R line
E929930
The R line is a Finnish commuter rail service operating in the Helsinki region, connecting central Helsinki with outlying towns such as Riihimäki and serving intermediate stations including Ainola.
All labels observed (1)
| Label | Occurrences |
|---|---|
| R line canonical | 2 |
How this entity was disambiguated
This entity first appeared as the object of triple T11519354 — 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: R line Context triple: [Ainola railway station, servedByLine, R line]
-
A.
R line
The R line is a New York City Subway service that runs through Brooklyn, Manhattan, and Queens, connecting neighborhoods like Park Slope with the broader transit network.
-
B.
line R
Line R is a suburban rail line in the Île-de-France region of France, operating as part of the Transilien network and connecting Paris with southeastern suburbs and towns.
-
C.
L line
The L line is a New York City Subway service that runs crosstown through Manhattan and into Brooklyn, including the East New York area, and is known for its role as a major connector between these boroughs.
-
D.
R Line
The R Line is a New York City Subway service that runs through Brooklyn, Queens, and Manhattan, connecting neighborhoods along a local route in the BMT Broadway Line corridor.
-
E.
R Line
The R Line is a light rail service in the Denver metropolitan area that runs through Aurora and connects key transit hubs within the Regional Transportation District 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: R line Target entity description: The R line is a Finnish commuter rail service operating in the Helsinki region, connecting central Helsinki with outlying towns such as Riihimäki and serving intermediate stations including Ainola.
-
A.
R line
The R line is a New York City Subway service that runs through Brooklyn, Manhattan, and Queens, connecting neighborhoods like Park Slope with the broader transit network.
-
B.
line R
Line R is a suburban rail line in the Île-de-France region of France, operating as part of the Transilien network and connecting Paris with southeastern suburbs and towns.
-
C.
L line
The L line is a New York City Subway service that runs crosstown through Manhattan and into Brooklyn, including the East New York area, and is known for its role as a major connector between these boroughs.
-
D.
R Line
The R Line is a New York City Subway service that runs through Brooklyn, Queens, and Manhattan, connecting neighborhoods along a local route in the BMT Broadway Line corridor.
-
E.
R Line
The R Line is a light rail service in the Denver metropolitan area that runs through Aurora and connects key transit hubs within the Regional Transportation District network.
- F. None of above. chosen
Statements (45)
| Predicate | Object |
|---|---|
| instanceOf |
commuter rail service
ⓘ
passenger rail service ⓘ |
| connectsCity |
Helsinki
NERFINISHED
ⓘ
Riihimäki NERFINISHED ⓘ |
| connectsMunicipality |
Hausjärvi
NERFINISHED
ⓘ
Hyvinkää NERFINISHED ⓘ Järvenpää NERFINISHED ⓘ Kerava NERFINISHED ⓘ Vantaa NERFINISHED ⓘ |
| country | Finland ⓘ |
| electrification | 25 kV AC overhead line ⓘ |
| endStation | Riihimäki railway station NERFINISHED ⓘ |
| fareSystem |
HSL zones in Helsinki region
ⓘ
VR commuter fares outside HSL area ⓘ |
| lineNumber | R ⓘ |
| network | Helsinki commuter rail NERFINISHED ⓘ |
| operatesIn |
Helsinki region
NERFINISHED
ⓘ
Kanta-Häme NERFINISHED ⓘ Uusimaa NERFINISHED ⓘ |
| operator | VR Group NERFINISHED ⓘ |
| primaryRollingStock |
Sm4 electric multiple unit
ⓘ
Sm5 electric multiple unit NERFINISHED ⓘ |
| railwaySystem | Finnish railway network NERFINISHED ⓘ |
| regionServed |
Greater Helsinki
NERFINISHED
ⓘ
Riihimäki sub-region NERFINISHED ⓘ |
| servesStation |
Ainola railway station
NERFINISHED
ⓘ
Hiekkaharju railway station NERFINISHED ⓘ Hyvinkää railway station NERFINISHED ⓘ Jokela railway station NERFINISHED ⓘ Järvenpää railway station ⓘ Kerava railway station NERFINISHED ⓘ Nuppulinna railway station NERFINISHED ⓘ Palopuro railway station NERFINISHED ⓘ Pasila railway station NERFINISHED ⓘ Purola railway station NERFINISHED ⓘ Ryttylä railway station NERFINISHED ⓘ Saunakallio railway station NERFINISHED ⓘ Tikkurila railway station NERFINISHED ⓘ |
| serviceType | all-stations and semi-fast commuter service ⓘ |
| startStation | Helsinki Central railway station NERFINISHED ⓘ |
| terminus |
Helsinki Central railway station
NERFINISHED
ⓘ
Riihimäki railway station NERFINISHED ⓘ |
| trackGauge | 1524 mm ⓘ |
| usesBrand | HSL commuter rail NERFINISHED ⓘ |
| usesRailwayLine | Helsinki–Riihimäki railway 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: R line Description of subject: The R line is a Finnish commuter rail service operating in the Helsinki region, connecting central Helsinki with outlying towns such as Riihimäki and serving intermediate stations including Ainola.
Referenced by (2)
Full triples — surface form annotated when it differs from this entity's canonical label.