Yamanote Line between Sugamo Station and Tabata Station
E921944
The Yamanote Line between Sugamo Station and Tabata Station is a segment of Tokyo’s busy circular JR rail loop that passes through the residential and commercial area served by Komagome Station.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Yamanote Line between Sugamo Station and Tabata Station canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T11372454 — 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: Yamanote Line between Sugamo Station and Tabata Station Context triple: [Komagome Station, JRSection, Yamanote Line between Sugamo Station and Tabata Station]
-
A.
Toei Mita Line
The Toei Mita Line is a Tokyo subway line operated by the Tokyo Metropolitan Bureau of Transportation, running north–south through the city and connecting central Tokyo with its northern suburbs.
-
B.
JR Shonan–Shinjuku Line
The JR Shonan–Shinjuku Line is a major Japan Railways commuter and intercity rail service that links the Shōnan area and Saitama via central Tokyo, providing through-running connections across multiple existing lines.
-
C.
Narita Line (urban section)
Narita Line (urban section) is a commuter rail line in the Greater Tokyo area operated by JR East, connecting central Chiba with Narita and serving as part of the region’s urban rail network.
-
D.
Ikebukuro–Ochanomizu section
The Ikebukuro–Ochanomizu section is an early central Tokyo subway corridor linking the Ikebukuro area with the Ochanomizu district as part of the Tokyo Metro Marunouchi Line.
-
E.
Toei Shinjuku Line
The Toei Shinjuku Line is a Tokyo subway line operated by the Tokyo Metropolitan Bureau of Transportation, running east–west across the city and connecting central Tokyo with its eastern suburbs.
- 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: Yamanote Line between Sugamo Station and Tabata Station Target entity description: The Yamanote Line between Sugamo Station and Tabata Station is a segment of Tokyo’s busy circular JR rail loop that passes through the residential and commercial area served by Komagome Station.
-
A.
Toei Mita Line
The Toei Mita Line is a Tokyo subway line operated by the Tokyo Metropolitan Bureau of Transportation, running north–south through the city and connecting central Tokyo with its northern suburbs.
-
B.
JR Shonan–Shinjuku Line
The JR Shonan–Shinjuku Line is a major Japan Railways commuter and intercity rail service that links the Shōnan area and Saitama via central Tokyo, providing through-running connections across multiple existing lines.
-
C.
Narita Line (urban section)
Narita Line (urban section) is a commuter rail line in the Greater Tokyo area operated by JR East, connecting central Chiba with Narita and serving as part of the region’s urban rail network.
-
D.
Ikebukuro–Ochanomizu section
The Ikebukuro–Ochanomizu section is an early central Tokyo subway corridor linking the Ikebukuro area with the Ochanomizu district as part of the Tokyo Metro Marunouchi Line.
-
E.
Toei Shinjuku Line
The Toei Shinjuku Line is a Tokyo subway line operated by the Tokyo Metropolitan Bureau of Transportation, running east–west across the city and connecting central Tokyo with its eastern suburbs.
- F. None of above. chosen
Statements (32)
| Predicate | Object |
|---|---|
| instanceOf | railway line segment ⓘ |
| cityServed | Tokyo NERFINISHED ⓘ |
| country | Japan ⓘ |
| electrification | 1500 V DC overhead catenary ⓘ |
| endStation | Tabata Station NERFINISHED ⓘ |
| fareSystem | JR East fare system ⓘ |
| formsPartOf | Tokyo urban rail network NERFINISHED ⓘ |
| hasAdjacentSection |
Yamanote Line between Otsuka Station and Sugamo Station
NERFINISHED
ⓘ
Yamanote Line between Tabata Station and Nishi-Nippori Station NERFINISHED ⓘ |
| includesStation | Komagome Station NERFINISHED ⓘ |
| lineColorAssociation | Yamanote Line light green ⓘ |
| lineConfiguration | double track ⓘ |
| locatedIn |
Japan
ⓘ
Tokyo ⓘ |
| loopLineSectionOf | Yamanote Line circular route NERFINISHED ⓘ |
| operator |
East Japan Railway Company
ⓘ
JR East NERFINISHED ⓘ |
| partOf | Yamanote Line NERFINISHED ⓘ |
| passesThroughArea |
commercial area around Komagome Station
ⓘ
residential area around Komagome Station ⓘ |
| primaryFunction | urban passenger transport ⓘ |
| railwaySystem | JR East conventional lines NERFINISHED ⓘ |
| railwayType | commuter rail ⓘ |
| servesCommutersFrom |
Komagome area
NERFINISHED
ⓘ
Sugamo area ⓘ Tabata area ⓘ |
| servicePattern | all-stations service ⓘ |
| startStation | Sugamo Station NERFINISHED ⓘ |
| ticketing |
accepts IC cards such as PASMO
ⓘ
accepts IC cards such as Suica ⓘ |
| trackGauge | 1067 mm ⓘ |
| usedBy | Yamanote Line local trains ⓘ |
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: Yamanote Line between Sugamo Station and Tabata Station Description of subject: The Yamanote Line between Sugamo Station and Tabata Station is a segment of Tokyo’s busy circular JR rail loop that passes through the residential and commercial area served by Komagome Station.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.