Mangala oil field
E1028815
Mangala oil field is a major onshore oil field in Rajasthan, India, known as one of the country’s largest hydrocarbon discoveries.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Mangala oil field canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T13216422 — 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: Mangala oil field Context triple: [Barmer, hasNearbyOilField, Mangala oil field]
-
A.
Sabunchi oil field
The Sabunchi oil field is a historic petroleum-producing area in the Baku region of Azerbaijan that was developed and operated by the Nobel Brothers’ oil company, Branobel, during the late 19th and early 20th centuries.
-
B.
Parentis oil field
Parentis oil field is a major onshore oil field in southwestern France, known as one of the most significant hydrocarbon deposits in the Aquitaine region.
-
C.
Vankor oil field
Vankor oil field is a major Russian oil and gas field in Eastern Siberia that serves as one of Rosneft’s largest and most strategically important production assets.
-
D.
Mereenie oil and gas field
The Mereenie oil and gas field is a significant onshore hydrocarbon field in Australia’s Northern Territory, producing both crude oil and natural gas from the Mereenie Sandstone formation.
-
E.
Ras Gharib oil field
Ras Gharib oil field is a major Egyptian offshore oil field in the Gulf of Suez, known as one of the country’s oldest and most productive hydrocarbon sites.
- 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: Mangala oil field Target entity description: Mangala oil field is a major onshore oil field in Rajasthan, India, known as one of the country’s largest hydrocarbon discoveries.
-
A.
Sabunchi oil field
The Sabunchi oil field is a historic petroleum-producing area in the Baku region of Azerbaijan that was developed and operated by the Nobel Brothers’ oil company, Branobel, during the late 19th and early 20th centuries.
-
B.
Parentis oil field
Parentis oil field is a major onshore oil field in southwestern France, known as one of the most significant hydrocarbon deposits in the Aquitaine region.
-
C.
Vankor oil field
Vankor oil field is a major Russian oil and gas field in Eastern Siberia that serves as one of Rosneft’s largest and most strategically important production assets.
-
D.
Mereenie oil and gas field
The Mereenie oil and gas field is a significant onshore hydrocarbon field in Australia’s Northern Territory, producing both crude oil and natural gas from the Mereenie Sandstone formation.
-
E.
Ras Gharib oil field
Ras Gharib oil field is a major Egyptian offshore oil field in the Gulf of Suez, known as one of the country’s oldest and most productive hydrocarbon sites.
- F. None of above. chosen
Statements (32)
| Predicate | Object |
|---|---|
| instanceOf |
oil field
ⓘ
onshore oil field ⓘ |
| associatedInfrastructure | Mangala Processing Terminal NERFINISHED ⓘ |
| basin | Barmer Basin NERFINISHED ⓘ |
| continent | Asia ⓘ |
| country | India ⓘ |
| countryRank | one of India’s largest hydrocarbon discoveries ⓘ |
| countrySubdivision | State of Rajasthan NERFINISHED ⓘ |
| developmentType |
polymer flooding
ⓘ
thermal enhanced oil recovery ⓘ |
| discoveredBy | Cairn Energy NERFINISHED ⓘ |
| discoveryYear | 2004 ⓘ |
| exportsVia | Rajasthan crude oil pipeline NERFINISHED ⓘ |
| geologicalAge | Cretaceous NERFINISHED ⓘ |
| geologicalFormation | Fatehgarh Formation NERFINISHED ⓘ |
| hasProduct | Rajasthan crude NERFINISHED ⓘ |
| hydrocarbonType | oil ⓘ |
| isPartOf |
RJ-ON-90/1 block
NERFINISHED
ⓘ
Rajasthan block ⓘ |
| licenseBlockOperator | Cairn Oil & Gas NERFINISHED ⓘ |
| licenseBlockPartner | Oil and Natural Gas Corporation NERFINISHED ⓘ |
| locatedIn |
Barmer district
NERFINISHED
ⓘ
Rajasthan ⓘ |
| nearCity | Barmer NERFINISHED ⓘ |
| oneOfLargest | onshore oil discoveries in India ⓘ |
| operator |
Cairn Oil & Gas
NERFINISHED
ⓘ
Vedanta Limited NERFINISHED ⓘ |
| productionMethod | enhanced oil recovery ⓘ |
| resourceCategory | petroleum reservoir ⓘ |
| resourceType | crude oil ⓘ |
| startOfProduction | 2009 ⓘ |
| strategicImportance | major contributor to India’s domestic oil production ⓘ |
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: Mangala oil field Description of subject: Mangala oil field is a major onshore oil field in Rajasthan, India, known as one of the country’s largest hydrocarbon discoveries.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.