SKM Tricity suburban railway
E805440
SKM Tricity suburban railway is a rapid urban rail system serving the Tricity metropolitan area in Poland, connecting cities such as Gdańsk, Gdynia, and Sopot with surrounding towns.
All labels observed (3)
| Label | Occurrences |
|---|---|
| SKM Tricity suburban railway canonical | 1 |
| Tricity SKM suburban rail system | 1 |
| Tricity rail network | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T9545039 — 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: SKM Tricity suburban railway Context triple: [Wejherowo, hasPublicTransport, SKM Tricity suburban railway]
-
A.
Lucknow–Kanpur Suburban Railway
The Lucknow–Kanpur Suburban Railway is a key suburban rail corridor in Uttar Pradesh that connects the major cities of Lucknow and Kanpur, serving dense commuter traffic between them.
-
B.
Delhi suburban railway
The Delhi suburban railway is a commuter rail network serving Delhi and its surrounding regions, providing frequent local train services that connect residential, commercial, and industrial areas across the National Capital Region.
-
C.
Biotrén commuter rail
Biotrén commuter rail is a suburban passenger train system serving the Greater Concepción metropolitan area in Chile, connecting key urban and outlying communities.
-
D.
Mumbai Suburban Railway
The Mumbai Suburban Railway is a high-capacity commuter rail network that forms the backbone of public transport in the Mumbai metropolitan region, carrying millions of passengers daily across its extensive routes.
-
E.
Lucknow Metro
Lucknow Metro is a rapid transit system serving the city of Lucknow in Uttar Pradesh, India, designed to provide fast, modern urban transportation.
- 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: SKM Tricity suburban railway Target entity description: SKM Tricity suburban railway is a rapid urban rail system serving the Tricity metropolitan area in Poland, connecting cities such as Gdańsk, Gdynia, and Sopot with surrounding towns.
-
A.
Lucknow–Kanpur Suburban Railway
The Lucknow–Kanpur Suburban Railway is a key suburban rail corridor in Uttar Pradesh that connects the major cities of Lucknow and Kanpur, serving dense commuter traffic between them.
-
B.
Delhi suburban railway
The Delhi suburban railway is a commuter rail network serving Delhi and its surrounding regions, providing frequent local train services that connect residential, commercial, and industrial areas across the National Capital Region.
-
C.
Biotrén commuter rail
Biotrén commuter rail is a suburban passenger train system serving the Greater Concepción metropolitan area in Chile, connecting key urban and outlying communities.
-
D.
Mumbai Suburban Railway
The Mumbai Suburban Railway is a high-capacity commuter rail network that forms the backbone of public transport in the Mumbai metropolitan region, carrying millions of passengers daily across its extensive routes.
-
E.
Lucknow Metro
Lucknow Metro is a rapid transit system serving the city of Lucknow in Uttar Pradesh, India, designed to provide fast, modern urban transportation.
- F. None of above. chosen
Statements (48)
| Predicate | Object |
|---|---|
| instanceOf |
commuter rail system
ⓘ
suburban railway ⓘ |
| connects |
Gdańsk
NERFINISHED
ⓘ
Gdynia NERFINISHED ⓘ Sopot NERFINISHED ⓘ surrounding towns of Tricity ⓘ |
| country | Poland ⓘ |
| electrification | 3 kV DC overhead line ⓘ |
| electrificationDate | 1951 ⓘ |
| fareIntegration |
Metropolitan ticket system of Tricity
NERFINISHED
ⓘ
Zarząd Transportu Miejskiego w Gdańsku tariff ⓘ |
| hasStation |
Gdańsk Główny railway station
NERFINISHED
ⓘ
Gdańsk Wrzeszcz railway station NERFINISHED ⓘ Gdańsk Śródmieście railway station NERFINISHED ⓘ Gdynia Główna railway station NERFINISHED ⓘ Gdynia Orłowo railway station NERFINISHED ⓘ Rumia railway station NERFINISHED ⓘ Sopot railway station NERFINISHED ⓘ Wejherowo railway station NERFINISHED ⓘ |
| headquartersLocation | Gdynia NERFINISHED ⓘ |
| languageOfOfficialName | Polish ⓘ |
| openingDate | 1951 ⓘ |
| operator | PKP SKM w Trójmieście sp. z o.o. NERFINISHED ⓘ |
| owner | Polish State Railways NERFINISHED ⓘ |
| partOf | public transport system of Tricity ⓘ |
| primaryLine |
Gdańsk Główny–Wejherowo line
NERFINISHED
ⓘ
Gdańsk Śródmieście–Wejherowo line NERFINISHED ⓘ |
| region | Pomeranian Voivodeship NERFINISHED ⓘ |
| rollingStock |
EN57 electric multiple unit
NERFINISHED
ⓘ
EN62 electric multiple unit NERFINISHED ⓘ EN71 electric multiple unit ⓘ EN96 electric multiple unit NERFINISHED ⓘ |
| serves |
Gdańsk
NERFINISHED
ⓘ
Gdynia NERFINISHED ⓘ Lębork NERFINISHED ⓘ Pruszcz Gdański NERFINISHED ⓘ Reda NERFINISHED ⓘ Rumia NERFINISHED ⓘ Sopot NERFINISHED ⓘ Tczew NERFINISHED ⓘ Tricity metropolitan area NERFINISHED ⓘ Wejherowo NERFINISHED ⓘ |
| serviceType |
suburban rail
ⓘ
urban rail ⓘ |
| trackGauge | 1435 mm standard gauge ⓘ |
| typicalServicePattern | frequent all-day service with higher frequency in peak hours ⓘ |
| usesRailwayLine |
Railway line 202 Gdańsk Główny–Stargard
NERFINISHED
ⓘ
Railway line 250 Gdańsk Śródmieście–Rumia NERFINISHED ⓘ |
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: SKM Tricity suburban railway Description of subject: SKM Tricity suburban railway is a rapid urban rail system serving the Tricity metropolitan area in Poland, connecting cities such as Gdańsk, Gdynia, and Sopot with surrounding towns.
Referenced by (3)
Full triples — surface form annotated when it differs from this entity's canonical label.
this entity surface form:
Tricity SKM suburban rail system
this entity surface form:
Tricity rail network