Yokohama Line
E691433
The Yokohama Line is a commuter rail line in the Greater Tokyo area of Japan operated by JR East, connecting Hachiōji and Higashi-Kanagawa and serving key suburban and urban districts around Yokohama.
All labels observed (3)
| Label | Occurrences |
|---|---|
| Yokohama Line canonical | 2 |
| JR Yokohama Line | 1 |
| JR Yokohama Line (through service on Negishi Line section) | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T5716362 — 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: Yokohama Line Context triple: [E233 series EMU, usedOnLine, Yokohama Line]
-
A.
Yokosuka Line
The Yokosuka Line is a major JR East railway line in the Greater Tokyo area that connects central Tokyo with Yokosuka in Kanagawa Prefecture, serving both commuter and intercity traffic.
-
B.
Saikyō Line
The Saikyō Line is a major JR East railway line in the Tokyo metropolitan area that connects central Tokyo with Saitama Prefecture, serving as a key commuter route.
-
C.
Tanagawa Line
The Tanagawa Line is a short commuter railway line in Osaka Prefecture, Japan, operated by Nankai Electric Railway and serving local passengers near the coastal area.
-
D.
Keikyū Main Line
The Keikyū Main Line is a major private railway line in the Greater Tokyo area of Japan, operated by Keikyu Corporation and serving as a key commuter route between central Tokyo and cities in Kanagawa Prefecture.
-
E.
Chūō-Sōbu Line
The Chūō-Sōbu Line is a busy commuter rail line in Tokyo and Chiba, Japan, running local services that connect central Tokyo with its western suburbs and eastern neighboring prefecture.
- 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: Yokohama Line Target entity description: The Yokohama Line is a commuter rail line in the Greater Tokyo area of Japan operated by JR East, connecting Hachiōji and Higashi-Kanagawa and serving key suburban and urban districts around Yokohama.
-
A.
Yokosuka Line
The Yokosuka Line is a major JR East railway line in the Greater Tokyo area that connects central Tokyo with Yokosuka in Kanagawa Prefecture, serving both commuter and intercity traffic.
-
B.
Saikyō Line
The Saikyō Line is a major JR East railway line in the Tokyo metropolitan area that connects central Tokyo with Saitama Prefecture, serving as a key commuter route.
-
C.
Tanagawa Line
The Tanagawa Line is a short commuter railway line in Osaka Prefecture, Japan, operated by Nankai Electric Railway and serving local passengers near the coastal area.
-
D.
Keikyū Main Line
The Keikyū Main Line is a major private railway line in the Greater Tokyo area of Japan, operated by Keikyu Corporation and serving as a key commuter route between central Tokyo and cities in Kanagawa Prefecture.
-
E.
Chūō-Sōbu Line
The Chūō-Sōbu Line is a busy commuter rail line in Tokyo and Chiba, Japan, running local services that connect central Tokyo with its western suburbs and eastern neighboring prefecture.
- F. None of above. chosen
Statements (49)
| Predicate | Object |
|---|---|
| instanceOf |
commuter rail line
ⓘ
heavy rail line ⓘ |
| connectsCity |
Hachiōji
NERFINISHED
ⓘ
Yokohama NERFINISHED ⓘ |
| connectsToLine |
Chūō Main Line
NERFINISHED
ⓘ
Keihin-Tōhoku Line NERFINISHED ⓘ Negishi Line NERFINISHED ⓘ Yokohama Line freight branch lines NERFINISHED ⓘ |
| country | Japan ⓘ |
| electrification | 1,500 V DC overhead catenary ⓘ |
| hasStation |
Hachiōji Station
NERFINISHED
ⓘ
Hachiōji-Minami Station NERFINISHED ⓘ Hashimoto Station NERFINISHED ⓘ Higashi-Kanagawa Station NERFINISHED ⓘ Katakura Station NERFINISHED ⓘ Kikuna Station NERFINISHED ⓘ Kōzu Station NERFINISHED ⓘ Machida Station NERFINISHED ⓘ Yokohama Line-Kita-Hachiōji Station NERFINISHED ⓘ |
| hasThroughServiceTo |
Keihin-Tōhoku Line
NERFINISHED
ⓘ
Negishi Line NERFINISHED ⓘ Shōnan–Shinjuku Line NERFINISHED ⓘ |
| lineColor | dark green ⓘ |
| locatedIn |
Greater Tokyo Area
NERFINISHED
ⓘ
Kanagawa Prefecture NERFINISHED ⓘ Tokyo Metropolis NERFINISHED ⓘ |
| openedBy | private Yokohama Railway Company ⓘ |
| operator |
East Japan Railway Company
NERFINISHED
ⓘ
JR East NERFINISHED ⓘ |
| owner |
East Japan Railway Company
NERFINISHED
ⓘ
JR East NERFINISHED ⓘ |
| partOfNetwork | JR East urban network NERFINISHED ⓘ |
| primaryUse | commuter traffic ⓘ |
| railwayCompanyPredecessor | Japanese National Railways NERFINISHED ⓘ |
| railwaySign | JH ⓘ |
| rollingStock | E233 series EMU NERFINISHED ⓘ |
| servesCity |
Hachiōji
NERFINISHED
ⓘ
Yokohama NERFINISHED ⓘ |
| servesRegion |
northern Yokohama
ⓘ
western Tokyo suburbs ⓘ |
| serviceType |
local
ⓘ
rapid ⓘ |
| status | in operation ⓘ |
| terminusStation |
Hachiōji Station
NERFINISHED
ⓘ
Higashi-Kanagawa Station NERFINISHED ⓘ |
| trackGauge |
1,067 mm
ⓘ
Cape gauge ⓘ |
| usesSignalingSystem |
automatic closed block
ⓘ
automatic train stop ⓘ |
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: Yokohama Line Description of subject: The Yokohama Line is a commuter rail line in the Greater Tokyo area of Japan operated by JR East, connecting Hachiōji and Higashi-Kanagawa and serving key suburban and urban districts around Yokohama.
Referenced by (4)
Full triples — surface form annotated when it differs from this entity's canonical label.
this entity surface form:
JR Yokohama Line
this entity surface form:
JR Yokohama Line (through service on Negishi Line section)