Tom Steyer
E518921
Tom Steyer is an American billionaire hedge fund manager turned environmental activist and Democratic political donor known for his climate advocacy and efforts to combat global warming.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Tom Steyer canonical | 2 |
How this entity was disambiguated
This entity first appeared as the object of triple T5416644 — 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: Tom Steyer Context triple: [Audubon Medal, hasRecipient, Tom Steyer]
-
A.
Michael Bloomberg
Michael Bloomberg is an American businessman, philanthropist, and former mayor of New York City, best known as the co-founder of Bloomberg L.P. and for his extensive charitable giving.
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B.
Charles Kushner
Charles Kushner is an American real estate developer and Democratic political donor who founded Kushner Companies and was convicted of tax evasion and other crimes before receiving a presidential pardon.
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C.
John A. Paulson
John A. Paulson is an American billionaire hedge fund manager and philanthropist known for his hugely profitable bet against the U.S. housing market before the 2008 financial crisis.
-
D.
Jonathan Tisch
Jonathan Tisch is an American businessman and philanthropist best known as the chairman and CEO of Loews Hotels and co-owner of the New York Giants.
-
E.
David M. Rubenstein
David M. Rubenstein is an American billionaire investor, philanthropist, and co-founder of the global private equity firm The Carlyle Group.
- 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: Tom Steyer Target entity description: Tom Steyer is an American billionaire hedge fund manager turned environmental activist and Democratic political donor known for his climate advocacy and efforts to combat global warming.
-
A.
Michael Bloomberg
Michael Bloomberg is an American businessman, philanthropist, and former mayor of New York City, best known as the co-founder of Bloomberg L.P. and for his extensive charitable giving.
-
B.
Charles Kushner
Charles Kushner is an American real estate developer and Democratic political donor who founded Kushner Companies and was convicted of tax evasion and other crimes before receiving a presidential pardon.
-
C.
John A. Paulson
John A. Paulson is an American billionaire hedge fund manager and philanthropist known for his hugely profitable bet against the U.S. housing market before the 2008 financial crisis.
-
D.
Jonathan Tisch
Jonathan Tisch is an American businessman and philanthropist best known as the chairman and CEO of Loews Hotels and co-owner of the New York Giants.
-
E.
David M. Rubenstein
David M. Rubenstein is an American billionaire investor, philanthropist, and co-founder of the global private equity firm The Carlyle Group.
- F. None of above. chosen
Statements (47)
| Predicate | Object |
|---|---|
| instanceOf |
Democratic Party supporter
ⓘ
environmental activist ⓘ hedge fund manager ⓘ human ⓘ political donor ⓘ |
| advocatesFor |
action against global warming
ⓘ
strong climate policy ⓘ transition to clean energy ⓘ |
| announcedPresidentialCampaign | 2019-07 ⓘ |
| boardMemberOf | NextGen America ⓘ |
| candidateInElection | 2020 Democratic Party presidential primaries ⓘ |
| coFounded |
Advanced Energy Economy
ⓘ
Beneficial State Bank ⓘ |
| countryOfCitizenship | United States of America ⓘ |
| dateOfBirth | 1957-06-27 ⓘ |
| educatedAt |
Stanford Graduate School of Business
ⓘ
Yale University ⓘ |
| endedPresidentialCampaign | 2020-02 ⓘ |
| familyName | Steyer ⓘ |
| focusesPhilanthropyOn |
climate change mitigation
ⓘ
environmental justice ⓘ |
| founded |
Farallon Capital Management
ⓘ
NextGen America ⓘ TomKat Ranch ⓘ |
| fullName | Thomas Fahr Steyer ⓘ |
| givenName | Thomas ⓘ |
| hasWealthSource |
hedge fund management
ⓘ
investments ⓘ |
| knownFor |
campaigns to impeach Donald Trump
ⓘ
large-scale political spending in U.S. elections ⓘ support for renewable energy policies ⓘ |
| notableFor |
Democratic political donations
ⓘ
climate change advocacy ⓘ environmental philanthropy ⓘ |
| occupation |
environmentalist
ⓘ
hedge fund manager ⓘ investor ⓘ philanthropist ⓘ political activist ⓘ |
| parentOccupation |
father was a lawyer
ⓘ
mother was a teacher ⓘ |
| placeOfBirth | New York City ⓘ |
| politicalParty | Democratic Party ⓘ |
| ranForOffice | President of the United States ⓘ |
| religion | Episcopalian ⓘ |
| residence | San Francisco ⓘ |
| spouse | Kat Taylor ⓘ |
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: Tom Steyer Description of subject: Tom Steyer is an American billionaire hedge fund manager turned environmental activist and Democratic political donor known for his climate advocacy and efforts to combat global warming.
Referenced by (2)
Full triples — surface form annotated when it differs from this entity's canonical label.