Chennai Metropolitan Development Authority
E743497
The Chennai Metropolitan Development Authority is the statutory body responsible for urban planning and development regulation across the Chennai metropolitan region in Tamil Nadu, India.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Chennai Metropolitan Development Authority canonical | 13 |
How this entity was disambiguated
This entity first appeared as the object of triple T8550647 — 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 Metropolitan Development Authority Context triple: [Kodambakkam, planningAgency, Chennai Metropolitan Development Authority]
-
A.
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.
-
B.
Tiruchirappalli City Municipal Corporation
Tiruchirappalli City Municipal Corporation is the local governing body responsible for administering and providing civic infrastructure and services in the city of Tiruchirappalli, Tamil Nadu, India.
-
C.
Coimbatore Urban Development Authority
Coimbatore Urban Development Authority is the statutory body responsible for overseeing and regulating urban planning and development in and around the city of Coimbatore, India.
-
D.
Coimbatore City Municipal Corporation
Coimbatore City Municipal Corporation is the civic administrative body responsible for urban governance, infrastructure, and public services in the city of Coimbatore, Tamil Nadu, India.
-
E.
Kanchipuram Municipality
Kanchipuram Municipality is the local civic administrative body responsible for managing municipal services and urban governance in the historic temple city of Kanchipuram, Tamil Nadu, India.
- 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 Metropolitan Development Authority Target entity description: The Chennai Metropolitan Development Authority is the statutory body responsible for urban planning and development regulation across the Chennai metropolitan region in Tamil Nadu, India.
-
A.
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.
-
B.
Tiruchirappalli City Municipal Corporation
Tiruchirappalli City Municipal Corporation is the local governing body responsible for administering and providing civic infrastructure and services in the city of Tiruchirappalli, Tamil Nadu, India.
-
C.
Coimbatore Urban Development Authority
Coimbatore Urban Development Authority is the statutory body responsible for overseeing and regulating urban planning and development in and around the city of Coimbatore, India.
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D.
Coimbatore City Municipal Corporation
Coimbatore City Municipal Corporation is the civic administrative body responsible for urban governance, infrastructure, and public services in the city of Coimbatore, Tamil Nadu, India.
-
E.
Kanchipuram Municipality
Kanchipuram Municipality is the local civic administrative body responsible for managing municipal services and urban governance in the historic temple city of Kanchipuram, Tamil Nadu, India.
- F. None of above. chosen
Statements (49)
| Predicate | Object |
|---|---|
| instanceOf |
government agency
ⓘ
statutory body ⓘ urban planning agency ⓘ |
| appliesToAdministrativeTerritorialEntity |
Chennai
ⓘ
parts of Chengalpattu district ⓘ parts of Kancheepuram district ⓘ parts of Tiruvallur district ⓘ |
| coordinatesWith |
Chennai Metropolitan Water Supply and Sewerage Board
ⓘ
Greater Chennai Corporation ⓘ Highways and transport departments of Tamil Nadu ⓘ Tamil Nadu Housing Board ⓘ |
| country | India ⓘ |
| hasRole |
approval of large building projects
ⓘ
development control ⓘ infrastructure planning ⓘ land use regulation ⓘ metropolitan planning ⓘ new town development ⓘ preparation of master plans ⓘ regulation of layout approvals ⓘ transport planning coordination ⓘ |
| headquartersLocation | Chennai ⓘ |
| jurisdiction |
Chennai Metropolitan Region
ⓘ
linked to:
Chennai
Chennai metropolitan area ⓘ
linked to:
Chennai
|
| legalForm | statutory authority ⓘ |
| locatedInTheAdministrativeTerritorialEntity |
Chennai
ⓘ
Tamil Nadu ⓘ |
| operatesInLanguage |
English
ⓘ
Tamil ⓘ |
| parentOrganization | Government of Tamil Nadu ⓘ |
| partOf | urban development framework of Tamil Nadu ⓘ |
| replaces | earlier town planning functions of local bodies in Chennai metropolitan area ⓘ |
| sector |
land use planning
ⓘ
transport planning ⓘ urban development ⓘ urban planning ⓘ |
| shortName | CMDA ⓘ |
| state | Tamil Nadu ⓘ |
| subsidiaryOrBranch |
Area plans unit
ⓘ
Development control unit ⓘ Enforcement cell ⓘ Finance and accounts department ⓘ Information technology cell ⓘ Legal cell ⓘ New town development unit ⓘ Planning department ⓘ Transport planning unit ⓘ Works department ⓘ |
| website | https://www.cmdachennai.gov.in ⓘ |
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 Metropolitan Development Authority Description of subject: The Chennai Metropolitan Development Authority is the statutory body responsible for urban planning and development regulation across the Chennai metropolitan region in Tamil Nadu, India.
Referenced by (13)
Full triples — surface form annotated when it differs from this entity's canonical label.
Tamil Nadu Housing and Urban Development Department
→
oversees
→
Chennai Metropolitan Development Authority
ⓘ
Directorate of Town and Country Planning, Tamil Nadu
→
coordinatesWith
→
Chennai Metropolitan Development Authority
ⓘ