Tanco v. Haslam
E28842
Tanco v. Haslam was a federal court case challenging Tennessee’s refusal to recognize same-sex marriages, which became one of the cases consolidated into the landmark Supreme Court decision in Obergefell v. Hodges that legalized same-sex marriage nationwide.
All labels observed (2)
| Label | Occurrences |
|---|---|
| Tanco v. Haslam canonical | 8 |
| Tanco v. Haslam plaintiffs group | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T226694 — 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: Tanco v. Haslam Context triple: [Obergefell v. Hodges, consolidatedWith, Tanco v. Haslam]
-
A.
Chiafalo v. Washington
Chiafalo v. Washington is a 2020 U.S. Supreme Court case that unanimously upheld states’ authority to penalize or replace “faithless electors” who do not vote in line with their state’s popular vote in presidential elections.
-
B.
Shelby County v. Holder
Shelby County v. Holder is a 2013 U.S. Supreme Court decision that significantly weakened the Voting Rights Act of 1965 by striking down the formula used to determine which jurisdictions required federal preclearance for changes to their voting laws.
-
C.
Trump v. Vance
Trump v. Vance is a 2020 U.S. Supreme Court case that held a sitting president is not absolutely immune from state criminal subpoenas, allowing a New York grand jury to obtain Donald Trump’s financial records.
-
D.
De Canas v. Bica
De Canas v. Bica is a 1976 U.S. Supreme Court case that upheld a California law regulating the employment of unauthorized immigrants, holding that not all state regulations touching on immigration are preempted by federal law.
-
E.
South Dakota v. Dole
South Dakota v. Dole is a 1987 U.S. Supreme Court case that upheld Congress’s power to condition federal highway funds on states adopting a minimum drinking age of 21, helping define the scope of the federal spending power.
- 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: Tanco v. Haslam Target entity description: Tanco v. Haslam was a federal court case challenging Tennessee’s refusal to recognize same-sex marriages, which became one of the cases consolidated into the landmark Supreme Court decision in Obergefell v. Hodges that legalized same-sex marriage nationwide.
-
A.
Chiafalo v. Washington
Chiafalo v. Washington is a 2020 U.S. Supreme Court case that unanimously upheld states’ authority to penalize or replace “faithless electors” who do not vote in line with their state’s popular vote in presidential elections.
-
B.
Shelby County v. Holder
Shelby County v. Holder is a 2013 U.S. Supreme Court decision that significantly weakened the Voting Rights Act of 1965 by striking down the formula used to determine which jurisdictions required federal preclearance for changes to their voting laws.
-
C.
Trump v. Vance
Trump v. Vance is a 2020 U.S. Supreme Court case that held a sitting president is not absolutely immune from state criminal subpoenas, allowing a New York grand jury to obtain Donald Trump’s financial records.
-
D.
De Canas v. Bica
De Canas v. Bica is a 1976 U.S. Supreme Court case that upheld a California law regulating the employment of unauthorized immigrants, holding that not all state regulations touching on immigration are preempted by federal law.
-
E.
South Dakota v. Dole
South Dakota v. Dole is a 1987 U.S. Supreme Court case that upheld Congress’s power to condition federal highway funds on states adopting a minimum drinking age of 21, helping define the scope of the federal spending power.
- F. None of above. chosen
Statements (47)
| Predicate | Object |
|---|---|
| instanceOf |
United States federal court case
ⓘ
constitutional law case ⓘ same-sex marriage case ⓘ |
| appealedTo | United States Court of Appeals for the Sixth Circuit ⓘ |
| areaOfLaw |
civil rights law
ⓘ
family law ⓘ |
| challenged |
Tennessee constitutional and statutory bans on recognition of same-sex marriage
ⓘ
Tennessee’s refusal to recognize same-sex marriages validly performed in other jurisdictions ⓘ |
| circuit | Sixth Circuit ⓘ |
| citation | 7 F. Supp. 3d 759 ⓘ |
| consolidatedInto | Obergefell v. Hodges ⓘ |
| constitutionalProvision |
Fourteenth Amendment to the United States Constitution
ⓘ
linked to:
Fourteenth Amendment
|
| country |
United States
ⓘ
linked to:
United States of America
|
| court | United States District Court for the Middle District of Tennessee ⓘ |
| dateOfPreliminaryInjunction | 2014-03-14 ⓘ |
| decisionType | preliminary injunction granted in favor of plaintiffs ⓘ |
| defendant |
Bill Haslam
ⓘ
Governor of Tennessee ⓘ Tennessee Department of Health officials ⓘ |
| holding | Tennessee must recognize the same-sex marriages of the plaintiff couples while the case is pending ⓘ |
| impact | contributed to nationwide legalization of same-sex marriage through Obergefell v. Hodges ⓘ |
| issue |
interstate recognition of same-sex marriages
ⓘ
marriage equality ⓘ |
| judge | Aleta A. Trauger ⓘ |
| jurisdiction | United States District Court for the Middle District of Tennessee ⓘ |
| legalClaim |
violation of Due Process Clause of the Fourteenth Amendment
ⓘ
violation of Equal Protection Clause of the Fourteenth Amendment ⓘ |
| legalSubject |
Fourteenth Amendment rights
ⓘ
recognition of same-sex marriages ⓘ |
| partyType | same-sex married couples ⓘ |
| plaintiff |
Ijpe DeKoe
ⓘ
Kellie Miller ⓘ Sophia Jesty ⓘ Thomas Kostura ⓘ Valeria Tanco ⓘ Vanessa Palazzo ⓘ |
| plaintiffStatus | same-sex couples legally married in other jurisdictions ⓘ |
| relatedCase |
Bourke v. Beshear
ⓘ
DeBoer v. Snyder ⓘ Henry v. Hodges ⓘ Obergefell v. Hodges ⓘ |
| resultAtSupremeCourt | claims effectively resolved when Supreme Court held same-sex couples have a fundamental right to marry in Obergefell v. Hodges ⓘ |
| stateInvolved | Tennessee ⓘ |
| stateLawChallenged |
Tennessee constitutional amendment defining marriage as between one man and one woman
ⓘ
Tennessee statutory provisions limiting marriage to opposite-sex couples ⓘ |
| subjectMatter | recognition of out-of-state same-sex marriages for purposes such as birth certificates and other state benefits ⓘ |
| timePeriod | 2013–2015 ⓘ |
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: Tanco v. Haslam Description of subject: Tanco v. Haslam was a federal court case challenging Tennessee’s refusal to recognize same-sex marriages, which became one of the cases consolidated into the landmark Supreme Court decision in Obergefell v. Hodges that legalized same-sex marriage nationwide.
Referenced by (9)
Full triples — surface form annotated when it differs from this entity's canonical label.
linked to: Tanco v. Haslam