Chennai Port Authority
E168021
Chennai Port Authority is the statutory body responsible for administering and managing the major seaport of Chennai on India’s southeastern coast.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Chennai Port Authority canonical | 3 |
How this entity was disambiguated
This entity first appeared as the object of triple T1457056 — 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: Chennai Port Authority Context triple: [Madras Port, governingBody, Chennai Port Authority]
-
A.
Mumbai Port Trust
Mumbai Port Trust is a major Indian port authority that manages and operates one of the country’s oldest and busiest natural harbors on the Arabian Sea.
-
B.
Greater Chennai Corporation
The Greater Chennai Corporation is the civic governing body responsible for municipal administration and urban infrastructure in the city of Chennai, India.
-
C.
Jawaharlal Nehru Port
Jawaharlal Nehru Port is India’s largest container port and a major maritime trade hub located near Mumbai on the country’s western coast.
-
D.
Mormugao Port
Mormugao Port is a major natural harbor and one of India’s leading iron ore exporting ports, located in the state of Goa on the Arabian Sea.
-
E.
Kamarajar Port
Kamarajar Port is a major deep-water seaport near Chennai on India’s east coast, serving as a key hub for cargo and industrial maritime trade.
- 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: Chennai Port Authority Target entity description: Chennai Port Authority is the statutory body responsible for administering and managing the major seaport of Chennai on India’s southeastern coast.
-
A.
Mumbai Port Trust
Mumbai Port Trust is a major Indian port authority that manages and operates one of the country’s oldest and busiest natural harbors on the Arabian Sea.
-
B.
Greater Chennai Corporation
The Greater Chennai Corporation is the civic governing body responsible for municipal administration and urban infrastructure in the city of Chennai, India.
-
C.
Jawaharlal Nehru Port
Jawaharlal Nehru Port is India’s largest container port and a major maritime trade hub located near Mumbai on the country’s western coast.
-
D.
Mormugao Port
Mormugao Port is a major natural harbor and one of India’s leading iron ore exporting ports, located in the state of Goa on the Arabian Sea.
-
E.
Kamarajar Port
Kamarajar Port is a major deep-water seaport near Chennai on India’s east coast, serving as a key hub for cargo and industrial maritime trade.
- F. None of above. chosen
Statements (47)
| Predicate | Object |
|---|---|
| instanceOf |
port authority
ⓘ
statutory body ⓘ |
| administers | Chennai Port ⓘ |
| associatedWith |
Government of India
ⓘ
Ministry of Ports, Shipping and Waterways ⓘ |
| country | India ⓘ |
| governs | major seaport of Chennai ⓘ |
| handles |
automobile exports at Chennai Port
ⓘ
bulk commodities at Chennai Port ⓘ container cargo at Chennai Port ⓘ general cargo at Chennai Port ⓘ |
| hasFunction |
ensuring safe navigation within Chennai Port limits
ⓘ
environmental management within Chennai Port area ⓘ facilitation of maritime trade through Chennai Port ⓘ levying and collecting port charges at Chennai Port ⓘ planning and expansion of Chennai Port ⓘ |
| hasRole | landlord port authority for Chennai Port ⓘ |
| industry |
logistics
ⓘ
shipping ⓘ |
| jurisdictionOver | Chennai Port ⓘ |
| locatedIn |
Chennai
ⓘ
Tamil Nadu ⓘ |
| locatedOn | southeastern coast of India ⓘ |
| locatedOnCoastOf | Bay of Bengal ⓘ |
| manages | Chennai Port ⓘ |
| oversees |
break-bulk cargo operations at Chennai Port
ⓘ
bulk cargo terminals at Chennai Port ⓘ container terminals at Chennai Port ⓘ cruise and passenger facilities at Chennai Port ⓘ |
| partOf | Indian port sector ⓘ |
| regulates |
cargo handling operations at Chennai Port
ⓘ
port users at Chennai Port ⓘ shipping activities at Chennai Port ⓘ |
| responsibleFor |
berth operations at Chennai Port
ⓘ
cargo handling infrastructure at Chennai Port ⓘ development of port infrastructure at Chennai Port ⓘ maintenance of port facilities at Chennai Port ⓘ port administration ⓘ port conservancy at Chennai Port ⓘ port management ⓘ regulation of port services at Chennai Port ⓘ |
| sector |
maritime transport
ⓘ
port operations ⓘ |
| servesCity | Chennai ⓘ |
| servesRegion |
Tamil Nadu
ⓘ
South India ⓘ
surface form:
southern India
|
| typeOfPort | major port ⓘ |
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: Chennai Port Authority Description of subject: Chennai Port Authority is the statutory body responsible for administering and managing the major seaport of Chennai on India’s southeastern coast.
Referenced by (3)
Full triples — surface form annotated when it differs from this entity's canonical label.