Shibata-type coupler
E578660
The Shibata-type coupler is a Japanese-designed automatic railway coupling system widely used on electric multiple units for reliable and efficient train connection.
All labels observed (2)
| Label | Occurrences |
|---|---|
| Shibata-type coupler canonical | 8 |
| Shibata-type coupler (within gangways) | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T6218544 — 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: Shibata-type coupler Context triple: [Tokyo Metro 08 series, couplingType, Shibata-type coupler]
-
A.
Scharfenberg coupler
The Scharfenberg coupler is an automatic railway coupling system widely used on modern passenger trains to quickly connect and disconnect cars while integrating mechanical, pneumatic, and electrical links.
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B.
Janney coupler
The Janney coupler is a widely used automatic railway coupling system designed to securely connect train cars while improving safety and ease of operation compared to earlier link-and-pin couplers.
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C.
Dellner automatic couplers
Dellner automatic couplers are railway vehicle coupling systems designed to automatically connect and disconnect train units, commonly used on modern multiple-unit fleets such as the Bombardier Voyager family.
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D.
Khimki lock system
The Khimki lock system is a set of navigation locks near the city of Khimki that regulates water levels and vessel passage along the Moscow Canal.
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E.
Fell centre rail system
The Fell centre rail system is a historic railway technology that uses an additional central rail and special gripping wheels to provide extra traction and braking on steep gradients.
- 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: Shibata-type coupler Target entity description: The Shibata-type coupler is a Japanese-designed automatic railway coupling system widely used on electric multiple units for reliable and efficient train connection.
-
A.
Scharfenberg coupler
The Scharfenberg coupler is an automatic railway coupling system widely used on modern passenger trains to quickly connect and disconnect cars while integrating mechanical, pneumatic, and electrical links.
-
B.
Janney coupler
The Janney coupler is a widely used automatic railway coupling system designed to securely connect train cars while improving safety and ease of operation compared to earlier link-and-pin couplers.
-
C.
Dellner automatic couplers
Dellner automatic couplers are railway vehicle coupling systems designed to automatically connect and disconnect train units, commonly used on modern multiple-unit fleets such as the Bombardier Voyager family.
-
D.
Khimki lock system
The Khimki lock system is a set of navigation locks near the city of Khimki that regulates water levels and vessel passage along the Moscow Canal.
-
E.
Fell centre rail system
The Fell centre rail system is a historic railway technology that uses an additional central rail and special gripping wheels to provide extra traction and braking on steep gradients.
- F. None of above. chosen
Statements (29)
| Predicate | Object |
|---|---|
| instanceOf |
automatic coupler
ⓘ
railway coupling system ⓘ |
| appliedIn |
commuter rail services
ⓘ
metro and urban rail systems ⓘ suburban rail services ⓘ |
| characteristic |
designed for efficient train operation
ⓘ
designed for reliable train connection ⓘ supports rapid coupling and uncoupling ⓘ widely used on Japanese electric multiple units ⓘ |
| compatibleWith | multiple-unit train operation ⓘ |
| countryOfOrigin | Japan ⓘ |
| designerNationality | Japanese ⓘ |
| enables |
quick formation of train consists
ⓘ
remote control of coupled units ⓘ through electrical control circuits ⓘ |
| hasComponent |
air hose connections
ⓘ
electrical jumper connections ⓘ mechanical coupling head ⓘ |
| industry | railway rolling stock ⓘ |
| safetyRole |
reliable transmission of brake pipe connections
ⓘ
reliable transmission of control signals ⓘ secure mechanical connection between cars ⓘ |
| usedFor |
automatic train connection
ⓘ
electrical connection between vehicles ⓘ mechanical connection of trainsets ⓘ pneumatic connection between vehicles ⓘ |
| usedInCountry | Japan ⓘ |
| usedInRegion | East Asia ⓘ |
| usedOn | 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: Shibata-type coupler Description of subject: The Shibata-type coupler is a Japanese-designed automatic railway coupling system widely used on electric multiple units for reliable and efficient train connection.
Referenced by (9)
Full triples — surface form annotated when it differs from this entity's canonical label.
linked to: Shibata-type coupler