Tuapse–Sochi railway line
E670888
The Tuapse–Sochi railway line is a key segment of Russia’s North Caucasus Railway running along the Black Sea coast, connecting the port city of Tuapse with the resort city of Sochi and serving as a major passenger and freight corridor in the region.
All labels observed (3)
| Label | Occurrences |
|---|---|
| Tuapse–Sochi railway line canonical | 2 |
| North Caucasus Railway Black Sea line | 1 |
| Tuapse–Sochi line | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T7531160 — 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: Tuapse–Sochi railway line Context triple: [Sochi railway station, railwayLine, Tuapse–Sochi railway line]
-
A.
Moscow–Kursk railway line
The Moscow–Kursk railway line is a major rail route in western Russia that connects Moscow with the city of Kursk and serves numerous intermediate towns and suburbs.
-
B.
Moscow–Minsk railway
The Moscow–Minsk railway is a major international rail line connecting Russia’s capital Moscow with Belarus’s capital Minsk, serving as a key transport corridor between the two countries and further into Europe.
-
C.
Obskaya–Bovanenkovo railway
The Obskaya–Bovanenkovo railway is a remote Russian Arctic rail line built primarily to support gas field development on the Yamal Peninsula.
-
D.
Odintsovo–Golitsyno railway line
The Odintsovo–Golitsyno railway line is a suburban rail route in the Moscow region of Russia that connects the towns of Odintsovo and Golitsyno within the Greater Moscow railway network.
-
E.
Murmansk Railway
Murmansk Railway is a major rail line in northwestern Russia that connects the Arctic port city of Murmansk and the Kola Peninsula with the broader Russian railway network.
- 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: Tuapse–Sochi railway line Target entity description: The Tuapse–Sochi railway line is a key segment of Russia’s North Caucasus Railway running along the Black Sea coast, connecting the port city of Tuapse with the resort city of Sochi and serving as a major passenger and freight corridor in the region.
-
A.
Moscow–Kursk railway line
The Moscow–Kursk railway line is a major rail route in western Russia that connects Moscow with the city of Kursk and serves numerous intermediate towns and suburbs.
-
B.
Moscow–Minsk railway
The Moscow–Minsk railway is a major international rail line connecting Russia’s capital Moscow with Belarus’s capital Minsk, serving as a key transport corridor between the two countries and further into Europe.
-
C.
Obskaya–Bovanenkovo railway
The Obskaya–Bovanenkovo railway is a remote Russian Arctic rail line built primarily to support gas field development on the Yamal Peninsula.
-
D.
Odintsovo–Golitsyno railway line
The Odintsovo–Golitsyno railway line is a suburban rail route in the Moscow region of Russia that connects the towns of Odintsovo and Golitsyno within the Greater Moscow railway network.
-
E.
Murmansk Railway
Murmansk Railway is a major rail line in northwestern Russia that connects the Arctic port city of Murmansk and the Kola Peninsula with the broader Russian railway network.
- F. None of above. chosen
Statements (30)
| Predicate | Object |
|---|---|
| instanceOf | railway line ⓘ |
| connects |
Sochi
ⓘ
Tuapse ⓘ |
| country | Russia ⓘ |
| electrification | 25 kV AC overhead line ⓘ |
| followsCoastOf | Black Sea ⓘ |
| hasFunction | linking Tuapse and Sochi by rail ⓘ |
| importance | major regional transport corridor ⓘ |
| infrastructureType | double-track railway ⓘ |
| locatedIn | Krasnodar Krai ⓘ |
| locatedOn | eastern coast of the Black Sea ⓘ |
| operator | Russian Railways ⓘ |
| ownedBy | Russian Railways ⓘ |
| partOf |
North Caucasus Railway
ⓘ
linked to:
North Caucasus Railway network
|
| partOfCorridor | North Caucasus transport corridor ⓘ |
| passesThrough |
Adler District
ⓘ
Dagomys ⓘ Lazarevskoye ⓘ Loo ⓘ |
| railwayDivision |
North Caucasus Railway of Russian Railways
ⓘ
linked to:
North Caucasus Railway network
|
| railwayNetwork | Russian gauge network ⓘ |
| regionServed | Black Sea coast of the North Caucasus ⓘ |
| serves |
city of Sochi
ⓘ
linked to:
Sochi
port of Tuapse ⓘ resort destinations on the Black Sea ⓘ |
| terminus |
Sochi
ⓘ
Tuapse ⓘ |
| trackGauge | 1520 mm ⓘ |
| 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: Tuapse–Sochi railway line Description of subject: The Tuapse–Sochi railway line is a key segment of Russia’s North Caucasus Railway running along the Black Sea coast, connecting the port city of Tuapse with the resort city of Sochi and serving as a major passenger and freight corridor in the region.
Referenced by (4)
Full triples — surface form annotated when it differs from this entity's canonical label.
linked to: Tuapse–Sochi railway line
linked to: Tuapse–Sochi railway line