Sandra Day O’Connor
E25347
Sandra Day O’Connor was the first woman appointed to the U.S. Supreme Court and a pivotal moderate conservative justice known for her influential swing votes in landmark cases.
All labels observed (7)
| Label | Occurrences |
|---|---|
| Sandra Day O’Connor canonical | 68 |
| Sandra Day O'Connor | 47 |
| Justice Sandra Day O’Connor | 16 |
| Justice Sandra Day O'Connor | 6 |
| Justice O'Connor | 1 |
| Justice Sandra Day O’Connor (concurring) | 1 |
| U.S. Supreme Court Justice Sandra Day O'Connor | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T60950 — 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: Sandra Day O’Connor Context triple: [Bush v. Gore, concurringJustice, Sandra Day O’Connor]
-
A.
Ruth Bader Ginsburg
Ruth Bader Ginsburg was a pioneering American lawyer and jurist who served as an Associate Justice of the U.S. Supreme Court and became a leading advocate for gender equality and civil rights.
-
B.
Jane C. Ginsburg
Jane C. Ginsburg is an American legal scholar and Columbia Law School professor renowned for her expertise in copyright law.
-
C.
Clarence Thomas
Clarence Thomas is an associate justice of the U.S. Supreme Court, known for his conservative judicial philosophy and originalist interpretation of the Constitution.
-
D.
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.
-
E.
Robert Bork
Robert Bork was a conservative American jurist and legal scholar whose role in the Watergate-era "Saturday Night Massacre" and later failed Supreme Court nomination made him a highly controversial figure in U.S. legal and political history.
- 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: Sandra Day O’Connor Target entity description: Sandra Day O’Connor was the first woman appointed to the U.S. Supreme Court and a pivotal moderate conservative justice known for her influential swing votes in landmark cases.
-
A.
Ruth Bader Ginsburg
Ruth Bader Ginsburg was a pioneering American lawyer and jurist who served as an Associate Justice of the U.S. Supreme Court and became a leading advocate for gender equality and civil rights.
-
B.
Jane C. Ginsburg
Jane C. Ginsburg is an American legal scholar and Columbia Law School professor renowned for her expertise in copyright law.
-
C.
Clarence Thomas
Clarence Thomas is an associate justice of the U.S. Supreme Court, known for his conservative judicial philosophy and originalist interpretation of the Constitution.
-
D.
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.
-
E.
Robert Bork
Robert Bork was a conservative American jurist and legal scholar whose role in the Watergate-era "Saturday Night Massacre" and later failed Supreme Court nomination made him a highly controversial figure in U.S. legal and political history.
- F. None of above. chosen
Statements (49)
| Predicate | Object |
|---|---|
| instanceOf |
Justice of the Supreme Court of the United States
ⓘ
author ⓘ human ⓘ judge ⓘ lawyer ⓘ state legislator ⓘ |
| academicDegree |
Bachelor of Arts in economics
ⓘ
Bachelor of Laws ⓘ |
| appointedBy | Ronald Reagan ⓘ |
| awardReceived |
Liberty Medal
ⓘ
Presidential Medal of Freedom ⓘ |
| boardMemberOf | iCivics ⓘ |
| countryOfCitizenship | United States of America ⓘ |
| dateOfBirth | 1930-03-26 ⓘ |
| dateOfDeath | 2023-12-01 ⓘ |
| educatedAt |
Stanford Law School
ⓘ
Stanford University ⓘ |
| endTime | 2006-01-31 ⓘ |
| endTimeForPosition_AssociateJustice | 2006-01-31 ⓘ |
| familyName | Day O’Connor ⓘ |
| fieldOfWork |
constitutional law
ⓘ
judicial decision-making ⓘ |
| fullName | Sandra Day O’Connor self-link ⓘ |
| givenName | Sandra ⓘ |
| ideology | moderate conservatism ⓘ |
| memberOfPoliticalParty |
Republican Party
ⓘ
surface form:
Republican Party (United States)
|
| notableFor | first woman appointed to the Supreme Court of the United States ⓘ |
| notableWork |
Lazy B: Growing Up on a Cattle Ranch in the American Southwest
ⓘ
The Majesty of the Law: Reflections of a Supreme Court Justice ⓘ opinion in Sandra Day O’Connor’s concurrence in Lawrence v. Texas ⓘ participation in Bush v. Gore ⓘ swing vote in Grutter v. Bollinger ⓘ swing vote in Planned Parenthood v. Casey ⓘ |
| occupation |
author
ⓘ
jurist ⓘ politician ⓘ |
| placeOfBirth |
El Paso
ⓘ
surface form:
El Paso, Texas, United States
|
| placeOfDeath | Phoenix, Arizona, United States ⓘ |
| positionHeld |
Associate Justice of the Supreme Court of the United States
ⓘ
Judge of the Arizona Court of Appeals ⓘ Majority leader of the Arizona Senate ⓘ Member of the Arizona Senate ⓘ |
| religion | Episcopal Church ⓘ |
| residence |
Arizona
ⓘ
surface form:
Arizona, United States
|
| sexOrGender | female ⓘ |
| spouse | John Jay O’Connor III ⓘ |
| startTime | 1981-09-25 ⓘ |
| startTimeForPosition_AssociateJustice | 1981-09-25 ⓘ |
| workLocation |
Washington, D.C.
ⓘ
surface form:
Washington, D.C., United States
|
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: Sandra Day O’Connor Description of subject: Sandra Day O’Connor was the first woman appointed to the U.S. Supreme Court and a pivotal moderate conservative justice known for her influential swing votes in landmark cases.
Referenced by (140)
Full triples — surface form annotated when it differs from this entity's canonical label.
this entity surface form:
Sandra Day O'Connor
this entity surface form:
Sandra Day O'Connor
this entity surface form:
Sandra Day O'Connor
this entity surface form:
Sandra Day O'Connor
this entity surface form:
Sandra Day O'Connor
this entity surface form:
Sandra Day O'Connor
this entity surface form:
Justice Sandra Day O'Connor
subject surface form:
United States v. Morrison
this entity surface form:
Sandra Day O'Connor
this entity surface form:
Sandra Day O'Connor
this entity surface form:
Sandra Day O'Connor
this entity surface form:
Sandra Day O'Connor
this entity surface form:
Justice Sandra Day O'Connor
this entity surface form:
Sandra Day O'Connor
this entity surface form:
Sandra Day O'Connor
subject surface form:
Sri Srinivasan
this entity surface form:
Sandra Day O'Connor
Northern Pipeline Construction Co. v. Marathon Pipe Line Co.
→
concurrenceBy
→
Sandra Day O’Connor
ⓘ
this entity surface form:
Justice O'Connor
this entity surface form:
Justice Sandra Day O’Connor
Watchtower Bible & Tract Society of New York, Inc. v. Village of Stratton
→
joinedByInMajority
→
Sandra Day O’Connor
ⓘ
this entity surface form:
Sandra Day O'Connor
this entity surface form:
Justice Sandra Day O’Connor
Board of Trustees of the University of Alabama v. Garrett
→
joinedByInMajority
→
Sandra Day O’Connor
ⓘ
this entity surface form:
Justice Sandra Day O'Connor
this entity surface form:
Justice Sandra Day O’Connor
subject surface form:
Heck v. Humphrey
subject surface form:
City of Canton v. Harris
this entity surface form:
Justice Sandra Day O’Connor