National Route 21
E674283
National Route 21 is a major Vietnamese highway that serves as an important regional transport corridor connecting Nam Định City with other parts of northern Vietnam.
All labels observed (1)
| Label | Occurrences |
|---|---|
| National Route 21 canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T7442016 — 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: National Route 21 Context triple: [Nam Dinh City, transportConnection, National Route 21]
-
A.
National Route 2
National Route 2 is a major Japanese highway that runs along the southern coast of Honshu, linking Osaka with Fukuoka and serving numerous cities in western Japan.
-
B.
National Route 12
National Route 12 is a major Argentine highway that runs through northeastern provinces such as Corrientes, connecting them with the rest of the country and bordering areas near Paraguay and Brazil.
-
C.
National Route 17
National Route 17 is a major South Korean highway that runs north–south across the country, connecting multiple cities and regions including Eumseong County.
-
D.
National Route 28
National Route 28 is a major Japanese highway connecting Awaji Island with the mainland via the Akashi Kaikyo Bridge and serving as an important transportation corridor in the region.
-
E.
National Route 1
National Route 1 is a major Japanese highway that links Tokyo with Osaka, passing through key urban and industrial areas along the Pacific coast of Honshu.
- 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: National Route 21 Target entity description: National Route 21 is a major Vietnamese highway that serves as an important regional transport corridor connecting Nam Định City with other parts of northern Vietnam.
-
A.
National Route 2
National Route 2 is a major Japanese highway that runs along the southern coast of Honshu, linking Osaka with Fukuoka and serving numerous cities in western Japan.
-
B.
National Route 12
National Route 12 is a major Argentine highway that runs through northeastern provinces such as Corrientes, connecting them with the rest of the country and bordering areas near Paraguay and Brazil.
-
C.
National Route 17
National Route 17 is a major South Korean highway that runs north–south across the country, connecting multiple cities and regions including Eumseong County.
-
D.
National Route 28
National Route 28 is a major Japanese highway connecting Awaji Island with the mainland via the Akashi Kaikyo Bridge and serving as an important transportation corridor in the region.
-
E.
National Route 1
National Route 1 is a major Japanese highway that links Tokyo with Osaka, passing through key urban and industrial areas along the Pacific coast of Honshu.
- F. None of above. chosen
Statements (17)
| Predicate | Object |
|---|---|
| instanceOf | national highway ⓘ |
| abbreviation | QL21 ⓘ |
| connects |
Nam Định City
ⓘ
linked to:
Nam Dinh City
other parts of northern Vietnam ⓘ |
| country |
Vietnam
ⓘ
linked to:
Viet Nam
|
| hasFunction | regional transport corridor ⓘ |
| hasSurface | paved road ⓘ |
| isPartOf | national transport infrastructure of Vietnam ⓘ |
| languageOfOfficialName | Vietnamese ⓘ |
| locatedIn | northern Vietnam ⓘ |
| maintainedBy | Ministry of Transport of Vietnam ⓘ |
| partOf |
Vietnamese national road network
ⓘ
linked to:
National highways of Vietnam
|
| roadType | National Route ⓘ |
| routeNumber | 21 ⓘ |
| serves |
Nam Định Province
ⓘ
linked to:
Nam Dinh Province
|
| transportCorridorRole | regional connectivity ⓘ |
| usedFor | road 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: National Route 21 Description of subject: National Route 21 is a major Vietnamese highway that serves as an important regional transport corridor connecting Nam Định City with other parts of northern Vietnam.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.