Mettur Thermal Power Station
E1018410
Mettur Thermal Power Station is a major coal-fired power plant in Tamil Nadu, India, that supplies electricity to the regional grid.
All labels observed (4)
| Label | Occurrences |
|---|---|
| Mettur Thermal Power Station Stage III | 2 |
| Mettur Thermal Power Station canonical | 1 |
| Mettur Thermal Power Station Stage I | 1 |
| Mettur Thermal Power Station Stage II | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T13053533 — 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: Mettur Thermal Power Station Context triple: [Mettur, hasPowerPlant, Mettur Thermal Power Station]
-
A.
Tuticorin Thermal Power Station
Tuticorin Thermal Power Station is a coal-based power plant located in Thoothukudi, Tamil Nadu, that supplies electricity to the regional grid.
-
B.
Bandel Thermal Power Station
Bandel Thermal Power Station is a coal-based thermal power plant located in Bandel, West Bengal, India, that supplies electricity to the regional grid.
-
C.
Deenbandhu Chhotu Ram Thermal Power Station
Deenbandhu Chhotu Ram Thermal Power Station is a coal-based power plant in Haryana, India, that generates electricity for the regional grid.
-
D.
Barauni Thermal Power Station
Barauni Thermal Power Station is a major coal-based power plant in Bihar, India, that supplies electricity to the surrounding region.
-
E.
Kota Super Thermal Power Station
Kota Super Thermal Power Station is a major coal-fired power plant in Rajasthan, India, that supplies electricity to the surrounding region and contributes significantly to the state's power generation capacity.
- 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: Mettur Thermal Power Station Target entity description: Mettur Thermal Power Station is a major coal-fired power plant in Tamil Nadu, India, that supplies electricity to the regional grid.
-
A.
Tuticorin Thermal Power Station
Tuticorin Thermal Power Station is a coal-based power plant located in Thoothukudi, Tamil Nadu, that supplies electricity to the regional grid.
-
B.
Bandel Thermal Power Station
Bandel Thermal Power Station is a coal-based thermal power plant located in Bandel, West Bengal, India, that supplies electricity to the regional grid.
-
C.
Deenbandhu Chhotu Ram Thermal Power Station
Deenbandhu Chhotu Ram Thermal Power Station is a coal-based power plant in Haryana, India, that generates electricity for the regional grid.
-
D.
Barauni Thermal Power Station
Barauni Thermal Power Station is a major coal-based power plant in Bihar, India, that supplies electricity to the surrounding region.
-
E.
Kota Super Thermal Power Station
Kota Super Thermal Power Station is a major coal-fired power plant in Rajasthan, India, that supplies electricity to the surrounding region and contributes significantly to the state's power generation capacity.
- F. None of above. chosen
Statements (48)
| Predicate | Object |
|---|---|
| instanceOf |
coal-fired power plant
ⓘ
thermal power station ⓘ |
| commissioned | 1987 ⓘ |
| connectsToGrid |
Southern Regional Grid of India
ⓘ
Tamil Nadu state grid ⓘ |
| coolingSource |
Mettur Dam
ⓘ
River Cauvery ⓘ
linked to:
Kaveri
|
| country | India ⓘ |
| fuelType |
domestic coal
ⓘ
imported coal ⓘ |
| gridConnectionVoltageLevel | 230 kV ⓘ |
| gridOperator |
TANTRANSCO
ⓘ
Tamil Nadu Transmission Corporation ⓘ
linked to:
Tamil Nadu Transmission Corporation Limited
|
| hasBoilerType | pulverized coal boiler ⓘ |
| hasElectricalCapacity |
840 MW
ⓘ
approximately 840 megawatts ⓘ |
| hasEnvironmentalImpact | air pollution from coal combustion ⓘ |
| hasStage |
Mettur Thermal Power Station Stage I
ⓘ
linked to:
Mettur Thermal Power Station
Mettur Thermal Power Station Stage II ⓘ
linked to:
Mettur Thermal Power Station
Mettur Thermal Power Station Stage III ⓘ
linked to:
Mettur Thermal Power Station
|
| hasStatus | operational ⓘ |
| hasTurbineType | steam turbine ⓘ |
| hasUnit |
Mettur Thermal Power Station Stage III
ⓘ
linked to:
Mettur Thermal Power Station
Unit I ⓘ Unit II ⓘ Unit III ⓘ Unit IV ⓘ |
| inService | true ⓘ |
| isMajorSourceOfPowerFor | Tamil Nadu ⓘ |
| locatedIn |
Mettur
ⓘ
Salem district ⓘ Tamil Nadu ⓘ |
| locatedInAdministrativeTerritory | Tamil Nadu ⓘ |
| locatedNear | Mettur Dam ⓘ |
| locatedOnRiver |
Cauvery River
ⓘ
linked to:
Kaveri
|
| operatedBy |
TANGEDCO
ⓘ
Tamil Nadu Generation and Distribution Corporation ⓘ |
| ownedBy |
TANGEDCO
ⓘ
Tamil Nadu Generation and Distribution Corporation ⓘ |
| primaryFuel | coal ⓘ |
| purpose | electricity generation ⓘ |
| regionServed |
Southern India
ⓘ
linked to:
South India
Tamil Nadu ⓘ |
| sector | power generation ⓘ |
| state | Tamil Nadu ⓘ |
| suppliesElectricityTo |
Tamil Nadu state grid
ⓘ
regional grid in Southern India ⓘ |
| usesTechnology | subcritical coal technology ⓘ |
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: Mettur Thermal Power Station Description of subject: Mettur Thermal Power Station is a major coal-fired power plant in Tamil Nadu, India, that supplies electricity to the regional grid.
Referenced by (5)
Full triples — surface form annotated when it differs from this entity's canonical label.
linked to: Mettur Thermal Power Station
linked to: Mettur Thermal Power Station
linked to: Mettur Thermal Power Station
linked to: Mettur Thermal Power Station