Ostrava main railway station
E173745
Ostrava main railway station is the principal rail hub in Ostrava, Czech Republic, serving as a major junction for regional and international train connections.
All labels observed (3)
| Label | Occurrences |
|---|---|
| Ostrava hlavní nádraží | 3 |
| Ostrava main railway station canonical | 3 |
| Ostrava main railway junction | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T1517215 — 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 main railway station Context triple: [Ostrava, hasRailwayJunction, Ostrava main railway station]
-
A.
Plzeň main railway station
Plzeň main railway station is the principal rail hub of the city of Plzeň in the Czech Republic, serving as a major regional and long-distance transport junction.
-
B.
Katowice railway station
Katowice railway station is the main passenger rail hub in Katowice, Poland, serving as a key transport interchange in the Silesian region.
-
C.
Hradec Králové hlavní nádraží
Hradec Králové hlavní nádraží is the main railway station serving the city of Hradec Králové in the Czech Republic, functioning as a key regional transport hub.
-
D.
Chemnitz Hauptbahnhof
Chemnitz Hauptbahnhof is the main railway station and central transportation hub of the city of Chemnitz in Saxony, Germany.
-
E.
Chemnitz Zentralhaltestelle
Chemnitz Zentralhaltestelle is the main central public transport hub in Chemnitz, Germany, where numerous tram and bus lines intersect.
- 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 main railway station Target entity description: Ostrava main railway station is the principal rail hub in Ostrava, Czech Republic, serving as a major junction for regional and international train connections.
-
A.
Plzeň main railway station
Plzeň main railway station is the principal rail hub of the city of Plzeň in the Czech Republic, serving as a major regional and long-distance transport junction.
-
B.
Katowice railway station
Katowice railway station is the main passenger rail hub in Katowice, Poland, serving as a key transport interchange in the Silesian region.
-
C.
Hradec Králové hlavní nádraží
Hradec Králové hlavní nádraží is the main railway station serving the city of Hradec Králové in the Czech Republic, functioning as a key regional transport hub.
-
D.
Chemnitz Hauptbahnhof
Chemnitz Hauptbahnhof is the main railway station and central transportation hub of the city of Chemnitz in Saxony, Germany.
-
E.
Chemnitz Zentralhaltestelle
Chemnitz Zentralhaltestelle is the main central public transport hub in Chemnitz, Germany, where numerous tram and bus lines intersect.
- F. None of above. chosen
Statements (56)
| Predicate | Object |
|---|---|
| instanceOf |
rail transport hub
ⓘ
railway station ⓘ |
| connectsTo |
Bohumín
ⓘ
Bratislava ⓘ Brno ⓘ Katowice ⓘ Košice ⓘ Prague ⓘ Vienna ⓘ Warsaw ⓘ Žilina ⓘ |
| country | Czech Republic ⓘ |
| hasFacility |
information desk
ⓘ
parking area ⓘ platform shelters ⓘ restaurants ⓘ restrooms ⓘ shops ⓘ ticket office ⓘ waiting room ⓘ |
| hasFeature |
accessibility features for disabled passengers
ⓘ
multiple platforms ⓘ overhead electrification ⓘ underpasses and overpasses for passengers ⓘ |
| hasService |
EuroCity trains
ⓘ
intercity trains ⓘ night trains ⓘ regional trains ⓘ suburban trains ⓘ |
| isJunctionOf |
international railway routes
ⓘ
multiple regional railway lines ⓘ |
| locatedIn |
Moravia
ⓘ
Moravian-Silesian Region ⓘ Ostrava ⓘ Silesia ⓘ |
| locatedInTimeZone |
Central European Summer Time
ⓘ
Central European Time ⓘ |
| nativeName |
Ostrava hlavní nádraží
ⓘ
linked to:
Ostrava main railway station
|
| nativeNameLanguage | cs ⓘ |
| operator | Správa železnic ⓘ |
| ownedBy | Správa železnic ⓘ |
| publicTransportConnection |
Ostrava bus network
ⓘ
linked to:
Ostrava public transport network
Ostrava tram network ⓘ
linked to:
Ostrava public transport network
Ostrava trolleybus network ⓘ
linked to:
Ostrava public transport network
|
| railwayLine |
Ostrava–Bohumín line
ⓘ
Ostrava–Frýdlant nad Ostravicí line ⓘ Ostrava–Opava line ⓘ Ostrava–Praha line ⓘ |
| railwayStationCode |
OSTRAVA HL.N.
ⓘ
linked to:
Ostrava
|
| serves |
city of Ostrava
ⓘ
linked to:
Ostrava
international rail traffic ⓘ long-distance rail traffic ⓘ regional rail traffic ⓘ |
| significance |
major junction for international train connections
ⓘ
major junction for regional train connections ⓘ principal rail hub in Ostrava ⓘ |
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 main railway station Description of subject: Ostrava main railway station is the principal rail hub in Ostrava, Czech Republic, serving as a major junction for regional and international train connections.
Referenced by (7)
Full triples — surface form annotated when it differs from this entity's canonical label.
linked to: Ostrava main railway station
linked to: Ostrava main railway station
linked to: Ostrava main railway station
linked to: Ostrava main railway station