Ted Lerner was managing principal owner of the Washington Nationals
E19815
Ted Lerner was an American real estate magnate and billionaire best known for owning and leading the Washington Nationals Major League Baseball franchise.
All labels observed (2)
| Label | Occurrences |
|---|---|
| Ted Lerner was managing principal owner of the Washington Nationals canonical | 1 |
| Washington Nationals owners | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T159778 — 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: Ted Lerner was managing principal owner of the Washington Nationals Context triple: [Lerner family, notableMemberRole, Ted Lerner was managing principal owner of the Washington Nationals]
-
A.
John W. Henry
John W. Henry is an American businessman and investor best known as the principal owner of the Boston Red Sox and Liverpool FC through his leadership of Fenway Sports Group.
-
B.
Ted Leonsis
Ted Leonsis is an American businessman, investor, and sports team owner best known for leading Monumental Sports & Entertainment, which owns several major Washington, D.C. professional sports franchises.
-
C.
Mike Rizzo
Mike Rizzo is an American baseball executive best known for building the Washington Nationals into a World Series–winning franchise through his leadership in scouting, player development, and roster construction.
-
D.
Dan Snyder
Dan Snyder is an American businessman best known for his controversial tenure as the longtime owner of Washington’s NFL franchise, marked by on-field struggles and numerous organizational scandals.
-
E.
Dave Dombrowski
Dave Dombrowski is a veteran Major League Baseball executive known for building multiple pennant- and World Series–contending teams with several franchises.
- 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: Ted Lerner was managing principal owner of the Washington Nationals Target entity description: Ted Lerner was an American real estate magnate and billionaire best known for owning and leading the Washington Nationals Major League Baseball franchise.
-
A.
John W. Henry
John W. Henry is an American businessman and investor best known as the principal owner of the Boston Red Sox and Liverpool FC through his leadership of Fenway Sports Group.
-
B.
Ted Leonsis
Ted Leonsis is an American businessman, investor, and sports team owner best known for leading Monumental Sports & Entertainment, which owns several major Washington, D.C. professional sports franchises.
-
C.
Mike Rizzo
Mike Rizzo is an American baseball executive best known for building the Washington Nationals into a World Series–winning franchise through his leadership in scouting, player development, and roster construction.
-
D.
Dan Snyder
Dan Snyder is an American businessman best known for his controversial tenure as the longtime owner of Washington’s NFL franchise, marked by on-field struggles and numerous organizational scandals.
-
E.
Dave Dombrowski
Dave Dombrowski is a veteran Major League Baseball executive known for building multiple pennant- and World Series–contending teams with several franchises.
- F. None of above. chosen
Statements (33)
| Predicate | Object |
|---|---|
| instanceOf |
billionaire
ⓘ
businessperson ⓘ human ⓘ real estate magnate ⓘ sports team owner ⓘ |
| businessBase |
Washington metropolitan area
ⓘ
surface form:
Washington, D.C. metropolitan area
|
| citizenship | American ⓘ |
| countryOfCitizenship | United States of America ⓘ |
| divisionOfOwnedTeam | National League East ⓘ |
| familyName |
Ted Lerner
ⓘ
surface form:
Lerner
|
| fieldOfWork |
professional sports ownership
ⓘ
real estate ⓘ |
| founded | Lerner Enterprises ⓘ |
| fullName | Theodore N. Lerner ⓘ |
| gender | male ⓘ |
| givenName | Theodore ⓘ |
| hasHonor | recognition as a leading real estate magnate in Washington, D.C. region ⓘ |
| industry |
real estate industry
ⓘ
sports industry ⓘ |
| knownFor | developing shopping centers and commercial real estate ⓘ |
| languageOfWorkOrName | English ⓘ |
| leagueOfOwnedTeam | Major League Baseball ⓘ |
| netWorthStatus | billionaire ⓘ |
| notableFor | ownership of the Washington Nationals ⓘ |
| notableRole | leader of the Washington Nationals franchise ⓘ |
| occupation |
business executive
ⓘ
real estate developer ⓘ sports team owner ⓘ |
| owned | Washington Nationals ⓘ |
| residence | Washington, D.C. ⓘ |
| role | managing principal owner of the Washington Nationals ⓘ |
| sportOfOwnedTeam | baseball ⓘ |
| teamLocation | Washington, D.C. ⓘ |
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: Ted Lerner was managing principal owner of the Washington Nationals Description of subject: Ted Lerner was an American real estate magnate and billionaire best known for owning and leading the Washington Nationals Major League Baseball franchise.
Referenced by (2)
Full triples — surface form annotated when it differs from this entity's canonical label.
Lerner family
→
notableMemberRole
→
Ted Lerner was managing principal owner of the Washington Nationals
ⓘ
this entity surface form:
Washington Nationals owners