Natuna D-Alpha gas field
E1011417
Natuna D-Alpha gas field is a massive offshore natural gas reservoir in Indonesia’s Natuna Sea, notable for its huge reserves and high carbon dioxide content.
All labels observed (3)
| Label | Occurrences |
|---|---|
| East Natuna gas field | 3 |
| Natuna D-Alpha gas field canonical | 2 |
| Natuna East D-Alpha field | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T12929761 — 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: Natuna D-Alpha gas field Context triple: [Natuna Islands, hasField, Natuna D-Alpha gas field]
-
A.
Bayu-Undan gas field
The Bayu-Undan gas field is a major offshore natural gas and condensate field in the Timor Sea that has been a key source of revenue for Timor-Leste through LNG exports.
-
B.
Ichthys gas field
The Ichthys gas field is a major offshore natural gas and condensate field in Australia's Browse Basin that underpins the large-scale Ichthys LNG project.
-
C.
Lacq gas field
The Lacq gas field is a major natural gas deposit in southwestern France that played a key role in the country’s postwar energy development and petrochemical industry.
-
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.
Urengoy gas field
The Urengoy gas field is one of the world’s largest natural gas fields, located in northern Russia and serving as a major source of gas for both domestic use and export.
- 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: Natuna D-Alpha gas field Target entity description: Natuna D-Alpha gas field is a massive offshore natural gas reservoir in Indonesia’s Natuna Sea, notable for its huge reserves and high carbon dioxide content.
-
A.
Bayu-Undan gas field
The Bayu-Undan gas field is a major offshore natural gas and condensate field in the Timor Sea that has been a key source of revenue for Timor-Leste through LNG exports.
-
B.
Ichthys gas field
The Ichthys gas field is a major offshore natural gas and condensate field in Australia's Browse Basin that underpins the large-scale Ichthys LNG project.
-
C.
Lacq gas field
The Lacq gas field is a major natural gas deposit in southwestern France that played a key role in the country’s postwar energy development and petrochemical industry.
-
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.
Urengoy gas field
The Urengoy gas field is one of the world’s largest natural gas fields, located in northern Russia and serving as a major source of gas for both domestic use and export.
- F. None of above. chosen
Statements (48)
| Predicate | Object |
|---|---|
| instanceOf |
natural gas field
ⓘ
offshore gas field ⓘ |
| alsoKnownAs |
East Natuna gas field
ⓘ
linked to:
Natuna D-Alpha gas field
Natuna East D-Alpha field ⓘ
linked to:
Natuna D-Alpha gas field
|
| basin | East Natuna Basin ⓘ |
| blockName | East Natuna block ⓘ |
| contains |
carbon dioxide
ⓘ
hydrocarbons ⓘ methane ⓘ |
| country | Indonesia ⓘ |
| developmentChallenges |
high CO2 removal cost
ⓘ
high capital expenditure requirements ⓘ need for large-scale carbon capture and storage ⓘ remote offshore location ⓘ |
| developmentStatus |
pre-FID
ⓘ
undeveloped ⓘ |
| discoveredIn | 1973 ⓘ |
| environmentalConcern | large potential CO2 emissions ⓘ |
| estimatedGasInPlace |
around 222 trillion cubic feet
ⓘ
over 200 trillion cubic feet ⓘ |
| formerOperator |
ExxonMobil
ⓘ
linked to:
Exxon
|
| geologicalSetting | offshore sedimentary basin ⓘ |
| hasCharacteristic | high carbon dioxide content ⓘ |
| hasCO2Content |
about 70 percent
ⓘ
approximately 71 percent ⓘ more than two-thirds of raw gas stream ⓘ |
| hasIssue |
commercial viability due to high CO2 content
ⓘ
need for international partners for development ⓘ |
| hostCountryCompany |
Pertamina Hulu Energi
ⓘ
linked to:
PT Pertamina Hulu Energi
|
| hydrocarbonPhase | gas ⓘ |
| licenseType | production sharing contract ⓘ |
| locatedIn |
Natuna Sea
ⓘ
South China Sea region ⓘ
linked to:
South China Sea
|
| locatedOffshoreFrom |
Riau Islands Province
ⓘ
linked to:
Riau Islands
|
| operator | Pertamina ⓘ |
| ownership | Government of Indonesia ⓘ |
| plannedUse |
LNG export
ⓘ
domestic gas supply for Indonesia ⓘ |
| recoverableReserves | tens of trillions of cubic feet ⓘ |
| region | Southeast Asia ⓘ |
| requiresTechnology |
advanced gas sweetening
ⓘ
carbon capture and storage ⓘ |
| resourceType | natural gas ⓘ |
| significance |
one of Indonesia’s largest gas resources
ⓘ
one of the world’s largest undeveloped gas fields ⓘ |
| strategicImportance |
energy security for Indonesia
ⓘ
potential major LNG export hub ⓘ |
| waterDepth | offshore shallow water ⓘ |
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: Natuna D-Alpha gas field Description of subject: Natuna D-Alpha gas field is a massive offshore natural gas reservoir in Indonesia’s Natuna Sea, notable for its huge reserves and high carbon dioxide content.
Referenced by (6)
Full triples — surface form annotated when it differs from this entity's canonical label.
linked to: Natuna D-Alpha gas field
linked to: Natuna D-Alpha gas field
linked to: Natuna D-Alpha gas field
linked to: Natuna D-Alpha gas field