Itsukaichi Line (through services)
E541203
The Itsukaichi Line (through services) is a Japanese railway service pattern that allows trains to run directly between the Itsukaichi Line and connecting lines without requiring passengers to transfer.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Itsukaichi Line (through services) canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T5716365 — 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: Itsukaichi Line (through services) Context triple: [E233 series EMU, usedOnLine, Itsukaichi Line (through services)]
-
A.
Marunouchi Line
The Marunouchi Line is one of Tokyo’s main subway lines, forming a central loop and radial route that connects key business, shopping, and transit hubs across the city.
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B.
Utsunomiya Line
The Utsunomiya Line is a major JR East railway corridor in Japan connecting Tokyo with Utsunomiya and other cities in Tochigi Prefecture, serving as an important commuter and intercity route in the Kanto region.
-
C.
Fukutoshin Line
The Fukutoshin Line is a Tokyo Metro subway line in Tokyo, Japan, connecting major commercial and residential districts such as Shibuya, Shinjuku, and Ikebukuro.
-
D.
Meitetsu Mikawa Line
The Meitetsu Mikawa Line is a Japanese railway line in Aichi Prefecture operated by Nagoya Railroad (Meitetsu), connecting several cities in the region including Toyota City.
-
E.
Takasaki Line
The Takasaki Line is a major railway line in Japan operated by JR East that connects the Tokyo metropolitan area with Saitama and Gunma Prefectures, serving as an important commuter and intercity route.
- 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: Itsukaichi Line (through services) Target entity description: The Itsukaichi Line (through services) is a Japanese railway service pattern that allows trains to run directly between the Itsukaichi Line and connecting lines without requiring passengers to transfer.
-
A.
Marunouchi Line
The Marunouchi Line is one of Tokyo’s main subway lines, forming a central loop and radial route that connects key business, shopping, and transit hubs across the city.
-
B.
Utsunomiya Line
The Utsunomiya Line is a major JR East railway corridor in Japan connecting Tokyo with Utsunomiya and other cities in Tochigi Prefecture, serving as an important commuter and intercity route in the Kanto region.
-
C.
Fukutoshin Line
The Fukutoshin Line is a Tokyo Metro subway line in Tokyo, Japan, connecting major commercial and residential districts such as Shibuya, Shinjuku, and Ikebukuro.
-
D.
Meitetsu Mikawa Line
The Meitetsu Mikawa Line is a Japanese railway line in Aichi Prefecture operated by Nagoya Railroad (Meitetsu), connecting several cities in the region including Toyota City.
-
E.
Takasaki Line
The Takasaki Line is a major railway line in Japan operated by JR East that connects the Tokyo metropolitan area with Saitama and Gunma Prefectures, serving as an important commuter and intercity route.
- F. None of above. chosen
Statements (25)
| Predicate | Object |
|---|---|
| instanceOf |
railway service pattern
ⓘ
through service ⓘ |
| allows | direct trains between Itsukaichi Line and connecting lines ⓘ |
| connectsAtStation |
Haijima Station
NERFINISHED
ⓘ
Tachikawa Station NERFINISHED ⓘ |
| connectsWithLine |
Chūō Line (Rapid)
NERFINISHED
ⓘ
Ōme Line NERFINISHED ⓘ |
| country | Japan ⓘ |
| electrification | 1,500 V DC overhead catenary ⓘ |
| eliminates | need for passenger transfer between Itsukaichi Line and connecting lines ⓘ |
| gauge | 1,067 mm ⓘ |
| languageOfName | Japanese ⓘ |
| locatedIn | Tokyo ⓘ |
| operatedBy |
East Japan Railway Company
NERFINISHED
ⓘ
JR East NERFINISHED ⓘ |
| operatorType | passenger railway operator ⓘ |
| partOf | JR East through-service network in the Tokyo area NERFINISHED ⓘ |
| primaryRollingStockType | electric multiple unit ⓘ |
| purpose | provide seamless travel between Itsukaichi Line and other JR East lines ⓘ |
| railwaySystem | JR East urban network in western Tokyo NERFINISHED ⓘ |
| regionServed | western Tokyo NERFINISHED ⓘ |
| servicePatternOn | Itsukaichi Line NERFINISHED ⓘ |
| serviceType |
local train service
ⓘ
through operation ⓘ |
| usesLine | Itsukaichi Line NERFINISHED ⓘ |
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: Itsukaichi Line (through services) Description of subject: The Itsukaichi Line (through services) is a Japanese railway service pattern that allows trains to run directly between the Itsukaichi Line and connecting lines without requiring passengers to transfer.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.