Tbilisi–Yerevan railway line
E943351
The Tbilisi–Yerevan railway line is an international rail route connecting the capitals of Georgia and Armenia, serving as a key passenger and freight corridor in the South Caucasus.
All labels observed (2)
| Label | Occurrences |
|---|---|
| Tbilisi–Yerevan line | 1 |
| Tbilisi–Yerevan railway line canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T11711383 — 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: Tbilisi–Yerevan railway line Context triple: [Tbilisi–Yerevan service, usesRailwayLine, Tbilisi–Yerevan railway line]
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A.
Tbilisi–Poti railway line
The Tbilisi–Poti railway line is a major rail route in Georgia that connects the capital city Tbilisi with the Black Sea port of Poti, serving as a key corridor for both passenger and freight transport.
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B.
Tbilisi–Batumi line
The Tbilisi–Batumi line is a major Georgian railway route connecting the capital city Tbilisi with the Black Sea coastal city of Batumi, serving as one of the country’s primary passenger and freight corridors.
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C.
Baku–Sumqayit railway
The Baku–Sumqayit railway is a key commuter and regional rail line in Azerbaijan that connects the capital city Baku with the industrial city of Sumqayit across the Absheron Peninsula.
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D.
Tbilisi–Zugdidi line
The Tbilisi–Zugdidi line is a major Georgian Railway route connecting the capital city Tbilisi with the western town of Zugdidi, serving as an important corridor across eastern and western Georgia.
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E.
Tbilisi–Gori transport corridor
The Tbilisi–Gori transport corridor is a major transit route in eastern Georgia that connects the capital Tbilisi with the city of Gori and passes through several intermediate towns and industrial areas.
- 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: Tbilisi–Yerevan railway line Target entity description: The Tbilisi–Yerevan railway line is an international rail route connecting the capitals of Georgia and Armenia, serving as a key passenger and freight corridor in the South Caucasus.
-
A.
Tbilisi–Poti railway line
The Tbilisi–Poti railway line is a major rail route in Georgia that connects the capital city Tbilisi with the Black Sea port of Poti, serving as a key corridor for both passenger and freight transport.
-
B.
Tbilisi–Batumi line
The Tbilisi–Batumi line is a major Georgian railway route connecting the capital city Tbilisi with the Black Sea coastal city of Batumi, serving as one of the country’s primary passenger and freight corridors.
-
C.
Baku–Sumqayit railway
The Baku–Sumqayit railway is a key commuter and regional rail line in Azerbaijan that connects the capital city Baku with the industrial city of Sumqayit across the Absheron Peninsula.
-
D.
Tbilisi–Zugdidi line
The Tbilisi–Zugdidi line is a major Georgian Railway route connecting the capital city Tbilisi with the western town of Zugdidi, serving as an important corridor across eastern and western Georgia.
-
E.
Tbilisi–Gori transport corridor
The Tbilisi–Gori transport corridor is a major transit route in eastern Georgia that connects the capital Tbilisi with the city of Gori and passes through several intermediate towns and industrial areas.
- F. None of above. chosen
Statements (46)
| Predicate | Object |
|---|---|
| instanceOf |
freight rail corridor
ⓘ
international railway line ⓘ passenger rail corridor ⓘ |
| borderControl |
customs checks at Georgia–Armenia border
ⓘ
passport control at Georgia–Armenia border ⓘ |
| borderCrossing | Georgia–Armenia border ⓘ |
| borderStation |
Ayrum
NERFINISHED
ⓘ
Sadakhlo NERFINISHED ⓘ |
| connects |
Tbilisi
NERFINISHED
ⓘ
Yerevan NERFINISHED ⓘ |
| connectsCapitalOf |
Armenia
NERFINISHED
ⓘ
Georgia NERFINISHED ⓘ |
| connectsTo | wider Transcaucasian rail network NERFINISHED ⓘ |
| country |
Armenia
NERFINISHED
ⓘ
Georgia ⓘ |
| electrification | partially electrified ⓘ |
| gauge | 1,520 mm ⓘ |
| hasLanguageOfOperation |
Armenian
ⓘ
English ⓘ Georgian ⓘ Russian ⓘ |
| hasServiceClass |
compartment coaches
ⓘ
sleeper coaches ⓘ |
| historicalContext | successor of Soviet-era rail connections between Georgia and Armenia ⓘ |
| historicalEra | post-Soviet period ⓘ |
| importance | key transport corridor in the South Caucasus ⓘ |
| operator |
Georgian Railways
NERFINISHED
ⓘ
South Caucasus Railway NERFINISHED ⓘ |
| owner |
Georgian Railways
NERFINISHED
ⓘ
South Caucasus Railway NERFINISHED ⓘ |
| partOf |
Georgian Railway network
NERFINISHED
ⓘ
South Caucasus Railway network NERFINISHED ⓘ |
| region | South Caucasus NERFINISHED ⓘ |
| role |
supports regional trade between Georgia and Armenia
ⓘ
supports tourism between Tbilisi and Yerevan ⓘ |
| safetyRequirement | international rail regulations ⓘ |
| serviceFrequency | seasonal variations ⓘ |
| serviceType |
international train service
ⓘ
night train service ⓘ |
| status | operational ⓘ |
| terminus |
Tbilisi railway station
NERFINISHED
ⓘ
Yerevan railway station NERFINISHED ⓘ |
| ticketing | cross-border ticketing between Georgian and Armenian railways ⓘ |
| trackType | broad gauge ⓘ |
| usedFor |
freight transport
ⓘ
passenger 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: Tbilisi–Yerevan railway line Description of subject: The Tbilisi–Yerevan railway line is an international rail route connecting the capitals of Georgia and Armenia, serving as a key passenger and freight corridor in the South Caucasus.
Referenced by (2)
Full triples — surface form annotated when it differs from this entity's canonical label.
this entity surface form:
Tbilisi–Yerevan line