N18 national route
E927602
The N18 national route is a major South African highway in the North West province that links the city of Mahikeng (near Mmabatho) to other regional and cross-border routes toward Botswana.
All labels observed (1)
| Label | Occurrences |
|---|---|
| N18 national route canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T11476936 — 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: N18 national route Context triple: [Mmabatho, roadConnection, N18 national route]
-
A.
N8 national route
The N8 national route is a major South African highway that runs east–west across the country, linking key inland cities and facilitating regional trade and travel.
-
B.
National Route 15
National Route 15 was a former Australian national highway designation that primarily followed the New England Highway corridor between New South Wales and Queensland.
-
C.
National Route 168
National Route 168 is a major Japanese national highway that runs through the Kansai region, connecting cities in Nara and Wakayama Prefectures.
-
D.
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.
-
E.
National Route 17
National Route 17 is a major Japanese highway connecting central Tokyo with Niigata Prefecture, running through Saitama Prefecture and serving cities such as Ageo.
- 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: N18 national route Target entity description: The N18 national route is a major South African highway in the North West province that links the city of Mahikeng (near Mmabatho) to other regional and cross-border routes toward Botswana.
-
A.
N8 national route
The N8 national route is a major South African highway that runs east–west across the country, linking key inland cities and facilitating regional trade and travel.
-
B.
National Route 15
National Route 15 was a former Australian national highway designation that primarily followed the New England Highway corridor between New South Wales and Queensland.
-
C.
National Route 168
National Route 168 is a major Japanese national highway that runs through the Kansai region, connecting cities in Nara and Wakayama Prefectures.
-
D.
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.
-
E.
National Route 17
National Route 17 is a major Japanese highway connecting central Tokyo with Niigata Prefecture, running through Saitama Prefecture and serving cities such as Ageo.
- F. None of above. chosen
Statements (28)
| Predicate | Object |
|---|---|
| instanceOf |
national road
ⓘ
road in South Africa ⓘ |
| abbreviation | N18 ⓘ |
| connectsCity |
Hartswater
NERFINISHED
ⓘ
Mahikeng NERFINISHED ⓘ Taung NERFINISHED ⓘ Vryburg NERFINISHED ⓘ Warrenton NERFINISHED ⓘ |
| connectsTo |
N12 national route
NERFINISHED
ⓘ
N14 national route NERFINISHED ⓘ N18 Botswana ⓘ |
| continent | Africa ⓘ |
| country | South Africa ⓘ |
| crossBorderConnection | Botswana NERFINISHED ⓘ |
| hasJunctionWith |
N12 at Warrenton
ⓘ
N14 at Vryburg NERFINISHED ⓘ |
| locatedIn | North West province NERFINISHED ⓘ |
| maintainedBy | South African National Roads Agency Limited NERFINISHED ⓘ |
| partOf | South African national road network ⓘ |
| passesNear | Mmabatho NERFINISHED ⓘ |
| regionServed | North West province NERFINISHED ⓘ |
| roadNumber | 18 ⓘ |
| roadType | N-route ⓘ |
| routeDirection | generally north–south ⓘ |
| terminusNear |
Mahikeng
NERFINISHED
ⓘ
Warrenton NERFINISHED ⓘ |
| usedFor |
cross-border transport to Botswana
ⓘ
regional 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: N18 national route Description of subject: The N18 national route is a major South African highway in the North West province that links the city of Mahikeng (near Mmabatho) to other regional and cross-border routes toward Botswana.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.