San José copper–gold mine
E701300
The San José copper–gold mine is a Chilean mine near Copiapó that became internationally known after 33 miners were trapped underground there for 69 days in 2010.
All labels observed (1)
| Label | Occurrences |
|---|---|
| San José copper–gold mine canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T7888540 — 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: San José copper–gold mine Context triple: [2010 Copiapó mining accident, location, San José copper–gold mine]
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A.
San José mine
San José mine is a historic silver and tin mine located near the city of Oruro in Bolivia, known for its long-standing role in the region’s mining industry.
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B.
Cortez Gold Mine
Cortez Gold Mine is a major gold-producing mining complex in north-central Nevada and one of the largest and longest-operating gold mines in the United States.
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C.
La Escondida copper mine
La Escondida copper mine is the world’s largest copper-producing mine, located in Chile’s Atacama Desert and a major contributor to global copper supply.
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D.
Falun Copper Mine
Falun Copper Mine is a historic Swedish mining site in Dalarna, once one of Europe’s most important copper producers and now preserved as a UNESCO World Heritage Site.
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E.
Santa Bárbara mine
Santa Bárbara mine is a historic mercury mine near Huancavelica in Peru, once one of the most important sources of mercury for Spanish colonial silver mining.
- 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: San José copper–gold mine Target entity description: The San José copper–gold mine is a Chilean mine near Copiapó that became internationally known after 33 miners were trapped underground there for 69 days in 2010.
-
A.
San José mine
San José mine is a historic silver and tin mine located near the city of Oruro in Bolivia, known for its long-standing role in the region’s mining industry.
-
B.
Cortez Gold Mine
Cortez Gold Mine is a major gold-producing mining complex in north-central Nevada and one of the largest and longest-operating gold mines in the United States.
-
C.
La Escondida copper mine
La Escondida copper mine is the world’s largest copper-producing mine, located in Chile’s Atacama Desert and a major contributor to global copper supply.
-
D.
Falun Copper Mine
Falun Copper Mine is a historic Swedish mining site in Dalarna, once one of Europe’s most important copper producers and now preserved as a UNESCO World Heritage Site.
-
E.
Santa Bárbara mine
Santa Bárbara mine is a historic mercury mine near Huancavelica in Peru, once one of the most important sources of mercury for Spanish colonial silver mining.
- F. None of above. chosen
Statements (29)
| Predicate | Object |
|---|---|
| instanceOf |
copper–gold mine
ⓘ
underground mine ⓘ |
| approximateLatitude | -27.15 ⓘ |
| approximateLongitude | -70.50 ⓘ |
| continent | South America ⓘ |
| coordinateSystem | WGS84 ⓘ |
| country | Chile ⓘ |
| dateOfAccident | 2010-08-05 ⓘ |
| dateOfRescue | 2010-10-13 ⓘ |
| durationOf2010EntombmentDays | 69 ⓘ |
| hasAccident | 2010 Copiapó mining accident NERFINISHED ⓘ |
| hasRescueOperation | 2010 Chilean mine rescue NERFINISHED ⓘ |
| industry | mining industry ⓘ |
| knownFor | 2010 mining accident ⓘ |
| languageOfLocalAdministration | Spanish ⓘ |
| locatedIn | Atacama Region NERFINISHED ⓘ |
| locatedNear | Copiapó NERFINISHED ⓘ |
| maximumDepth | approximately 700 meters ⓘ |
| miningMethod | underground hard rock mining ⓘ |
| municipality | Copiapó NERFINISHED ⓘ |
| notableEvent | global media coverage during 2010 rescue ⓘ |
| numberOfMinersTrappedIn2010Accident | 33 ⓘ |
| ownedBy | Compañía Minera San Esteban Primera NERFINISHED ⓘ |
| primaryProduct | copper ⓘ |
| region | northern Chile NERFINISHED ⓘ |
| safetyRecordBefore2010Accident | history of safety problems ⓘ |
| secondaryProduct | gold ⓘ |
| statusAfter2010Accident | closed ⓘ |
| typeOfOreBody | copper–gold deposit ⓘ |
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: San José copper–gold mine Description of subject: The San José copper–gold mine is a Chilean mine near Copiapó that became internationally known after 33 miners were trapped underground there for 69 days in 2010.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.