Berkshire Hathaway
E16684
Berkshire Hathaway is a multinational conglomerate holding company based in the United States, best known for its diverse portfolio of wholly owned businesses and large equity investments overseen by Warren Buffett.
All labels observed (14)
How this entity was disambiguated
This entity first appeared as the object of triple T141648 — 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: Berkshire Hathaway Context triple: [Warren Buffett, employer, Berkshire Hathaway]
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A.
Warren Buffett
Warren Buffett is an American business magnate, investor, and philanthropist, best known as the longtime chairman and CEO of Berkshire Hathaway and one of the world’s most successful value investors.
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B.
General Electric
General Electric is a major American multinational conglomerate historically known for its leadership in industrial manufacturing, aviation, power, and healthcare technologies.
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C.
JPMorgan Chase
JPMorgan Chase is a leading American multinational financial services firm and one of the largest banking institutions in the world, offering investment banking, commercial banking, asset management, and other financial services.
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D.
Johnson & Johnson
Johnson & Johnson is a multinational healthcare conglomerate best known for its pharmaceuticals, medical devices, and consumer health products.
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E.
United Technologies Corporation
United Technologies Corporation was a major American multinational conglomerate known for its aerospace and building systems businesses, including Pratt & Whitney and Otis Elevator, before merging with Raytheon Company.
- 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: Berkshire Hathaway Target entity description: Berkshire Hathaway is a multinational conglomerate holding company based in the United States, best known for its diverse portfolio of wholly owned businesses and large equity investments overseen by Warren Buffett.
-
A.
Warren Buffett
Warren Buffett is an American business magnate, investor, and philanthropist, best known as the longtime chairman and CEO of Berkshire Hathaway and one of the world’s most successful value investors.
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B.
General Electric
General Electric is a major American multinational conglomerate historically known for its leadership in industrial manufacturing, aviation, power, and healthcare technologies.
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C.
JPMorgan Chase
JPMorgan Chase is a leading American multinational financial services firm and one of the largest banking institutions in the world, offering investment banking, commercial banking, asset management, and other financial services.
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D.
Johnson & Johnson
Johnson & Johnson is a multinational healthcare conglomerate best known for its pharmaceuticals, medical devices, and consumer health products.
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E.
United Technologies Corporation
United Technologies Corporation was a major American multinational conglomerate known for its aerospace and building systems businesses, including Pratt & Whitney and Otis Elevator, before merging with Raytheon Company.
- F. None of above. chosen
Statements (59)
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: Berkshire Hathaway Description of subject: Berkshire Hathaway is a multinational conglomerate holding company based in the United States, best known for its diverse portfolio of wholly owned businesses and large equity investments overseen by Warren Buffett.
Referenced by (108)
Full triples — surface form annotated when it differs from this entity's canonical label.
this entity surface form:
Warren Buffett’s Berkshire Hathaway
this entity surface form:
Berkshire Hathaway Reinsurance Group
this entity surface form:
Berkshire Hathaway board of directors
this entity surface form:
Berkshire Hathaway Inc. Class A
this entity surface form:
Berkshire Hathaway Inc.
this entity surface form:
Berkshire Hathaway Inc.
this entity surface form:
Berkshire Hathaway subsidiaries
subject surface form:
Berkshire Hathaway Class A
this entity surface form:
Berkshire Hathaway Inc.
subject surface form:
Berkshire Hathaway Class A
this entity surface form:
Berkshire Hathaway Class B
subject surface form:
Berkshire Hathaway Class A
this entity surface form:
Berkshire Hathaway Inc.
subject surface form:
Berkshire Hathaway Class A
this entity surface form:
Berkshire Hathaway Class B
this entity surface form:
Berkshire Hathaway board of directors
this entity surface form:
Berkshire Hathaway Inc. Class B