Iran–Armenia border
E521027
The Iran–Armenia border is a short international boundary in the South Caucasus that separates Iran from Armenia, largely following the course of the Aras River.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Iran–Armenia border canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T5446033 — 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: Iran–Armenia border Context triple: [Aras River, formsPartOf, Iran–Armenia border]
-
A.
Armenia–Azerbaijan border
The Armenia–Azerbaijan border is the international frontier separating the Republic of Armenia from the Republic of Azerbaijan, running through a historically contested region marked by periodic military clashes and longstanding political tensions.
-
B.
Russia–Azerbaijan border
The Russia–Azerbaijan border is an international boundary in the eastern Caucasus region separating the Russian Federation from the Republic of Azerbaijan.
-
C.
Iran–Turkmenistan border
The Iran–Turkmenistan border is an international boundary in Central Asia that runs from the Caspian Sea through river valleys and desert terrain, separating northern Iran from southern Turkmenistan.
-
D.
Iraq–Turkey border
The Iraq–Turkey border is the international frontier separating northern Iraq from southeastern Turkey, running through mountainous terrain that has been a focal point for military operations, cross-border tensions, and Kurdish populations.
-
E.
Iran–Pakistan border
The Iran–Pakistan border is an international boundary in Southwest Asia separating Iran and Pakistan, running largely through remote desert and mountainous terrain including Pakistan’s Chagai District.
- 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: Iran–Armenia border Target entity description: The Iran–Armenia border is a short international boundary in the South Caucasus that separates Iran from Armenia, largely following the course of the Aras River.
-
A.
Armenia–Azerbaijan border
The Armenia–Azerbaijan border is the international frontier separating the Republic of Armenia from the Republic of Azerbaijan, running through a historically contested region marked by periodic military clashes and longstanding political tensions.
-
B.
Russia–Azerbaijan border
The Russia–Azerbaijan border is an international boundary in the eastern Caucasus region separating the Russian Federation from the Republic of Azerbaijan.
-
C.
Iran–Turkmenistan border
The Iran–Turkmenistan border is an international boundary in Central Asia that runs from the Caspian Sea through river valleys and desert terrain, separating northern Iran from southern Turkmenistan.
-
D.
Iraq–Turkey border
The Iraq–Turkey border is the international frontier separating northern Iraq from southeastern Turkey, running through mountainous terrain that has been a focal point for military operations, cross-border tensions, and Kurdish populations.
-
E.
Iran–Pakistan border
The Iran–Pakistan border is an international boundary in Southwest Asia separating Iran and Pakistan, running largely through remote desert and mountainous terrain including Pakistan’s Chagai District.
- F. None of above. chosen
Statements (41)
| Predicate | Object |
|---|---|
| instanceOf |
international border
ⓘ
state border ⓘ |
| adjacentToProvince |
Ardabil Province
NERFINISHED
ⓘ
East Azerbaijan Province NERFINISHED ⓘ Syunik Province NERFINISHED ⓘ |
| borderType | land border ⓘ |
| connectsCity |
Meghri
NERFINISHED
ⓘ
Norduz NERFINISHED ⓘ |
| country1 | Iran NERFINISHED ⓘ |
| country2 | Armenia NERFINISHED ⓘ |
| crossedByInfrastructure |
Iran–Armenia gas pipeline
NERFINISHED
ⓘ
highway M2 (Armenia) NERFINISHED ⓘ |
| demarcatedBy | Aras River thalweg in many sections ⓘ |
| establishedEvent | dissolution of the Soviet Union ⓘ |
| establishedInCurrentForm | 1991 ⓘ |
| followsRiver | Aras River NERFINISHED ⓘ |
| formedPartOfFormerBorderWith | Soviet Union NERFINISHED ⓘ |
| hasBorderCrossing | Meghri–Norduz border crossing NERFINISHED ⓘ |
| hasBorderRegime | controlled border ⓘ |
| hasCustomsControl | yes ⓘ |
| hasStrategicImportanceFor |
Armenia
NERFINISHED
ⓘ
Iran NERFINISHED ⓘ |
| historicalContext | resulted from treaties between Persia and the Russian Empire ⓘ |
| historicalTreaty |
Treaty of Gulistan
NERFINISHED
ⓘ
Treaty of Turkmenchay NERFINISHED ⓘ |
| isArmeniaOnlyBorderWith | Iran NERFINISHED ⓘ |
| isIranOnlyBorderWith | Armenia NERFINISHED ⓘ |
| lengthInKilometres | approximately 44 ⓘ |
| lengthInMiles | approximately 27 ⓘ |
| locatedInRegion | South Caucasus NERFINISHED ⓘ |
| locatedOnContinent | Asia ⓘ |
| partOf | Armenia–Iran relations NERFINISHED ⓘ |
| predecessorBorder | Iran–Soviet Union border NERFINISHED ⓘ |
| relatedTo |
Armenia–Azerbaijan border
NERFINISHED
ⓘ
Iran–Azerbaijan border NERFINISHED ⓘ |
| riverFormsNaturalBoundary | Aras River NERFINISHED ⓘ |
| separates |
Armenia
NERFINISHED
ⓘ
Iran NERFINISHED ⓘ |
| usedFor |
energy transit
ⓘ
road transport ⓘ trade ⓘ |
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: Iran–Armenia border Description of subject: The Iran–Armenia border is a short international boundary in the South Caucasus that separates Iran from Armenia, largely following the course of the Aras River.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.