Nemuro Main Line
E628785
The Nemuro Main Line is a major railway line in Hokkaido, Japan, operated by JR Hokkaido and connecting inland cities such as Obihiro with eastern Hokkaido.
All labels observed (3)
| Label | Occurrences |
|---|---|
| Nemuro Main Line canonical | 9 |
| Hokkaido railway network | 1 |
| Nemuro Main Line (via Iwamizawa) | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T4225958 — 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: Nemuro Main Line Context triple: [Obihiro, railwayLine, Nemuro Main Line]
-
A.
Hakodate Main Line
The Hakodate Main Line is a major railway corridor in Hokkaido, Japan, connecting key cities including Hakodate and Sapporo and serving as one of the region’s primary transport routes.
-
B.
Hokkaido Main Line
The Hokkaido Main Line is a major railway corridor in Hokkaido, Japan, connecting key cities and serving as one of the region’s primary transportation routes.
-
C.
Iida Line
The Iida Line is a regional railway line in central Japan operated by JR Central, running through mountainous areas of Aichi, Nagano, and Shizuoka Prefectures and connecting various local communities.
-
D.
Tōhoku Main Line
The Tōhoku Main Line is a major Japanese railway corridor running through the Tōhoku region, historically serving as the primary conventional rail route between Tokyo and northern Honshu.
-
E.
Keihin-Tōhoku Line
The Keihin-Tōhoku Line is a major JR East commuter rail line in the Greater Tokyo area that runs north–south through Tokyo, connecting Saitama and Kanagawa prefectures.
- 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: Nemuro Main Line Target entity description: The Nemuro Main Line is a major railway line in Hokkaido, Japan, operated by JR Hokkaido and connecting inland cities such as Obihiro with eastern Hokkaido.
-
A.
Hakodate Main Line
The Hakodate Main Line is a major railway corridor in Hokkaido, Japan, connecting key cities including Hakodate and Sapporo and serving as one of the region’s primary transport routes.
-
B.
Hokkaido Main Line
The Hokkaido Main Line is a major railway corridor in Hokkaido, Japan, connecting key cities and serving as one of the region’s primary transportation routes.
-
C.
Iida Line
The Iida Line is a regional railway line in central Japan operated by JR Central, running through mountainous areas of Aichi, Nagano, and Shizuoka Prefectures and connecting various local communities.
-
D.
Tōhoku Main Line
The Tōhoku Main Line is a major Japanese railway corridor running through the Tōhoku region, historically serving as the primary conventional rail route between Tokyo and northern Honshu.
-
E.
Keihin-Tōhoku Line
The Keihin-Tōhoku Line is a major JR East commuter rail line in the Greater Tokyo area that runs north–south through Tokyo, connecting Saitama and Kanagawa prefectures.
- F. None of above. chosen
Statements (45)
| Predicate | Object |
|---|---|
| instanceOf |
rail transport infrastructure
ⓘ
railway line ⓘ |
| connects |
Kushiro
ⓘ
linked to:
Kushiro, Hokkaido
Nemuro ⓘ Obihiro ⓘ Takikawa ⓘ eastern Hokkaido ⓘ inland Hokkaido ⓘ |
| connectsTo |
Hakodate Main Line at Takikawa
ⓘ
linked to:
Hakodate Main Line
|
| country | Japan ⓘ |
| electrification | none ⓘ |
| endPoint | Nemuro Station NERFINISHED ⓘ |
| gauge |
1067 mm
ⓘ
Cape gauge ⓘ |
| hasSection |
Kushiro–Nemuro section
ⓘ
Obihiro–Kushiro section ⓘ Shintoku–Obihiro section ⓘ
linked to:
Takikawa–Shintoku section
Takikawa–Shintoku section ⓘ |
| locatedIn |
Hokkaido
ⓘ
Japan Rail Hokkaido jurisdiction ⓘ central Hokkaido ⓘ eastern Hokkaido ⓘ |
| locatedOn |
Hokkaido Island
ⓘ
linked to:
Hokkaido
|
| nativeNameLanguage | ja ⓘ |
| opened | early 20th century ⓘ |
| operator |
Hokkaido Railway Company
ⓘ
JR Hokkaido ⓘ |
| ownedBy |
Hokkaido Railway Company
ⓘ
JR Hokkaido ⓘ
linked to:
Hokkaido Railway Company
|
| partOf |
JR Hokkaido network
ⓘ
linked to:
JR Hokkaido
|
| railwayCompany | JR Hokkaido ⓘ |
| railwayZone |
JR Hokkaido area
ⓘ
linked to:
eastern Hokkaido
|
| regionServed |
Kushiro region
ⓘ
linked to:
Kushiro Subprefecture
Nemuro region ⓘ Tokachi region ⓘ |
| serves |
Kushiro Station
NERFINISHED
ⓘ
Nemuro Station NERFINISHED ⓘ Obihiro Station NERFINISHED ⓘ Takikawa Station NERFINISHED ⓘ |
| startPoint | Takikawa Station NERFINISHED ⓘ |
| terminus |
Nemuro Station
NERFINISHED
ⓘ
Takikawa Station NERFINISHED ⓘ |
| trackConfiguration | single track ⓘ |
| usedFor |
freight transport
ⓘ
passenger transport ⓘ |
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: Nemuro Main Line Description of subject: The Nemuro Main Line is a major railway line in Hokkaido, Japan, operated by JR Hokkaido and connecting inland cities such as Obihiro with eastern Hokkaido.
Referenced by (11)
Full triples — surface form annotated when it differs from this entity's canonical label.
linked to: Nemuro Main Line
linked to: Nemuro Main Line