Ostrava–Bohumín line
E683444
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.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Ostrava–Bohumín line canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T7670993 — 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: Ostrava–Bohumín line Context triple: [Ostrava main railway station, railwayLine, Ostrava–Bohumín line]
-
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.
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.
-
C.
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.
-
D.
Dresden–Děčín railway
The Dresden–Děčín railway is a major cross-border rail route along the Elbe River connecting Dresden in Germany with Děčín in the Czech Republic, forming part of an important European north–south transport corridor.
-
E.
Plzeň–Klatovy railway line
The Plzeň–Klatovy railway line is a regional rail route in the Czech Republic connecting the city of Plzeň with the town of Klatovy and serving as an important link in western Bohemia’s rail 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: Ostrava–Bohumín line Target entity description: 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.
-
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.
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.
-
C.
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.
-
D.
Dresden–Děčín railway
The Dresden–Děčín railway is a major cross-border rail route along the Elbe River connecting Dresden in Germany with Děčín in the Czech Republic, forming part of an important European north–south transport corridor.
-
E.
Plzeň–Klatovy railway line
The Plzeň–Klatovy railway line is a regional rail route in the Czech Republic connecting the city of Plzeň with the town of Klatovy and serving as an important link in western Bohemia’s rail network.
- F. None of above. chosen
Statements (34)
| Predicate | Object |
|---|---|
| instanceOf |
rail transport infrastructure
ⓘ
railway line ⓘ |
| connects |
Bohumín
NERFINISHED
ⓘ
Ostrava NERFINISHED ⓘ |
| connectsTo |
railway junction Bohumín
ⓘ
railway junction Ostrava ⓘ |
| country | Czech Republic ⓘ |
| electrification | electrified railway line ⓘ |
| formsPartOf |
major international rail corridors
ⓘ
major national rail corridors ⓘ |
| gauge | standard gauge ⓘ |
| hasStation |
Bohumín railway station
NERFINISHED
ⓘ
Ostrava hlavní nádraží NERFINISHED ⓘ |
| importance |
part of transit routes between Central and Eastern Europe
ⓘ
part of transit routes between the Czech Republic and Poland ⓘ |
| infrastructureType | double-track railway line ⓘ |
| locatedIn |
Moravian-Silesian Region
NERFINISHED
ⓘ
Silesia (historical region) NERFINISHED ⓘ |
| operator | Správa železnic NERFINISHED ⓘ |
| partOf |
Czech national railway network
NERFINISHED
ⓘ
international rail corridors ⓘ |
| primaryTraffic |
freight trains
ⓘ
long-distance passenger trains ⓘ regional passenger trains ⓘ |
| regionServed | Ostrava metropolitan area NERFINISHED ⓘ |
| role |
commuter route for Ostrava area
ⓘ
industrial freight corridor ⓘ |
| serves |
industrial city of Ostrava
ⓘ
town of Bohumín ⓘ |
| significance | key railway route in the Czech Republic ⓘ |
| terminus |
Bohumín
NERFINISHED
ⓘ
Ostrava NERFINISHED ⓘ |
| usedFor |
freight rail transport
ⓘ
passenger rail 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: Ostrava–Bohumín line Description of subject: 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.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.