JR Chūō Line at Kichijōji Station
E157166
The JR Chūō Line at Kichijōji Station is a major commuter rail line in western Tokyo that provides rapid access between the popular Kichijōji area and central Tokyo hubs such as Shinjuku and Tokyo Station.
All labels observed (2)
| Label | Occurrences |
|---|---|
| JR Chuo Line via Kichijoji Station | 1 |
| JR Chūō Line at Kichijōji Station canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T1195529 — 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: JR Chūō Line at Kichijōji Station Context triple: [Keio Inokashira Line, connectsTo, JR Chūō Line at Kichijōji Station]
-
A.
JR Lines at Kanda
JR Lines at Kanda refers to the Japan Railways train services that stop at Kanda Station in Tokyo, a key commuter hub connecting multiple JR lines with the Tokyo Metro network.
-
B.
Tokyo Station
Tokyo Station is a major railway hub in central Tokyo, serving as a key terminal for Shinkansen bullet trains and numerous local and regional lines.
-
C.
Takasaki Station
Takasaki Station is a major railway hub in Takasaki, Gunma Prefecture, Japan, serving multiple JR East lines and Shinkansen services as a key regional transport center.
-
D.
Nagoya Station
Nagoya Station is one of Japan’s largest and busiest railway hubs, serving as a major Shinkansen and regional transit center in the city of Nagoya.
-
E.
Shuri Station
Shuri Station is a railway station in Naha, Okinawa, serving as a key stop on the Okinawa Urban Monorail (Yui Rail) near the historic Shuri Castle area.
- 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: JR Chūō Line at Kichijōji Station Target entity description: The JR Chūō Line at Kichijōji Station is a major commuter rail line in western Tokyo that provides rapid access between the popular Kichijōji area and central Tokyo hubs such as Shinjuku and Tokyo Station.
-
A.
JR Lines at Kanda
JR Lines at Kanda refers to the Japan Railways train services that stop at Kanda Station in Tokyo, a key commuter hub connecting multiple JR lines with the Tokyo Metro network.
-
B.
Tokyo Station
Tokyo Station is a major railway hub in central Tokyo, serving as a key terminal for Shinkansen bullet trains and numerous local and regional lines.
-
C.
Takasaki Station
Takasaki Station is a major railway hub in Takasaki, Gunma Prefecture, Japan, serving multiple JR East lines and Shinkansen services as a key regional transport center.
-
D.
Nagoya Station
Nagoya Station is one of Japan’s largest and busiest railway hubs, serving as a major Shinkansen and regional transit center in the city of Nagoya.
-
E.
Shuri Station
Shuri Station is a railway station in Naha, Okinawa, serving as a key stop on the Okinawa Urban Monorail (Yui Rail) near the historic Shuri Castle area.
- F. None of above. chosen
Statements (45)
| Predicate | Object |
|---|---|
| instanceOf | railway line service ⓘ |
| adjacentStationEast | Nishi-Ogikubo Station NERFINISHED ⓘ |
| adjacentStationWest | Mitaka Station NERFINISHED ⓘ |
| category | rail transport in Tokyo ⓘ |
| connectsTo |
Mitaka Station
NERFINISHED
ⓘ
Nakano Station NERFINISHED ⓘ Ochanomizu Station NERFINISHED ⓘ Shinjuku Station ⓘ Tokyo Station ⓘ |
| country | Japan ⓘ |
| directionOfTravel |
eastbound toward Shinjuku and Tokyo
ⓘ
westbound toward Mitaka and Takao ⓘ |
| electrification | 1,500 V DC overhead catenary ⓘ |
| fareSystem | JR East fare system ⓘ |
| hasPlatformType | island platforms at Kichijōji Station ⓘ |
| interchangeAvailableWith | Keio Inokashira Line at Kichijōji Station ⓘ |
| lineColor | orange ⓘ |
| locatedIn |
Kichijōji Station
NERFINISHED
ⓘ
Musashino, Tokyo ⓘ Tokyo Metropolis ⓘ
linked to:
Tokyo Prefecture
|
| network |
JR East metropolitan network
ⓘ
linked to:
JR East urban network
|
| operatedBy |
East Japan Railway Company
ⓘ
JR East ⓘ
linked to:
East Japan Railway Company
|
| operatorLanguage | Japanese ⓘ |
| owner | East Japan Railway Company ⓘ |
| partOf | Chūō Line (Rapid) ⓘ |
| peakUsage | high passenger volumes during rush hours ⓘ |
| primaryFunction | commuter transport ⓘ |
| providesAccessTo |
Kichijōji commercial district
ⓘ
Shinjuku area ⓘ
linked to:
Shinjuku
Tokyo Station area ⓘ central Tokyo ⓘ |
| railwayGauge | 1,067 mm ⓘ |
| regionServed |
Chūō Line corridor
ⓘ
western Tokyo ⓘ |
| safetySystem | ATS (automatic train stop) ⓘ |
| servedBy | JR Chūō Line at Kichijōji Station ⓘ |
| servicePattern | rapid trains skip some local stations ⓘ |
| serviceType |
commuter rail
ⓘ
rapid service ⓘ |
| ticketing |
IC cards accepted
ⓘ
PASMO accepted ⓘ Suica accepted ⓘ |
| timeZone | Japan Standard Time ⓘ |
| usesRollingStock |
JR East E233 series
ⓘ
linked to:
E233 series EMU
|
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: JR Chūō Line at Kichijōji Station Description of subject: The JR Chūō Line at Kichijōji Station is a major commuter rail line in western Tokyo that provides rapid access between the popular Kichijōji area and central Tokyo hubs such as Shinjuku and Tokyo Station.
Referenced by (2)
Full triples — surface form annotated when it differs from this entity's canonical label.
linked to: JR Chūō Line at Kichijōji Station