Länsimetro
E412715
Länsimetro is a major westward extension of the Helsinki Metro that connects central Helsinki with the neighboring city of Espoo through a series of new underground stations.
All labels observed (2)
| Label | Occurrences |
|---|---|
| Länsimetro canonical | 6 |
| Länsimetro extension | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T4098541 — 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: Länsimetro Context triple: [Helsinki Metro, extension, Länsimetro]
-
A.
Metro A Line
The Metro A Line is a light rail line in Los Angeles County that runs between downtown Los Angeles and Long Beach as part of the region’s Metro Rail system.
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B.
Metro Rapid Line 720
Metro Rapid Line 720 is a high-frequency Los Angeles Metro bus rapid transit route that runs primarily along Wilshire Boulevard, connecting Downtown Los Angeles with Santa Monica.
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C.
Metro Line 53
Metro Line 53 is a rapid transit line in Amsterdam that connects the city center with the southeastern suburbs as part of the Amsterdam Metro system.
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D.
STL Metro
STL Metro is a public transit system serving the St. Louis metropolitan area with buses and light rail services.
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E.
METRO A Line
METRO A Line is a bus rapid transit route in the Minneapolis–Saint Paul metropolitan area that provides frequent, high-speed service along key urban corridors.
- 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: Länsimetro Target entity description: Länsimetro is a major westward extension of the Helsinki Metro that connects central Helsinki with the neighboring city of Espoo through a series of new underground stations.
-
A.
Metro A Line
The Metro A Line is a light rail line in Los Angeles County that runs between downtown Los Angeles and Long Beach as part of the region’s Metro Rail system.
-
B.
Metro Rapid Line 720
Metro Rapid Line 720 is a high-frequency Los Angeles Metro bus rapid transit route that runs primarily along Wilshire Boulevard, connecting Downtown Los Angeles with Santa Monica.
-
C.
Metro Line 53
Metro Line 53 is a rapid transit line in Amsterdam that connects the city center with the southeastern suburbs as part of the Amsterdam Metro system.
-
D.
STL Metro
STL Metro is a public transit system serving the St. Louis metropolitan area with buses and light rail services.
-
E.
METRO A Line
METRO A Line is a bus rapid transit route in the Minneapolis–Saint Paul metropolitan area that provides frequent, high-speed service along key urban corridors.
- F. None of above. chosen
Statements (48)
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: Länsimetro Description of subject: Länsimetro is a major westward extension of the Helsinki Metro that connects central Helsinki with the neighboring city of Espoo through a series of new underground stations.
Referenced by (7)
Full triples — surface form annotated when it differs from this entity's canonical label.
this entity surface form:
Länsimetro extension