Marquis of Maranhão
E933874
The Marquis of Maranhão was a noble title granted to the British naval officer Thomas Cochrane in recognition of his decisive role in securing Brazil’s independence, particularly in the province of Maranhão.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Marquis of Maranhão canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T11568012 — 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: Marquis of Maranhão Context triple: [Thomas Cochrane, 10th Earl of Dundonald, title, Marquis of Maranhão]
-
A.
Visconde de Pirajá
Visconde de Pirajá was a Brazilian nobleman and historical figure whose title is commemorated in the name of a major street in Rio de Janeiro’s Ipanema neighborhood.
-
B.
Marquês de Sapucaí
Marquês de Sapucaí was a Brazilian noble title associated with an influential figure in Rio de Janeiro’s history, whose name is now best known through the city’s iconic samba parade venue.
-
C.
Manuel Luís Osório, Marquis of Erval
Manuel Luís Osório, Marquis of Erval, was a prominent 19th-century Brazilian military leader and politician who became a national hero for his role in the Paraguayan War.
-
D.
Henrique Lopes de Mendonça
Henrique Lopes de Mendonça was a Portuguese playwright, poet, and naval officer best known for writing the lyrics to Portugal’s national anthem, “A Portuguesa.”
-
E.
Francisco Barreto de Meneses
Francisco Barreto de Meneses was a 17th-century Portuguese colonial military leader and governor in Brazil, noted for his role in campaigns against Dutch forces during the Luso-Dutch conflicts.
- 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: Marquis of Maranhão Target entity description: The Marquis of Maranhão was a noble title granted to the British naval officer Thomas Cochrane in recognition of his decisive role in securing Brazil’s independence, particularly in the province of Maranhão.
-
A.
Visconde de Pirajá
Visconde de Pirajá was a Brazilian nobleman and historical figure whose title is commemorated in the name of a major street in Rio de Janeiro’s Ipanema neighborhood.
-
B.
Marquês de Sapucaí
Marquês de Sapucaí was a Brazilian noble title associated with an influential figure in Rio de Janeiro’s history, whose name is now best known through the city’s iconic samba parade venue.
-
C.
Manuel Luís Osório, Marquis of Erval
Manuel Luís Osório, Marquis of Erval, was a prominent 19th-century Brazilian military leader and politician who became a national hero for his role in the Paraguayan War.
-
D.
Henrique Lopes de Mendonça
Henrique Lopes de Mendonça was a Portuguese playwright, poet, and naval officer best known for writing the lyrics to Portugal’s national anthem, “A Portuguesa.”
-
E.
Francisco Barreto de Meneses
Francisco Barreto de Meneses was a 17th-century Portuguese colonial military leader and governor in Brazil, noted for his role in campaigns against Dutch forces during the Luso-Dutch conflicts.
- F. None of above. chosen
Statements (30)
| Predicate | Object |
|---|---|
| instanceOf |
Brazilian noble title
ⓘ
noble title ⓘ |
| associatedProvince | Province of Maranhão NERFINISHED ⓘ |
| associatedWithCountry | Brazil NERFINISHED ⓘ |
| associatedWithTerritory | Maranhão NERFINISHED ⓘ |
| country | Empire of Brazil NERFINISHED ⓘ |
| grantedBy | Pedro I of Brazil NERFINISHED ⓘ |
| grantedTo | Thomas Cochrane NERFINISHED ⓘ |
| holderMilitaryBranch | navy ⓘ |
| holderNationalityAtGrant | British ⓘ |
| holderOccupation | naval officer ⓘ |
| holderOtherTitle |
10th Earl of Dundonald
NERFINISHED
ⓘ
Lord Cochrane NERFINISHED ⓘ |
| holderService |
Brazilian Navy
NERFINISHED
ⓘ
Royal Navy NERFINISHED ⓘ |
| honorType | hereditary honor (nobility) ⓘ |
| languageOfTitle | Portuguese ⓘ |
| monarchAtCreation | Emperor Pedro I of Brazil NERFINISHED ⓘ |
| nobleHierarchy |
higher than count
ⓘ
lower than duke ⓘ |
| nobleRank | marquis ⓘ |
| originalTitleForm | Marquês do Maranhão NERFINISHED ⓘ |
| reasonForGrant |
naval operations in the province of Maranhão
ⓘ
role in securing Brazil’s independence ⓘ services in Brazilian War of Independence ⓘ |
| relatedEvent |
Brazilian War of Independence
NERFINISHED
ⓘ
Independence of Brazil NERFINISHED ⓘ |
| titleHolder | Thomas Cochrane NERFINISHED ⓘ |
| titleSystem | Brazilian imperial nobility ⓘ |
| usedInPeriod | 19th century ⓘ |
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: Marquis of Maranhão Description of subject: The Marquis of Maranhão was a noble title granted to the British naval officer Thomas Cochrane in recognition of his decisive role in securing Brazil’s independence, particularly in the province of Maranhão.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.
subject surface form:
Thomas Cochrane, 10th Earl of Dundonald