Musashino Line
E333570
The Musashino Line is a major JR East commuter rail line in the Greater Tokyo area that forms an orbital route through the suburbs, connecting key residential and commercial districts.
All labels observed (2)
| Label | Occurrences |
|---|---|
| Musashino Line canonical | 4 |
| JR Musashino Line | 2 |
How this entity was disambiguated
This entity first appeared as the object of triple T1598658 — 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: Musashino Line Context triple: [Tokyo Disney Resort, railwayLine, Musashino Line]
-
A.
Ueno-Tokyo Line
The Ueno-Tokyo Line is a railway corridor in central Tokyo that connects Ueno Station with Tokyo Station, enabling through-services between multiple JR East commuter and intercity lines.
-
B.
Tobu Nikko Line
The Tobu Nikko Line is a private railway line in Japan operated by Tobu Railway that connects the Tokyo area with the historic and scenic Nikko region in Tochigi Prefecture.
-
C.
Keio Line
The Keio Line is a major private railway line in Tokyo, Japan, operated by Keio Corporation, connecting central Tokyo with its western suburbs.
-
D.
Tokyu Meguro Line
The Tokyu Meguro Line is a commuter railway line in Tokyo and Kanagawa operated by Tokyu Corporation, linking central Tokyo with its southwestern suburbs and offering through services onto various subway and other private railway lines.
-
E.
Seibu Yurakucho Line
The Seibu Yurakucho Line is a commuter railway line in Tokyo operated by Seibu Railway, linking the Seibu Ikebukuro Line with central Tokyo subway networks.
- 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: Musashino Line Target entity description: The Musashino Line is a major JR East commuter rail line in the Greater Tokyo area that forms an orbital route through the suburbs, connecting key residential and commercial districts.
-
A.
Ueno-Tokyo Line
The Ueno-Tokyo Line is a railway corridor in central Tokyo that connects Ueno Station with Tokyo Station, enabling through-services between multiple JR East commuter and intercity lines.
-
B.
Tobu Nikko Line
The Tobu Nikko Line is a private railway line in Japan operated by Tobu Railway that connects the Tokyo area with the historic and scenic Nikko region in Tochigi Prefecture.
-
C.
Keio Line
The Keio Line is a major private railway line in Tokyo, Japan, operated by Keio Corporation, connecting central Tokyo with its western suburbs.
-
D.
Tokyu Meguro Line
The Tokyu Meguro Line is a commuter railway line in Tokyo and Kanagawa operated by Tokyu Corporation, linking central Tokyo with its southwestern suburbs and offering through services onto various subway and other private railway lines.
-
E.
Seibu Yurakucho Line
The Seibu Yurakucho Line is a commuter railway line in Tokyo operated by Seibu Railway, linking the Seibu Ikebukuro Line with central Tokyo subway networks.
- F. None of above. chosen
Statements (48)
| Predicate | Object |
|---|---|
| instanceOf |
commuter rail line
ⓘ
railway line ⓘ |
| category | JR East Musashino Line NERFINISHED ⓘ |
| connects |
Fuchū-Hommachi Station
NERFINISHED
ⓘ
Nishi-Funabashi Station NERFINISHED ⓘ |
| connectsAreaType |
commercial districts
ⓘ
residential districts ⓘ |
| country | Japan ⓘ |
| electrification | 1,500 V DC overhead catenary ⓘ |
| fareSystem | JR East fare system ⓘ |
| hasFunction |
bypasses central Tokyo for cross-suburban travel
ⓘ
distributes commuter flows around Tokyo ⓘ |
| hasServicePattern | all-stations (local) services ⓘ |
| interchangeFunction |
connects with Tokyo Metro lines via transfer stations
ⓘ
connects with multiple JR East lines ⓘ |
| isPartOf | Tokyo metropolitan rail network ⓘ |
| lineColor | orange ⓘ |
| locatedIn |
Tokyo metropolitan area
ⓘ
surface form:
Greater Tokyo Area
Japan ⓘ |
| notableFeature | forms an orbital route through Greater Tokyo suburbs ⓘ |
| operator |
East Japan Railway Company
ⓘ
East Japan Railway Company ⓘ
surface form:
JR East
|
| owner | East Japan Railway Company ⓘ |
| partOfNetwork | JR East urban network ⓘ |
| passesThrough |
Chiba Prefecture
NERFINISHED
ⓘ
Saitama Prefecture NERFINISHED ⓘ Tokyo Prefecture ⓘ
surface form:
Tokyo Metropolis
|
| primaryUse | commuter traffic ⓘ |
| railwayCompany |
East Japan Railway Company
ⓘ
surface form:
JR East
|
| railwayGauge | 1,067 mm ⓘ |
| regionServed |
Chiba suburbs
ⓘ
Saitama suburbs ⓘ Tokyo suburbs ⓘ |
| rollingStockUsed |
JR East 209 series
ⓘ
surface form:
JR East 209-500 series EMU
E231 series EMU ⓘ
surface form:
JR East E231-0 series EMU
JR East E231-500 series EMU ⓘ E231 series EMU ⓘ
surface form:
JR East E231-900 series EMU
E233 series EMU ⓘ
surface form:
JR East E233-0 series EMU
|
| routeCharacteristic | orbital route around central Tokyo ⓘ |
| safetySystem |
Automatic Train Stop
ⓘ
surface form:
ATS (Automatic Train Stop)
|
| serviceType |
commuter rail
ⓘ
orbital rail line ⓘ |
| status | in operation ⓘ |
| terminusEast | Nishi-Funabashi Station NERFINISHED ⓘ |
| terminusWest | Fuchū-Hommachi Station NERFINISHED ⓘ |
| ticketing | accepts IC cards such as Suica ⓘ |
| trackConfiguration | double track ⓘ |
| uses | electric multiple units ⓘ |
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: Musashino Line Description of subject: The Musashino Line is a major JR East commuter rail line in the Greater Tokyo area that forms an orbital route through the suburbs, connecting key residential and commercial districts.
Referenced by (6)
Full triples — surface form annotated when it differs from this entity's canonical label.
this entity surface form:
JR Musashino Line