Riihimäki–Tampere railway
E921316
The Riihimäki–Tampere railway is a major rail line in southern Finland that forms part of the main route between Helsinki and the city of Tampere, serving both passenger and freight traffic.
All labels observed (2)
| Label | Occurrences |
|---|---|
| Riihimäki–Tampere railway canonical | 2 |
| Finnish Main Line | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T11359874 — 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: Riihimäki–Tampere railway Context triple: [Helsinki–Riihimäki railway, connectedTo, Riihimäki–Tampere railway]
-
A.
Helsinki–Riihimäki railway
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.
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B.
Helsinki–Tampere railway
The Helsinki–Tampere railway is a major Finnish rail line connecting the capital Helsinki with the city of Tampere, serving as one of the country’s busiest passenger and freight corridors.
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C.
Helsinki–Lahti line
The Helsinki–Lahti line is a major Finnish railway route that serves as the country’s primary high-speed corridor between the capital region and eastern Finland.
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D.
Helsinki–Oulu route
The Helsinki–Oulu route is a major Finnish railway corridor connecting the capital region in the south with the northern city of Oulu, serving numerous intermediate cities and towns along the way.
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E.
Haparanda Line
The Haparanda Line is a railway route in northern Sweden that connects to Finland, serving as an important cross-border transport link.
- 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: Riihimäki–Tampere railway Target entity description: The Riihimäki–Tampere railway is a major rail line in southern Finland that forms part of the main route between Helsinki and the city of Tampere, serving both passenger and freight traffic.
-
A.
Helsinki–Riihimäki railway
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.
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B.
Helsinki–Tampere railway
The Helsinki–Tampere railway is a major Finnish rail line connecting the capital Helsinki with the city of Tampere, serving as one of the country’s busiest passenger and freight corridors.
-
C.
Helsinki–Lahti line
The Helsinki–Lahti line is a major Finnish railway route that serves as the country’s primary high-speed corridor between the capital region and eastern Finland.
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D.
Helsinki–Oulu route
The Helsinki–Oulu route is a major Finnish railway corridor connecting the capital region in the south with the northern city of Oulu, serving numerous intermediate cities and towns along the way.
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E.
Haparanda Line
The Haparanda Line is a railway route in northern Sweden that connects to Finland, serving as an important cross-border transport link.
- F. None of above. chosen
Statements (30)
| Predicate | Object |
|---|---|
| instanceOf |
rail transport infrastructure
ⓘ
railway line ⓘ |
| connects |
Helsinki metropolitan area
NERFINISHED
ⓘ
Riihimäki NERFINISHED ⓘ Tampere NERFINISHED ⓘ |
| country | Finland ⓘ |
| electrification | 25 kV AC overhead line ⓘ |
| formsCorridorBetween |
Helsinki
NERFINISHED
ⓘ
Tampere NERFINISHED ⓘ |
| gauge | 1,524 mm broad gauge ⓘ |
| hasFunction | connects Helsinki region with Tampere urban area ⓘ |
| hasTrafficType |
commuter trains
ⓘ
freight trains ⓘ long-distance trains ⓘ |
| importance | major rail line in southern Finland ⓘ |
| infrastructureManager | Finnish Transport Infrastructure Agency NERFINISHED ⓘ |
| locatedIn | southern Finland ⓘ |
| opened | 19th century ⓘ |
| operator | VR Group NERFINISHED ⓘ |
| owner | Finnish government NERFINISHED ⓘ |
| partOf |
Finnish railway network
ⓘ
main railway route between Helsinki and Tampere ⓘ |
| partOfRoute | Helsinki–Tampere main line NERFINISHED ⓘ |
| passesThrough | Häme region NERFINISHED ⓘ |
| regionServed |
Kanta-Häme
NERFINISHED
ⓘ
Pirkanmaa NERFINISHED ⓘ |
| terminus |
Riihimäki
NERFINISHED
ⓘ
Tampere NERFINISHED ⓘ |
| usedFor |
freight traffic
ⓘ
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: Riihimäki–Tampere railway Description of subject: The Riihimäki–Tampere railway is a major rail line in southern Finland that forms part of the main route between Helsinki and the city of Tampere, serving both passenger and freight traffic.
Referenced by (3)
Full triples — surface form annotated when it differs from this entity's canonical label.
this entity surface form:
Finnish Main Line