JR Chuo-Sobu Line
E251132
The JR Chuo-Sobu Line is a major local railway line in Tokyo and surrounding areas operated by JR East, connecting central city districts and numerous commuter neighborhoods.
All labels observed (7)
| Label | Occurrences |
|---|---|
| JR Chūō-Sōbu Line | 4 |
| Chūō Line Rapid | 1 |
| Chūō Line services | 1 |
| Chūō Rapid Line | 1 |
| JR Chuo-Sobu Line canonical | 1 |
| JR East Chūō Line | 1 |
| JR中央・総武緩行線 | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T1366294 — 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.
Target entity: JR Chuo-Sobu Line Context triple: [Sendagaya, servedByLine, JR Chuo-Sobu Line]
-
A.
JR Yamanote Line
The JR Yamanote Line is a busy circular railway loop in central Tokyo that connects many of the city’s major urban hubs and transit interchanges.
-
B.
JR Saikyo Line
The JR Saikyo Line is a major commuter rail line in the Tokyo metropolitan area operated by JR East, connecting central Tokyo with Saitama Prefecture and serving key hubs such as Shibuya and Shinjuku.
-
C.
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.
-
D.
Tobu Skytree Line
The Tobu Skytree Line is a major private railway line in the Tokyo area operated by Tobu Railway, serving central Tokyo and extending northward toward Saitama and Tochigi, including access to the Tokyo Skytree.
-
E.
Chuo Line
The Chuo Line is a major rapid transit line in the Osaka Metro system that runs east–west through central Osaka, connecting key commercial and residential districts.
- F. None of above. chosen
- G. Unsure - the case is ambiguous/there is not enough information to decide.
Target entity: JR Chuo-Sobu Line Target entity description: The JR Chuo-Sobu Line is a major local railway line in Tokyo and surrounding areas operated by JR East, connecting central city districts and numerous commuter neighborhoods.
-
A.
JR Yamanote Line
The JR Yamanote Line is a busy circular railway loop in central Tokyo that connects many of the city’s major urban hubs and transit interchanges.
-
B.
JR Saikyo Line
The JR Saikyo Line is a major commuter rail line in the Tokyo metropolitan area operated by JR East, connecting central Tokyo with Saitama Prefecture and serving key hubs such as Shibuya and Shinjuku.
-
C.
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.
-
D.
Tobu Skytree Line
The Tobu Skytree Line is a major private railway line in the Tokyo area operated by Tobu Railway, serving central Tokyo and extending northward toward Saitama and Tochigi, including access to the Tokyo Skytree.
-
E.
Chuo Line
The Chuo Line is a major rapid transit line in the Osaka Metro system that runs east–west through central Osaka, connecting key commercial and residential districts.
- F. None of above. chosen
Statements (41)
| Predicate | Object |
|---|---|
| instanceOf |
commuter rail line
ⓘ
railway line ⓘ |
| colorCode | yellow ⓘ |
| connects |
Tokyo commuter suburbs
ⓘ
central Tokyo ⓘ |
| country | Japan ⓘ |
| electrification | 1,500 V DC overhead catenary ⓘ |
| fareSystem | JR East fare system ⓘ |
| hasCharacteristic |
forms an east–west axis across central Tokyo
ⓘ
stops at every station on its route ⓘ |
| hasFeature |
high frequency service
ⓘ
urban rail corridor ⓘ |
| hasRollingStock |
E231 series EMU
ⓘ
E233 series EMU ⓘ |
| hasService | local trains only ⓘ |
| hasServicePattern | through service between Chuo Line (Rapid) and Sobu Line (Rapid) tracks in some timetables ⓘ |
| isDistinctFrom |
Chūō Line (Rapid)
ⓘ
surface form:
Chuo Line (Rapid)
Sōbu Line Rapid ⓘ
surface form:
Sobu Line (Rapid)
|
| lineSymbol | JB ⓘ |
| locatedIn |
Chiba
ⓘ
surface form:
Chiba Prefecture
Tokyo ⓘ |
| operator |
East Japan Railway Company
ⓘ
East Japan Railway Company ⓘ
surface form:
JR East
|
| owner |
East Japan Railway Company
ⓘ
surface form:
JR East
|
| partOfNetwork | JR East urban network ⓘ |
| peakUsage | commuter rush hours ⓘ |
| primaryFunction | commuter transport ⓘ |
| railwayGauge | 1,067 mm ⓘ |
| region |
Kantō region
ⓘ
surface form:
Kanto region
|
| safetySystem | ATS ⓘ |
| serves |
major Tokyo business districts
ⓘ
residential neighborhoods ⓘ |
| servesArea |
23 special wards of Tokyo
ⓘ
western Chiba Prefecture ⓘ |
| serviceType |
all-stations service
ⓘ
local ⓘ |
| ticketing |
IC card compatible
ⓘ
Suica compatible ⓘ |
| trackOwnership |
East Japan Railway Company
ⓘ
surface form:
JR East
|
| usesTracksOf |
Chūō Main Line
ⓘ
surface form:
Chuo Main Line
Sobu Main Line ⓘ |
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.
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.
Subject: JR Chuo-Sobu Line Description of subject: The JR Chuo-Sobu Line is a major local railway line in Tokyo and surrounding areas operated by JR East, connecting central city districts and numerous commuter neighborhoods.
Referenced by (10)
Full triples — surface form annotated when it differs from this entity's canonical label.