Speth
E842145
Speth is a surname most notably associated with James Gustave Speth, an American environmental lawyer, advocate, and former dean of the Yale School of Forestry & Environmental Studies.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Speth canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T10111218 — 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: Speth Context triple: [James Gustave Speth, familyName, Speth]
-
A.
Spratt
Spratt is a surname of English origin borne by various notable individuals across politics, sports, and the arts.
-
B.
Scheer
Scheer is a German surname most notably associated with Reinhard Scheer, a high-ranking Imperial German Navy admiral during World War I.
-
C.
Spaak
Spaak is a Belgian surname most notably associated with Paul-Henri Spaak, a key statesman and founding figure of European integration.
-
D.
Dirksen
Dirksen is a surname most notably associated with Everett Dirksen, a prominent mid-20th-century American politician and U.S. Senate Minority Leader.
-
E.
Groysman
Groysman is a Ukrainian surname most prominently associated with Volodymyr Groysman, a former Prime Minister of Ukraine.
- 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: Speth Target entity description: Speth is a surname most notably associated with James Gustave Speth, an American environmental lawyer, advocate, and former dean of the Yale School of Forestry & Environmental Studies.
-
A.
Spratt
Spratt is a surname of English origin borne by various notable individuals across politics, sports, and the arts.
-
B.
Scheer
Scheer is a German surname most notably associated with Reinhard Scheer, a high-ranking Imperial German Navy admiral during World War I.
-
C.
Spaak
Spaak is a Belgian surname most notably associated with Paul-Henri Spaak, a key statesman and founding figure of European integration.
-
D.
Dirksen
Dirksen is a surname most notably associated with Everett Dirksen, a prominent mid-20th-century American politician and U.S. Senate Minority Leader.
-
E.
Groysman
Groysman is a Ukrainian surname most prominently associated with Volodymyr Groysman, a former Prime Minister of Ukraine.
- F. None of above. chosen
Statements (22)
| Predicate | Object |
|---|---|
| instanceOf |
environmental advocate
ⓘ
environmental lawyer ⓘ human ⓘ surname ⓘ |
| coFounderOf | Natural Resources Defense Council ⓘ |
| countryOfCitizenship | United States of America ⓘ |
| educatedAt |
Yale Law School
ⓘ
Yale University ⓘ |
| employer | Yale University ⓘ |
| fieldOfWork |
environmental law
ⓘ
environmental policy ⓘ sustainable development ⓘ |
| hasNotableBearer | James Gustave Speth ⓘ |
| hasRole | environmental policy advisor ⓘ |
| languageOfOrigin | German ⓘ |
| notableFor |
advocacy on global environmental issues
ⓘ
critiques of economic growth models ⓘ leadership in environmental organizations ⓘ |
| occupation |
lawyer
ⓘ
professor ⓘ |
| positionHeld | Dean of the Yale School of Forestry & Environmental Studies ⓘ |
| usedAs | last name ⓘ |
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: Speth Description of subject: Speth is a surname most notably associated with James Gustave Speth, an American environmental lawyer, advocate, and former dean of the Yale School of Forestry & Environmental Studies.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.