Roberts v. Louisiana
E299483
Roberts v. Louisiana is a 1976 U.S. Supreme Court decision that, alongside Gregg v. Georgia, helped define the constitutional limits on capital punishment under the Eighth Amendment.
All labels observed (2)
| Label | Occurrences |
|---|---|
| Roberts v. Louisiana canonical | 3 |
| Roberts v. Louisiana (1976) | 3 |
How this entity was disambiguated
This entity first appeared as the object of triple T2797275 — 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: Roberts v. Louisiana Context triple: [Gregg v. Georgia, decidedWith, Roberts v. Louisiana]
-
A.
Duncan v. Louisiana
Duncan v. Louisiana is a 1968 U.S. Supreme Court decision that held the Sixth Amendment right to a jury trial in criminal cases applies to the states through the Fourteenth Amendment.
-
B.
Cox v. Louisiana
Cox v. Louisiana is a landmark 1965 U.S. Supreme Court case that clarified the limits of state power to restrict public demonstrations and protected civil rights protest activities under the First Amendment.
-
C.
Hans v. Louisiana
Hans v. Louisiana is an 1890 U.S. Supreme Court decision that established that a citizen cannot sue their own state in federal court without the state's consent, significantly shaping Eleventh Amendment sovereign immunity doctrine.
-
D.
Powell v. Alabama
Powell v. Alabama is a landmark 1932 U.S. Supreme Court decision that held in capital cases the Due Process Clause requires defendants be given access to effective legal counsel, especially when they are young, illiterate, or otherwise disadvantaged.
-
E.
Gebhart v. Belton
Gebhart v. Belton was a landmark Delaware school segregation case whose rulings in favor of Black students became one of the four consolidated cases decided in Brown v. Board of Education, contributing to the Supreme Court’s rejection of “separate but equal” in public education.
- 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: Roberts v. Louisiana Target entity description: Roberts v. Louisiana is a 1976 U.S. Supreme Court decision that, alongside Gregg v. Georgia, helped define the constitutional limits on capital punishment under the Eighth Amendment.
-
A.
Duncan v. Louisiana
Duncan v. Louisiana is a 1968 U.S. Supreme Court decision that held the Sixth Amendment right to a jury trial in criminal cases applies to the states through the Fourteenth Amendment.
-
B.
Cox v. Louisiana
Cox v. Louisiana is a landmark 1965 U.S. Supreme Court case that clarified the limits of state power to restrict public demonstrations and protected civil rights protest activities under the First Amendment.
-
C.
Hans v. Louisiana
Hans v. Louisiana is an 1890 U.S. Supreme Court decision that established that a citizen cannot sue their own state in federal court without the state's consent, significantly shaping Eleventh Amendment sovereign immunity doctrine.
-
D.
Powell v. Alabama
Powell v. Alabama is a landmark 1932 U.S. Supreme Court decision that held in capital cases the Due Process Clause requires defendants be given access to effective legal counsel, especially when they are young, illiterate, or otherwise disadvantaged.
-
E.
Gebhart v. Belton
Gebhart v. Belton was a landmark Delaware school segregation case whose rulings in favor of Black students became one of the four consolidated cases decided in Brown v. Board of Education, contributing to the Supreme Court’s rejection of “separate but equal” in public education.
- F. None of above. chosen
Statements (49)
| Predicate | Object |
|---|---|
| instanceOf |
United States Supreme Court case
ⓘ
capital punishment case ⓘ criminal law case ⓘ |
| areaOfLaw |
constitutional law
ⓘ
criminal procedure ⓘ |
| bindingAuthorityIn |
federal courts of the United States
ⓘ
state courts of the United States on federal constitutional questions ⓘ |
| citation | 428 U.S. 325 ⓘ |
| constitutionalProvisionInterpreted |
Eighth Amendment to the United States Constitution
ⓘ
Fourteenth Amendment ⓘ
surface form:
Fourteenth Amendment to the United States Constitution
|
| country |
United States of America
ⓘ
surface form:
United States
|
| court | Supreme Court of the United States ⓘ |
| courtLevel | court of last resort ⓘ |
| decisionDate | 1976-07-02 ⓘ |
| decisionType | landmark decision ⓘ |
| docketNumber | 75-5846 ⓘ |
| fullCaseName | Roberts v. Louisiana self-link ⓘ |
| holding |
A capital sentencing scheme must allow consideration of mitigating circumstances
ⓘ
Mandatory death penalty statutes for certain categories of murder violate the Eighth and Fourteenth Amendments ⓘ |
| impact |
helped define constitutional limits on capital punishment under the Eighth Amendment
ⓘ
invalidated Louisiana’s mandatory death penalty scheme ⓘ |
| joinedByInMajority |
Byron R. White
ⓘ
Harry A. Blackmun ⓘ Lewis F. Powell Jr. ⓘ Potter Stewart ⓘ Thurgood Marshall ⓘ Warren E. Burger ⓘ William H. Rehnquist ⓘ William J. Brennan Jr. ⓘ |
| jurisdiction |
United States of America
ⓘ
surface form:
United States
|
| languageOfRecord | English ⓘ |
| legalSubject |
Eighth Amendment to the United States Constitution
ⓘ
surface form:
Eighth Amendment
capital punishment ⓘ cruel and unusual punishment ⓘ |
| majorityOpinionBy | John Paul Stevens ⓘ |
| opinionType | majority opinion ⓘ |
| pageInUnitedStatesReports | 325 ⓘ |
| postFurmanCase | true ⓘ |
| relatedCase |
Furman v. Georgia
ⓘ
Gregg v. Georgia ⓘ Jurek v. Texas ⓘ Proffitt v. Florida ⓘ Woodson v. North Carolina ⓘ |
| stateInvolved | Louisiana ⓘ |
| stateLawChallenged | Louisiana capital punishment statute ⓘ |
| topic |
death penalty jurisprudence
ⓘ
mandatory death penalty ⓘ |
| volumeInUnitedStatesReports | 428 ⓘ |
| yearDecided | 1976 ⓘ |
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: Roberts v. Louisiana Description of subject: Roberts v. Louisiana is a 1976 U.S. Supreme Court decision that, alongside Gregg v. Georgia, helped define the constitutional limits on capital punishment under the Eighth Amendment.
Referenced by (6)
Full triples — surface form annotated when it differs from this entity's canonical label.
this entity surface form:
Roberts v. Louisiana (1976)
this entity surface form:
Roberts v. Louisiana (1976)
this entity surface form:
Roberts v. Louisiana (1976)