surface form:
United States
|
| foundedBy | Henry Rossiter Worthington ⓘ |
| industry | manufacturing ⓘ |
| knownFor |
design of steam pumps
ⓘ
founding Worthington Pump Works ⓘ innovative hydraulic pumps ⓘ innovative steam pumps ⓘ |
| namedAfter | Henry Rossiter Worthington ⓘ |
| occupation | engineer ⓘ |
| product |
heavy-duty pumps
ⓘ
hydraulic pumps ⓘ steam pumps ⓘ waterworks pumps ⓘ |
| usedIn |
heavy-duty applications
ⓘ
industrial applications ⓘ waterworks ⓘ |
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: Worthington Pump Works Description of subject: Worthington Pump Works was an industrial manufacturing company founded by engineer Henry Rossiter Worthington, best known for producing innovative steam and hydraulic pumps used in waterworks and other heavy-duty applications.
Referenced by (5)
Full triples — surface form annotated when it differs from this entity's canonical label.
this entity surface form:
H. R. Worthington company
this entity surface form:
Worthington duplex steam pump
this entity surface form:
Worthington Pumping Engine Company