Kawagoe Line
E690549
The Kawagoe Line is a railway line in the Greater Tokyo area of Japan operated by JR East, connecting Kawagoe with surrounding suburban cities and linking to major urban lines.
All labels observed (3)
| Label | Occurrences |
|---|---|
| Kawagoe Line canonical | 5 |
| Kawagoe Line (through services) | 3 |
| JR Kawagoe Line | 2 |
How this entity was disambiguated
This entity first appeared as the object of triple T5617979 — 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: Kawagoe Line Context triple: [Osaki Station, hasThroughServicesTo, Kawagoe Line]
-
A.
Fukuchiyama Line
The Fukuchiyama Line is a major railway line in Japan operated by JR West that connects urban Osaka with the northern Hyōgo region, serving both commuter and intercity traffic.
-
B.
Yumesaki Line
The Yumesaki Line is a railway line in Osaka, Japan, primarily serving access to the Osaka Bay area including major attractions such as Universal Studios Japan.
-
C.
Wakayamakō Line
The Wakayamakō Line is a railway line in Wakayama Prefecture, Japan, providing passenger service between central Wakayama and the Wakayama Port area.
-
D.
Minobu Line
The Minobu Line is a regional railway line in Japan operated by JR Central that connects Fuji in Shizuoka Prefecture with Kōfu in Yamanashi Prefecture, serving communities along the Fuji River.
-
E.
Tsuyama Line
The Tsuyama Line is a regional railway line in Okayama Prefecture, Japan, operated by JR West and known for connecting rural communities with the city of Tsuyama.
- 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: Kawagoe Line Target entity description: The Kawagoe Line is a railway line in the Greater Tokyo area of Japan operated by JR East, connecting Kawagoe with surrounding suburban cities and linking to major urban lines.
-
A.
Fukuchiyama Line
The Fukuchiyama Line is a major railway line in Japan operated by JR West that connects urban Osaka with the northern Hyōgo region, serving both commuter and intercity traffic.
-
B.
Yumesaki Line
The Yumesaki Line is a railway line in Osaka, Japan, primarily serving access to the Osaka Bay area including major attractions such as Universal Studios Japan.
-
C.
Wakayamakō Line
The Wakayamakō Line is a railway line in Wakayama Prefecture, Japan, providing passenger service between central Wakayama and the Wakayama Port area.
-
D.
Minobu Line
The Minobu Line is a regional railway line in Japan operated by JR Central that connects Fuji in Shizuoka Prefecture with Kōfu in Yamanashi Prefecture, serving communities along the Fuji River.
-
E.
Tsuyama Line
The Tsuyama Line is a regional railway line in Okayama Prefecture, Japan, operated by JR West and known for connecting rural communities with the city of Tsuyama.
- F. None of above. chosen
Statements (49)
| Predicate | Object |
|---|---|
| instanceOf |
commuter rail line
ⓘ
railway line ⓘ |
| connectsCity |
Kawagoe
ⓘ
linked to:
Kawagoe City
Saitama ⓘ
linked to:
Saitama City
|
| connectsStation |
Kawagoe Station
NERFINISHED
ⓘ
Ōmiya Station NERFINISHED ⓘ |
| connectsToLineAtKawagoe |
Tōbu Tōjō Line
ⓘ
linked to:
Tobu Tojo Line
|
| connectsToLineAtŌmiya |
Takasaki Line
ⓘ
Tōhoku Main Line ⓘ |
| country | Japan ⓘ |
| doubleTrackingCompletedBetweenŌmiyaAndNisshin | 1985 ⓘ |
| electrification | 1,500 V DC overhead catenary ⓘ |
| electrificationCompleted | 1985 ⓘ |
| hasServicePattern |
local trains
ⓘ
rapid trains via Saikyō Line ⓘ |
| hasStation |
Kawagoe Station
NERFINISHED
ⓘ
Minami-Furuya Station NERFINISHED ⓘ Miyahara Station NERFINISHED ⓘ Nishi-Kawaguchi Station NERFINISHED ⓘ Nishi-Ōmiya Station NERFINISHED ⓘ Nisshin Station NERFINISHED ⓘ Sashiōgi Station NERFINISHED ⓘ Ōmiya Station NERFINISHED ⓘ |
| lineLength | 30.3 km ⓘ |
| lineSymbol | JA ⓘ |
| locatedIn |
Greater Tokyo Area
ⓘ
linked to:
Tokyo metropolitan area
Saitama Prefecture ⓘ |
| numberOfTracks |
double track between Ōmiya and Nisshin
ⓘ
single track between Nisshin and Kawagoe ⓘ |
| openingDate | 1940 ⓘ |
| operator |
East Japan Railway Company
ⓘ
JR East ⓘ
linked to:
East Japan Railway Company
|
| owner | East Japan Railway Company ⓘ |
| ownerBeforeJNRBreakup | Japanese National Railways ⓘ |
| partOfNetwork |
JR East metropolitan area network
ⓘ
linked to:
JR East urban network
|
| primaryUse | suburban commuting ⓘ |
| railwaySignColor | green ⓘ |
| regionServed | Saitama Prefecture ⓘ |
| rollingStock |
E231 series EMU
ⓘ
E233 series EMU ⓘ |
| serviceType |
commuter rail
ⓘ
passenger ⓘ |
| terminus |
Kawagoe Station
NERFINISHED
ⓘ
Ōmiya Station NERFINISHED ⓘ |
| throughServiceWith |
Rinkai Line
ⓘ
Saikyō Line ⓘ |
| ticketingSystem |
PASMO compatible
ⓘ
Suica compatible ⓘ |
| trackGauge | 1,067 mm ⓘ |
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: Kawagoe Line Description of subject: The Kawagoe Line is a railway line in the Greater Tokyo area of Japan operated by JR East, connecting Kawagoe with surrounding suburban cities and linking to major urban lines.
Referenced by (10)
Full triples — surface form annotated when it differs from this entity's canonical label.
linked to: Kawagoe Line
linked to: Kawagoe Line
linked to: Kawagoe Line
linked to: Kawagoe Line
linked to: Kawagoe Line