Petrobras (refinery operations)
E763260
Petrobras (refinery operations) is the refining arm of Brazil’s state-controlled oil company Petrobras, operating major petroleum refineries such as those located in Duque de Caxias.
All labels observed (3)
| Label | Occurrences |
|---|---|
| Petróleo Brasileiro S.A. (Petrobras) | 3 |
| Duque de Caxias Refinery (REDUC) | 1 |
| Petrobras (refinery operations) canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T8866620 — 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: Petrobras (refinery operations) Context triple: [Duque de Caxias, hasMajorCompany, Petrobras (refinery operations)]
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A.
Refinería
Refinería is a Mexico City Metro station on Line 7 that serves the area near the Pemex oil refinery in the Azcapotzalco borough.
-
B.
TotalEnergies Port Arthur Refinery
TotalEnergies Port Arthur Refinery is a major Gulf Coast oil refining complex in Port Arthur, Texas, operated by TotalEnergies for the processing of crude oil into fuels and other petroleum products.
-
C.
Jordan Petroleum Refinery
Jordan Petroleum Refinery is the main oil refining facility in Jordan, located in Zarqa and responsible for processing and supplying much of the country’s petroleum products.
-
D.
Warri Refining and Petrochemical Company
Warri Refining and Petrochemical Company is a major Nigerian oil refinery and petrochemical complex located in Warri, Delta State, involved in processing crude oil and producing various petroleum products.
-
E.
Yanbu Aramco Sinopec Refining Company
Yanbu Aramco Sinopec Refining Company is a joint venture between Saudi Aramco and China’s Sinopec that operates a major integrated oil refinery and petrochemical complex in Yanbu, Saudi Arabia.
- 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: Petrobras (refinery operations) Target entity description: Petrobras (refinery operations) is the refining arm of Brazil’s state-controlled oil company Petrobras, operating major petroleum refineries such as those located in Duque de Caxias.
-
A.
Refinería
Refinería is a Mexico City Metro station on Line 7 that serves the area near the Pemex oil refinery in the Azcapotzalco borough.
-
B.
TotalEnergies Port Arthur Refinery
TotalEnergies Port Arthur Refinery is a major Gulf Coast oil refining complex in Port Arthur, Texas, operated by TotalEnergies for the processing of crude oil into fuels and other petroleum products.
-
C.
Jordan Petroleum Refinery
Jordan Petroleum Refinery is the main oil refining facility in Jordan, located in Zarqa and responsible for processing and supplying much of the country’s petroleum products.
-
D.
Warri Refining and Petrochemical Company
Warri Refining and Petrochemical Company is a major Nigerian oil refinery and petrochemical complex located in Warri, Delta State, involved in processing crude oil and producing various petroleum products.
-
E.
Yanbu Aramco Sinopec Refining Company
Yanbu Aramco Sinopec Refining Company is a joint venture between Saudi Aramco and China’s Sinopec that operates a major integrated oil refinery and petrochemical complex in Yanbu, Saudi Arabia.
- F. None of above. chosen
Statements (49)
| Predicate | Object |
|---|---|
| instanceOf |
business unit
ⓘ
refining division ⓘ |
| controllingShareholder |
Government of Brazil
ⓘ
linked to:
Brazilian government
|
| coreActivity |
crude oil refining
ⓘ
production of LPG ⓘ production of asphalt ⓘ production of diesel ⓘ production of fuels ⓘ production of gasoline ⓘ production of jet fuel ⓘ production of lubricants ⓘ production of petrochemical feedstocks ⓘ |
| country | Brazil ⓘ |
| focusArea |
improving energy efficiency
ⓘ
increasing conversion capacity ⓘ reducing emissions in refining ⓘ |
| headquartersLocation | Brazil ⓘ |
| implements |
fuel quality improvement programs
ⓘ
refinery modernization projects ⓘ |
| industry |
energy
ⓘ
oil refining ⓘ petroleum products ⓘ |
| integratedWith |
Petrobras transportation and logistics network
ⓘ
Petrobras upstream oil production ⓘ |
| marketServed |
Brazilian domestic fuel market
ⓘ
export markets ⓘ |
| operatesInSector | downstream oil and gas ⓘ |
| operatesRefinery |
Abreu e Lima Refinery (RNEST)
ⓘ
Alberto Pasqualini Refinery (REFAP) ⓘ Cubatão Refinery (RPBC) ⓘ Duque de Caxias Refinery (REDUC) ⓘ
linked to:
Petrobras (refinery operations)
Gabriel Passos Refinery (REGAP) ⓘ Landulpho Alves Refinery (RLAM) historically ⓘ Lubnor Lubricants and Asphalt Refinery (LUBNOR) ⓘ Manaus Refinery (REMAN) ⓘ Paulínia Refinery (REPLAN) ⓘ Presidente Getúlio Vargas Refinery (REPAR) ⓘ |
| owner |
Petróleo Brasileiro S.A. (Petrobras)
ⓘ
linked to:
Petrobras (refinery operations)
|
| parentCompany |
Petróleo Brasileiro S.A. (Petrobras)
ⓘ
linked to:
Petrobras (refinery operations)
|
| partOf |
Petróleo Brasileiro S.A. (Petrobras)
ⓘ
linked to:
Petrobras (refinery operations)
|
| product |
aviation kerosene
ⓘ
fuel oil ⓘ gasoline A ⓘ low-sulfur diesel ⓘ |
| regulator | Brazilian National Agency of Petroleum, Natural Gas and Biofuels (ANP) ⓘ |
| roleInCompany |
key element of Petrobras downstream strategy
ⓘ
major contributor to Petrobras revenue ⓘ |
| subjectTo | Brazilian environmental regulations ⓘ |
| supplies | Brazilian fuel distribution companies ⓘ |
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: Petrobras (refinery operations) Description of subject: Petrobras (refinery operations) is the refining arm of Brazil’s state-controlled oil company Petrobras, operating major petroleum refineries such as those located in Duque de Caxias.
Referenced by (5)
Full triples — surface form annotated when it differs from this entity's canonical label.
linked to: Petrobras (refinery operations)
linked to: Petrobras (refinery operations)
linked to: Petrobras (refinery operations)
linked to: Petrobras (refinery operations)