Copperopolis, California
E305122
Copperopolis, California is a historic former copper-mining town in Calaveras County that has evolved into a small rural community and recreational gateway near the Sierra Nevada foothills.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Copperopolis, California canonical | 3 |
How this entity was disambiguated
This entity first appeared as the object of triple T2858625 — 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: Copperopolis, California Context triple: [Calaveras County, hasTown, Copperopolis, California]
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A.
Rutherford, California
Rutherford, California is a small community in Napa Valley renowned for its premium wineries and distinctive Cabernet Sauvignon wines.
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B.
Goldstone, California
Goldstone, California is a remote area in the Mojave Desert best known as the site of NASA’s Goldstone Deep Space Communications Complex, a key facility for tracking and communicating with interplanetary spacecraft.
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C.
Coloma, California
Coloma, California is a historic Gold Country town best known as the site where gold was first discovered in 1848, sparking the California Gold Rush.
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D.
Nipton, California
Nipton, California is a small, historic desert town in eastern San Bernardino County near the Nevada border, known for its remote location, eco-tourism focus, and proximity to Mojave Desert landscapes.
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E.
Kettleman City
Kettleman City is a small unincorporated community in Kings County, California, located in the San Joaquin Valley near major highway junctions and agricultural areas.
- 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: Copperopolis, California Target entity description: Copperopolis, California is a historic former copper-mining town in Calaveras County that has evolved into a small rural community and recreational gateway near the Sierra Nevada foothills.
-
A.
Rutherford, California
Rutherford, California is a small community in Napa Valley renowned for its premium wineries and distinctive Cabernet Sauvignon wines.
-
B.
Goldstone, California
Goldstone, California is a remote area in the Mojave Desert best known as the site of NASA’s Goldstone Deep Space Communications Complex, a key facility for tracking and communicating with interplanetary spacecraft.
-
C.
Coloma, California
Coloma, California is a historic Gold Country town best known as the site where gold was first discovered in 1848, sparking the California Gold Rush.
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D.
Nipton, California
Nipton, California is a small, historic desert town in eastern San Bernardino County near the Nevada border, known for its remote location, eco-tourism focus, and proximity to Mojave Desert landscapes.
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E.
Kettleman City
Kettleman City is a small unincorporated community in Kings County, California, located in the San Joaquin Valley near major highway junctions and agricultural areas.
- F. None of above. chosen
Statements (34)
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: Copperopolis, California Description of subject: Copperopolis, California is a historic former copper-mining town in Calaveras County that has evolved into a small rural community and recreational gateway near the Sierra Nevada foothills.
Referenced by (3)
Full triples — surface form annotated when it differs from this entity's canonical label.
subject surface form:
State Route 4 (California)