Prague–Ústí nad Labem line
E769609
The Prague–Ústí nad Labem line is a major Czech railway corridor connecting the capital city of Prague with the industrial and regional hub of Ústí nad Labem in northern Bohemia.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Prague–Ústí nad Labem line canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T8968034 — 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: Prague–Ústí nad Labem line Context triple: [Kralupy nad Vltavou, hasRailwayLine, Prague–Ústí nad Labem line]
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A.
Ostrava–Praha line
The Ostrava–Praha line is a major Czech railway corridor connecting the industrial city of Ostrava with the capital Prague, serving as one of the country’s busiest passenger and freight routes.
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B.
Ostrava–Bohumín line
The Ostrava–Bohumín line is a key railway route in the Czech Republic that connects the industrial city of Ostrava with the town of Bohumín and forms part of major national and international rail corridors.
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C.
Prague–Plzeň railway line
The Prague–Plzeň railway line is a major Czech rail corridor connecting the capital city Prague with the industrial and regional hub of Plzeň, serving both passenger and freight traffic.
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D.
Plzeň–Cheb railway line
The Plzeň–Cheb railway line is a major rail route in western Czechia connecting the city of Plzeň with the border city of Cheb and forming part of an important corridor toward Germany.
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E.
Ostrava–Opava line
The Ostrava–Opava line is a regional railway route in the Czech Republic connecting the industrial city of Ostrava with the historic city of Opava.
- 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: Prague–Ústí nad Labem line Target entity description: The Prague–Ústí nad Labem line is a major Czech railway corridor connecting the capital city of Prague with the industrial and regional hub of Ústí nad Labem in northern Bohemia.
-
A.
Ostrava–Praha line
The Ostrava–Praha line is a major Czech railway corridor connecting the industrial city of Ostrava with the capital Prague, serving as one of the country’s busiest passenger and freight routes.
-
B.
Ostrava–Bohumín line
The Ostrava–Bohumín line is a key railway route in the Czech Republic that connects the industrial city of Ostrava with the town of Bohumín and forms part of major national and international rail corridors.
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C.
Prague–Plzeň railway line
The Prague–Plzeň railway line is a major Czech rail corridor connecting the capital city Prague with the industrial and regional hub of Plzeň, serving both passenger and freight traffic.
-
D.
Plzeň–Cheb railway line
The Plzeň–Cheb railway line is a major rail route in western Czechia connecting the city of Plzeň with the border city of Cheb and forming part of an important corridor toward Germany.
-
E.
Ostrava–Opava line
The Ostrava–Opava line is a regional railway route in the Czech Republic connecting the industrial city of Ostrava with the historic city of Opava.
- F. None of above. chosen
Statements (20)
| Predicate | Object |
|---|---|
| instanceOf |
rail transport infrastructure
ⓘ
railway line ⓘ |
| connects |
Prague
ⓘ
Ústí nad Labem ⓘ |
| country | Czech Republic ⓘ |
| hasLanguage | Czech ⓘ |
| locatedIn |
Central Europe
ⓘ
northern Bohemia ⓘ |
| partOf | Czech railway network ⓘ |
| passesThrough | Czech Republic ⓘ |
| region | Bohemia ⓘ |
| serves |
capital city of Prague
ⓘ
industrial hub of Ústí nad Labem ⓘ regional hub of Ústí nad Labem ⓘ |
| significance | major Czech railway corridor ⓘ |
| terminus |
Prague
ⓘ
Ústí nad Labem ⓘ |
| transportMode | rail ⓘ |
| 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: Prague–Ústí nad Labem line Description of subject: The Prague–Ústí nad Labem line is a major Czech railway corridor connecting the capital city of Prague with the industrial and regional hub of Ústí nad Labem in northern Bohemia.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.