Treaty on European Union
E28854
The Treaty on European Union, commonly known as the Maastricht Treaty, is the foundational agreement that created the modern European Union and introduced the framework for a single currency, common foreign and security policy, and closer political integration among its member states.
All labels observed (14)
How this entity was disambiguated
This entity first appeared as the object of triple T226870 — 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: Treaty on European Union Context triple: [European Union, foundedByTreaty, Treaty on European Union]
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A.
Treaty on the Functioning of the European Union
The Treaty on the Functioning of the European Union is one of the EU’s primary founding treaties, setting out its institutional framework, policy competences, and detailed rules governing the functioning of the Union’s internal market and other key areas.
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B.
Locarno Treaties
The Locarno Treaties were a series of 1925 diplomatic agreements in which Germany, France, Belgium, Britain, and Italy sought to stabilize post–World War I Europe by guaranteeing Western borders and promoting reconciliation with Germany.
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C.
Constitution of Belgium
The Constitution of Belgium is the fundamental legal charter that defines Belgium’s federal structure, the powers of its institutions, and the rights and freedoms of its citizens.
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D.
North Atlantic Treaty
The North Atlantic Treaty is the 1949 founding agreement that created the NATO military alliance, establishing collective defense commitments among Western nations during the early Cold War.
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E.
European Coal and Steel Community
The European Coal and Steel Community was a pioneering post–World War II European organization that integrated coal and steel production among member states, laying the groundwork for the later European Union.
- 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: Treaty on European Union Target entity description: The Treaty on European Union, commonly known as the Maastricht Treaty, is the foundational agreement that created the modern European Union and introduced the framework for a single currency, common foreign and security policy, and closer political integration among its member states.
-
A.
Treaty on the Functioning of the European Union
The Treaty on the Functioning of the European Union is one of the EU’s primary founding treaties, setting out its institutional framework, policy competences, and detailed rules governing the functioning of the Union’s internal market and other key areas.
-
B.
Locarno Treaties
The Locarno Treaties were a series of 1925 diplomatic agreements in which Germany, France, Belgium, Britain, and Italy sought to stabilize post–World War I Europe by guaranteeing Western borders and promoting reconciliation with Germany.
-
C.
Constitution of Belgium
The Constitution of Belgium is the fundamental legal charter that defines Belgium’s federal structure, the powers of its institutions, and the rights and freedoms of its citizens.
-
D.
North Atlantic Treaty
The North Atlantic Treaty is the 1949 founding agreement that created the NATO military alliance, establishing collective defense commitments among Western nations during the early Cold War.
-
E.
European Coal and Steel Community
The European Coal and Steel Community was a pioneering post–World War II European organization that integrated coal and steel production among member states, laying the groundwork for the later European Union.
- F. None of above. chosen
Statements (49)
| Predicate | Object |
|---|---|
| instanceOf |
founding treaty of the European Union
ⓘ
international treaty ⓘ multilateral treaty ⓘ |
| amendedBy |
Treaty of Amsterdam
ⓘ
Treaty of Lisbon ⓘ Treaty of Nice ⓘ |
| article49ProvidesFor | accession of new member states to the European Union ⓘ |
| article50ProvidesFor | withdrawal of a member state from the European Union ⓘ |
| cameIntoForceWith |
Treaty on European Union
self-linksurface differs
ⓘ
surface form:
Treaty on European Union (consolidated version after Lisbon)
|
| created | European Union ⓘ |
| createdPillar |
Common Security and Defence Policy
ⓘ
surface form:
Common Foreign and Security Policy pillar
European Communities pillar ⓘ European Union area of freedom, security and justice ⓘ
surface form:
Justice and Home Affairs pillar
|
| dateSigned | 1992-02-07 ⓘ |
| defines |
objectives of the European Union
ⓘ
principles of subsidiarity and proportionality ⓘ |
| enteredIntoForce | 1993-11-01 ⓘ |
| established | European Union ⓘ |
| expandedPowerOf | European Parliament ⓘ |
| formsConstitutionalBasisOf | European Union ⓘ |
| hasAlias |
Treaty on European Union
self-linksurface differs
ⓘ
surface form:
Maastricht Treaty
|
| hasArticle |
Article 1 TEU
ⓘ
Article 2 TEU ⓘ Article 3 TEU ⓘ Article 4 TEU ⓘ Article 49 TEU ⓘ Article 5 TEU ⓘ Article 50 TEU ⓘ Article 6 TEU ⓘ Article 7 TEU ⓘ |
| introducedConcept |
European Union economic and monetary union
ⓘ
surface form:
Economic and Monetary Union
European Union citizenship ⓘ convergence criteria for the euro ⓘ |
| introducedPolicyFramework |
Common Foreign and Security Policy
ⓘ
cooperation in justice and home affairs ⓘ |
| introducedProcedure | co-decision procedure ⓘ |
| language | all official languages of the European Union ⓘ |
| legalBasisFor |
European Central Bank
ⓘ
Euro ⓘ
surface form:
euro
|
| negotiatedBy | governments of the member states of the European Communities ⓘ |
| numberOfOriginalSignatories | 12 ⓘ |
| partOf | primary law of the European Union ⓘ |
| predecessor | Treaty of Rome ⓘ |
| providedFor |
creation of a single European currency
ⓘ
strengthening of the European Parliament ⓘ |
| setsOut | institutional framework of the European Union ⓘ |
| signatoryOrganization |
Member States of the European Union
ⓘ
surface form:
European Communities member states
|
| signedAt | Maastricht ⓘ |
| signedInCountry | Netherlands ⓘ |
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: Treaty on European Union Description of subject: The Treaty on European Union, commonly known as the Maastricht Treaty, is the foundational agreement that created the modern European Union and introduced the framework for a single currency, common foreign and security policy, and closer political integration among its member states.
Referenced by (171)
Full triples — surface form annotated when it differs from this entity's canonical label.
Council Framework Decisions on mutual recognition in criminal matters
→
legalBasis
→
Treaty on European Union
ⓘ
General Secretariat of the European External Action Service
→
legalBasis
→
Treaty on European Union
ⓘ