Warszawska Kolej Dojazdowa
E652763
Warszawska Kolej Dojazdowa is a suburban light rail and commuter railway line serving towns and districts west of Warsaw, providing frequent regional passenger transport into the Polish capital.
All labels observed (2)
| Label | Occurrences |
|---|---|
| Warszawska Kolej Dojazdowa canonical | 6 |
| Warsaw Commuter Railway (WKD) | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T7263172 — 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: Warszawska Kolej Dojazdowa Context triple: [Warsaw metropolitan area, hasCommuterRailSystem, Warszawska Kolej Dojazdowa]
-
A.
Wrocław Główny
Wrocław Główny is the main railway station in Wrocław, Poland, and one of the country’s largest and busiest rail hubs.
-
B.
Warsaw Metro
The Warsaw Metro is the rapid transit system serving Poland's capital, consisting of underground lines that connect key districts across the city.
-
C.
Łódzka Kolej Aglomeracyjna
Łódzka Kolej Aglomeracyjna is a regional rail operator in the Łódź metropolitan area of Poland, providing commuter and suburban train services connecting the city with surrounding towns.
-
D.
Gdańsk Główny
Gdańsk Główny is the main railway station in Gdańsk, Poland, serving as a major regional and long-distance transport hub.
-
E.
Warsaw Tram system
The Warsaw Tram system is an extensive urban light rail network serving Poland’s capital, forming a core component of the city’s public transportation infrastructure.
- 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: Warszawska Kolej Dojazdowa Target entity description: Warszawska Kolej Dojazdowa is a suburban light rail and commuter railway line serving towns and districts west of Warsaw, providing frequent regional passenger transport into the Polish capital.
-
A.
Wrocław Główny
Wrocław Główny is the main railway station in Wrocław, Poland, and one of the country’s largest and busiest rail hubs.
-
B.
Warsaw Metro
The Warsaw Metro is the rapid transit system serving Poland's capital, consisting of underground lines that connect key districts across the city.
-
C.
Łódzka Kolej Aglomeracyjna
Łódzka Kolej Aglomeracyjna is a regional rail operator in the Łódź metropolitan area of Poland, providing commuter and suburban train services connecting the city with surrounding towns.
-
D.
Gdańsk Główny
Gdańsk Główny is the main railway station in Gdańsk, Poland, serving as a major regional and long-distance transport hub.
-
E.
Warsaw Tram system
The Warsaw Tram system is an extensive urban light rail network serving Poland’s capital, forming a core component of the city’s public transportation infrastructure.
- F. None of above. chosen
Statements (49)
| Predicate | Object |
|---|---|
| instanceOf |
commuter rail system
ⓘ
light rail system ⓘ railway company ⓘ |
| category |
Rail transport in Warsaw
ⓘ
Railway companies of Poland ⓘ |
| country | Poland ⓘ |
| electrification | electric multiple units ⓘ |
| electrificationSystem | 3 kV DC overhead line ⓘ |
| fareIntegration | partly integrated with Warsaw public transport system ⓘ |
| formerName | Elektryczne Koleje Dojazdowe ⓘ |
| hasRollingStock |
EN100 electric multiple units
ⓘ
EN95 electric multiple units ⓘ EN97 electric multiple units ⓘ
linked to:
EN95 electric multiple units
|
| hasStation |
Grodzisk Mazowiecki Radońska
ⓘ
linked to:
Grodzisk Mazowiecki
Komorów ⓘ Milanówek Grudów ⓘ
linked to:
Milanówek
Podkowa Leśna Główna ⓘ
linked to:
Podkowa Leśna
Warszawa Ochota WKD ⓘ
linked to:
Ochota, Warsaw
Warszawa Śródmieście WKD ⓘ
linked to:
Śródmieście, Warsaw
|
| headquartersLocation | Warsaw ⓘ |
| languageOfName | Polish ⓘ |
| lineNumber | WKD line ⓘ |
| locatedInTimeZone |
Central European Summer Time
ⓘ
Central European Time ⓘ |
| nativeName | Warszawska Kolej Dojazdowa ⓘ |
| networkLength | approximately 33 km ⓘ |
| opened | 1927 ⓘ |
| operator |
WKD sp. z o.o.
ⓘ
linked to:
WKD
|
| owner | local governments of Masovian region ⓘ |
| primaryFunction | passenger transport ⓘ |
| railGauge | 1435 mm ⓘ |
| regionServed | Masovian Voivodeship ⓘ |
| servesCity | Warsaw ⓘ |
| servesDistrict |
Warszawa Ochota
ⓘ
linked to:
Ochota, Warsaw
Warszawa Wola ⓘ
linked to:
Wola
|
| servesTown |
Grodzisk Mazowiecki
ⓘ
Milanówek ⓘ Podkowa Leśna ⓘ Pruszków ⓘ |
| serviceType |
commuter rail
ⓘ
regional rail ⓘ suburban rail ⓘ |
| shortName | WKD ⓘ |
| terminus |
Grodzisk Mazowiecki Radońska
ⓘ
linked to:
Grodzisk Mazowiecki
Milanówek Grudów ⓘ
linked to:
Milanówek
Warszawa Śródmieście WKD ⓘ
linked to:
Śródmieście, Warsaw
|
| ticketSystem | separate WKD tariff ⓘ |
| trackConfiguration | mostly single track with passing loops ⓘ |
| website | https://www.wkd.com.pl ⓘ |
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: Warszawska Kolej Dojazdowa Description of subject: Warszawska Kolej Dojazdowa is a suburban light rail and commuter railway line serving towns and districts west of Warsaw, providing frequent regional passenger transport into the Polish capital.
Referenced by (7)
Full triples — surface form annotated when it differs from this entity's canonical label.