Osaka Metro Midosuji Line
E66221
The Osaka Metro Midosuji Line is a major north–south subway line in Osaka, Japan, forming the city’s primary transit backbone and connecting key commercial and transport hubs.
All labels observed (9)
How this entity was disambiguated
This entity first appeared as the object of triple T509595 — 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: Osaka Metro Midosuji Line Context triple: [Shin-Osaka Station, servedByLine, Osaka Metro Midosuji Line]
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A.
Osaka Metro Sennichimae Line
The Osaka Metro Sennichimae Line is a rapid transit line in Osaka, Japan, running east–west through central parts of the city and connecting major commercial and residential districts.
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B.
Osaka Loop Line
The Osaka Loop Line is a circular railway line in Osaka, Japan, operated by JR West, that connects major urban and suburban districts around the city center.
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C.
Osaka Higashi Line
The Osaka Higashi Line is a railway line in Osaka, Japan, operated by JR West that runs north–south through the eastern part of the city, connecting major hubs and suburban areas.
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D.
Osaka Metro
Osaka Metro is the rapid transit network serving Japan’s city of Osaka and its surrounding urban area.
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E.
Hankyu Kyoto Main Line
The Hankyu Kyoto Main Line is a major private railway line in Japan operated by Hankyu Railway, connecting Osaka and Kyoto through several suburban cities.
- 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: Osaka Metro Midosuji Line Target entity description: The Osaka Metro Midosuji Line is a major north–south subway line in Osaka, Japan, forming the city’s primary transit backbone and connecting key commercial and transport hubs.
-
A.
Osaka Metro Sennichimae Line
The Osaka Metro Sennichimae Line is a rapid transit line in Osaka, Japan, running east–west through central parts of the city and connecting major commercial and residential districts.
-
B.
Osaka Loop Line
The Osaka Loop Line is a circular railway line in Osaka, Japan, operated by JR West, that connects major urban and suburban districts around the city center.
-
C.
Osaka Higashi Line
The Osaka Higashi Line is a railway line in Osaka, Japan, operated by JR West that runs north–south through the eastern part of the city, connecting major hubs and suburban areas.
-
D.
Osaka Metro
Osaka Metro is the rapid transit network serving Japan’s city of Osaka and its surrounding urban area.
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E.
Hankyu Kyoto Main Line
The Hankyu Kyoto Main Line is a major private railway line in Japan operated by Hankyu Railway, connecting Osaka and Kyoto through several suburban cities.
- F. None of above. chosen
Statements (51)
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: Osaka Metro Midosuji Line Description of subject: The Osaka Metro Midosuji Line is a major north–south subway line in Osaka, Japan, forming the city’s primary transit backbone and connecting key commercial and transport hubs.
Referenced by (49)
Full triples — surface form annotated when it differs from this entity's canonical label.
linked to: Osaka Metro Midosuji Line
linked to: Osaka Metro Midosuji Line
linked to: Osaka Metro Midosuji Line
linked to: Osaka Metro Midosuji Line
subject linked to:
Chuo Line
linked to: Osaka Metro Midosuji Line
linked to: Osaka Metro Midosuji Line
linked to: Osaka Metro Midosuji Line
linked to: Osaka Metro Midosuji Line
linked to: Osaka Metro Midosuji Line
linked to: Osaka Metro Midosuji Line
linked to: Osaka Metro Midosuji Line
subject linked to:
Chūō-ku
linked to: Osaka Metro Midosuji Line
linked to: Osaka Metro Midosuji Line
linked to: Osaka Metro Midosuji Line
linked to: Osaka Metro Midosuji Line
linked to: Osaka Metro Midosuji Line