Sean O’Brien
E498167
Sean O’Brien is an American labor leader who serves as the president of the International Brotherhood of Teamsters and a prominent figure in contemporary union organizing.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Sean O’Brien canonical | 2 |
How this entity was disambiguated
This entity first appeared as the object of triple T4977827 — 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: Sean O’Brien Context triple: [Teamsters, notableLeader, Sean O’Brien]
-
A.
James O’Donnell
James O’Donnell was a 19th-century Irish-American architect best known for designing Montreal’s iconic Notre-Dame Basilica in the Gothic Revival style.
-
B.
Jeremiah O’Driscoll
Jeremiah O’Driscoll is a film editor best known for his work on major feature films, including serving as the editor of "The Polar Express."
-
C.
Mark O’Connor
Mark O’Connor is an American violinist, composer, and fiddler renowned for blending classical, jazz, and American folk traditions, particularly in contemporary string music.
-
D.
Andrew Duggan
Andrew Duggan was an American character actor known for his prolific work in film and television from the 1950s through the 1980s.
-
E.
Kevin O’Hare
Kevin O’Hare is a British former dancer and prominent ballet director best known for leading London’s Royal Ballet.
- 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: Sean O’Brien Target entity description: Sean O’Brien is an American labor leader who serves as the president of the International Brotherhood of Teamsters and a prominent figure in contemporary union organizing.
-
A.
James O’Donnell
James O’Donnell was a 19th-century Irish-American architect best known for designing Montreal’s iconic Notre-Dame Basilica in the Gothic Revival style.
-
B.
Jeremiah O’Driscoll
Jeremiah O’Driscoll is a film editor best known for his work on major feature films, including serving as the editor of "The Polar Express."
-
C.
Mark O’Connor
Mark O’Connor is an American violinist, composer, and fiddler renowned for blending classical, jazz, and American folk traditions, particularly in contemporary string music.
-
D.
Andrew Duggan
Andrew Duggan was an American character actor known for his prolific work in film and television from the 1950s through the 1980s.
-
E.
Kevin O’Hare
Kevin O’Hare is a British former dancer and prominent ballet director best known for leading London’s Royal Ballet.
- F. None of above. chosen
Statements (40)
| Predicate | Object |
|---|---|
| instanceOf |
American
ⓘ
labor leader ⓘ labor union president ⓘ trade unionist ⓘ |
| advocatesFor |
expansion of union membership
ⓘ
higher wages for workers ⓘ improved working conditions ⓘ stronger collective bargaining rights ⓘ |
| associatedWith |
American labor movement
ⓘ
collective bargaining in transportation and logistics industries ⓘ union organizing campaigns in the private sector ⓘ |
| countryOfCitizenship | United States of America ⓘ |
| employer |
International Brotherhood of Teamsters
ⓘ
linked to:
Teamsters
|
| familyName |
O’Brien
ⓘ
linked to:
O'Brien
|
| fieldOfWork |
collective bargaining
ⓘ
labor relations ⓘ union organizing ⓘ |
| gender | male ⓘ |
| givenName | Sean ⓘ |
| hasRole |
labor spokesperson
ⓘ
union negotiator ⓘ |
| influences |
collective bargaining strategies in the United States
ⓘ
labor relations in the logistics sector ⓘ |
| knownFor |
aggressive bargaining style
ⓘ
public criticism of large corporations over labor practices ⓘ |
| languageSpoken | English ⓘ |
| memberOf |
International Brotherhood of Teamsters
ⓘ
linked to:
Teamsters
|
| notableFor |
advocacy for workers’ rights
ⓘ
leadership of the International Brotherhood of Teamsters ⓘ role in contemporary union organizing in the United States ⓘ |
| occupation |
labor leader
ⓘ
truck driver ⓘ union organizer ⓘ |
| politicalAlignment | pro-labor ⓘ |
| positionHeld | president of the International Brotherhood of Teamsters ⓘ |
| residence | United States of America ⓘ |
| sphereOfActivity |
American labor movement
ⓘ
North American trade unionism ⓘ |
| subjectOf |
news coverage on union organizing
ⓘ
public debates on labor policy ⓘ |
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: Sean O’Brien Description of subject: Sean O’Brien is an American labor leader who serves as the president of the International Brotherhood of Teamsters and a prominent figure in contemporary union organizing.
Referenced by (2)
Full triples — surface form annotated when it differs from this entity's canonical label.
subject linked to:
IBT