N3 highway
E389065
The N3 highway is a major South African national route that connects Johannesburg and Durban, serving as a key freight and passenger corridor between the inland economic hub and the east coast.
All labels observed (2)
| Label | Occurrences |
|---|---|
| N3 highway canonical | 8 |
| N3 freeway | 5 |
How this entity was disambiguated
This entity first appeared as the object of triple T3224811 — 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: N3 highway Context triple: [Jukskei River, crosses, N3 highway]
-
A.
N14 highway
The N14 highway is a major South African national route connecting Pretoria and Johannesburg with the North West and Northern Cape provinces.
-
B.
A3 highway
The A3 highway is a major roadway in Zimbabwe that serves as a key transport route linking the city of Mutare with other important regions and border crossings.
-
C.
M-3 highway
The M-3 highway is a major Russian federal road that connects Moscow with the southwestern regions of the country and onward toward the border with Ukraine.
-
D.
M-7 highway
The M-7 highway is a major federal road in Russia that connects Moscow with key cities in the Volga region and further toward the Ural area, serving as an important eastward transport corridor.
-
E.
N1 highway
The N1 highway is a major national route in South Africa that runs roughly north–south, linking Cape Town with Johannesburg, Pretoria, and the Zimbabwean border.
- 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: N3 highway Target entity description: The N3 highway is a major South African national route that connects Johannesburg and Durban, serving as a key freight and passenger corridor between the inland economic hub and the east coast.
-
A.
N14 highway
The N14 highway is a major South African national route connecting Pretoria and Johannesburg with the North West and Northern Cape provinces.
-
B.
A3 highway
The A3 highway is a major roadway in Zimbabwe that serves as a key transport route linking the city of Mutare with other important regions and border crossings.
-
C.
M-3 highway
The M-3 highway is a major Russian federal road that connects Moscow with the southwestern regions of the country and onward toward the border with Ukraine.
-
D.
M-7 highway
The M-7 highway is a major federal road in Russia that connects Moscow with key cities in the Volga region and further toward the Ural area, serving as an important eastward transport corridor.
-
E.
N1 highway
The N1 highway is a major national route in South Africa that runs roughly north–south, linking Cape Town with Johannesburg, Pretoria, and the Zimbabwean border.
- F. None of above. chosen
Statements (47)
| Predicate | Object |
|---|---|
| instanceOf |
highway
ⓘ
national route ⓘ road transport corridor ⓘ |
| abbreviation | N3 ⓘ |
| connects |
Durban
ⓘ
Johannesburg ⓘ
linked to:
Johannesburg, South Africa
|
| connectsTo |
Durban metropolitan area
ⓘ
linked to:
Durban
Johannesburg metropolitan area ⓘ
linked to:
Greater Johannesburg metropolitan area
N1 highway ⓘ N2 highway ⓘ |
| country | South Africa ⓘ |
| economicRole | key trade route between Gauteng and Durban port ⓘ |
| hasDirectionA | northwest ⓘ |
| hasDirectionB | southeast ⓘ |
| hasFunction |
supports movement of goods between interior and coast
ⓘ
supports tourism travel between Johannesburg and Durban ⓘ |
| hasLaneConfiguration | multi-lane in urban sections ⓘ |
| hasTollSections | yes ⓘ |
| hasTraffic |
heavy truck traffic
ⓘ
high passenger vehicle volumes ⓘ |
| importance | one of South Africa’s busiest freight routes ⓘ |
| isPartOf | national freight logistics network ⓘ |
| links |
east coast port city of Durban
ⓘ
inland economic hub of Johannesburg ⓘ |
| locatedIn | eastern South Africa ⓘ |
| maintainedBy | South African National Roads Agency Limited ⓘ |
| partOf | South African National Route network ⓘ |
| passesThrough |
Free State
ⓘ
Gauteng ⓘ KwaZulu-Natal ⓘ |
| regionServed |
Free State province
ⓘ
linked to:
Free State
Gauteng province ⓘ
linked to:
Gauteng
KwaZulu-Natal province ⓘ
linked to:
KwaZulu-Natal
|
| roadType | paved dual carriageway on most sections ⓘ |
| routeNumber | N3 ⓘ |
| servesAs |
freight corridor
ⓘ
passenger corridor ⓘ |
| servesPort | Port of Durban ⓘ |
| supportsIndustry |
agricultural exports via Durban
ⓘ
automotive exports via Durban ⓘ manufacturing in Gauteng ⓘ |
| terminusA |
Johannesburg
ⓘ
linked to:
Johannesburg, South Africa
|
| terminusB | Durban ⓘ |
| transportMode | road ⓘ |
| usedFor |
intercity bus transport
ⓘ
long-distance trucking ⓘ private motor vehicle travel ⓘ |
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: N3 highway Description of subject: The N3 highway is a major South African national route that connects Johannesburg and Durban, serving as a key freight and passenger corridor between the inland economic hub and the east coast.
Referenced by (13)
Full triples — surface form annotated when it differs from this entity's canonical label.
linked to: N3 highway
linked to: N3 highway
linked to: N3 highway
linked to: N3 highway
linked to: N3 highway
subject linked to:
Heidelberg
subject linked to:
eastern Free State