Iran–Turkmenistan border
E470797
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.
All labels observed (2)
| Label | Occurrences |
|---|---|
| Iran–Turkmenistan border canonical | 2 |
| Turkmenistan–Iran border | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T4781478 — 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–Turkmenistan border Context triple: [Atrek River, borderRegion, Iran–Turkmenistan border]
-
A.
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.
-
B.
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.
-
C.
Afghanistan–Tajikistan border
The Afghanistan–Tajikistan border is a mountainous, riverine frontier in Central Asia that separates northern Afghanistan from southern Tajikistan and includes the remote Wakhan Corridor region.
-
D.
Afghanistan–Pakistan border
The Afghanistan–Pakistan border, often called the Durand Line, is a historically contentious and porous frontier separating Afghanistan and Pakistan, marked by complex ethnic, political, and security dynamics.
-
E.
Taftan border crossing
Taftan border crossing is a key land transit point between Pakistan and Iran, located near the town of Taftan in Balochistan.
- 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–Turkmenistan border Target entity description: 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.
-
A.
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.
-
B.
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.
-
C.
Afghanistan–Tajikistan border
The Afghanistan–Tajikistan border is a mountainous, riverine frontier in Central Asia that separates northern Afghanistan from southern Tajikistan and includes the remote Wakhan Corridor region.
-
D.
Afghanistan–Pakistan border
The Afghanistan–Pakistan border, often called the Durand Line, is a historically contentious and porous frontier separating Afghanistan and Pakistan, marked by complex ethnic, political, and security dynamics.
-
E.
Taftan border crossing
Taftan border crossing is a key land transit point between Pakistan and Iran, located near the town of Taftan in Balochistan.
- F. None of above. chosen
Statements (48)
| Predicate | Object |
|---|---|
| instanceOf |
international border
ⓘ
land border ⓘ state border ⓘ |
| borderCity_Iran |
Bajgiran
NERFINISHED
ⓘ
Incheh Borun NERFINISHED ⓘ Sarakhs NERFINISHED ⓘ |
| borderCity_Turkmenistan |
Etrek
NERFINISHED
ⓘ
Gaudan NERFINISHED ⓘ Gudriolum NERFINISHED ⓘ Serakhs NERFINISHED ⓘ |
| borderCrossing |
Bajgiran–Gaudan border crossing
NERFINISHED
ⓘ
Incheh Borun border crossing NERFINISHED ⓘ Lotfabad border crossing NERFINISHED ⓘ Sarakhs border crossing NERFINISHED ⓘ |
| climate |
arid
ⓘ
semi-arid ⓘ |
| continent | Asia ⓘ |
| country1 | Iran NERFINISHED ⓘ |
| country2 | Turkmenistan NERFINISHED ⓘ |
| currentFormSince | 1991 ⓘ |
| demarcatedBy | bilateral agreements between Iran and Turkmenistan ⓘ |
| established | late 19th century ⓘ |
| follows | Atrek River valley NERFINISHED ⓘ |
| hasInfrastructure |
border checkpoints
ⓘ
highways ⓘ railway link at Sarakhs ⓘ |
| historicalContext | Russian Empire–Persia border delimitation NERFINISHED ⓘ |
| languageRegion |
Persian
ⓘ
Turkmen ⓘ |
| length_km | 1148 ⓘ |
| nearbyBodyOfWater | Caspian Sea NERFINISHED ⓘ |
| partOf |
borders of Iran
ⓘ
borders of Turkmenistan ⓘ |
| passesThrough | Kopet Dag foothills NERFINISHED ⓘ |
| region | Central Asia ⓘ |
| religionRegion | Islam NERFINISHED ⓘ |
| securityConcern |
illegal migration
ⓘ
smuggling ⓘ |
| separates |
northern Iran
ⓘ
southern Turkmenistan ⓘ |
| startsAt | Caspian Sea NERFINISHED ⓘ |
| successorOf | Iran–Soviet Union border NERFINISHED ⓘ |
| terrain |
desert
ⓘ
mountain foothills ⓘ river valley ⓘ |
| usedFor |
energy transit
ⓘ
rail transport ⓘ road transport ⓘ |
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–Turkmenistan border Description of subject: 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.
Referenced by (3)
Full triples — surface form annotated when it differs from this entity's canonical label.
this entity surface form:
Turkmenistan–Iran border