Companhia Vale do Rio Doce
E1450943
UNEXPLORED
Companhia Vale do Rio Doce was a major Brazilian state-owned mining company, particularly known for its iron ore production, that later became the privatized global mining giant Vale S.A.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Companhia Vale do Rio Doce canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T20800652 — 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: Companhia Vale do Rio Doce Context triple: [Vale, formerName, Companhia Vale do Rio Doce]
-
A.
Companhia Siderúrgica Nacional
Companhia Siderúrgica Nacional is one of Brazil’s largest integrated steel producers, historically significant for driving the country’s industrialization.
-
B.
Samarco
Samarco is a Brazilian mining company best known for operating iron ore facilities in Minas Gerais and Espírito Santo and for its involvement in the 2015 Mariana dam disaster.
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C.
Memorial Minas Gerais Vale
Memorial Minas Gerais Vale is a cultural and historical museum in Belo Horizonte, Brazil, dedicated to showcasing the heritage, art, and traditions of the state of Minas Gerais through interactive and multimedia exhibits.
-
D.
Minas-Rio
Minas-Rio is a large-scale iron ore mining and pipeline project in Brazil known for supplying high-grade ore to global markets.
-
E.
Altos Hornos de México
Altos Hornos de México is one of Mexico’s largest integrated steel producers, known for its major steelmaking operations and industrial influence in the country.
- 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: Companhia Vale do Rio Doce Target entity description: Companhia Vale do Rio Doce was a major Brazilian state-owned mining company, particularly known for its iron ore production, that later became the privatized global mining giant Vale S.A.
-
A.
Companhia Siderúrgica Nacional
Companhia Siderúrgica Nacional is one of Brazil’s largest integrated steel producers, historically significant for driving the country’s industrialization.
-
B.
Samarco
Samarco is a Brazilian mining company best known for operating iron ore facilities in Minas Gerais and Espírito Santo and for its involvement in the 2015 Mariana dam disaster.
-
C.
Memorial Minas Gerais Vale
Memorial Minas Gerais Vale is a cultural and historical museum in Belo Horizonte, Brazil, dedicated to showcasing the heritage, art, and traditions of the state of Minas Gerais through interactive and multimedia exhibits.
-
D.
Minas-Rio
Minas-Rio is a large-scale iron ore mining and pipeline project in Brazil known for supplying high-grade ore to global markets.
-
E.
Altos Hornos de México
Altos Hornos de México is one of Mexico’s largest integrated steel producers, known for its major steelmaking operations and industrial influence in the country.
- F. None of above. chosen
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.