Tamil Nadu Transmission Corporation Limited
E819214
Tamil Nadu Transmission Corporation Limited is the state-owned utility responsible for operating and maintaining the high-voltage electricity transmission network in Tamil Nadu, India.
All labels observed (2)
| Label | Occurrences |
|---|---|
| Tamil Nadu Transmission Corporation | 2 |
| Tamil Nadu Transmission Corporation Limited canonical | 2 |
How this entity was disambiguated
This entity first appeared as the object of triple T9755650 — 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: Tamil Nadu Transmission Corporation Limited Context triple: [Tamil Nadu Energy Department, oversees, Tamil Nadu Transmission Corporation Limited]
-
A.
Tamil Nadu Generation and Distribution Corporation Limited
Tamil Nadu Generation and Distribution Corporation Limited is the state-owned utility responsible for electricity generation and distribution across the Indian state of Tamil Nadu.
-
B.
Andhra Pradesh Power Generation Corporation
Andhra Pradesh Power Generation Corporation is a state-owned power utility responsible for electricity generation and operation of major power plants in the Indian state of Andhra Pradesh.
-
C.
Telangana State Power Generation Corporation Limited
Telangana State Power Generation Corporation Limited is the state-owned power utility responsible for electricity generation and operation of major power projects in Telangana, India.
-
D.
Karnataka Power Corporation Limited
Karnataka Power Corporation Limited is a state-owned enterprise responsible for generating and supplying electricity in the Indian state of Karnataka through a portfolio of thermal, hydroelectric, and renewable power projects.
-
E.
SJVN Limited
SJVN Limited is an Indian public sector company primarily engaged in the generation and development of hydroelectric power and other energy projects.
- 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: Tamil Nadu Transmission Corporation Limited Target entity description: Tamil Nadu Transmission Corporation Limited is the state-owned utility responsible for operating and maintaining the high-voltage electricity transmission network in Tamil Nadu, India.
-
A.
Tamil Nadu Generation and Distribution Corporation Limited
Tamil Nadu Generation and Distribution Corporation Limited is the state-owned utility responsible for electricity generation and distribution across the Indian state of Tamil Nadu.
-
B.
Andhra Pradesh Power Generation Corporation
Andhra Pradesh Power Generation Corporation is a state-owned power utility responsible for electricity generation and operation of major power plants in the Indian state of Andhra Pradesh.
-
C.
Telangana State Power Generation Corporation Limited
Telangana State Power Generation Corporation Limited is the state-owned power utility responsible for electricity generation and operation of major power projects in Telangana, India.
-
D.
Karnataka Power Corporation Limited
Karnataka Power Corporation Limited is a state-owned enterprise responsible for generating and supplying electricity in the Indian state of Karnataka through a portfolio of thermal, hydroelectric, and renewable power projects.
-
E.
SJVN Limited
SJVN Limited is an Indian public sector company primarily engaged in the generation and development of hydroelectric power and other energy projects.
- F. None of above. chosen
Statements (46)
| Predicate | Object |
|---|---|
| instanceOf |
electric power transmission system operator
ⓘ
state-owned electricity transmission utility ⓘ |
| abbreviation | TANTRANSCO ⓘ |
| coordinatesWith |
Power Grid Corporation of India Limited
ⓘ
Southern Regional Load Despatch Centre ⓘ
linked to:
Regional Load Despatch Centres
Tamil Nadu Generation and Distribution Corporation Limited ⓘ |
| country | India ⓘ |
| gridCodeCompliance | Indian Electricity Grid Code ⓘ |
| gridVoltageLevelsHandled |
110 kV
ⓘ
230 kV ⓘ 33 kV (sub-transmission interface) ⓘ 400 kV ⓘ 66 kV ⓘ |
| headquartersLocation | Tamil Nadu ⓘ |
| industry |
electric power
ⓘ
electric power transmission ⓘ |
| jurisdiction | Tamil Nadu ⓘ |
| languageOfOfficialCommunication |
English
ⓘ
Tamil ⓘ |
| legalForm |
government-owned company
ⓘ
public sector undertaking ⓘ |
| mandate |
ensure grid stability and security in Tamil Nadu
ⓘ
facilitate open access to transmission network ⓘ provide reliable transmission of electricity within Tamil Nadu ⓘ |
| operatesInSector |
energy sector
ⓘ
power sector ⓘ |
| ownedBy | Government of Tamil Nadu ⓘ |
| parentOrganization | Tamil Nadu Generation and Distribution Corporation Limited ⓘ |
| partOf |
Southern Regional Power Grid of India
ⓘ
linked to:
Southern Regional Grid of India
|
| regionServed |
Southern India (through Tamil Nadu grid)
ⓘ
linked to:
Southern Regional Grid of India
|
| regulator |
Central Electricity Regulatory Commission (for inter-state matters)
ⓘ
linked to:
Central Electricity Regulatory Commission
Tamil Nadu Electricity Regulatory Commission ⓘ |
| responsibleFor |
development of transmission infrastructure in Tamil Nadu
ⓘ
maintenance of high-voltage electricity transmission network in Tamil Nadu ⓘ operation of high-voltage electricity transmission network in Tamil Nadu ⓘ planning of transmission network in Tamil Nadu ⓘ |
| role |
state load despatch functions through SLDC
ⓘ
state transmission utility of Tamil Nadu ⓘ |
| sector | public sector ⓘ |
| serviceArea |
Puducherry (inter-state transmission interface)
ⓘ
linked to:
Puducherry
Tamil Nadu ⓘ |
| shortName | TANTRANSCO ⓘ |
| state | Tamil Nadu ⓘ |
| supports | integration of renewable energy into Tamil Nadu grid ⓘ |
| typeOfNetwork | high-voltage transmission network ⓘ |
| website | https://www.tantransco.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: Tamil Nadu Transmission Corporation Limited Description of subject: Tamil Nadu Transmission Corporation Limited is the state-owned utility responsible for operating and maintaining the high-voltage electricity transmission network in Tamil Nadu, India.
Referenced by (4)
Full triples — surface form annotated when it differs from this entity's canonical label.
linked to: Tamil Nadu Transmission Corporation Limited
Tamil Nadu Generation and Distribution Corporation Limited
→
linkedTo
→
Tamil Nadu Transmission Corporation Limited
ⓘ
linked to: Tamil Nadu Transmission Corporation Limited