PKM rail line
E436654
The PKM rail line is a regional railway in Poland’s Pomeranian Voivodeship that connects Gdańsk and surrounding areas, including key hubs such as Gdańsk Lech Wałęsa Airport.
All labels observed (1)
| Label | Occurrences |
|---|---|
| PKM rail line canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T4394813 — 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: PKM rail line Context triple: [Gdańsk Lech Wałęsa Airport, hasPublicTransportConnection, PKM rail line]
-
A.
Arrow rail line
Arrow rail line is a passenger rail service in Southern California that connects Redlands with the broader regional rail network.
-
B.
M-1 Rail line
The M-1 Rail line is a modern streetcar system running along Woodward Avenue in Detroit, Michigan, designed to support downtown and Midtown transit and spur urban redevelopment.
-
C.
Trenton Line
Trenton Line is a commuter rail service in the Philadelphia region operated by SEPTA Regional Rail, connecting Center City Philadelphia with Trenton, New Jersey.
-
D.
Pink Line
The Pink Line is a rapid transit route in Chicago's "L" system that runs between the Loop and the city's West Side neighborhoods.
-
E.
Pink Line
Pink Line is a major corridor of the Delhi Metro network that forms part of the system’s orbital route around the city.
- 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: PKM rail line Target entity description: The PKM rail line is a regional railway in Poland’s Pomeranian Voivodeship that connects Gdańsk and surrounding areas, including key hubs such as Gdańsk Lech Wałęsa Airport.
-
A.
Arrow rail line
Arrow rail line is a passenger rail service in Southern California that connects Redlands with the broader regional rail network.
-
B.
M-1 Rail line
The M-1 Rail line is a modern streetcar system running along Woodward Avenue in Detroit, Michigan, designed to support downtown and Midtown transit and spur urban redevelopment.
-
C.
Trenton Line
Trenton Line is a commuter rail service in the Philadelphia region operated by SEPTA Regional Rail, connecting Center City Philadelphia with Trenton, New Jersey.
-
D.
Pink Line
The Pink Line is a rapid transit route in Chicago's "L" system that runs between the Loop and the city's West Side neighborhoods.
-
E.
Pink Line
Pink Line is a major corridor of the Delhi Metro network that forms part of the system’s orbital route around the city.
- F. None of above. chosen
Statements (45)
| Predicate | Object |
|---|---|
| instanceOf |
railway line
ⓘ
regional railway line ⓘ |
| connects |
Gdańsk Lech Wałęsa Airport
NERFINISHED
ⓘ
Gdańsk Wrzeszcz railway station NERFINISHED ⓘ Gdynia Główna railway station NERFINISHED ⓘ |
| connectsTo |
Gdańsk Lech Wałęsa Airport
NERFINISHED
ⓘ
Polish State Railways network NERFINISHED ⓘ railway line 201 (Nowa Wieś Wielka–Gdynia Port railway) NERFINISHED ⓘ railway line 248 (Gdańsk Wrzeszcz–Gdańsk Osowa railway) NERFINISHED ⓘ railway line 253 (Gdańsk Rębiechowo–Gdańsk Osowa railway) NERFINISHED ⓘ |
| constructionStart | 2012 ⓘ |
| country | Poland ⓘ |
| electrification | electrified ⓘ |
| fullName | Pomorska Kolej Metropolitalna NERFINISHED ⓘ |
| gauge | standard gauge ⓘ |
| hasAbbreviation | PKM NERFINISHED ⓘ |
| hasServiceType |
commuter rail
ⓘ
regional rail ⓘ |
| hasStation |
Gdańsk Brętowo railway station
NERFINISHED
ⓘ
Gdańsk Jasień railway station NERFINISHED ⓘ Gdańsk Kiełpinek railway station NERFINISHED ⓘ Gdańsk Matarnia railway station NERFINISHED ⓘ Gdańsk Niedźwiednik railway station NERFINISHED ⓘ Gdańsk Osowa railway station NERFINISHED ⓘ Gdańsk Port Lotniczy railway station NERFINISHED ⓘ Gdynia Główna railway station NERFINISHED ⓘ Gdynia Karwiny railway station NERFINISHED ⓘ Gdynia Stadion railway station NERFINISHED ⓘ |
| languageOfName | Polish ⓘ |
| locatedIn |
Pomeranian Voivodeship
NERFINISHED
ⓘ
northern Poland NERFINISHED ⓘ |
| locatedInMetropolitanArea | Gdańsk–Gdynia–Sopot metropolitan area NERFINISHED ⓘ |
| opened | 2015 ⓘ |
| operator | Pomorska Kolej Metropolitalna NERFINISHED ⓘ |
| owner | Pomorska Kolej Metropolitalna NERFINISHED ⓘ |
| partOf | Pomeranian metropolitan railway network NERFINISHED ⓘ |
| primaryUse | passenger transport ⓘ |
| purpose |
improve access to Gdańsk Lech Wałęsa Airport
NERFINISHED
ⓘ
improve regional connectivity in the Tricity area ⓘ |
| regionServed | Pomeranian Voivodeship NERFINISHED ⓘ |
| servesCity |
Gdańsk
NERFINISHED
ⓘ
Gdynia NERFINISHED ⓘ |
| servesRegion | Tricity metropolitan area NERFINISHED ⓘ |
| terminus | Gdańsk Wrzeszcz railway station NERFINISHED ⓘ |
| trackConfiguration | double track ⓘ |
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: PKM rail line Description of subject: The PKM rail line is a regional railway in Poland’s Pomeranian Voivodeship that connects Gdańsk and surrounding areas, including key hubs such as Gdańsk Lech Wałęsa Airport.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.