Margherita coalfields
E797563
Margherita coalfields are a significant coal mining region in Assam, India, known for their contribution to the state's coal production and local economy.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Margherita coalfields canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T9414831 — 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: Margherita coalfields Context triple: [Tinsukia, hasNearbyCoalRegion, Margherita coalfields]
-
A.
Pocahontas coalfield
The Pocahontas coalfield is a historically significant coal-mining region in the Appalachian Mountains, known for its high-quality bituminous coal and its central role in the industrial development of southern West Virginia and southwestern Virginia.
-
B.
Clackmannan coalfield
The Clackmannan coalfield is a historic coal-mining region in central Scotland that played a significant role in the area's industrial development.
-
C.
Arigna coal mining area
The Arigna coal mining area is a historic coalfield in County Roscommon, Ireland, known for its long tradition of coal extraction and its preserved mining heritage center.
-
D.
Hunter coalfields
The Hunter coalfields are a major coal mining region in New South Wales, Australia, known for extensive thermal and coking coal production that supports both domestic energy needs and international exports.
-
E.
Wardha Valley Coalfield
Wardha Valley Coalfield is a major coal mining region in Maharashtra, India, known for its extensive reserves of non-coking coal that support regional power generation and industry.
- 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: Margherita coalfields Target entity description: Margherita coalfields are a significant coal mining region in Assam, India, known for their contribution to the state's coal production and local economy.
-
A.
Pocahontas coalfield
The Pocahontas coalfield is a historically significant coal-mining region in the Appalachian Mountains, known for its high-quality bituminous coal and its central role in the industrial development of southern West Virginia and southwestern Virginia.
-
B.
Clackmannan coalfield
The Clackmannan coalfield is a historic coal-mining region in central Scotland that played a significant role in the area's industrial development.
-
C.
Arigna coal mining area
The Arigna coal mining area is a historic coalfield in County Roscommon, Ireland, known for its long tradition of coal extraction and its preserved mining heritage center.
-
D.
Hunter coalfields
The Hunter coalfields are a major coal mining region in New South Wales, Australia, known for extensive thermal and coking coal production that supports both domestic energy needs and international exports.
-
E.
Wardha Valley Coalfield
Wardha Valley Coalfield is a major coal mining region in Maharashtra, India, known for its extensive reserves of non-coking coal that support regional power generation and industry.
- F. None of above. chosen
Statements (30)
| Predicate | Object |
|---|---|
| instanceOf |
coalfield
ⓘ
mining region ⓘ |
| contributesTo |
Assam coal production
ⓘ
local economy of Margherita region ⓘ |
| country | India ⓘ |
| geologicalBasin | Assam–Arakan basin NERFINISHED ⓘ |
| hasEconomicRole |
employment generation in Tinsukia district
ⓘ
support to local ancillary industries ⓘ |
| hasEnvironmentalImpact |
air pollution from coal mining
ⓘ
land degradation ⓘ water pollution from mine drainage ⓘ |
| hasMiningActivity |
opencast mining
ⓘ
underground mining ⓘ |
| hasWorkforce |
organized mine workers
ⓘ
unorganized contract labour ⓘ |
| knownFor |
bituminous coal
ⓘ
steam coal production ⓘ |
| locatedIn |
Assam
ⓘ
Brahmaputra Valley region NERFINISHED ⓘ Tinsukia district NERFINISHED ⓘ |
| locatedNear | Margherita town NERFINISHED ⓘ |
| operatedBy |
Coal India Limited
NERFINISHED
ⓘ
North Eastern Coalfields NERFINISHED ⓘ |
| partOf | Assam coalfields NERFINISHED ⓘ |
| region | Northeast India ⓘ |
| resourceType | coal ⓘ |
| transportLinkedBy |
railway network in Assam
ⓘ
road network in Tinsukia district ⓘ |
| usedFor |
industrial fuel supply in Northeast India
ⓘ
thermal power generation ⓘ |
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: Margherita coalfields Description of subject: Margherita coalfields are a significant coal mining region in Assam, India, known for their contribution to the state's coal production and local economy.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.