Belgrade–Niš–Sofia railway line

E746800

international railway line railway corridor

The Belgrade–Niš–Sofia railway line is a major international rail corridor connecting Serbia’s capital Belgrade with the city of Niš and onward to Bulgaria’s capital Sofia, serving as a key transport route between Central and Southeastern Europe.

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All labels observed (4)

Label	Occurrences
Belgrade–Niš railway	3
Belgrade–Niš railway line	1
Belgrade–Niš–Sofia railway line canonical	1
railway Belgrade–Niš–Skopje–Thessaloniki	1

How this entity was disambiguated

This entity first appeared as the object of triple T8619586 — 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: Belgrade–Niš–Sofia railway line
Context triple: [Nišava River, nearbyInfrastructure, Belgrade–Niš–Sofia railway line]

A. Belgrade–Bar railway
The Belgrade–Bar railway is a major international rail line connecting Serbia’s capital Belgrade with the Montenegrin Adriatic port of Bar, renowned for its mountainous route and numerous bridges and tunnels.
B. Titograd–Nikšić railway line
The Titograd–Nikšić railway line is a Montenegrin rail route connecting the capital Podgorica (formerly Titograd) with the industrial city of Nikšić.
C. Belgrade–Zagreb railway corridor
The Belgrade–Zagreb railway corridor is a major international rail line connecting the capitals of Serbia and Croatia as part of the broader pan-European transport network.
D. Sofia–Kulata railway line
The Sofia–Kulata railway line is a major rail route in southwestern Bulgaria that connects the capital Sofia with the Greek border near Kulata, serving as an important international transport corridor.
E. Adriatic railway line
The Adriatic railway line is a major Italian coastal rail route running along the Adriatic Sea, connecting numerous cities and towns from the north to the south of the country.
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: Belgrade–Niš–Sofia railway line
Target entity description: The Belgrade–Niš–Sofia railway line is a major international rail corridor connecting Serbia’s capital Belgrade with the city of Niš and onward to Bulgaria’s capital Sofia, serving as a key transport route between Central and Southeastern Europe.

A. Belgrade–Bar railway
The Belgrade–Bar railway is a major international rail line connecting Serbia’s capital Belgrade with the Montenegrin Adriatic port of Bar, renowned for its mountainous route and numerous bridges and tunnels.
B. Titograd–Nikšić railway line
The Titograd–Nikšić railway line is a Montenegrin rail route connecting the capital Podgorica (formerly Titograd) with the industrial city of Nikšić.
C. Belgrade–Zagreb railway corridor
The Belgrade–Zagreb railway corridor is a major international rail line connecting the capitals of Serbia and Croatia as part of the broader pan-European transport network.
D. Sofia–Kulata railway line
The Sofia–Kulata railway line is a major rail route in southwestern Bulgaria that connects the capital Sofia with the Greek border near Kulata, serving as an important international transport corridor.
E. Adriatic railway line
The Adriatic railway line is a major Italian coastal rail route running along the Adriatic Sea, connecting numerous cities and towns from the north to the south of the country.
F. None of above. chosen

Statements (30)

Predicate	Object
instanceOf	international railway line ⓘ railway corridor ⓘ
connectsCapitalCity	Belgrade NERFINISHED ⓘ Sofia NERFINISHED ⓘ
connectsCapitalOf	Bulgaria NERFINISHED ⓘ Serbia NERFINISHED ⓘ
connectsCity	Belgrade NERFINISHED ⓘ Niš NERFINISHED ⓘ Sofia NERFINISHED ⓘ
connectsCountry	Bulgaria NERFINISHED ⓘ Serbia NERFINISHED ⓘ
country	Bulgaria ⓘ Serbia ⓘ
gauge	standard gauge ⓘ
hasFunction	freight transport ⓘ passenger transport ⓘ
hasIntermediateHub	Niš NERFINISHED ⓘ
importance	major international corridor ⓘ
isKeyTransportRouteBetween	Central Europe NERFINISHED ⓘ Southeastern Europe ⓘ
locatedInRegion	Central Europe NERFINISHED ⓘ Southeastern Europe ⓘ
modeOfTransport	rail ⓘ
partOf	European rail network NERFINISHED ⓘ
passesThrough	Niš NERFINISHED ⓘ
role	link between Balkan region and Central Europe ⓘ
terminus	Belgrade NERFINISHED ⓘ Sofia NERFINISHED ⓘ
usedFor	international rail traffic ⓘ regional rail traffic ⓘ

How these facts were elicited