William J. Brennan Jr.
E24165
William J. Brennan Jr. was a long-serving associate justice of the U.S. Supreme Court known for his influential liberal opinions expanding civil rights and civil liberties.
All labels observed (7)
How this entity was disambiguated
This entity first appeared as the object of triple T60916 — 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: William J. Brennan Jr. Context triple: [Roe v. Wade, hasConcurringJustice, William J. Brennan Jr.]
-
A.
William O. Douglas
William O. Douglas was a long-serving U.S. Supreme Court Justice known for his strong civil libertarian views and expansive interpretation of individual rights under the Constitution.
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B.
Byron R. White
Byron R. White was a U.S. Supreme Court Justice known for his generally moderate-to-conservative jurisprudence and influential opinions across criminal procedure, civil rights, and federalism.
-
C.
Paul G. Kirk
Paul G. Kirk is an American lawyer and Democratic politician who served as interim U.S. Senator from Massachusetts following the death of Edward M. Kennedy.
-
D.
Potter Stewart
Potter Stewart was an Associate Justice of the U.S. Supreme Court, known for his influential opinions on civil liberties, criminal justice, and obscenity law during the mid-20th century.
-
E.
Blackmun
Blackmun refers to the nominative reports of U.S. Supreme Court decisions compiled by Justice Harry A. Blackmun, whose name is used as a citation reference in the United States Reports.
- 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: William J. Brennan Jr. Target entity description: William J. Brennan Jr. was a long-serving associate justice of the U.S. Supreme Court known for his influential liberal opinions expanding civil rights and civil liberties.
-
A.
William O. Douglas
William O. Douglas was a long-serving U.S. Supreme Court Justice known for his strong civil libertarian views and expansive interpretation of individual rights under the Constitution.
-
B.
Byron R. White
Byron R. White was a U.S. Supreme Court Justice known for his generally moderate-to-conservative jurisprudence and influential opinions across criminal procedure, civil rights, and federalism.
-
C.
Paul G. Kirk
Paul G. Kirk is an American lawyer and Democratic politician who served as interim U.S. Senator from Massachusetts following the death of Edward M. Kennedy.
-
D.
Potter Stewart
Potter Stewart was an Associate Justice of the U.S. Supreme Court, known for his influential opinions on civil liberties, criminal justice, and obscenity law during the mid-20th century.
-
E.
Blackmun
Blackmun refers to the nominative reports of U.S. Supreme Court decisions compiled by Justice Harry A. Blackmun, whose name is used as a citation reference in the United States Reports.
- F. None of above. chosen
Statements (47)
| Predicate | Object |
|---|---|
| instanceOf |
Associate Justice of the Supreme Court of the United States
ⓘ
human ⓘ |
| appointedBy | Dwight D. Eisenhower ⓘ |
| awardReceived | Presidential Medal of Freedom ⓘ |
| burialPlace | Arlington National Cemetery ⓘ |
| conflict | World War II ⓘ |
| countryOfCitizenship | United States of America ⓘ |
| dateOfBirth | 1906-04-25 ⓘ |
| dateOfDeath | 1997-07-24 ⓘ |
| educatedAt |
Harvard Law School
ⓘ
University of Pennsylvania ⓘ |
| employer | Supreme Court of the United States ⓘ |
| endTime | 1990-07-20 ⓘ |
| familyName | Brennan ⓘ |
| fieldOfWork |
civil liberties law
ⓘ
civil rights law ⓘ constitutional law ⓘ |
| givenName | William ⓘ |
| heritage | Irish American ⓘ |
| honorificSuffix | Jr. ⓘ |
| ideology | judicial liberalism ⓘ |
| knownFor |
advocacy of the "living Constitution" approach
ⓘ
expanding civil rights and civil liberties through Supreme Court opinions ⓘ |
| languageSpoken | English ⓘ |
| memberOf |
Democratic Party (United States)
ⓘ
linked to:
Democratic Party
|
| militaryBranch | United States Army ⓘ |
| notableIdea |
broad interpretation of the Bill of Rights
ⓘ
heightened protection for freedom of speech and press ⓘ one person, one vote principle ⓘ |
| notableWork |
Baker v. Carr
ⓘ
Eisenstadt v. Baird ⓘ New York Times Co. v. Sullivan ⓘ
linked to:
New York Times Co. v. United States
Roth v. United States ⓘ |
| numberOfChildren | 3 ⓘ |
| occupation |
judge
ⓘ
lawyer ⓘ |
| placeOfBirth | Newark, New Jersey, United States ⓘ |
| placeOfDeath |
Arlington, Virginia, United States
ⓘ
linked to:
Arlington, Virginia
|
| positionHeld |
Associate Justice of the Supreme Court of New Jersey
ⓘ
Associate Justice of the Supreme Court of the United States ⓘ |
| previousWorkplace | Supreme Court of New Jersey ⓘ |
| religion | Roman Catholicism ⓘ |
| sexOrGender | male ⓘ |
| spouse |
Marjorie Leonard Brennan
ⓘ
Mary Fowler Brennan ⓘ |
| startTime | 1956-10-15 ⓘ |
| workLocation |
Washington, D.C., United States
ⓘ
linked to:
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: William J. Brennan Jr. Description of subject: William J. Brennan Jr. was a long-serving associate justice of the U.S. Supreme Court known for his influential liberal opinions expanding civil rights and civil liberties.
Referenced by (150)
Full triples — surface form annotated when it differs from this entity's canonical label.
subject linked to:
William J. Brennan Jr. (by designation: not; remove if inaccurate)
linked to: William J. Brennan Jr.
San Antonio Independent School District v. Rodriguez
→
dissentingOpinionBy
→
William J. Brennan Jr.
ⓘ
linked to: William J. Brennan Jr.
Garcia v. San Antonio Metropolitan Transit Authority
→
joinedMajority
→
Justice William J. Brennan Jr.
ⓘ
linked to: William J. Brennan Jr.
linked to: William J. Brennan Jr.
subject linked to:
Brennan
linked to: William J. Brennan Jr.
linked to: William J. Brennan Jr.
linked to: William J. Brennan Jr.
Tinker v. Des Moines Independent Community School District
→
joinedByInMajority
→
William J. Brennan Jr.
ⓘ
Lynch v. Donnelly
→
hasJoinedMajority
→
Justice William J. Brennan Jr. (in part and dissent in part)
ⓘ
linked to: William J. Brennan Jr.
linked to: William J. Brennan Jr.
subject linked to:
Merrick Garland (attended, transferred)
linked to: William J. Brennan Jr.
Thomas v. Review Board of the Indiana Employment Security Division
→
majorityJustices
→
William J. Brennan Jr.
ⓘ