Helsinki–Riihimäki railway
E269056
The Helsinki–Riihimäki railway is a major Finnish rail line forming part of the main route north from Helsinki, serving numerous commuter and long-distance trains.
All labels observed (9)
How this entity was disambiguated
This entity first appeared as the object of triple T2453246 — 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: Helsinki–Riihimäki railway Context triple: [Järvenpää, hasTransportConnection, Helsinki–Riihimäki railway]
-
A.
Helsinki Metro
The Helsinki Metro is the rapid transit system serving Finland’s capital region, known as the world’s northernmost metro network and a key part of the city’s public transportation.
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B.
Hämeenlinna railway station
Hämeenlinna railway station is a key passenger rail hub in the city of Hämeenlinna, Finland, serving as an important stop on the main line between Helsinki and Tampere.
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C.
Finnish railway network
The Finnish railway network is a nationwide system of rail lines connecting major cities, industrial centers, and remote regions across Finland, supporting both passenger and freight transport in a challenging Nordic climate.
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D.
Ostkustbanan railway line
The Ostkustbanan railway line is a major Swedish rail route running along the country’s east coast, connecting Stockholm with northern regions and serving numerous municipalities along the way.
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E.
Stockholm–Uppsala railway corridor
The Stockholm–Uppsala railway corridor is a major rail line in eastern Sweden that connects the capital city Stockholm with the university city of Uppsala, serving as a key commuter and intercity transport route.
- 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: Helsinki–Riihimäki railway Target entity description: The Helsinki–Riihimäki railway is a major Finnish rail line forming part of the main route north from Helsinki, serving numerous commuter and long-distance trains.
-
A.
Helsinki Metro
The Helsinki Metro is the rapid transit system serving Finland’s capital region, known as the world’s northernmost metro network and a key part of the city’s public transportation.
-
B.
Hämeenlinna railway station
Hämeenlinna railway station is a key passenger rail hub in the city of Hämeenlinna, Finland, serving as an important stop on the main line between Helsinki and Tampere.
-
C.
Finnish railway network
The Finnish railway network is a nationwide system of rail lines connecting major cities, industrial centers, and remote regions across Finland, supporting both passenger and freight transport in a challenging Nordic climate.
-
D.
Ostkustbanan railway line
The Ostkustbanan railway line is a major Swedish rail route running along the country’s east coast, connecting Stockholm with northern regions and serving numerous municipalities along the way.
-
E.
Stockholm–Uppsala railway corridor
The Stockholm–Uppsala railway corridor is a major rail line in eastern Sweden that connects the capital city Stockholm with the university city of Uppsala, serving as a key commuter and intercity transport route.
- F. None of above. chosen
Statements (48)
| Predicate | Object |
|---|---|
| instanceOf |
commuter rail line
ⓘ
main line railway ⓘ railway line ⓘ |
| connectedTo |
Helsinki–Turku railway via junctions
ⓘ
Riihimäki–Tampere railway ⓘ |
| country | Finland ⓘ |
| electrification | 25 kV AC overhead line ⓘ |
| electrifiedSince | 1969 ⓘ |
| formsPartOfRoute | main rail route north from Helsinki ⓘ |
| gaugeType | Russian gauge ⓘ |
| hasMajorStation |
Hyvinkää railway station
ⓘ
Järvenpää railway station ⓘ Kerava railway station ⓘ Pasila railway station ⓘ Riihimäki railway station ⓘ Tikkurila railway station ⓘ |
| hasService |
Helsinki commuter rail line D (peak hours)
ⓘ
Helsinki–Riihimäki railway self-linksurface differs ⓘ
surface form:
Helsinki commuter rail line H
Helsinki–Riihimäki railway self-linksurface differs ⓘ
surface form:
Helsinki commuter rail line R
Helsinki–Riihimäki railway self-linksurface differs ⓘ
surface form:
Helsinki commuter rail line Z
|
| hasUpgrade | quadruple-tracking between Helsinki and Kerava ⓘ |
| historicalNote | formed the first section of the original Helsinki–Hämeenlinna railway ⓘ |
| isKeyCorridorFor | northbound rail traffic from Helsinki ⓘ |
| lineNumber | Main Line section in Finnish rail network ⓘ |
| locatedIn |
Kanta-Häme
ⓘ
Uusimaa ⓘ |
| numberOfTracks |
2 tracks between Kerava and Riihimäki
ⓘ
4 tracks between Helsinki and Kerava ⓘ |
| opened | 1862 ⓘ |
| operator | VR Group ⓘ |
| owner | Finnish Transport Infrastructure Agency ⓘ |
| partOf |
Helsinki–Riihimäki railway
self-linksurface differs
ⓘ
surface form:
Finnish Main Line
|
| region | Southern Finland ⓘ |
| serves |
Greater Helsinki
ⓘ
surface form:
Helsinki metropolitan area
Hyvinkää ⓘ Järvenpää ⓘ Kerava ⓘ Riihimäki ⓘ Vantaa ⓘ |
| signallingSystem | centralised traffic control ⓘ |
| supportsTrainType |
InterCity
ⓘ
surface form:
InterCity trains
Alstom New Pendolino ⓘ
surface form:
Pendolino trains
|
| terminus |
Helsinki Central railway station
ⓘ
Riihimäki railway station ⓘ |
| trackGauge | 1,524 mm ⓘ |
| usedFor |
commuter rail traffic
ⓘ
freight traffic ⓘ long-distance passenger traffic ⓘ |
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: Helsinki–Riihimäki railway Description of subject: The Helsinki–Riihimäki railway is a major Finnish rail line forming part of the main route north from Helsinki, serving numerous commuter and long-distance trains.
Referenced by (17)
Full triples — surface form annotated when it differs from this entity's canonical label.
this entity surface form:
Helsinki commuter rail
this entity surface form:
Saint Petersburg–Helsinki railway
this entity surface form:
Helsinki–Tampere corridor
this entity surface form:
Finnish Main Line
this entity surface form:
Helsinki commuter rail line R
this entity surface form:
Helsinki commuter rail line H
this entity surface form:
Helsinki commuter rail line Z
this entity surface form:
Helsinki–Riihimäki rail corridor