E2A
E900891
E2A is a designated route number within Japan’s national expressway numbering system, assigned to the Chūgoku Expressway corridor in western Honshu.
All labels observed (1)
| Label | Occurrences |
|---|---|
| E2A canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T11040882 — 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: E2A Context triple: [Chūgoku Expressway, hasRouteNumber, E2A]
-
A.
ICH E2A
ICH E2A is an International Council for Harmonisation guideline that standardizes clinical safety data management and expedited reporting of adverse drug reactions in clinical trials.
-
B.
E-2A
E-2A was the Soviet spacecraft bus platform used for early Luna missions such as Luna 3, which photographed the Moon’s far side.
-
C.
E22
E22 is a major European route that forms part of the international E-road network, linking multiple countries across Europe.
-
D.
Ea
Ea, also known as Enki, is a major Mesopotamian god associated with wisdom, magic, and freshwater, revered as a creator and benefactor of humanity.
-
E.
E21
E21 is the internal designation for the first generation of the BMW 3 Series compact executive car, produced in the 1970s and early 1980s.
- 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: E2A Target entity description: E2A is a designated route number within Japan’s national expressway numbering system, assigned to the Chūgoku Expressway corridor in western Honshu.
-
A.
ICH E2A
ICH E2A is an International Council for Harmonisation guideline that standardizes clinical safety data management and expedited reporting of adverse drug reactions in clinical trials.
-
B.
E-2A
E-2A was the Soviet spacecraft bus platform used for early Luna missions such as Luna 3, which photographed the Moon’s far side.
-
C.
E22
E22 is a major European route that forms part of the international E-road network, linking multiple countries across Europe.
-
D.
Ea
Ea, also known as Enki, is a major Mesopotamian god associated with wisdom, magic, and freshwater, revered as a creator and benefactor of humanity.
-
E.
E21
E21 is the internal designation for the first generation of the BMW 3 Series compact executive car, produced in the 1970s and early 1980s.
- F. None of above. chosen
Statements (30)
| Predicate | Object |
|---|---|
| instanceOf |
expressway route number
ⓘ
road designation ⓘ |
| appliesTo | Chūgoku Expressway corridor NERFINISHED ⓘ |
| appliesToIsland | Honshu NERFINISHED ⓘ |
| continent | Asia ⓘ |
| corridorName | Chūgoku Expressway NERFINISHED ⓘ |
| country | Japan ⓘ |
| designationFormat | letter-number combination ⓘ |
| designationSystemIntroducedBy | Ministry of Land, Infrastructure, Transport and Tourism of Japan NERFINISHED ⓘ |
| geographicContext | Honshu NERFINISHED ⓘ |
| hasCorridorFunction |
intercity traffic
GENERATED
ⓘ
long-distance traffic GENERATED ⓘ |
| infrastructureType | highway corridor ⓘ |
| isPartOfCorridor | Chūgoku Expressway mainline NERFINISHED ⓘ |
| jurisdiction | Government of Japan ⓘ |
| languageOfDesignation | Japanese ⓘ |
| letterComponent | E ⓘ |
| locatedIn | western Honshu NERFINISHED ⓘ |
| network | Japanese expressway network ⓘ |
| numberComponent | 2A ⓘ |
| partOf | Japan national expressway numbering system ⓘ |
| regionServed | Chūgoku region NERFINISHED ⓘ |
| roadClass | national expressway ⓘ |
| routeType | expressway ⓘ |
| scriptOfDesignation | Latin alphabet NERFINISHED ⓘ |
| signageColor | green background ⓘ |
| signageShape | rectangular ⓘ |
| signageTextColor | white ⓘ |
| usedBy | drivers ⓘ |
| usedFor | route guidance ⓘ |
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: E2A Description of subject: E2A is a designated route number within Japan’s national expressway numbering system, assigned to the Chūgoku Expressway corridor in western Honshu.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.